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- Frank`s Hospital Workshop

1. M1046983 05 05 Exp Data MUX 412 5V Insp Data to Flow Sensors E Clk 5 0VA E 5 0V 4 Filter 5 0VD E GND 6 0VA oe ag 12 5 Bag Vent Sw 6 0VA Regulators m T O2 Flush Sw v z O Emulator mnm e 9 Header Activity Indicators 5 Reset Watchdog ACGO SCGO Sw 7 Txd amp Rxd c CGO Sw R g ATMEGA16 RS 422 Mi ll ABS On Sw R icrocontroler Transceiver Parallel W Do Watchdog and SCGO SCGO SCGO On ADC 09 Under Voltage Driver 10 Bit Monitor ait Bl GIV On Local Power VDD Over E 9 rv Sem Over Press Supply Monitors Voltage Monitor g x n o T amp Bla lt o lt lt 12 5V ISP 4 E Pa T Over Press Header 3 Ep SPI Addr Decoder a DAC FL DAC CS 3 alve gt Driver 12 Bit FL DAC LD it e ADC C iL omp Q 12 Bit ADC CS a a 8 Channel x z z VREF o nam LL iL Airway_Press Manifold Press Inspiratory Press u ul Expiratory_Press a 2 gt gt N 5 Amp Filter Amp Filter DA Sensor AmpfFilter G U 2 Q o 3 E o o g o ies D A 1se Inspiratory Expiratory Manifold Airway Ventilator Interface Board Transducer Transdu
2. Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting 02 SENSOR FAILURE Replace 0 sensor 05 596 Low AC Galvanic sensor Vent connected Calibrate Sensor If calibration fails replace Sensor If calibration continues to fail wait 90 minutes and repeat calibration If calibration fails after 90 minute replace VIB O2CAL ERROR Calibrate sensor Offset slope or cell voltage Low AC Galvanic O sensor not in range or O gt 110 Vent connected Calibrate 05 Sensor If calibration fails replace 05 Sensor If calibration continues to fail wait 90 minutes and repeat calibration If calibration fails after 90 minute replace VIB ON STANDBY Turn switch on to On Standby switch High PC System state is SWITCH TO STANDBY continue use transitions from On to Therapy and Power Standby Controller is communicating with DC No Service Action Required OUTFLOW SCAV 10VA Vaporizer Failure Overcurrent condition AC POWER ERROR detected by the AC Circuit disabled If the P2 indicator never lights or lights only briefly proceed to interconnect fault isolation procedure Section 7 6 1 Ifthe P2 indicator remains lit for more than 2 seconds isolate the failed valve outflow or scavenging circuit with manual valve controls Replace and retest in the following order A
3. ctp 10 59 M1046983 05 05 Aisys 10 36 Cables and harnesses 10 60 Item 10 11 12 13 14 15 16 17 18 Description Power Cord Harness 100 120 V to Toroid Harness 220 240 V to Toroid Harness to 100 120 V outlets Harness to 220 240 V outlets Harness Fuse block to Power Supply Harness Filter Board to SCGO ACGO Harness Filter Board to ABS flow sensors includes tubing Cable Filter Board to Vent Engine harness connector Harness Filter Board to O Cell and ABS switches Harness Filter Board to Task Light Harness Task Light switch Harness Vent Engine Board Harness Bag Vent switch to Filter Board harness Harness O Cell to Filter Board harness Harness ACGO switch to Filter Board harness Harness Canister Release switch Bypass Stock Number Refer to section 10 5 1011 3538 000 1011 3539 000 1011 3526 000 1011 3527 000 1011 3581 000 1009 5528 000 1009 8223 000 1009 5521 000 1009 5531 000 1011 3400 000 1011 3545 000 1009 5545 000 1009 5585 000 1009 5586 000 1009 5872 000 1407 3144 000 05 05 M1046983 10 Illustrated Parts UT Task Light Filter B E B s
4. 2 47 2 13 7 Mechanical Overpressure Valve 2 48 2 13 8 Reservoir and bleed resistor 2 48 2 13 9 Free 2 49 2 13 10 Breathing circuit flow 8 0 2 49 05 05 M1046983 3 Checkout Procedure M1046983 05 05 Table of Contents 3 1 INSPECLIhe SYSIEM 2 othe REL 3 2 3 2 System Gheckolt ir che aa rex Ee 3 2 3 2 T leak 250 l c utere tc can eco et etae d Rt 3 2 3 2 2 Machine Che6k oiu treten eise eee RR E ATE ARTES xe 3 3 3 2 3 Machine Check System e 3 3 3 2 4 Machine Check Circuit 3 3 3 2 5 Machine Check Circuit 02 888 8 3 4 3 9 Individual Checks ern e x 3 4 3 3 1 System es y e er pn em bed LARES PER Dena 3 4 9 9 2 Sia tette hue aes deret ees excerpt a ER xe EE SR 3 5 3 9 9 Circuit 02 seas inane CER de e Ra Ard 3 5 3 9 LOW P leak es ERR RR A p mE Uni he eee bn eed 3 5 3 3 5 Low P Leak machines with ACGO 3 5 9 3 0 Agent Delivery cate ERE TAS gi ed ean e
5. 5 10 5 4 Ventilator Calibrations 0 0 cece Hm 5 11 DAF Cal Config ir etw e ad EY RR ERR GN 5 11 5 4 2 Manifold P Spah os ore It REX e EY IEE YR EXT LEES 5 12 5 4 3 Insp Flow Zero reesi nie xd DI Ra ee Rer x aree 5 12 5 4 4 Inspiratory Flow Valve Cal 0 2 ccc eect I 5 13 5 4 5 Bleed Resistor ics esce ree ER REA ee eur weed 5 13 54 0 PaW eae aw eed RU 5 14 05 05 M1046983 Table of Contents 6 Installation and Maintenance M1046983 05 05 6 1 Aisys Installation Checklist 0 0 00 ccc cece 6 2 6 2 Aisys Planned Maintenance 6 4 6 2 1 Every twelve 12 6 4 6 2 2 Every twenty four 24 months 6 5 6 2 3 Every forty eight 48 months 6 5 6 3 Free breathing valve 6 6 6 4 MOPV pressure relief valve test 6 7 OTT Testsetup a3 dosh reed ec aula M xe rl a en 6 7 6 4 2 Test Procedure ons csse ever etre mere y exa da de ea ntn 6 7 6 5 Pressure Limit CI GUI test ssia aeree mrt nt gk Rn E Ra RR PRA RERO E n cnl 6 8 LASCIO 6 10
6. 7 26 7 5 Electronic amp 7 38 7 5 1 Vaporizer Test Results 2 3 8 7 38 7 5 2 Automated fault isolation procedure 7 39 7 5 3 Vaporizer Test Results troubleshooting 7 40 7 6 Technical Alarms es vice tay Gavan ene deta eee 1 43 7 6 1 Electronic vaporizer 10VA power interconnect faultisolation 7 68 7 1 Aisys 7 1 Troubleshooting Guidelines 1 2 N WARNING Review system error logs using the Special Functions feature of the Software Download card Section 8 3 or download the logs to PC files using the PC Service Application Section 12 5 3 Review the logs to identify issues and follow the appropriate subsystem troubleshooting procedures Troubleshooting high pressure and low pressure leaks Section 7 2 on page 7 3 Breathing System Leak Test Guide Section 7 3 on page 7 4 System Troubleshooting Flowcharts Section 7 4 on page 7 26 Electronic Vaporizer Troubleshooting Section 7 5 on page 7 38 Technical Alarms Section 7 6 on page 7 43 Objects in the breathing system can stop gas flow to the patient This can cause injury or death e Donotuse a test plug that is small enough to fall into the breathing system e Make sure that there are no test plugs or other objects caught
7. 9 13 9 7 Servicing Aladins cassettes 9 16 9 8 Replace Alt 02 lt 9 17 9 9 Replace system switch 55 9 18 05 05 M1046983 1046983 05 05 Table of Contents 9 10 Servicing the Display Unit 0 0 cece cee I 9 20 9 10 1 Remove the Display 9 20 9 10 2 Disassemble the Display 9 21 9 10 3 To replace the CPU board 9 22 9 10 4 To replace the LCD display 9 23 9 10 5 To replace the backlights 9 24 9 10 6 To replace the Inverters 9 25 9 10 7 To replace the front enclosure or 9 26 9 11 Servicing the lower electrical enclosure components 9 28 9 11 1 Power Controller board 9 28 9 11 2 PowerSupply test eer erede aaa bys res orat VeL 9 29 9 11 3 Anesthesia Control board 9 30 9 11 4 Backup batteries ccc III 9 31 9 12 Servicing the Vent Engine 0 cece eect Ie 9 32 9 12 1 To remove the Ven
8. l L RR sta THERMAL FUSE 130 BRN RV O 4 1 1 m L D6520V271RA140 CONNECTOR THERMALFUSE NEUTRAL IN 275V FUSE2AG NEUTRAL OUT 130 CONNECTOR BLU BLK 1 1 WHITE GND GRN Y CHASSIS GROUND L E Gee de emi d v Rui uud nmi james semaine i oli peat Ries e iini 4 fetes dnm densi unc cid an ait Maa EQUIPOTENTIAL STUD Power Supply CHASSIS GROUND ITT 5A FUSE 5A FUSE Figure 11 12 Schematic AC Inlet module 220 240 V with isolated outlets M1046983 05 05 AB 75 038 11 Schematics and Diagrams 11 13 Notes 11 14 05 05 M1046983 In this section M1046983 05 05 12 Service Application 12 1 Aisys Service Application PC based 12 2 12 1 1 PC Requirements 5s eset eee Uh ER RR ee ee Te sates et ee 12 2 12 2 Main Menu System Status 0 00 n 12 3 12 2 1 Power Schematic ne eee b ex Sa pe eA e nt 12 4 12 2 2 Gas Delivery 5 12 5 12 2 3 Ventilation Schematic 12 6 12 2 4 Vaporizer Schematic 0 cece cette eee eens 12 7 12 3 Menu lItems 3 eur Aa SRS Vie AED ES 12 8 12 4 File MONU ie untere E er ER EE
9. 2 24 2 11 1 QVEMEW i one d V ex PE S ERR US ELENCO E EE M EN 2 24 2 11 2 Electronic vaporizer ii ci imienne nanu E III 2 26 2 11 3 Physical connections O5 supply 2 30 2 11 4 Physical connections N20 and Air supplies 2 31 2 11 5 Suction regulators e ens 2 32 2 12 Flow through the breathing system 2 33 2 12 1 Overview of flow paths 2 33 2 12 2 Manual ventilation 0 cece eee II 2 34 2 12 3 Mechanical ventilation 2 37 2 12 4 Fresh gas and Oz flush flow with SCGO 0 eee eee eee eee 2 40 2 12 5 Fresh gas and O flush flow with 2 42 2 13 Ventilator mechanical subsystems 2 44 2 13 1 Drive gas filter and Gas Inlet Valve 2 44 2 13 2 Pressure regulator ia cans eire ra REA REPRE ESPERE 2 45 2 13 3 Flow Control valve 2 0 Ine 2 45 2 13 4 Drive Gas Check Valve DGCV 2 46 2 13 5 Bellows Pressure Relief Valve 2 46 2 13 6 Exhalation valve 2 0 0 cece EE eee 2 47 2 13 7 Mechanical Overpressure Valve 2 48 2 13 8 Reservoir and bleed resistor
10. 2 48 2 13 9 Free 2 49 2 13 10 Breathing circuit flow 8 0 2 49 2 1 Aisys 2 1 Electrical system 2 2 The electrical system consists of two main computing units the Display Unit and the Anesthesia Control board Additional subsystems interact with these computing hosts to perform various gas delivery ventilation and monitoring functions The Display Unit handles the main user interface functions and connections to external devices The Display Unit software runs on the Windows CE operating system Therapy functions are handled by the Anesthesia Control board The Anesthesia Control board is based on the Motorola Coldfire processor with a Nucleus operating system Embedded controllers are used to perform specific machine functions on subsystems like the Power Controller board and the Mixer board The processors communicate through serial bus channels The various functions of the electrical system are accomplished on the following Display Unit CPU A Display Unit System Interconnect assembly Display Connector board C Power Controller board D Anesthesia Control board E Pan Connector board F Electronic Mixer board Agent Delivery Ventilator Interface board I ABS Filter board J Vent Engine Connector board
11. 10 81 10 42 1 Display arm and wrist casting 5 10 82 10 42 2 Wrist casting bearing 10 83 M1046983 05 05 xi Aisys 11 Schematics and Diagrams 12 Service Application Xi 12 1 Aisys Service Application PC based 12 2 12 4 T PC Requirements eee Rl E REO UE CR 12 2 12 2 Main Menu System Status 0 00 cece eee ene 12 3 12 2 1 Power Schematic sci vues icr Ue e m 12 4 12 2 2 Gas Delivery Schematic 12 5 12 2 3 Ventilation Schematic 12 6 12 2 4 Vaporizer Schematic 0 cece cnet enna 12 7 12 3 Menu Items RR C E EE DU RUE SEI E hae Me ventas 12 8 12 4 File menu cvv at Selah a EROR RE 12 9 12 4 1 Preferences c oos Uh ome ERE S ERR Ta tele ed od 12 9 12 510015 menu Ere e eta E RR REALE OE EM RS 12 10 12 5 1 Communication StatuS 000 ccc cece eee eens 12 10 12 5 2 System lt 2 3 8 8 12 11 12 5 3 Transtet 12 12 12 6 Power Diagnostics menu 12 13 12 6 1 POWEr Board Game CRY xa Stee 12 13 12 6 2 Anesthesia Computer Board
12. 11 10 TUBINS ERE ANUS 11 11 Schematic AC Inlet module 100 120 V with isolated 11 12 Schematic AC Inlet module 220 240 V with isolated 11 13 11 Schematics and Diagrams 11 1 Aisys 1 CO2 Bypass and Condenser Option APL valve 0 70 cm H Atmosphere NO i A anc Free Breathing A Not Used Check Valve Mechanical Over Pressure Valve 110cmH20 Exhalation Valve Drive Gas Check Valve 2 0 cm H20 bias 3 5 cm H20 bias 0 10 LPM Drive Gas 0 10 LPM Patient and Fresh Gas 0 20 LPM Total Typical Flow Inspiratory Flow Control Valve ET 02 FLUSH To Scavenging Aux 02 N Oa wg d 7 Reg MI 0 1201 Flow 02 Outlet KO Negative Pressure Relief Valve H li I Expiratory Gas Monitor Flow Sensor ir 25 psig 9 E 15 LPM Gas Inlet Valve Control Bleed to Ambient i M 1 0 LPM 3 0 cm H20 if continuous E 1 rate dependent E Vent Engine Ventto Ambient emn mmn me Mase ei i m 5 4 psig gt L 02 Flush E 5 5 psiP T 5 psi Pressure 1 t 1 Relief Valve S jn s Flow Sensor 200 mL Reservoir Alternat
13. Check connection of Manifold Temperature Sensor to the ADB If the problem persists replace and retest in the following order Also see Section 7 5 Manifold temp sensor ADB MANIFOLD Vaporizer Failure Temperature difference AC TEMPERATURE between dual manifold FAILURE temperature sensors greater than limit Check connection of Manifold Temperature Sensor to the ADB Ifthe problem persists e check value of manifold temp ADC using PC Service App Section 12 9 1 If reading does not change when the manifold temp cable is disconnected replace the ADB Ifthe reading does change replace the manifold temp sensor Also see Section 7 5 M1046983 05 05 1 55 Aisys gt XX AA O data communicates hardware failure RAM failure ROM checksum error Error in CPU eeprom Error O5 preamp eeprom Error in SSS board eeprom Voltage error Lamp control failure or UPI does not initialize Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting MAN CASS OVER Check cassette Set Either manifold temperature Medium AC UNDER TEMP agent reading or cassette De temperature reading escalating outside of limit Operating temperature as measured by one of the Electronic Vaporizer temperature sensors was out of allowed operating range M
14. AS 3112 Australia China AFSNIT 107 2 01 Danish CEE 7 7 EURO CEE 7 4 France BS 546 India and South Africa 10 Illustrated Parts Nema 5 15 d Japanese 7 SEV 1011 51363 UK Nema 5 15 4 NA ME 10 11 Aisys 10 7 Display Unit Item Description Stock Number Display Assembly complete without keypads 1011 8082 000 Gasket knife edge 2 each 1009 5804 000 5 Battery Lithium 3V positive side up 1009 5800 000 6 Display DG 41 LCD 12 inch color includes backlights 1009 5938 000 8 Grommet diagonal cut backlight cable 1009 3152 000 9 Enclosure front 1009 5672 000 10 Gasket EMC 1 8mm OD hollow RND 2 3 m per enclosure 1009 5802 000 Membrane switches right 1009 5505 000 15 Membrane switches lower 1009 5507 000 16 Membrane switches left 1009 5506 000 Speaker assembly 8 ohm 1605 3263 000 21 Rear Connector Panel Assembly with interface boards 1009 8244 000 22 Cable ribbon CPU to Display 1009 5520 000 26 Filter fan 897010 27 Door PCMCIA 1009 5679 000 28 Gasket cover plate 1009 5678 000 32 Lockwasher M4 external 9213 0540 003 33 Screw M3x16 1504 3003 000 34 Lockwasher M3 external 9213 0530 003 Refer to Table 2 for where used 10 12 05 05 M1046983 27 M1046983 05 05 Table 1 Language Dutch Keypad Set 1011 3878 000 English 1011 3875 000 Finnish Hungarian
15. 8 3 9 3 Opeclal EUfictiols 4 5 hk prx IEEE S 8 5 8 3 1 Check Display Functions 8 6 8 3 2 System Download Log 2 eect eens 8 7 8 3 3 View PC Card 1 5 1 8 7 M1046983 05 05 8 1 Aisys 8 1 Aisys Service Application 8 1 1 Main Menu and System Information Note 8 2 This section documents the Aisys Service Application that loads from a PCMCIA card and is used to download software or to access logs Special Functions from the Display Unit To run the application first set the system switch to Standby and set the AC Inlet power switch to Off Insert the card carrier with card facing to the rear into the rear PCMCIA interface slot of the display unit behind left side door then set the AC Inlet power switch and the system switch to On The service application will load and display the Main Menu along with the System Information page The Main Menu appears on the left hand side of the screen and includes the following selections as shown in the table below Software Download Access to the Software Download function Special Functions Access to logs from the Display Unit You can not return to the Diagnostic section of the service application after entering the software download section You must reboot the system to exit Software Download The System Information page appears on the right hand side of the scre
16. 9 35 M1046983 05 05 9 1 Aisys 9 2 9 13 Servicing the pipeline inlet manifold components 9 36 9 13 1 Replace pipeline inlet filter 9 36 9 13 2 Replace pipeline inlet check valve 9 36 9 13 3 Replace the inlet manifold 9 37 9 14 Service the cylinder supply 9 38 9 14 1 Replace primary regulator module complete replacement 9 38 9 14 2 Replace cylinder inlet filter 9 39 9 14 3 Replace cylinder check valve 9 39 9 15 Replace gas supply pressure transducers 9 40 9 16 Clean or replace ACGO port flapper valve 9 41 9 17 Replace the APLvalve IH mH 9 42 9 18 Replace the bag support 9 43 9 18 1 Servicing the bag support arm 9 44 9 19 Replace ABS breathing system components 9 45 9 19 1 Replace Bag Vent switch assembly 9 45 9 19 2 Replace bellows base latch assembly 9 46 9 20 Replace Casters wits CIT RENE re vat hele
17. 12 24 12 8 Ventilation Subsystem menu 12 25 12 8 1 Ventilation Status n tet ewe 12 25 12 8 2 Ventilation Flow and Pressure 12 26 12 9 Vaporizer Subsystem menu 12 27 12 9 1 Vaporizer OUtpUE gp idee ee od Rem e ree ne Qd Y Slane 12 27 12 9 2 Perform 12 28 12 10 Window MENU 233 uae Rr RD Ede E REESE E REY Pe tae P LEE 12 29 12 1 T Help mehll 22 rende Proto etre te Waly spedire ebd sime itat 12 29 12 1 Aisys 12 1 Aisys Service Application PC based 12 2 12 1 1 PC Requirements Port Setup Startup Screen This section documents the Aisys Service Application that run on a Windows based computer and communicates with the Display Unit through the serial port Minimum requirements to run the application include Personal computer using a Pentium 600 or higher microprocessor Windows 2000 XP 1024 by 768 resolution or higher video adapter Minimum of 128 MB of RAM 256 MB recommended About 150 MB free hard disk space Microsoft compatible mouse or equivalent device Serial Port or USB port w RS 232 adapter The PC used should meet the GE laptop standards To enable communication between the DU and the PC Service Application the system must be in the Service mode The service application communicate
18. 6 22 6 12 4 Front side of Display Connector Board and lower module rack 6 22 6 12 5 Rear cable toute sonora RR eR ERE RE EH EAR 6 23 6 12 6 Right side cable route 6 24 vii Aisys 7 Troubleshooting 7 1 Troubleshooting Guidelines 7 2 7 2 Troubleshooting high pressure and low pressure leaks 7 3 7 3 Breathing System Leak Test 1 4 73 1 Check Valves aves y a e x rk I XR RR EIER YA 7 5 7 3 2 Breathing System Troubleshooting 7 6 7 3 3 Leak Isolation TestS rivri iseni II 7 11 7 4 System Troubleshooting Flowcharts 7 26 7 5 Electronic amp 7 38 7 5 1 Vaporizer Test Results 2 0 0 0 cece eee eee eee eee eens 7 38 7 5 2 Automated fault isolation procedure 7 39 7 5 3 Vaporizer Test Results troubleshooting procedures 7 40 1 6 Technical Alarms aiite rettet era tact HRV ONT kamen carat 1 43 7 6 1 Electronic vaporizer 10VA power interconnect faultisolation 7 68 8 Service Diagnostics and Software Download 9 Repair Procedures viii 8 1 Aisys Service Application saii ss
19. 9 15 Aisys 9 7 Servicing Aladin cassettes Note X Before service or returning a cassette to the manufacturer make sure that the cassette is empty All types of Aladin cassettes must be emptied before shipping Package and ship the cassettes in a suitable container AB 60 038 Emptying an Aladin cassette 1 Connect an empty bottle to the filling system and hold it tight 2 Turn the Aladin cassette so that agent flows into the bottle and wait until the cassette is empty AB 60 045 3 To getthe maximum amount of agent out rock the cassette from left to right and tip it forward and back several times 4 Remove the bottle before returning the cassette to the horizontal position Note For replacement parts and repair procedures refer to Section 10 28 9 16 05 05 M1046983 9 Repair Procedures 9 8 Replace Alt 05 components Alt 05 Flowmeter A Needle Valve Assembly B Alt 0 Switch C M1046983 05 05 1 Move the dashboard forward to the service position Section 9 5 Disconnect the tubing from the flowmeter Remove the four screws that hold the flowmeter mounting bracket to the dashboard Transfer the mounting bracket to the new flowmeter Loosen the set screw that holds the knob to the needle valve remove knob Disconnect the tubing from the needle valve assembly Remove the three screws that hold the needle valve assembly to the dashboard Transfer the mounting plate to t
20. 10 3 10 1 3 Test Devices and service 0015 10 4 10 1 4 Lubricants and Adhesives 10 4 10 1 5 Test TO0lS st sci noe IR e REMIS 10 5 10 2 Components front VieW 1 eee eee II 10 6 10 3 Components front view references 10 7 10 4 Components rearview 8 3 8 10 8 10 5 AC Power cords and AC Inlet 10 9 10 6 AC Inlet Outlet Components sssssssesee 0 10 10 10 7 Display Uni p RR p ede Sar 10 12 10 8 Lower electronic enclosure Components 10 14 10 9 Upper pan electronic enclosure components 10 15 10 10 Electronic Gas II 10 16 10 11 Pipeline inletfittings 0 00 cee nent eens 10 17 10 12 Cylinder Gas Supplies E nett 10 18 10 12 1 Cylinderinletfittings llle 10 19 10 12 2 Power outlets and third cylinder high pressure 10 20 10 13 ABS to machine Interface Components SCGO 10 21 10 14 ABS to machine Interface Components ACGO 10 22 10 15 05 Flush Valve entre ete heec vete e teda 10 23 10 16 Front panel A
21. 2 Theory of Operation Display Connector Board 12 5V Dispaly Unit CPU Board LCD 3 3V CPU 2 5V PCMCIA 3 3V PCMCIA 5V 4 1V Step Dwn switched bus voltage 39W 6 0V Step Dwn LCD 12V p a Ventilator Anesthesia Control Board ADC Ref Pan Connector Board p 12 5V 10VA MixerGasSelectValves p _ 12 5V 10VAVent InterfaceBoard p 12 5V 10VALightPowe TT _ 12 5V 10VAVent Valves ACGO SCGO p l 12 5V Agent Delivery Board Pt Agent Delivery 10VA prop valve DL Agent Delivery 10VA inflow and zero valves Agent Del 10VA outflow amp scav valves S y 7 Gas Supply P Xducer 10VA Alt 02 Valve 10VA i 1 1 02 RICH 10VA Mixer Board 2 5V ADC ref Module Power Supply Board MGAS 6V Step Dwn 5V LDO 5 5Vdc 16V Boost 15 Vdd LDO 15V LDO 5 42W LELIT Flyback ye D0 E Interface Bo 1 221 Accessory Light Vent Vivs SCGO LT O Agent Delivery Board ADC Ref 1 ADC Ref 2 AB 75 026 2 7 Aisys 2 3 Display Unit The Display Unit handles most of the machine s user interface functions through the front panel controls and the LCD screen It is the primary interface to external peripherals The main components of the Display Unit include An active matrix thin film transistor liquid crystal display A The CPU board The System Interconnect assembly C The CPU board in
22. Ifthe bulb inflates in 30 seconds or less there is a leak The leak may be through the connector o rings in the internal tubbing or in the Transducer on the VIB 1 25 Aisys 7 4 System Troubleshooting Flowcharts Legend ACB Anesthesia Control Board PCB Power Controller Board VIB Ventilator Interface Board DU Display Unit GIV Gas Inlet Valve APL Adjustable Pressure Limit Start Turn on System Does the System Application Aisys Screen Appear Did System go to Yes Alt O2 or System Malfunction No Yes Review Active Alarms Error Log and Alarm Log Diagnosis Troubleshoot Are there Alarms Achieved Error Alarm Logs relating to the Section 7 6 P __ and Users Reference Problem Solved Alarms Alarms of Type Breathing system loose Circuit Leak System Leak Proceed to Breathing System Leak Troubleshooting i Section 7 3 si Alarms of Type No Calibrate flow sensors Calibrate Dry or replace Flow Sensors Check flow sensors Replace insp exp flow sensor Reverse insp exp Flow Tv not achieved System Leak Unable to Drive Bellows Volume sensors disagree Proceed to Inaccurate Volume Ventilation Troubleshooting Yes Yes Flowchart 8 No Alarms of Type Apnea Apnea 120s No Fresh Gas Flow Unable to Drive Bellows Ventilate Manually Ventilator has no Drive Gas Vol vent only No PEEP or PSV Pp
23. Stock Number 1011 3240 000 1006 3178 000 1011 3655 000 1504 3001 000 1009 3178 000 1011 3657 000 1011 3607 000 0140 6226 116 1009 5697 000 9212 0340 001 0208 2737 300 0210 0526 300 0140 1025 165 0208 2734 300 0144 2117 724 1011 3653 000 1011 3208 000 1011 3214 000 10 33 Aisys 10 23 Panel cosmetic upper right side 10 34 Item Description Panel upper right cosmetic Screw M4x12 relieved Washer M4 retainer Nylon Extrusion dovetail GCX upper Screw M5x16 Plug Screw M4x8 Stock Number 1011 3222 000 1504 3001 000 1009 3178 000 1011 3605 000 0144 2117 727 1011 3619 000 1006 3178 000 05 05 1046983 10 24 Panel cosmetic lower right side Item 2 3 4 5 Oo M1046983 05 05 10 Illustrated Parts Description Panel lower drawer cosmetic Seal Screw M4x12 relieved Washer M4 retainer Nylon Panel lower right rear cosmetic for pendant machines Screw M4x8 Extrusion dovetail GCX lower Screw M5x16 Plug 7 9 mm DIA hole Stock Number 1011 3379 000 1006 4154 000 1504 3001 000 1009 3178 000 1011 3223 000 1011 3926 000 1006 3178 000 1011 3606 000 0144 2117 727 1011 3823 000 10 35 Aisys 10 25 Panel cosmetic upper left side AAGSS 10 36 Description Panel upper left cosmetic for pendant machines Screw M4x12 relieved Washer M4 retainer Nylon Screw M4x8 Extrusion dove
24. 12 14 12 6 3 Mixer Board Power 12 15 12 6 4 Ventilator Interface Board 12 16 12 6 5 Display Unit Power eee IR 12 17 12 6 6 Vaporizer Power aias eee mmn 12 18 12 7 Gas Delivery Subsystem menu 12 19 12 7 1 Gas Supply Stats x54 oce tette ente Shaw eed es 12 19 12 7 2 Mixer OUTPUT so cick ret eed ewe memes ehe Ye eme Race 12 20 12 7 3 Mixer Pressure and 12 21 12 7 4 Gas Delivery Status 0 0 00 12 22 12 7 5 Mixer Post Checkout Test 12 23 12 7 6 Perform Mixer 12 24 12 8 Ventilation Subsystem menu 6 eee n 12 25 12 8 1 Ventilation Status si i ole x eva ek eave ve es Seba che 12 25 12 8 2 Ventilation Flow and Pressure 12 26 12 9 Vaporizer Subsystem menu 12 27 12 9 1 Vaporizer QUtpUt s iseors vere pnt PR eee 12 27 12 9 2 Perform 12 28 12 10 Window MENU ever mere tenen e vr OG RR wa dea 12 29 12 11 Help men pk RR IR Eoi e ERR RE REED 12 29 05 05 M1046983
25. 1011 3879 000 1011 3888 000 Italian 1011 3925 000 Japanese Russian 1011 3880 000 1011 3890 000 Spanish 1011 3881 000 Swedish 1011 3889 000 10 Illustrated Parts Table 2 Hardware Item where used Qty Speaker 29 2 Door 29 2 CPU to plate 30 4 Rear connector panel assembly 30 2 Ground straps for keypads 30 2 Mounting plate to Front enclosure 30 10 Rear enclosure 31 4 32 4 Fan 33 4 34 4 Inverters 35 4 PCMCIA frame 36 4 10 13 Aisys 10 8 Lower electronic enclosure components 5 Item 2 3 4 5 6 7 10 11 12 13 14 15 16 17 18 10 14 Description 10 11 Power Controller board Tested Harness J4 ACB to J4 PCB Harness J3 PCB to J5 DCB Harness J3 ACB to underside of Pan Connector Board Cable ribbon J1 ACB to underside of Pan Connector Board Harness J7 ACB to J6 DCB Display Connector Board requires Rev D or later board for battery backup of S5 monitor Cable ribbon J2 ACB to J9 DCB Anesthesia Control board tested Fan flow upward Guard fan wire form Battery sealed lead acid 12V 12AH Flex cable battery to PCB Guard battery terminal Cable tie 4 inch Label battery service instructions Bracket battery restraint Power Supply universal 225W Tested Stock Number 1011 8402 0
26. A primary regulator 8 decreases the cylinder pressures to approximately pipeline levels A pressure relief valve 3 helps protect the system from high pressures To help prevent problems with the gas supplies Install yoke plugs on all empty cylinder connections When a pipeline supply is adequate keep the cylinder valve closed Gas flow Pipeline or regulated cylinder pressure supplies O or Air directly to the ventilator engine 4a or 4b and as pilot pressure 4 forthe SCGO assembly E Connection points are also available for venturi suction 5a or 5b drive gas supply An additional O regulator 18 decreases the pressure for the O Flush valve 19 and the auxiliary O flowmeter 24 The O Flush valve supplies high flows of O to the fresh gas outlet 22 or 23 through the SCGO ACGO assembly E F The flush pressure switch 20 monitors activation of the flush valve Gas mixing Under normal conditions with the system switch 10 in the On position the Alternate O Disable valve 13 is energized to block alternate O2 flow Normal gas flows are enabled through their respective selector valves 11 The system controls gas flow through the flow control valves 12 and derives the individual flow rates through the hot wire anemometers 14 Under system failure conditions or if Alt O is selected the normally open Alternate O Disable valve 13 allows delivery of O through the Alternate O5 Flowmeter when the
27. Electronic Vaporizer Return to previous menu Service Log Menu Calibration Scroll Recent Instructions Spiro Cal Error History User Calibration Event History Manifold P Span Alarm History Insp Flow Zero Copy Logs Insp Flow Valve Reset Logs Bleed Resistor Previous Menu Paw Span Zero Gas Xducer Cal Config Mixer P Zero Previous Menu Aisys 4 4 1 Software Hardware Ver Menu System Information menu 4 14 Turn the ComWheel to scroll through the list box Push the ComWheel to return to the Service menu List box text with X Number A B C letter Total Time XXXXX Minutes Software Release XX XX Model Code XXX Machine Serial Number ABCDXXXXX Option Package XXX Options Code XXXXX Anes Software Version XX XX Anes Hardware Version XXXX XXXX XXX REV A Anes Board Serial Number ABCXXXXX Disp Software Version XX XX Disp BIOS Ver XX XX Disp Hardware Version XXXX XXXX XXX REV A Disp Hardware Serial Number ABCXXXXX Mixer Software Version XX XX Mixer Hardware Version XXXX XXXX XXX REV A Mixer Board Serial Number ABCXXXXX Mixer 02 Flow Sensor Serial Number XXXXXXXXX Mixer Balance Gas Flow Sensor Serial Number XXXXXXXXX Vent Software Version XX XX Vent Hardware Version XXXX XXXX XXX REV A Vent Intf Board Serial Number ABCXXXXX Power Software Version XX XX Power Hardware Version XXXX XXXX XXX REV A
28. Ensure that all cylinder and pipeline pressures read zero before proceeding Disconnect all electrical cables To remove the rear cosmetic panel fully loosen the four captive screws that hold the panel in place Remove the panel To remove the inner access panel remove the 18 mounting screw around the periphery of the panel Disconnect the fan cable to remove the panel Disconnect the power cord from the AC mains supply Bleed all gas pressure from the machine Section 9 1 Ensure that all cylinder and pipeline pressures read zero before proceeding If present remove the inboard cylinders To remove the lower access panel remove the 11 mounting screws around the periphery ofthe panel Loosen the thumbscrew A atthe top edge of the panel to remove it 05 05 M1046983 9 Repair Procedures 9 3 How to remove the tabletop The tabletop is held in place with four captive screws along the periphery of the pan assembly accessed from below the rim of the tabletop Two screws A are at the front of the tabletop one screw is at the right corner of the tabletop one is near the O Flush button To access the remaining two screws B you must remove the ABS one screw is at the left corner of the tabletop one is near the APL Valve M1046983 05 05 9 7 Aisys 9 4 Servicing the pan electrical enclosure components The pan electrical enclosure includes the followin
29. Setto Yes to measure small leaks above 100 ml during the checkout procedures Selecting Yes will display the measured leak at 3 kPa 30 cmH 0O pressure and result in the test taking somewhat longer 3 2 05 05 M1046983 3 2 2 Machine Check 3 2 3 Machine Check System 3 2 4 Machine Check Circuit M1046983 05 05 Note 3 Checkout Procedure The machine check runs automatically and beeps to indicate when it is finished or if interaction is required The Machine Check does a Machine Check System check Machine Check Circuit check and a Machine Check Circuit 02 cell check if circuit Os cell is present When one of the checks is completed the next check begins 1 Turn the System switch to On 2 Select Machine Check and follow the instructions 3 Ifa check fails follow the instructions to perform a recheck or accept the results The Machine Check System checks the Bag Vent switch proper gas supply pressures ventilator operation and leak battery and electrical power circuit compliance flow control operation and vaporizer operation This is a two step check The Machine Check System can be run with a test cassette to invoke extended diagnostics Agent Delivery test will take several minutes longer 1 Setthe Bag Vent switch to Vent 2 Open the patient Y 3 ACGO option only Set the ACGO switch to Circle 4 Select Start The display shows the checks being run The system beeps when this po
30. 05 05 M1046983 10 40 Breathing system interface 17 16 19 18 21 22 1 13 11 12 10 Illustrated Parts 10 11 12 for SCGO 9 11 12 for ACGO M1046983 05 05 6 7 8 Item RP gt RP gt gt gt Pb Q N gt 0 N OD 0 gt O 24 25 26 3 4 Description Assembly main support casting Bolt M6x16 flange Handle grip Screw M6X16 Sems Latch push to close Latch push to close w microswitch Screw SKT HD CAP M3x8 SST Washer lock external M3 Port plug circuit Port fresh gas Seal U Cup 12 7 ID BCG 19 05 OD EPR Ring retaining 15 88 SHAFT DIA TYPE E SST Port sample gas Connector bulkhead O2 Cell with harness Ring retaining 9 53 SHAFT DIA TYPE E SST Switch subminiature w QDISC terminals Screw M2 5 x10 Bracket BTV switch Lever BTV switch Bracket cap BTV Screw SKT HD CAP M3x8 SST Washer lock external M3 Bracket bypass switch Paddle switch actuator Bracket paddle hinge Screw M6x6 set cup Lubricate sparingly with Krytox Apply Loctite 242 Stock Number 1407 7010 000 1009 3125 000 1407 3317 000 0144 2436 109 1407 3309 000 1407 3310 000 1006 3865 000 9213 0530 003 1407 3333 000 1407 3314 000 1407 3320 000 1406 3446 000 1407 3318 000 1009 5586 000 1406 3277 000 1406 3296 000 1009 3153 000 1407 3319 000 1407 3325 000 1407
31. 9 45 9 19 2 Replace bellows base latch assembly 9 46 9 20 Replace Casters nass sites Sieve 9 47 9 21 Reconfigure sample gas return 9 48 9 22 Change dive Bas ci ted Re ahaa ede E ee sande oie dd 9 49 ix Aisys 10 Illustrated Parts 10 1 SENICE TOONS se lei othe eS e e EV 10 3 10 1 1 Software 100 5 ot dada ae em ede 10 3 10 1 2 Manifold pressure test 10 3 10 1 3 Test Devices and service 1 00 10 4 10 1 4 Lubricants and Adhesives 10 4 10 1 5 Test Tools oorr ku RR n y hx ek dee UREERERZRRUFERG 10 5 10 2 Components front VieW 1 cece cece Hmm 10 6 10 3 Components front view references 10 7 10 4 Components rearview cc cece nce ence mH Hmmm 10 8 10 5 AC Power cords and AC Inlet 10 9 10 6 AC Inlet Outlet Components II 10 10 10 7 Display ttr Didier 10 12 10 8 Lower electronic enclosure Components 10 14 10 9 Upper pan electronic enclosure components 10 15 10 10 Electronic Gas Mixer sssssss
32. Fan Speed Fan 1 Voltage Fan 1 Status Fan 2 Voltage Fan 2 Status Value Format XX XX X XXX X XXX Yes No XX XX X lt 6 0 FAIL red lt 10 T Chg yellow 10 15 5 Green X XXX Fail Bulk Chg Over Chg Float Chg Trickle Chg Discharge XX lt 65C OK green gt 65C lt 75C Warn Yellow gt 75C Fail red Slow Fast XX XX Low High Fail OK XX XX Low High Fail OK Range 11 82 12 18 3 201 3 399 1 45 1 55 0 30 10 0 15 5 max 64 C Fast 11 52 12 48 Slow10 08 10 92 Fast 11 52 12 48 Slow10 08 10 92 12 13 Aisys 12 6 2 Anesthesia Computer Board Power Anesthesia Board Power Label Value Units Normal range 12 Vdc Supply XX XX 11 90 to 12 90 ADC Ref XXXX 4 018 to 4 176 Label Value Label Value Gas Select 10VA Volts OK Fail Periph1 10VA Volts OK Fail Gas Select 10VA Amps OK Fail Periph1 10VA Amps OK Fail Press Transducer 10VA Amps OK Fail Periph2 10VA Volts OK Fail Vent Interface Board 10VA Volts OK Fail Periph2 10VA Amps OK Fail Vent Interface Board 10VA Amps OK Fail Vent Valves 10VA Volts OK Fail Agent Delivery 10VA Volts OK Fail Vent Valves 10VA Amps OK Fail Agent Delivery 10VA Amps OK Fail Acces 1 10VA Volts OK Fail Agent Deliv Prop Valve 10VA Volts OK Fail Acces 1 10VA Amps OK Fail Agent Deliv Prop Valve 10VA Amps OK Fail Gas Unit 10VA Volts OK Fail Agent Deliv Inflow and Zero 10VA Volts OK Fai
33. MGAS Power Supply board L Light Strip board M nrush board Toroid 0 05 05 1046983 2 Theory of Operation 2 3 M1046983 05 05 Aisys 2 2 Power subsystem Mains power enters the system through the AC Inlet module A which includes a line filter and the system circuit breaker Mains power is routed through the Inrush B circuit board to the isolation transformer C The isolated secondary output of the transformer is routed through fuses D to the universal power supply E The DC output of the power supply feeds into the Power Controller board F The transformer also supplies isolated power to the electrical outlets through individual circuit breakers The Power Controller board interfaces with the system through the Anesthesia Control board connector G the Display Connector board connector e the battery connector I and fan connectors J Figure 2 10 Power subsystem 2 4 05 05 1046983 2 Theory of Operation 2 2 1 Power Controller system uses a distributed power bus The Power Controller board board contains a DC DC converter that converts the input from the universal power supply to the 12 5 VDC system bus voltage The Power Controller contains supervisory circuitry that performs battery charge control battery switch circuits provide a m
34. Options Key menu Menu Item Message text Values Current Key Enter key code to enable options XXXAXBC Entry 1 Enter first entry of key code 0 to 9 AtoZ 96 Entry 2 Enter second entry of key code Entry 3 Enter third entry of key code Entry 4 Enter fourth entry of key code Entry 5 Enter fifth entry of key code Entry 6 Enter sixth entry of key code Entry 7 Enter seventh entry of key code Save New Key Confirm entries for key code Control Board ID Control number used by key code When options are added Add option dd MMM yyy hh mm ss is written to the event log If more than one option is added each option is be listed separately M1046983 05 05 4 11 Aisys Options List menu 4 3 4 Copy Configuration Copy Configuration menu Menu Item Save to Card The options list shows which options are enabled Menu Item Available Options Message text Values SIMV PSV SIMV vent w pressure support On Off PCV Pressure controlled ventilation On Off PSV Pro Message text Save Configuration and defaults to card Pressure support ventilation w backup Values lt blank gt Fail or OK The field is blank until the data has either been written to the card OK or the system determines it cannot write to the card Fail On Off Comments Saves all settings that are not hardware depe
35. Type BF equipment Dangerous voltage Caution ISO 7000 0434 Electrical input Pneumatic inlet Serial number Equipotential Variability Suction bottle outlet O 05 Off power O Flush button Type B equipment Alternating current Attention refer to product instructions IEC 60601 1 Electrical output Pneumatic outlet Stock number Lamp lighting illumination Variability in steps Vacuum inlet 05 05 M1046983 X C 7 RIPE M1046983 05 05 Maximum Plus positive polarity Bag position manual ventilation Inspiratory flow Movement in one direction Lock Isolation transformer Autoclavable This way up No battery battery failure APL settings are approximate Alarm silence Caution federal law prohibits dispensing without prescription Pipeline Read to center of float 1 Introduction Vacuum Minus negative polarity Mechanical ventilation Expiratory flow Movement in two directions Unlock Low pressure leak test Not autoclavable O cell connection Battery in use Bar indicates amount of battery power remaining Anesthetic Gas Scavenging System Submenu Pinch hazard Cylinder EZchange Canister CO bypass 1 13 Aisys 1 14 XXXX Systems with this mark agree with the European Council Directive 93 42 EEC for ec REP Medical Devices when they are used
36. 0 10 LPM Drive Gas 0 10 LPM Patient and Fred 0 20 LPM Total Typical Flo Control Bleed to Ambient H E 1 0 0M 3 0 cm H20 i continuous ate dependeny Figure 2 46 Exhalation valve 2 47 Aisys 2 13 7 Mechanical Mechanical Overpressure Valve MOPV is a mechanical valve 14 that operates Overpressure Valve regardless of electrical power It functions as a third level of redundancy to the ventilator s pressure limit control functions supplying pressure relief at approximately 110 cm H50 rc 1 Vent Engine Atmosphere Free Breathing Mechanical Over Pressure 7 Valve 110 cm H20 1 Inspiratory Flow Control Valve 7 Figure 2 47 Mechanical overpressure valve 2 13 8 Reservoir reservoir 15 is 200 ml chamber that dampens the manifold pilot pressure and bleed resistor pulses to the exhalation valve The bleed resistor 16 is a controlled leak from O to 12 l min in response to circuit pressures from to 100 cm H50 The small quantity of pneumatic flow exhausting through the bleed resistor permits control of the exhalation valve s pilot pressure by modulation of the valve output The bleed resistor exhausts only clean drive gas and must not be connected to a waste gas scavenging circuit The output is routed away from the electrical components to make sure that systems using oxygen drive gas meet the 10VA limitation requirement for oxyge
37. 10 34 10 24 Panel cosmetic lower right side 10 35 10 25 Panel cosmetic 51 10 36 10 26 Panel cosmetic lower left side 10 37 05 05 M1046983 Table of Contents 10 27 Electronic Vaporizer 0 cece ene enna 10 38 10 27 1 Electronic Vaporizer Agent 10 39 10 27 2 Electronic Vaporizer Valve 10 40 10 27 3 Electronic Vaporizer Flowmeter Assembly 10 41 10 28 Enhanced Aladin Cassette Components 10 42 10 29 Anesthetic Gas Scavenging System AGSS 10 44 10 29 1 Passive AGSS ear bec nein ee e tr a dad candle 10 44 10 29 2 Adjustable AGSS ccc cece ccc eee e nee n 10 46 10 29 3 ACUVe AGSS ocio el e eoi Rid 10 48 10 30 Tabletop components sssssssssseees I 10 50 10 31 Legris quick release fittings 10 51 10 32 Vent Drive and low pressure tubing 10 52 10 33 Tubing for use with Legris fittings 05 supplies 10 54 10 34 Tubing for use with Legris fittings 3rd cylinder 10 56 10 35 Tubing f
38. 1001 4076 000 1006 3854 000 1006 3855 000 1006 3856 000 0144 2131 912 0144 1118 130 1011 3241 000 1102 3023 000 0144 1118 130 1011 3001 000 05 05 1046983 10 Illustrated Parts 10 12 1 Cylinder inlet fittings 2 DIN external cylinder 1 Pin Index 2a 2b 2c 2d Item Description Stock Number 1 Cylinder inlets Pin Index 1a Gasket 0210 5022 300 1b O ring 9221 3013 116 1c Adapter inlet 1001 4075 000 1d Filter sintered bronze 9914 6380 000 1e Retaining ring filter 1001 5954 000 2 Cylinder inlets DIN 2a Screw M8x16 0144 2140 242 2b Sealing ring DIN 1001 3812 000 2c DIN Adapter 0 1006 4000 000 DIN Adapter N50 1006 4001 000 DIN Adapter Air 1006 4002 000 2d O ring 0 687 ID 0 812 OD 0210 0544 300 2e Filter sintered bronze 9914 6380 000 Lubricate sparingly with Krytox M1046983 05 05 10 19 Aisys 10 12 2 Power outlets and third cylinder high pressure hoses Item Description 1 Outlet pneumatic power DISS 2 Outlet pneumatic power Euro 3 Hose assembly high pressure Pin Index 4 Hose assembly high pressure DIN 5 Nut M20x1 5 Brass Apply Loctite 242 10 20 Stock Number 1011 8074 000 1011 8076 000 O gt 1011 3869 000 N O 1011 370 000 0 1011 3871 000 N O 1011 3872 0000 1006 5065 000 05 05 1046983 10 Illustrated
39. 9 17 9 9 Replace system switch 9 18 9 10 Servicing the Display 8888 9 20 9 10 1 Remove the Display 9 20 9 10 2 Disassemble the Display 9 21 9 10 3 To replace the CPU board 9 22 9 10 4 To replace the LCD display 9 23 9 10 5 To replace the 2 9 24 9 10 6 To replace the Inverters 9 25 9 10 7 To replace the front enclosure or components 9 26 9 11 Servicing the lower electrical enclosure components 9 28 9 11 1 Power Controller board 9 28 9 11 2 Power SUPPIY d 22e see EX ted awe et ex ed nade ts 9 29 9 11 3 Anesthesia Control board 9 30 9 11 4 Backup batteries irirna rearea II 9 31 9 12 Servicing the Vent 9 32 9 12 1 To remove the Vent Engine 9 33 9 12 2 Replacing Vent Engine 9 34 9 12 3 Replacing GIV
40. AC INLET MODULE 15 FUSIBLE SYSTEM BREAKER e cn 10 25 ae F LINE PA i ERN oa 4 o oH HNEOUT THERMAL FUSE FILTER RV2 1 5KE250C 6 1300 150V ROCKER D6521Z0V151RA20 gt lt PNI CONNECTOR BRN E d 10 JH1A W AC120V Q RED Differential L as 1 G1 R1 THERMAL FUSE U 5B 10 130C 250V 20 5 15 2W ORN l F1 RV1 1 D6521Z0V141RA20 N NEUTRAL IN 140V BLU 4 4 NEUTRAL OUT D6521Z0V141RA20 140V Common 1 G2 0 5 250V 2 15 CHASSIS GROUND EQUIPOTENTIAL STUD L 4 o GND GRN YEL CHASSIS GROUND Power Supply Figure 11 11 Schematic AC Inlet module 100 120 V with isolated outlets 11 12 AB 75 037 05 05 M1046983 OUTLET BREAKERS country specific f H OUTLETS INRUSH PCA 220 240V R2 6 8 1 17 r 1 AC INLET MODULE 8A 10 K1 l PEE BRN LINE IN FUSIBLE 4 LINE OUT CRI l ISOLATION TRANSFORMER FILTER RV2 1 5KE440CA u ROCKER D65Z0V271RA140 440V KH115 vio 275V 5 1 240V AC INLET BLK IEC 320 Differential JHIA W AC240V Q
41. IJA TIA 35 91 2 3 o 2 3 o 2 SEM EIT TEIT EZ i 5b x 4bx 4 E pee re RUN 18 c 2 1 11c bi 11b 9 11a 60 19 e e T i 4 710 12b 12a T z ye 2 S m L X i i 22 14b 00 14 23 E 21 4 f JD 17 id 20 IF ni D 4 22 Ha 5 TE S Pipeline Manifold j Cylinder Supply O O 23 Gas Mixer Electronic Vaporizer Cassette SCGO Assembly ACGO Assembly Pressure Transducer 05 05 M1046983 Key to Numbered Components Key to Symbols M1046983 05 05 2 Theory of Operation Refer to Figure 2 27 1 2 3 4 13 14 15 16 1T 18 19 20 21 22 23 24 Pipeline inlet Pipeline pressure transducer High pressure relief valve 758 kPa 110 psi Supply connections forthe ventilator and pilot pressure for SCGO a Op drive gas b Air drive gas Venturi suction supply connection a Op drive gas b Air drive gas Cylinder inlet Cylinder pressure transducer Primary regulator cylinder pressure Test port primary regulator System switch Selector valve 03 b Air c N50 Flow controller 05 b balance gas Alternate O disable valve Hot wire anemometer a Op flow sensor channel b balance gas flow sensor channel Mixed gas Vaporizer bypass flow Low pressure relief valve 38 kPa
42. If adjustment is required Loosen the adjustment screw s jam nut Adjust the regulator in small steps to the above specification Tighten the jam nut Verify the reading Disconnect the pipeline supply or close the cylinder valve Bleed gas pressure by pushing the flush button then disconnect the tee and test device 10 Reattach the output tubing to the regulator 5 9 Aisys 5 3 Adjust Drive Gas Regulator The drive gas regulator must be adjusted while maintaining a flow of 15 l min To adjust the flow you must set the system to the Install Service mode and use the PC based Service Application to control flow through the regulator The drive gas regulator should provide a constant gas input pressure of 172 kPa 25 psi Calibration setup 1 Attach a pressure test device to the regulator pressure port shown below Remove the 6 35 mm 1 4 inch plug Attach test device to the open port 2 Remove the ABS breathing system from the machine to allow continuous Insp Valve flow through the exhalation valve Regulator pressure port 3 Accessthe Ventilation Schematic Section 12 2 3 ofthe Service Application 4 Set Gas Inlet Valve to On 5 Adjust the Insp Flow Valve counts until the inspiratory flow value on the schematic reads approximately 15 l min 6 If required adjusting the regulator to 172 1 72 kPa 25 0 25 psi 5 10 05 05 M1046983 5 Calibration 5 4 Ventila
43. In this section M1046983 05 05 1 Introduction This section provides a general overview of the Aisys anesthesia machine 1 1 What this manual includes 1 2 1 2 User s Reference manuals 1 2 1 3 Whatis an Aisys Carestation 2 0 0 0 cc cece cee nee tenet ene 1 3 1 4 Anesthesia system components 28 1 4 1 5 Breathing system components 1 6 1 5 1 Optional ABS components 1 7 1 6 Display controls ads x Pais ev et ended vene e 1 8 1 7 Anesthesia system display ccc cece cee 1 9 TSF AL USING menus xz du Rent xo e ee 1 11 1 8 Symbols used in the manual or on the 1 12 1 1 Aisys 1 1 What this manual includes Other equipment This manual covers the service information for the S 5 Aisys line of anesthesia machines It covers the following components Display Unit Integral electronics Gas delivery components Breathing system components Frame component Optional suction regulator Optional auxiliary O5 flowmeter Other equipment may be attached to the system on a display mount the top shelf oronthe side dovetail rails Consult separate documentation relative to these items for details 1 2 User s Reference manuals Some sect
44. Mixer status bit 1LPM_FLOW_TEST_FAIL Bal gas proportional valve fails flow check STS_FLOW_TEST_BAL_CHAN FAlLshows balance gas proportional valve failed self test Medium AC Mixer 20 eboot System If problem continues replace the Mixer MIXER BAL GAS TEMP LIMIT Mixer error bit STS_CH2_TEMP_LIMIT Balance Gas Balance gas temperature exceeds 50 C Medium AC Mixer 20 eboot System If problem continues replace the Mixer MIXER BAL GAS ZERO FAILLEAK Mixer status bit STS_CH2_ZERO_FLOWPROP N_V_CH2_LEAK_FAIL_TEST FAIL Bal gas proportional valve fails zero flow check shows flow while closed Medium AC Mixer 20 System If problem continues replace the Mixer MIXER CRC EEPROM FAIL Alternate O Screen Runtime CRC check on EEPROM failed Mixer Status Bit STS EEPROM CRC FAIL Medium AC Mixer Reboot System If problem continues replace the Mixer 1 58 05 05 M1046983 1 Troubleshooting Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting MIXER CRC FLASH FAIL Alternate O Screen Runtime CRC check on Flash failed Mixer Status Bit STIS FLASH CRC FAIL Medium AC Mixer 20 eboot System If problem continues replace the Mixer MIXER CRC RAM FAIL Alternate O Screen Runtime CRC
45. Oe Sensors Bulkhead Module Bag Vent Cartridge 9 Disk ard O Bin connectors and tubing O Rings 9 AB 74 045 Pass Fail Perform Test 12 Testing the Inspiratory side of the Circuit Module and Canister Inspect Canister for leaks Pass Fail Inspect Expiratory Inspect Inspiratory side of Circuit Module side of Circuit Module Repeat Test 11 Repeat Test 11 Flowchart 4 M1046983 05 05 7 9 Aisys Check Replace Flow Sensors or bulkhead connector O Rings Swap Module s with another machine Repair or replace Module Flowchart 5 Leak in Flow Sensor Module or Circuit Module Perform Tests 14 and 15 Testing the Flow Sensors using the low pressure leak test device Do System Checkout Section 3 2 Check Replace the seals on the Circuit Module and the O Ring on the cell AB 91 016 05 05 M1046983 7 3 3 Leak Isolation Tests Note Test 1 Test 2 Test 3 Test 4 Test 5 Test 6 Test 7 Test 8 Test 9 Test 10 Test 11 Test 12 Test 13 Test 14 Test 15 A WARNING A CAUTION M1046983 05 05 1 Troubleshooting The previous flowcharts refer you to the following tests These tests require the use ofthe Low Pressure Leak Test Device and the Leak Test Tool Kit referto Section 10 1 Service tools The Leak Test Tool Kit includes the Machine Test Tool the Circuit Test Tool and various Test Plugs When performing these tests on machine
46. Route the cables through the cable clamps shown arrows 6 11 4 Upper left side cable route The upper left side is a transition route for cabling to the display arm G to the M Gas chassis and the upper module rack H The extrusion includes an opening that accommodates the ferrite bead I on the power supply cable for the 15 inch Anesthesia Monitor display 6 11 5 Front side of Display Connector Board Cables from the front side of the Display Connector Board route through an opening in the left side frame extrusion J System Power Interface to Display Unit K System Signal Interface to Display Unit L Airway Module M Gas Power Supply Board M To access the cable connectors you need to remove one of the following components depending on machine configuration drawer the cassette storage bay assembly 6 18 05 05 M1046983 6 Installation and Maintenance 6 11 6 Upper module rack To access the upper module rack remove the upper rear cosmetic cover Store the power supply brick forthe 15 inch Anesthesia Monitor display in the open area to the right of the M Gas power supply 0 Coil the excess length of each cable and store it in the open area below the module rack P 6 11 7 Rear cosmetic panel To access the rear cable route remove the rear pneumatic cosmetic panel Route the AC power cables Q and the Auxiliary Connector Bo
47. 02 Flow Test Balance Flow Test 12 Service Application Test Results Pass Fail 02 Bypass valve leaks Pass not performed if O2 Valve Leak fails Not done No supply pressure Not done Selector valve incorrect state Fail Selector valve leaks Fail Proportional valve leaks Pass Not done No supply pressure Not done Selector valve incorrect state Fail Selector valve leaks Fail Proportional valve leaks Pass Not done No supply pressure Not done Selector valve incorrect state Fail 3 LPM test failed Fail 10 LPM test failed Pass Not done No supply pressure Not done Selector valve incorrect state Fail 3 LPM test failed Fail 10 LPM test failed 12 23 Aisys 12 7 6 Perform Mixer Checkout Tests 12 24 05 05 1046983 12 8 Ventilation Subsystem menu 12 Service Application The Ventilation menu includes the following menu items Ventilation Schematic Section 12 2 3 Ventilation Status Section 12 8 1 s Ventilation Flow and Pressure Section 12 8 2 12 8 1 Ventilation Status Ventilator Status Label Vent Drive Gas ABS Installed Flush Valve 02 Bypass 02 Cell Status Bag Vent Switch Circuit Feedback Over Pressure Circuit ACGO SCGO Config Gas Inlet Valve Feedback M1046983 05 05 Value Air or 02 Installed or Not Installed Not Pressed or Pressed Closed or Open Connected or None Bag or Vent Circle Non circle or fault OK or High Pressure ACGO or
48. 5 5 psi O flush and auxiliary flowmeter regulator 241 kPa 35 psi 05 Flush valve Pressure switch used with the ventilator Breathing system pressure relief valve SCGO only 150 cmH50 To Port 3 of ABS interface circle For SCGO to Port 2 of ABS interface non circle Inspiratory port For ACGO to external 22 mm ACGO connector Auxiliary O5 flowmeter optional Approximate values K 4 Pneumatic Connection o Filter gt Direction of Flow A Check Valve 2 29 Aisys 2 11 3 Physical Figure 2 28 shows the physical path connections thatthe O5 gas supply takes The item numbers are described in Figure 2 27 05 supply i i 4 i MS ABS JI 23 2 gti 22 Port3 i Pilot 1 1 E T Si 1 1 1 i 1 14b i 1 1 Balance i Gas Flow i i Select i i 11c i 1 1 1 1 Fem Power i Outlet a Vacuum Suction f 1 O 00 i OR 1 Q G i Air 156 10 1 5b 2 i f i oH 5 9 gt 36 928 i 1 2 oc Pilot t 4a Venturi Drive 7 To Vent Drive AB 75 008 Figure 2 28 Typical 05 tubing connections pictorial 2 30 05 05 M1046983 2 Theory of Operation 2 11 4 Physical
49. 6 6 1 Mixer outlet check valve leak test 6 10 6 6 2 Mixer flow 6 10 6 7 Alternate 02 flowmeter tests 6 11 6 8 Auxiliary O2 flowmeter tests 0 0 0 0 cee eee eee 6 12 6 9 Integrated Suction Regulator tests 6 13 6 10 Battery capacity 6 15 6 11 Cable routing upper module 6 16 6 11 1 Display Unit and Anesthesia Monitor 6 17 6 11 2 DiSplay atm as ea es eco Pre y ad py EPA TEN XT Ree eee 6 17 6 11 3 Left side cable route 0 cece ence teen m 6 18 6 11 4 Upper left side cable 6 18 6 11 5 Front side of Display Connector Board 6 18 6 11 6 Upper module 6 19 6 11 7 Rearcosmetic panel cece cece kni eetan 6 19 6 11 8 Additional cable access points to 515 6 19 6 12 Cable routing lower module rack 6 20 6 12 1 Display Unit and Anesthesia Monitor 6 21 6 122 Display ANN oni rene ie el sla ane awed is 6 21 6 12 3 Left side cable
50. B RI H TO T ACGO O M1046983 05 05 10 61 Aisys 10 37 Cables and harnesses in lower electronic enclosure 10 62 Item 10 11 12 13 Description Cable to M Gas Airway module power supply Cable to Display Unit system power interface Cable to Display Unit system signal interface Harness J3 PCB to J5 DCB Cable ribbon J2 ACB to J9 DCB Harness J7 ACB to J6 DCB Cable ribbon J1 ACB to underside of Pan Connector Board Harness J3 ACB to underside of Pan Connector Board Harness J4 ACB to J4 PCB Harness flex cable battery Harness Power Supply to PCB Harness PCB to AuxCB Harness DCB to AuxCB Stock Number 1011 49 000 1011 3547 000 1011 3548 000 1009 5552 000 1009 5561 000 1009 5556 000 1011 3186 000 1011 3199 000 1009 5551 000 1011 3698 000 1011 3591 000 1011 3590 000 1011 3582 000 05 05 M1046983 10 Illustrated Parts ARE EZ M1046983 05 05 10 63 Aisys 10 38 Cables and harnesses in Pan enclosure 10 64 Item 10 Description Cable ribbon J1 ACB to underside of Pan Connector board Harness J3 ACB to underside of Pan Connector
51. Ee 12 9 12 4 1 Preferences Mag Een cem Pape e pee eect 12 9 12 5 Tools menu Ri suk T EUR 12 10 12 5 1 Communication StatuS 000 ccc eee ene eee teens 12 10 12 5 2 System Calibrations 0 cece eee eee eee eee eee ene 12 11 12 5 3 Transfer 085 ci cese rete he t SE REPRE RR Pe eee Y 12 12 12 6 Power Diagnostics menu 12 13 12 0 1 Power Board nre t atl aed 12 13 12 6 2 Anesthesia Computer Board Power 12 14 12 6 3 Mixer Board Power n 12 15 12 6 4 Ventilator Interface Board 12 16 12 6 5 Display 12 17 12 60 06 Vaporizer POWer 1 ov oce teu eee ER REED EY 12 18 12 7 Gas Delivery Subsystem menu 12 19 12 7 1 Gas Supply Status eee 12 19 12 7 2 Mixer QUtDUU iss dv tient rur ees Cen a e wade oe ete 12 20 12 7 3 Mixer Pressure and 12 21 12 7 4 Gas Delivery Status 1 0 0 0 0 cece eee eee eee eee eee ene 12 22 12 7 5 Mixer Post Checkout Test 12 23 12 7 6 Perform Mixer Checkout Tests
52. Pass Zero Flow Sensors and replace both flow sensors No Proceed to Inaccurate Volume Ventilation Troubleshooting Flowchart 8 Flow from bleed orifice with Bag Vent switch in Bag mode Verify Regulator Calibration Yes Section 5 3 Problem was improper Replace Flow regulator setting Control Valve APL Valve Problem Check APL Valve mechanism for proper function Check APL disk for sticking Check for obstructions in breathing circuit downstream of APL Flowchart 7 0 7 30 Problem continues Yes No Yes Intrinsic PEEP in Vent Mode only Exhalation Pop off Valve Problem Check Bellows pop off valve for accurate assembly or sticking Check Exhalation valve for accurate assembly or sticking Check for obstructions in bellows base upstream of exhalation valve Check for obstruction downstream of exhalation valve Intrinsic PEEP in both Bag and Vent Modes Transducer was out of calibration Scavenging Problem or Breathing Circuit Obstruction Check Hospital s scavenging hoses and supply vacuum active Check Filter on active systems Check for obstruction in the scavenger down tube Check breathing circuit for incorrect assembly or obstructions AB 75 074 05 05 M1046983 1 Troubleshooting Alternate 05 System Malfunction Screen Troubleshooting Download and combine the Error Alarm Logs Section 12 5 3 Analyze the combined
53. Power Board Serial Number ABCXXXXX MGas Software Version X X MGas Hardware Version lt module type gt MGas Hardware Serial Number XXXXXXXX Elec Vap Software Version XX XX EVap Agt Div Hardware Version XXXX XXXX XXX RR CCC EVap Agt Div Board Serial Number XXXXXXXX EVap Flowmeter Hardware Version XXXX XXXX XXX RR CCC EVap Flowmeter Serial Number XXXXXXXX EVap Cas Tmp Sns Hardware Version XXXX XXXX XXX RR CCC EVap Cas Tmp Sns Serial Number XXXXXXXX The MGas information is only displayed when an Airway module is present 05 05 M1046983 4 4 2 Service Log Menu M1046983 05 05 Error History 4 Event History lt Alarm History 4 Copy Logs 4 Install Service Menus The Service log menu is a organized listing of stored events Menu Item Message text Scroll Recent Scroll through newest entries Error History Show error history Event History Show event history Alarm History Show alarm history Copy Logs Copy logs to PCMCIA card Takes about 1 minute Reset Logs Erase Error and Alarm log entries Previous Menu Return to previous menu Each history log shows at the top of the screen the total Running Hours and the date when the logs were last reset Whenever logs are reset Reset Logs dd MMM yyy hh mm ss is recorded in the Event log If the logs are saved to a memory card the machine s serial number is saved along wit
54. Replace as necessary Perform the Drive Gas Regulator calibration in Section 5 3 Inspect the two o rings that seal it to the manifold Replace as necessary Lubricate o rings sparingly with Krytox Inspect the o ring that seal itto the manifold Replace as necessary Clean the seat on the manifold and the seal on Drive Gas Check Valve with isopropyl alcohol Note orientation of the flow valve Inspect the two o rings that seal itto the manifold Replace as necessary Perform the Inspiratory Flow Valve calibration in Section 5 4 4 Inspect the two o rings reservoirto manifold reservoir to screw head Replace as necessary Inspect seal between solenoid and GIV body Replace as necessary included with solenoid 05 05 M1046983 9 Repair Procedures 9 12 3 Replacing Lubricate items marked with and asterisk sparingly with Krytox GIV components O xN i j lt jg p M1046983 05 05 Remove the retaining ring A and the GIV cap B Use pneumatic pressure to remove the shuttle Cover the shuttle with a cloth and briefly apply pressure connect the drive gas hose or use pipeline pressure through the drive gas inlet Remove the upper o ring C and the lower o rings D Install the lower o ring D Lubricate the shuttle E at the three areas shown the circumference of the shuttle where the upper and lower u cup seals are placed and the body part
55. Screw sight glass O ring sight glass Label OEM Des Enf Hal Iso Sevo Des Enf Hal Iso Sevo Test Baxter Abbott Stock Number 1100 3043 000 1100 3135 000 1100 8001 000 1100 3134 000 6019 5404 301 1100 3052 000 1100 3053 000 1100 3054 000 1100 3055 000 1100 3056 000 1100 3058 000 1100 3059 000 1100 3060 000 1100 3061 000 1100 3062 000 1011 3920 000 9211 0630 104 1011 3170 000 9211 0630 104 1100 3044 000 1100 3083 000 1100 3134 000 1100 3114 000 1100 3138 000 1100 3139 000 Qty A You can replace the handle Item 3 and the o ring Item 2 forthe filler cap without further disassembly To prevent scratching the cap sealing surface use caution when removing the o ring For the remaining components follow the outlined sequence to access the individual components C Remove the label Item 6 to access the mounting screw Item 8 for the mask D This is a ZIF zero insertion force connector pull tabs toward ribbon cable to release 14 are seated before tightening the mounting screws Item 13 B Ensure that the cassette is empty of agent refer to Section 9 7 Remove the bottom plate E When replacing the sight glass Item 12 orient it so that the rounded edge is facing down Ensure that the two o rings Item F When replacing the filler cap Item 1 thread the cord through the hole in the mask and tie a knot so that at least 95 mm of c
56. e Make sure that there are no test plugs or other objects caught the breathing system Remove the ABS breathing system 2 Plugthe inspiratory flow drive pressure port of the exhalation valve with a stopper Exhalation valve 4 Plug Inspiratory Flow NEM 1 Drive Pressure Port To test the pressure relief valve you must establish a flow blocked by setup above of 30 l min through the Inspiratory Flow Control valve 3 Accessthe Ventilation Schematic TRM Section 12 2 3 of the Service Application 4 Set Gas Inlet Valve to On 5 Adjust the Insp Flow Valve counts until the inspiratory flow value on the schematic reads approximately 30 l min 3 Carefully listen forthe MOPV relief weightto be relieving and popping off from its seat a purring sound This indicates the valve is functioning correctly Setthe system switch to Standby Remove the stopper from the inspiratory flow port o o gt Reassemble the system T Perform the Preoperative Checkout Procedure refer to the User s Reference manual 6 7 Aisys 6 5 Pressure Limit Circuit test 6 8 Test setup Calibrated Flow Orifice 1504 3016 000 To perform the test establish a closed patient airway circuit increment the pressure in the airway circuit observe the output of the airway pressure transducer note that the pressure limit circuit trips at approximately 109 cmH50 Lm Remove the ABS bre
57. this the OpenGasCircuit alarm for 40 seconds Replace D Fend See AM TRM for further Troubleshooting MGAS SENSOR INOP Module fail No CO2 MGAS SPEC Mgas Medium MGAS See AM TRM for further Troubleshooting 7 56 05 05 1046983 1 Troubleshooting Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting MIXER BAL GAS CHANGE FAIL Alternate O Screen Mixer Status Bit STS BALGAS CHANGE OV ER FAIL After the mixer commanded a change to the balance gas the status ofthe selector valve shows the old balance gas is still connected Medium AC Mixer 20 eboot System If problem continues replace the Mixer MIXER BALGAS Flow FAIL Mixer error bit STS_CH2_DELTAP_FLOW_FA IL Pressure difference between P3 and P2 differs from the drop expected at the measured flow for channel 2 Balance Gas Medium AC Mixer 20 eboot System If problem continues replace the Mixer MIXER 02 Flow FAIL Alternate O Screen Mixer error bit STS CH1 DELTAP FLOW FA IL Pressure difference differs from the drop expected at the measured flow for Channel 1 02 Medium AC Mixer 20 eboot System If problem continues replace the Mixer MIXER ACB COM FAIL Alternate O Screen Five seconds pass without measured flow data from the mixer Medium AC Communication
58. 1 Aisys Carestation 1 3 Aisys 1 4 Anesthesia system components 16 15 1 55 2 JA M E AB 75 045 Airway module optional Datex Ohmeda patient monitoring modules optional Dovetail rails Light switch Alternate control Mains indicator Brake Aladin cassette storage bay O flush button 10 System switch 11 Integrated suction optional 12 Advanced breathing system 13 Auxiliary O flow control optional 14 Aladin cassette and bay 15 Anesthesia display 16 Datex Ohmeda patient monitoring display optional Figure 1 2 Front view 1 4 05 05 1046983 AB 75 046 Serial port Collection bottle connection optional Cylinder wrench key storage Cylinder yoke AGSS Anesthesia Gas Scavenging System Pipeline connections Mains inlet System circuit breaker Equipotential stud 10 Isolated electrical outlet Figure 1 3 Rearview M1046983 05 05 aon fF CO N 1 Introduction 1 5 Aisys 1 5 Breathing system components SN gt 9 10 11 12 SD I Expiratory check valve Inspiratory check valve Inspiratory flow sensor Expiratory flow sensor Absorber canister Absorber canister release Leak test plug Manual bag port Breathing system release Ad
59. 10 27 2 10 38 05 05 1046983 10 Illustrated Parts 10 27 1 Electronic Vaporizer Agent Delivery Item Description Stock Number 1 Agent Delivery Board 1011 3105 000 2 Screw Sems M3X6 POZI DR PAN PH A2 SST 0140 6219 128 3 Cassette Interface Board 1011 3104 000 4 Bracket Cassette Interface Board 1011 3571 000 5 Screw M3x8 POZI DR PAN HD N111301 6 Lockwasher M3 External 9213 0530 003 7 Insulator included with cassette bay Refer to 10 27 M1046983 05 05 10 39 Aisys 10 27 2 Electronic Vaporizer Valve Block 10 40 Item 1 Oo OQ 8 9 Description Valve Block Subassembly Valve Connector Assembly Spring Wave b Seal Spring energized c O ring ID7 00 BCG 0011 00 Viton Duro 75 Insertion tool spring energized seal Valve Solenoid 2 way BCG Cap Liquid Flow Prevention Ball 4 00 DIA BCG Polypropylene O ring 1012 37 BCG 0017 61 Viton Duro 75 O ring ID3 68 007 24 BCG Viton Duro 75 Screw M4x45 Hex Cap Head Stock Number Qty 1011 7000 000 1011 7003 000 2 1011 3126 000 1011 3124 000 1011 3125 000 Refer to section 10 1 1011 3115 000 3 1011 3129 000 1011 3127 000 1011 3128 000 1011 3139 000 N122024 4 A replacement valve block assembly Item 1 includes a strip of tape over the o ring Item 8 to hold it in place Be sure to remove the tape before replacing the valve block assembly Apply thin coat of silicone sealant to threads of
60. 1407 3005 000 10 RING TRUARC 188 SHAFT E RING SST 0203 5225 300 The flow sensors are not included in the flow sensor module M1046983 05 05 10 71 Aisys 10 40 5 Breathing Circuit Module 10 72 Item 2 3a 3b 3c 3d 13 14 15 The O cell or plug and the cell cable are not included in the breathing circuit module Description Breathing Circuit Module LENS CIRCUIT CHK VALVES O RING 44 02 ID 51 1 OD 3 53 W SI 70 DURO Check Valve Assembly RETAINER DISK 26 97D 12 7H 0 76T DISC CHK V RVSBL 1 025D SEAT UNIDIRECTIONAL V B S O RING 20 35 ID 23 90 OD 1 78W PLATE CIRCUIT FLANGE SCR SEMS 8 BT SKT HD W EXT L W SST 316 HOOK LATCH O RING 22 ID 30 OD 4 W SI 40 DURO O RING 13 94 ID 19 18 OD 2 62 W SI 50 DURO MANIFOLD CIRCUIT PIN CANISTER PIVOT RING TRUARC 188 SHAFT NO 5133 18H E RING SST LEVER CANISTER LATCH PIN CANISTER LEVER 05 Cell O ring cell Cable O Cell Lubricate sparingly with Krytox Stock Number 1407 7002 000 1407 3101 000 1407 3507 000 1406 8219 000 1400 3017 000 0210 5297 100 1406 3396 000 1406 3397 000 1407 3110 000 0144 2436 108 1407 3604 000 1407 3104 000 0210 0463 300 1407 3100 000 1407 3109 000 0203 5225 300 1407 3102 000 1407 3108 000 6050 0004 110 1406 3466 000 1009 5570 000 05 05 M1046983 10 40 6 EZchange Canister system C0 Bypass M1046983 05 05 21 hs 20 18 19 15 16 SS Y Item Description EZchange C
61. 3 Mechanical ventilation Mechanical inspiration Bag Vent switch closes the manual path V Pilot pressure P closes the Figure 2 34 exhalation valve Drive gas D pushes down on the bellows Gas flows from the bellows 1 through the absorber 2 and through a unidirectional valve inspiratory check valve to the patient 3 During inspiration fresh gas flows into the inspiratory limb upstream of the inspiratory check valve LOO CRE E76 A a S 3 AB 82 029 AP Airway Pressure D Drive gas FG Fresh Gas P Pilot pressure V Bag Vent switch to Vent 1 Flow to absorber 2 Flow from absorber 3 Inspiratory flow Figure 2 34 Mechanical inspiration M1046983 05 05 2 37 Aisys Mechanical expiration Drive gas flow stops and the exhalation valve opens Exhaled gas flows from the Figure 2 35 patient 4 through a unidirectional valve expiratory check valve and into the bellows 5 Residual drive gas D flows out of the bellows to the scavenging system 6 If PEEP is selected static pressure on the pilot port of the exhalation valve sets the PEEP level During exhalation fresh gas flows backwards through the absorber FG into the expiratory limb downstream of the expiratory check valve For machines that are plumbed to return sample gas to the breathing system the returned gas SGR enters the breathing system after the expiratory check valve Refer to
62. 3104 000 1406 3558 000 9211 0640 083 1406 3524 000 M1003134 M1003947 1407 3908 000 1407 3909 000 1407 3915 000 1407 3918 000 8004460 05 05 M1046983 Qty 10 Illustrated Parts 6 5 M1046983 05 05 10 47 Aisys 10 29 3 Active AGSS Items 1 through 12 are included in all AGSS kits Item Description Common Parts Stock Number Qty 1 Seal Receiver Body 1407 3901 000 2 Reservoir 1407 3903 000 3 Seal and scavenging down tube 1407 3904 000 4 Thumbscrew M6x28 5 1406 3305 000 5 O ring 4 42 ID 9 65 OD 1407 3923 000 2 6 Thumbscrew M6x43 1406 3304 000 7 Valve unidirectional negative pressure relief 1406 8219 000 Ta Seat Valve Negative Pressure 1406 3396 000 Tb Retainer disc 1400 3017 000 c O ring 20 35 ID 23 90 OD 1406 3397 000 Disc check valve 0210 5297 100 8 O ring 22 ID 30 OD silicone 1407 3104 000 2 9 O ring 21 95 ID 25 51 OD 1406 3558 000 10 Screw M4x8 9211 0640 083 2 11 Cap 3 18 Barb Silicone 1406 3524 000 12 Adapter auxiliary inlet 30 mm male to 30 mm male 1003134 13 Adapter auxiliary inlet 30 mm male to 19 mm male M1003947 Active AGSS Specific Parts 14 Receiver with air brake 1407 3900 000 15 Seal for filter and orifice 1407 3902 000 2 16 Filter 1406 3521 000 Active High Flow Specific Parts 17a Connector high flow M30 thread 1406 3557 000 18 Orifice high flow 1407 3920 000 Active Low Flow with EVAC connector Specific Parts 17b Connector low f
63. 3296 000 1009 3363 000 1009 3363 000 1011 3905 000 0994 6370 000 1009 3296 000 1605 1001 000 1605 1001 000 1605 1001 000 1605 1001 000 1001 3063 000 1011 3905 000 1605 1001 000 05 05 M1046983 10 Illustrated Parts aa 0 5 0 Supply To Alt 05 From T Mixer Output J 02 Air ES AB 75 032 AB 74 033 AB 75 018 M1046983 05 05 10 53 Aisys 10 33 Tubing for use with Legris fittings 05 supplies 10 54 Item 303 304 305 306 306 310 312 313 320 325 326 337 338 34 342 343 344 345 346 349 350 353 This tubing is a flexible Nylon type tubing for use with quick release fittings Description Tube Markings factory build only unmarked unmarked unmarked unmarked unmarked unmarked ALT 02 FLOWMETER TEE unmarked unmarked unmarked unmarked unmarked unmarked A SCGO FG VAP OUT SWITCH PORT 4 ALT 02 IN MIXER OUT VAP IN unmarked unmarked unmarked unmarked unmarked unmarked
64. 3324 000 1006 3865 000 9213 0530 003 1407 3139 000 1407 3141 000 1407 3140 000 1007 3329 000 10 11 12 13 11 12 aan N annan N 2 aS anan N 14 15 10 67 Aisys 10 40 1 APL Valve 20 21 16 17 14 AB 82 008 10 18 i 19 m 11 12 Item Description Stock Number QTY 1 APL Valve Assy includes items 2 through 6 1009 8200 000 2 SPRING CPRSN 53 14 OD 36 8 L 1 48 N MM 1406 3328 000 3 RETAINER SPRING APL 1407 3404 000 4 DIAPHRAGM APL 1406 3331 000 5 CAGE APL 1406 3333 000 6 POPPET APL VALVE 1406 3332 000 7 RAMP APL 1407 3400 000 8 COVER APL 1407 3405 000 9 MANIFOLD APL BTV 1407 3401 000 10 Cover Manifold APL BTV with 22 mm male bag port 1407 3402 000 Cover Manifold APL BTV with Australian bag port 22 mm female 1407 3412 000 11 WEIGHT DEAD 14CM H20 BCG ABS NEG RELIEF 1407 3406 000 12 SEAL ABS NEG RELIEF VLV 1407 3407 000 13 O RING 22 ID 30 OD 4 W SI 40 DURO 1407 3104 000 14 O RING 88 49 ID 95 55 OD 3 53 W SILICONE 50 DURO 1407 3403 000 15 O RING 1 049ID 1 2550D 103W EPDM NO 121 1407 3408 000 16 SCR M4X16 BT SKT HD SST TYPE 316 0140 6226 115 2 17 Lockwasher M4 external 9213 0540 003 2 18 SCR THUMB M4 SHLDR 7 5 X 7 1407 3410 000 3 19 RING RETAINING 3 96 SFT DIA CRESCENT SST 1407 3411 000 3 20 SCR M4 X 40 FLHD SST PH 0140 6226 122 2 21 O RING 2 9 ID 6 46 OD 1 78 W EP 70 DURO 1407 3409 000 2 22 SCR SEMS M4X8 BT SKT HD
65. 4 5 2 Manifold P Span eee mH mers 4 17 4 5 3 Insp Flow Zero 2 oen Abe eed Rx RR rem Rene 4 18 4 5 4 Inspiratory Flow 4 19 4 5 5 Bleed u s ceu ripe eru dh omen SR UP Y EYE YR RR XXX 4 20 4 5 6 oco eec eve boas KEN Aw eR E ee EE E ERE 4 21 4 5 Zero Gas XdUCer el Ew Rx exo VE eee do 4 22 4 5 8 iae RE ae aa ok SPER ae 4 23 4 5 9 MIXeriP Z6TO wh osc dash Orte etes eee EL LEX Re reti retuli 4 24 4 1 Aisys 4 1 Service and Installation menu structure This section describes the Service level functions that are part of the main software installed in the anesthesia machine Section 8 Service Diagnostics and Software Download covers a separate service application that loads from a PCMCIA card and is used to download system software and run service diagnostics and other service tests Menu structure The Service menu structure has three levels which are password protected Install Service super user Installation Service The Install Service level super user password supports standard hospital preferences choosing units setting ventilator alarm and gas delivery defaults The Installation level requires the service password and supports language as color codes flow tube position country hardware flags for system components acgo or scgo etc en
66. 69 10 40 3 Absorber eee eee eee 10 70 10 40 4 Flow Sensor 10 71 10 40 5 Breathing Circuit 10 72 10 40 6 EZchange Canister system CO 10 73 1040 7 CONDENSER ad eee 10 74 10 40 8 Exhalation valve 10 75 10 40 9 BellOWS edt e orm nat a reb DX eds 10 76 10 40 10 Bellow base ccc cece eee ene HH mme 10 77 10 40 11 Bag ANS sic cia i ROREM eee 10 78 10 41 Display AIM EET 10 79 10 41 1 Display arm shroud and 10 80 10 42 Wrist casting assembly 10 81 10 42 1 Display arm and wrist casting 10 82 10 42 2 Wrist casting bearing 10 83 05 05 M1046983 10 1 Service tools 10 1 1 Software tools Item 1 2 3 4 10 1 2 Manifold pressure M1046983 05 05 Description Service Application System Software 1 0 on Compact Flash card Compact Flash Adapter PCMCIA carrier Service Application PC based Cable DU serial port to PC serial port 10 Illustrated Parts Stock Number M1045339 1009 5874 000 1011 4038 000 1011 3984 000 Assemble the adapter using the parts shown Item The manifold p
67. 7550 Madison Wisconsin 53707 Servicing of this product in accordance with this Technical Reference manual should never be undertaken in the absence of proper tools test equipment and the most recent revision to this service manual which is clearly and thoroughly understood Technical Competence The procedures described in this Technical Reference manual should be performed by trained and authorized personnel only Maintenance should only be undertaken by competent individuals who have a general knowledge of and experience with devices of this nature No repairs should ever be undertaken or attempted by anyone not having such qualifications Datex Ohmeda strongly recommends using only genuine replacement parts manufactured or sold by Datex Ohmeda for all repair parts replacements Read completely through each step in every procedure before starting the procedure any exceptions may result in a failure to properly and safely complete the attempted procedure 05 05 M1046983 1 Introduction M1046983 05 05 Table of Contents Important eria ai mm ii Technical Competence iso odi whe eh ra e A bevels e405 Debate Pee ii 1 1 What this manual includes 0 0 0 00s cece teens 1 2 1 2 User s Reference manuals a een eens 1 2 1 3 Whatis an Aisys Carestation 2 0 0 0 0 cece eee een eee m 1 3 1 4 Anesthesia system components 28 1 4 1 5 Breathing system
68. Alternate O switch to turn on Alternate O flow 5 Adjustthe flowmeter so the center of the ball aligns with the selected test point observe that the ball maintains a steady position for 10 seconds 6 Thetest device reading should be between the limits shown for each of the selected settings in the table below Flow Tester Reading Flowmeter Setting Lower Limit Upper Limit L min l min l min minimum valve fully closed 0 50 0 70 1 0 52 1 48 3 2 56 3 44 5 4 60 5 40 10 9 70 10 30 maximum valve fully open 10 00 13 00 7 Rotate the flow control clockwise to minimum flow 8 Close the O cylinder valve or disconnect the O pipeline 9 Remove the test device 10 Connect the mixer outlet tubing to the electronic vaporizer 11 Reassemble the machine 11 Perform the Preoperative Checkout Procedure refer to the User s Reference manual 6 11 Aisys 6 8 Auxiliary 05 flowmeter tests Flow Accuracy Test 6 12 Open the O cylinder valve or connect an O pipeline Rotate the flow control clockwise decrease to shut off the flow The ball should rest at the bottom of the flow tube and not move Rotate the flow control counterclockwise increase The ball should rise immediately after rotation is begun It should rise smoothly and steadily with continued counterclockwise rotation When a desired flow is set the ball should maintain in a steady position Rotate the flow control clockwise to shut off the flo
69. Bag FG Fresh Gas 1 Flow to absorber 2 Flow from absorber 3 Inspiratory flow Figure 2 31 Gas flow during manual inspiration 2 34 05 05 1046983 Manual expiration Figure 2 32 AP Airway Pressure 2 Theory of Operation The Bag Vent switch keeps the ventilator path closed B Gas flows from the patient 4 through a unidirectional valve expiratory check valve and into the bag 5 During exhalation fresh gas flows backwards through the absorber FG into the expiratory limb downstream of the expiratory check valve For machines that are plumbed to return sample gas to the breathing system the returned gas SGR enters the breathing system after the expiratory check valve Refer to section 9 21 AB 82 027 Bag Vent switch to Bag FG Fresh Gas SGR Sample Gas Return 4 Expiratory flow 5 Flow to bag Figure 2 32 Flow during manual expiration M1046983 05 05 2 35 Aisys APLValve APL valve sets a pressure limit for manual ventilation Figure 2 33 As you turn the APL knob it puts more or less force on the APL disc and seat D S If the circuit pressure is too high 6 the disc and seat inside the diaphragm opens and vents gas to the scavenging system 7 AB 82 028 29 LUC D S APL disc and seat 6 APL flow 7 To scavenging Figure 2 33 Flow through the APL Valve 2 36 05 05 1046983 2 Theory of Operation 2 12
70. Cannot identify Invalid cassette ID code Medium AC cassette De escalating If failure occurs with multiple cassettes of the same type agent insert test cassette and verify test cassette is identified in the PC Service App Remove test cassette and verify PC Service App indicates NONE If either PC Service App test fails replace ADB Also see Section 7 5 LOSS OF GAS After regular communications AC DELIVERY USER has been established SETTINGS between the AC and the Display Computer this alarm LOSS OF VAPORIZER Vaporizer Failure is declared if the system is in USER SETTINGS the Therapy State and the AC determines the Gas Delivery LOSS OF VENT Vent Fail Monitoring User Setting Vaporizer User PARAMETER SETTINGS Only Settings Ventilator Parameter Settings from the Display Computer arrived more than 10 seconds ago Reboot system If problem continues check the ACB to Mixer communication LED s or VIB communication LED s 1 If the RCV and XMT or TXD and RXD LED s indicate activity check DU cable connections replace Display Controller board if problem continues 2 If the RCV and XMT or TXD and LED s indicate no activity checkthe Anesthesia Control board connection replace the Anesthesia Control board if problem continues MANIFOLD Vaporizer Failure Manifold Temperature AC TEMPERATURE sensor calibration data EEPROM FAILURE EEPROM read error
71. FAIL No battery backup The system is in standby and Medium PC the battery charge current is 24 0 amps for Or The system is powered on with a battery current 1 7 amps Check the battery charge circuit in Service Software Replace Battery BATTERY EMPTY System shutdown in Available battery power is High PC ACMains Power Failure lt 5 min between 1 and 5 minutes in progress Leave the system plugged in to charge the battery If problem continues check the battery charge circuit in Service Software Replace Battery 7 48 05 05 1046983 1 Troubleshooting Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting BATTERY FAIL No Battery Backup Battery voltage 10 5 V Medium PC or While in bulk over or float charging battery is lt 10 5VDC or Battery has been bulk charging for gt 12 h in Standby or 24 h while powered on Or Voltage gt 16 5V during bulk or over charging and normal current 20 25 Amps Leave the system plugged in to charge the battery If problem continues check the battery charge circuit in Service Software Replace Battery BATTERY LOW Plug in power cable Available battery power Medium PC Mains AC Mains Power On battery decreases to between 20 and Failure in progress 30 min Leave the system plugged in to charge the battery If problem continues
72. Figure 2 29 shows the physical path connections thatthe 0 and Air gas supplies take N20 and Air The item numbers are described in Figure 2 27 supplies x 1 1 me 23 Port2 1 1 i a 22 Port3 Pilot i i f 1 12b i 1 1 0 Gas Flow 1 1 i Flow 12a i 4 Select Select i 11a 11c 11b i 02 N20 9 Or 1 n a 1 i Power f i i Outlet 1 1 1 x Td m Vacuum 1 pos Suction 1 I ScGO Pilot Venturi Drive ja iS M ca lt Figure 2 29 Typical 0 and Air tubing connections pictorial M1046983 05 05 2 31 Aisys 2 11 5 Suction Pipeline vacuum regulators suction regulator shown in Figure 2 28 uses an external vacuum source Venturi Drive vacuum The suction regulator shown in Figure 2 30 uses an internal venturi derived vacuum source Drive gas internally plumbed Air or 05 enters the Venturi Module VM at the drive port A As the drive gas passes through the venturi module a vacuum is created at port B The drive gas exits the venturi module at port C and is exhausted outside the machine through the muffler D The control port E on the venturi module responds
73. Insp ieu se Lu AIV E A XR eve peda ae eae 5 12 5 4 4 Inspiratory Flow Valve 5 13 5 4 5 Bleed Resistor Cal 00 ccc cece cent ne 5 13 5 4 6 5 14 5 1 Aisys 5 1 Primary Regulators First follow the procedure in Section 5 1 1 to gain access to the regulators Then in Section 5 1 2 select the test that is appropriate for the regulator you are testing A WARNING When testing adjusting N50 regulators nitrous oxide flows through the system Use a safe and approved procedure to collect and remove it Note test or calibrate the primary regulators you must set the system to the Install Service mode and use the PC based Service Application to control flow through the regulator 5 2 05 05 M1046983 5 1 1 Test setup 5 Calibration AN WARNING Wear safety glasses while test device is connected to the test port CAUTION Becareful notto plugthe output of the primary regulator without having a pressure relief valve in the output circuit 1 Setthe system switch to Standby Disconnect all pipeline supplies Remove the upper cosmetic and rear panels Section 9 2 1 2 3 4 5 If equipped turn the auxiliary Oz flowmeter control fully clockwise no flow Install a full cylinder in the cylinder supply to be tested It is essential that the cylinder be within 1096 of its full pressur
74. Items 17 through 22 1 Cover Bypass Manifold 2 Manifold Condenser 3 Screw PT PAN PH M3X8 SST 4 O ring 59 92 ID 66 98 OD 5 Lever Canister Latch 6 Screw M3x0 5 Shoulder 4 DIA X 4 L SST 7 O ring 12 37 ID 17 6 OD 8 O ring 37 69 ID 44 75 OD 9 O ring 50 39 ID 57 45 OD 10 O ring 22 ID 30 OD 11 Cap Valve Housing 12 Screw Thumb M4 Shoulder 7 5 X 7 13 Ring Retaining 3 96 Shaft DIA SST 14 Pin Condenser Manifold 15 Support Cradle Pivot 16 Screw M4x8 Sems BT SKT HD 17 Tube Assembly 18 Reservoir Condenser 19 Seal Condenser Reservoir 20 Spring Compression Drain Button 21 Button Drain 22 Cover Condenser 23 Guard Apply Loctite 242 Lubricate sparingly with Krytox 10 74 Stock Number 1407 7026 000 1407 7025 000 1407 7024 000 1407 3123 000 1407 3114 000 0142 4254 106 1407 3142 000 1407 3115 000 1407 3915 000 1006 3968 000 1407 3129 000 1407 3143 000 1407 3104 000 1407 3125 000 1407 3410 000 1407 3411 000 1407 3131 000 1407 3119 000 0144 2436 108 1407 3133 000 1407 3137 000 1407 3136 000 1407 3135 000 1407 3134 000 1407 3138 000 1407 3145 000 Qty AB 82 056 AB 75 p80 05 05 M1046983 10 40 8 Exhalation valve M1046983 05 05 Item ON DO gt CO MN e e e e O 13 Description Exhalation Valve Assy BASE EXHALATION VALVE DIAPHRAGM ASSY EXH VALVE SEAT EXHALATION VLV ABS COVER EXHALATION VALVE SCR
75. Length Size 200 mm 6 mm 150 mm 6 mm 110 mm 6mm 120 mm 6 mm 120 mm 6 mm 310 mm 6 mm 620 mm 6 mm 140 mm 6 mm 420 mm 6 mm 130 mm 6 mm 80 mm 6 mm 45 mm 6 mm 130 mm 6 mm 600 mm 1 4 inch 500mm 6 mm 660 mm 1 4 inch 40 mm 6 mm 55 mm 6 mm 60 mm 6 mm 130 mm 1 4 inch 170 mm 1 4 inch 75 mm 6mm Stock Number 1001 3062 000 1001 3062 000 1001 3062 000 1001 3062 000 1001 3062 000 1001 3062 000 1001 3062 000 1001 3062 000 1001 3062 000 1001 3062 000 1001 3062 000 1001 3062 000 1001 3062 000 1001 3064 000 1001 3062 000 1001 3064 000 1001 3062 000 1001 3062 000 1001 3062 000 1001 3064 000 1001 3064 000 1001 3062 000 05 05 M1046983 10 Illustrated Parts Cassette 800 S2 aV eT Ty eee OL Ep Aere rg ee ee meon eme eB CUTE 1 1 1 1 1 1 y 1 1 1 e 1 n Pee RE LTEN me ene eee 1 1 3 e _ A 55 B ERN e 50 4 e e i r ao to o S7 o e O e N T 1 1 Jer 1 E ea X oes T 3 1 EO QE 8 1 1 5 1 Fog 2 1 1 1 1 1 1 1 E 1 1 e 1 1 1 1 M 1 Io gf 3 8 3 9 Ion e e f F 2 La 1 2 4 1 1 e e 1 e 1 e 1 1 i rro r
76. M4X16 PH PAN HD SST TYPE 316 O RING 2 9 ID 6 46 OD 1 78 W EP 70 DURO SCR THUMB M6X43 10MM HEAD B S O RING 4 47 ID X 8 03 OD 1 78 W EPR 70 DURO RETAINER DISK 26 97D 12 7H 0 76T SST FLUTTER V WEIGHT DEAD 10 CMH20 BCG PASSIVE AGSS SEAT POSITIVE PRESS BCG VALVE PASSIVE AGSS O RING 0019 16 BCG 1015 6 EPDM DURO 70 016 RING RETAINING 19 05 SHAFT DIA SST Lubricate sparingly with Krytox 10 Illustrated Parts Stock Number 1407 7005 000 1407 3700 000 1503 8121 000 1407 3704 000 1407 3701 000 9211 0440 163 1407 3409 000 1406 3306 000 1407 3703 000 1400 3017 000 1406 3572 000 1406 3571 000 1006 3616 000 1406 3577 000 Qty aaa N CO 5 10 75 Aisys 10 40 9 Bellows 10 76 Item Description 1 2 3 4 5 6 7 Bellows housing Bellows Rim Pressure relief valve assy Latch base Seal base Base bellows Manifold bellows base Stock Number 1500 3117 000 1500 3378 000 1500 3351 000 1500 3377 000 1500 3352 000 1500 3359 000 Refer to section 10 40 10 1407 3702 000 05 05 M1046983 10 Illustrated Parts 10 40 10 Bellow base Item Description Stock Number 1 Bellows Base Assy 1407 7006 000 1a Latch Assy 1407 7007 000 2 HOOK LATCH 1407 3604 000 3 E Ring 0203 5225 300 M1046983 05 05 10 77 Aisys 10 78 10 40 11 Bag Arms 3 9 10 Item Description 1 Bag Arm Assembly complete 2 Bag Arm Upper Assembly 2a Cover bag port hous
77. Name File Name Serial 4 Vaporizer Serial Vent Intface B Front Panel CN Serial Power Controll Serial Dsply Unit App Serial 4 Dsply Unit BIO Serial Dsply Unit Fon 8 7 Notes 8 8 05 05 M1046983 9 Repair Procedures In this section 9 1 Circuit board replacement lt 9 4 9 1 How to bleed gas pressure from the machine 9 5 9 2 Howto remove the 9 6 9 2 1 To remove the 9 6 9 2 2 To remove the lower access 9 6 9 3 Howto remove the tabletop 9 7 9 4 Servicing the pan electrical enclosure 9 8 9 4 1 Electronic Gas Mixer assembly 9 9 9 5 How to access dashboard components 9 10 9 6 Replace electronic vaporizer and components 9 11 9 6 1 Remove the electronic 9 12 9 6 2 Replacing EV 9 13 9 7 Servicing Alading cassettes 2 0 eee eae 9 16 9 8 Replace Alt 02 lt
78. Occlude the Bag Port connector Connect the Machine Test Tool to the interface ports as shown above Setthe Bag Vent switch to Bag and close the APL Valve 70 cm H30 Access the Gas Delivery Schematic Section 12 2 2 of the Service Application Set O Flow to 0 2 l min Oo oa A C N Ensure that the Airway Pressure rises to gt 30 cm H30 Note If the bellows rises it indicates a leak in the Bag Vent Switch T Set 0 Flow to 0 00 l min M1046983 05 05 1 15 Aisys Test5 Testing the APL diaphram Plug APL Scavenging Port Plug Bag Port Note If required set up the Machine Test Tool and breathing system as shown in Test 4 1 7 16 Slide the Bellows Module away from the machine Remove the APL ramp and diaphragm Insert a Test Plug into the APL scavenging port as shown above 2 3 4 5 6 7 Slide the Bellows Module partially back onto the machine casting Ensure that the Bag Port is plugged and that the Bag Vent switch is set to Bag Access the Gas Delivery Schematic Section 12 2 2 of the Service Application Set O Flow to 0 2 l min Ensure that the Airway Pressure rises to gt 30 cm H30 Note If the bellows rises it indicates a leak in the Bag Vent Switch Set 05 Flow to 0 00 l min 05 05 M1046983 7 Troubleshooting Test6 Testing the bellows module and the Bag Vent switch O oa A C N n 9 Separate the Bellows Module from the Circuit Mo
79. Rev are not known the download function will still be available As the software loads an activity bar at the bottom of the screen shows the download progress for each subsystem Download complete Whenallthe required subsystem software is download the following message appears on the screen You must shut down the system to exit the download function DOWNLOAD IS COMPLETE Remove PCMCIA card Turn ON STANBY switch to STANDBY Turn OFF AC mains switch in rear Note After powering down the system be sure to wait at least 20 seconds before restarting the system 8 4 05 05 M1046983 8 3 Special Functions Software Download Special Functions Check Display Functions Compatibility Table System Download and PC Card Install Logs M1046983 05 05 8 Software Download and Diagnostics Selecting Special Functions on the Main Menu brings up the following menu selections in the left hand frame Special Functions Special Functions Display Diagnostics Compatibility Table System Download Log PC Card Install Log View Install Errors View Event Log gt Main Menu Refer to section 8 3 1 The Compatibility Table lists the current software components that last downloaded on to the system In essence it is the latest listing that appears in the Revision Log which allows you to view the current log directly without having to scroll to it Whenever a Software Download is completed the specific software downlo
80. Stb 1 ATmega16 a n us 02 Byp 1 VIA Eden ESP 10K i 7 5X133MHz e VIA CLE266 pote i 1 Spare SIO es 1 BIOS Northbridge 1 v I VT8623 ga Flash Rom i i 5 To 1 0 san i Alternate 02 Li am Internal IDE Interface VIA VT8235 1 1 Compact Flash Southbridge Sv 1251 xm ON OFF s Extemal PCMCIA o Compact Flash TI PCII520 f i ModBus Veces IModBUS posee Altera PLD EPIC6F256C8 z DC DC 12 5Vin 3 m rr J 1 Outputs 5 0V SE I i 3 3V 2 5V 1 25V QUART 85 i VTT 1 5V VCORE EXAR i XR17C154 Communication to Power Supply m J i 1 l 1 i System Board Figure 11 5 System block diagram sheet 1 of 3 11 6 05 05 M1046983 11 Schematics and Diagrams Electronic Gas Mixer Atmel Microcontroller Flow l p sense 2 tsense S l a 8 shi E Bal Gas Bal Gas Bal Gas 8 Flow Temp Es Viv Sense Sense Shi 12 5V Accessory Power fm 1 12 5V
81. Switch Control LED Control Level Signal Circuit Analog Error EEPROM Switch Config EEPROM Agent Cassette Board Figure 11 7 System block diagram sheet 3 of 3 11 8 ESD TVS ESD TVS ESD TVS 12VCass SCL AGLVL SDA AB 75 068 05 05 M1046983 Key to Symbols ABS FB ABS Filter Board ACGO Auxiliary Common Gas Outlet SCGO Switched Common Gas Outlet VECB Vent Engine Connector Board Figure 11 8 Wiring harnesses M1046983 05 05 Basse oe AAA AN AVAVAVATA LOI TJ qq T qeu 91 011 11 Schematics and Diagrams Power Supply U Frame AB 75 031 Fuses 11 9 Aisys Pipeline DU Supplies Cylinder Supplies B from ACB A from ACB A to PanCB ABS FB Key to Symbols ABS FB ABS Filter Board ACB Anesthesia Control Board Power Supply U Frame AuxCB Auxiliary Connector Board G DCB Display Connector Board DU Display Unit MGAS Compact Airway Module MGAS PS MGAS Power Supply From Toroid PanCB
82. Volts reads Fail disconnectthe VIB to Pan connector harness If the Vent Valve 10VA Volts continues to read Fail replace the VIB If Vent Int Bd 10VA Voltage reads Fail and the Vent Int Bd 10VA Voltage from the Anes Cntrl Bd reads OK Check cabling between ACB and VIB M1046983 05 05 1 67 Aisys 1 68 7 6 1 Electronic vaporizer 10VA power interconnect fault isolation Troubleshooting of the following Error Log Entries may lead you to further troubleshoot the problem as detailed below e ADB 10VA POWER ERROR INFLOW ZERO 10VA POWER ERROR e OUTFLOW SCAV 10VA POWER ERROR e PROP VALVE 10VA POWER ERROR 10VA power interconnect fault isolation procedure Continue to disconnect harnesses in the following order and retest until problem resolved 1 Disconnectthe ADB harness at PCB f problem goes away replace ADB PCB harness 2 Disconnectthe ACB harness at PCB f problem goes away replace PCB 3 Disconnect the ACB harness at ACB f problem goes away replace ACB PCB harness 4 If cable disconnects do not eliminate the failure replace ACB and retest 05 05 M1046983 8 Service Diagnostics and Software Download In this section 8 1 Aisys Service Application 8 2 8 1 1 Main Menu and System 1 8 2 8 2 Software Download ter dett ox RO Rode he e
83. W EXT L W SST 316 0144 2436 108 3 10 68 05 05 M1046983 10 40 2 Bag Vent Switch Item BW N e M1046983 05 05 AB 82 022 Description BTV Switch Cartridge COVER BTV SCR SEMS M4X8 BT SKT HD W EXT L W SST 316 O RING 44 02 ID 51 1 OD 3 53 W SI 70 DURO SEAL BTV 10 Illustrated Parts Stock Number 1407 7003 000 1407 3500 000 0144 2436 108 1407 3507 000 1407 3506 000 QTY 2 10 69 Aisys 10 40 3 Absorber canister oe le AB 82 017 Item Description Stock Number Qty Absorber Canister Reusable 1407 7004 000 1 CANISTER CO2 1407 3200 000 2 O RING 110 72 ID 117 78 OD 3 53 W EPR 50 DURO 1407 3204 000 3 FOAM CO2 CANISTER PKG 40 1407 3201 000 4 COVER CO2 CANISTER with LOCKING RING 1407 3203 000 does not include items 5 and 6 5 SCREEN 2 CANISTER COVER 1407 3205 000 SCREW M3X8 FL PH HD SST 9211 0530 083 2 10 70 05 05 M1046983 10 Illustrated Parts 10 40 4 Flow Sensor Module Item Description Stock Number Qty Flow Sensor Module 1407 7022 000 1 Flow Sensor plastic moisture resistant 1503 3858 000 Flow Sensor metal autoclavable 1503 3244 000 2 COVER FLOW SNSR 1011 3283 000 3 HOLDER FLOW SNSR UPPER 1407 3002 000 4 HOLDER FLOW SNSR LOWER 1407 3003 000 5 SCR THUMB M6X43 SST 1406 3304 000 6 SCR M4 07 X 10 SKT CAP BUTTON HEAD SST 0144 2117 718 2 T CUFF FLOW SNSR 1407 3004 000 2 8 LATCH FLOW SNSR 1407 3001 000 9 SPRTORSION FLOW SNSR LATCH
84. WAYS 2 18 2 10 1 Agent Delivery board LED 2 22 2 11 Gas flow through the anesthesia machine 2 24 2 11 T OVelVleW RARGRAREAERRXE NAR ER ead eaves oh es Denes 2 24 2 11 2 Electronic vaporizer 2 26 2 11 3 Physical connections O5 supply 2 30 2 11 4 Physical connections N20 and Air supplies 2 31 2 11 5 Suction regulators tr eer ap n a es i a 2 32 2 12 Flow through the breathing system 2 33 2 12 1 Overview of flow paths 6 eee eee 2 33 2 12 2 Manual ventilation ccc cent eee 2 34 2 12 3 Mechanical ventilation 0 00 cece eee eee eens 2 37 2 12 4 Fresh gas and Oz flush flow with SCGO 6 2 40 2 12 5 Fresh gas and O flush flow with 2 42 2 13 Ventilator mechanical subsystems 2 44 2 13 1 Drive gas filter and Gas Inlet Valve 2 44 2 13 2 Pressure regulator ERO HR EVER EFI CEU eed et 2 45 2 13 3 How control valVe o eR eR ease chee eee 2 45 2 13 4 Drive Gas Check Valve DGCV 2 46 2 13 5 Bellows Pressure Relief Valve 2 46 2 13 6 Exhalation valve
85. as specified in their User s Reference manuals The xxxx is the certification number of the Notified Body used by Datex Ohmeda s Quality Systems Manufacturer Authorized representative in the European Community 05 05 M1046983 In this section M1046983 05 05 2 Theory of Operation 2 1 Electrical system raa ade oe Gale ee I eh RA EE Ea Sd 2 2 2 2 POWErSUDSYSIEM 2 ri ieee duels Gow 4H 334 REGES he ak Y YR dled 2 4 2 2 1 Power 2 5 2 2 2 Power distribution 00 ene II 2 6 2 3 Display Uhlt ee E RS RET 2 8 2 4 System communications Lee ene en 2 9 2 5 SYStEM CONNECHONS ener Rh RON ans REPERTA err 2 10 2 5 1 Display eee EY eee ehe 2 10 2 5 2 Display Connector board 2 10 2 6 Power Controller and Anesthesia Control board connections 2 11 2 7 Anesthesia Control board 2 12 2 8 Ventilator Interface 2 14 2 9 Electronic Gas MIXer cec bre ree oe RR e freien a RR alis e SAU 2 16 2 10 Electronic Vaporizer o voy De b Ee EXP A Ee CERT Ii 2 18 2 10 1 Agent Delivery board LED 2 22 2 11 Gas flow through the anesthesia machine
86. as the machine serial number and optional ventilation modes PCV SIMV and PSVPro are stored redundantly During power up the machine serial number and installed options information stored on the boards are compared If one board differs information from the two agreeing boards will be written to the new board If three boards differ in the case of two boards replaced the system defaults to NO OPTIONS and default machine serial number To retain the installed options install only one replacement board at a time If multiple boards are to be installed install the first board load software on the new board and power up the machine in normal mode Repeat this procedure for each board installation The following table lists the actions required after replacing printed circuit boards Board Name Short Name Required Action After Installation Display Unit CPU DU CPU Load Software see Note Check Re Configure Machine Configurations Affix the new Key Code and Board ID Label to Vent Casting Preoperative Checkout Anesthesia Control Board ACB Load Software Check Re Configure Machine Configurations User Calibrations 02 Cell Flow Sensor etc Gas Transducer Zero All Ventilator Calibrations Preoperative Checkout Power Controller PCB Load Software Preoperative Checkout Ventilator Interface Board VIB Load Software User Calibrations 02 Cell Flow Sensor etc All Ventilator Calibra
87. board Harness Filter board to VIB Harness Pan Connector board to VIB Cable ribbon Pan Connector board to Mixer Harness Pan Fan extension Harness On Standby System switch Harness Pan Connector board to gas supply transducers Harness Pan Connector board to Alt O and System switch Harness Pan Connector board to EV Stock Number 1011 3186 000 1011 3199 000 1011 3408 000 1009 5547 000 1011 3195 000 1011 3561 000 1009 5542 000 1011 3404 000 1011 3403 000 1011 3108 000 05 05 M1046983 10 Illustrated Parts I1 5 9 Cylinder Pipeline Y Y re LJ V Underside of i Pan Connector Board Alt 05 Connector Electronic Board Vaporizer Lee X7 P ated P d 4D D 9 Filter O O o O is Ventilator Interface Board E M1046983 05 05 10 65 Aisys 10 39 Airway module M Gas components 10 66 Item 2 3 4 5 6 7 8 9 e RP e Description Screw M4x8 Screw M3x8 PAN Guide MGAS module Spacer Screw 4 40x3 8 Base M Gas power supply Cover M Gas power supply Standoff Lockwasher 4 split Power Supply board M Gas Screw M4x8 Stock Number 1006 3178 000 9211 0430 083 1009 3072 000 1011 3373 000 0144 2117 206 1011 3350 000 1011 3351 000 1504 3007 000 0144 1104 331 1011 3178 000 0140 6226 113
88. brass retaining ring Install the inlet adapter in the cylinder yoke Oo OC A Perform the checkout procedure Section 3 The cylinder check valve is not a replaceable item If the check valve is defective you must replace the complete cylinder supply module 9 39 Aisys 9 15 Replace gas supply pressure transducers The gas supply pressure transducer includes an integral cable that connects to the Filter board on the pan enclosure The transducer itself is mounted directly to the supply module To replace a pressure transducer pipeline or cylinder you have to remove the module from the machine 1 To access the Filter board remove the tabletop Section 9 3 2 Disconnect the transducer cable from the Filter board 3 Remove the supply module to access transducer e For cylinder supplies refer to Section 9 14 For pipeline supplies refer to Section 9 13 A Remove the transducer from the module 5 Install the new transducer For pipeline transducers Be sure that an o ring is in place e For cylinder transducers Remove any teflon tape remnants from the module Apply 1 1 4 tums of teflon tape around the treads of the transducer Verify that the first few threads are free of tape Install the transducer 6 To reassemble perform the previous steps in reverse order 7 Perform the checkout procedure Section 3 9 40 05 05 1046983 9 Repair Procedures 9 16 Clean or replace
89. check the battery charge circuit in Service Software Replace Battery BATTERY MISSING No battery backup Any battery voltage is Medium PC POSTstate between 1 0 VDC Connect Battery Leave the system plugged in to charge the battery If problem continues check the battery charge circuit in Service Software Replace Battery BATTERY REVERSED No battery backup Any battery voltage is less Medium PC CONNECTIONS than 1 0 VDC Check Battery Connections BATTERY V LOW Plug in power cable Available battery power Medium PC ACMains Power Failure On battery decreases to between 10 and in progress 20 minutes Leave the system plugged in to charge the battery If problem continues check the battery charge circuit in Service Software Replace Battery BELLOWS COLLAPSED Unable to drive bellows Manifold pressure gt 10 Low AC Inrange Paw and 0 25 Inspiratory valve Vent manifold pressure data flow available and mechanical ventilation On Check the breathing circuit for leaks or hose occlusions Perform flow sensor calibration Check drive gas check valve Check VIB cabling Replace VIB M1046983 05 05 1 49 Aisys Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting BREATHING SYSTEM Breathing system loose B
90. circuit Check VIB sensor tubing for leaks Perform flow sensor calibration Check Insp Exp check valves Check Replace flow sensors CLOSED LOOP Check cassette Set Closed loop controller was Medium AC System state is CONTROL FAILURE agent unable to control output De Therapy flow from the cassette escalating Run PC Service App Vaporizer Test Section 12 9 2 to verify hardware performance Replace and retest in the following order Also see Section 7 5 Proportional Valve ADB This error can also be caused by the following e Liquid Flow Prevention Valve actuated Look for occurrences of CONDENSATION CONDITIONS EXIST and CASSETTE OVERFILL DETECTED errors preceding this error e Cassette held in place but not latched during agent delivery It is possible to hold the cassette in a position such that the cassette ID is recognized but the cassette valves are not open preventing flow This error will result M1046983 05 05 7 51 Aisys Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting COM ERROR VENT TO ACB System Malfunction After regular communications has been established between the Ventilator boundary object and the Vent SIB CPU a total loss of communications shall be declared if the Ventilator boundary object receives no messages from the Vent SIB CPU for 35 milliseconds High AC Vent Reboot Syste
91. cm H20 10 cm H20 10 cm H20 igi Relief Valve Hii Relief Valve ral Relief Valve 0 3 cm H20 Entrainment 0 3 cm H20 Entrainment 0 3 cm H20 Entrainment Room Air High or Low Filter Flow Orifice High or Low Flow Connector to Needle Valve Disposal System 30 mm Male Assembly with Connector DISS EVAC Connector Reservoir Reservoir Reservoir Passive Adjustable Active See Note Key to Symbols Plugged port 1 8 inch for sample gas return Plugged port 30 mm for auxiliary breathing system scavenging Open port 30 mm for auxiliary breathing system scavenging Oto 10 l min drive gas O to 10 l min patient and fresh gas O to 20 l min total typical flow Note Active AGSS systems with a 12 7 mm connector do not include the Flow Orifice and the Flow Indicator Figure 11 2 Gas scavenging circuits M1046983 05 05 11 Schematics and Diagrams Key to Numbered Components FP WN 13 14 15 16 17 18 19 20 21 22 23 24 Pipeline inlet Pipeline pressure transducer High pressure relief valve 758 kPa 110 psi Supply connections forthe ventilator and pilot pressure for SCGO a 0 drive gas b Air drive gas Venturi suction supply connection Op drive gas b Air drive gas Cylinder inlet Cylinder pressure transducer Primary regulator cylinder pressure Test port primary regulator System switch S
92. cmH20 90 XXXXX XXXXX XXXX l min 2 0 10 0 XX 9 0 8 ml XXxx XX 0 02 02 1 00 21 0ff Xxx AXXXXXXX XXX 02 N20 Xx o oO 0 0 B 100 2 00 2 3 3 375 467 392 Electronic gas flow indicators Alarm silence countdown Alarm message fields Waveform fields General message field or timer field Clock Battery indicator field Measured values field Pipeline and cylinder supply or respiratory data 10 Ventilator settings 11 Ventilation mode 12 Gas and agent settings Figure 1 7 Normal view M1046983 05 05 1 9 Aisys When a menu key is selected the menu field overlays the gas flow tubes and the waveform fields start at the right edge of the menu 2 12 10 cmH20 90 1 Yoox Yoox X 32 10 3 X XXXXXXX x AOK oox 3 yor 420 l min 2 0 10 0 E X XX XXXXXX XXXXXX X 0 0 X xml 498 18 C 0000 0 2 JR 2 02 100 21 0ff Xxx 02 N20 B Kowa Xxx XXXXXXXX 02 XXXX VA l min 4 ml l min cmH20 r dE me A mj 0 0 S 100 2 00 2 324 500 18 Xxx EE 1 Menu 2 Waveform fields Figure 1 8 Menu view 1 10 05 05 M1046983 1 Introduction 1 7 1 Using menus Push a me
93. dot gt Et Enf High Off Language English Et Enf Low Off Gas Supply Colors ISO Fi Hal High 5 02 white N20 blue Air bIk wht 02 flow tube Right side FI Hal Low Off Vent drive gas 02 Et Hal High Off PSV Pro Enabled Et Hal Low Off SIMV PSV Enabled PCV Enabled SIMV PC Enabled N20 enabled No Spirometry Source Vent Patient Sensor Type Adult Auto MV Limit Off Alarm Volume 3 M1046983 05 05 4 7 Aisys 4 2 5 Parameter Settings Menu Item TV Based on Message text Change volume calculation conditions ATPD or BTPS Values ATPD default Ambient temperature and pressure dry humidity condition BTPS Body temperature ambient pressure saturated humidity condition C02 Numbers Change humidity compensation type in CO2 partial pressure values Dry default Wet Previous Menu 4 8 Return to previous menu 05 05 M1046983 4 Install Service Menus 4 3 Installation Menu Use the service level password to access the Installation menu 26 23 8 Whenever the installation menu is entered Enter Service dd mmm yyyy hh mm ss is recorded in the Event log Menu Item Message text Configuration Set language gas color code and 02 flowmeter p
94. flows from the electronic vaporizer EV to the SCGO assembly Common Gas Outlet With the Non Circle system selected fresh gas flow is channeled to Port 2 of the Figure 2 38 breathing system after the inspiratory check valve to an external patient circuit through the Inspiratory port The output of the O Flush regulator 2 is channeled to the O Flush valve When activated O flush flow joins the fresh gas flow in the SCGO assembly AB 75 039 Figure 2 38 Fresh gas and Oz flush flow to Insp port M1046983 05 05 2 41 Aisys 2 12 5 Fresh gas and 0 flush flow with ACGO To ABS Circle X Fresh gas 1 flows from the electronic vaporizer EV to the ACGO Selector Switch breathing system the ACGO Selector Switch in the ABS position fresh gas flow is channeled to the Figure 2 39 breathing system The output of the O Flush regulator 2 is channeled to the O Flush valve When activate O flush flow joins the fresh gas flow in the ACGO Selector Switch H WN TS Selector Switch AB 75 040 Figure 2 39 Fresh gas and Oz flush flow to ABS 2 42 05 05 M1046983 2 Theory of Operation Auxiliary Non circle Fresh gas 1 flows from the electronic vaporizer EV to the ACGO Selector Switch Common Gas Outlet With the ACGO Selector Switch in the ACGO position fresh gas flow is channeled t
95. for exclusive use by Datex Ohmeda service personnel in light of their training and experience as well as the availability to them of parts proper tools and test equipment Consequently Datex Ohmeda provides this Technical Reference manual to its customers purely as a business convenience and for the customer s general information only without warranty of the results with respect to any application of such information Furthermore because of the wide variety of circumstances under which maintenance and repair activities may be performed and the unique nature of each individual s own experience capacity and qualifications the fact that customer has received such information from Datex Ohmeda does not imply in anyway that Datex Ohmeda deems said individual to be qualified to perform any such maintenance or repair service Moreover it should not be assumed that every acceptable test and safety procedure or method precaution tool equipment or device is referred to within or that abnormal or unusual circumstances may not warrant or suggest different or additional procedures or requirements This manual is subject to periodic review update and revision Customers are cautioned to obtain and consult the latest revision before undertaking any service of the equipment Comments and suggestions on this manual are invited from our customers Send your comments and suggestions to the Manager of Technical Communications Datex Ohmeda Ohmeda Drive PO Box
96. in the breathing system 05 05 M1046983 1 Troubleshooting 7 2 Troubleshooting high pressure and low pressure leaks Problem Possible Cause Action High Pressure Leak Pipeline leak Use a leak detector or Snoop to check for source of leak Repair or replace defective parts O flush valve Use a leak detector or Snoop to check for source of leak Make sure tubing connections are tight Replace valve if defective System switch Use a leak detector or Snoop to check for source of leak Make sure tubing connections are tight Replace switch if defective Cylinder not installed properly Make sure cylinder is correctly aligned Verify that tee handles are tight Cylinder transducer Use a leak detector or Snoop to check for source of leak Tighten replace transducer if defective Cylinder gaskets Use a leak detector or Snoop to check for source of leak Replace gasket if defective Relief valves Use a leak detector or Snoop to check for source of leak Replace valve if defective Low Pressure Leak Leak in mixer If vaporizer manifold passed previous tests Remove tubing from inlet port of vaporizer manifold mixer outlet tube and perform leak test of mixer Leaking flush valve Attach pressure measuring device on CGO Replace valve if device shows increased pressure Leaking system switch Attach pressure measuring device on CGO Replace switch if device shows increased pressure Bellows lea
97. log Compare the Combined log to the Error Logs in the Table in this document Are any of the entries contained in the 109 Is ACComm Entering Alt O2 Gas Mode in the analyzed log around the Date and Time of the issue Yes Follow the appropriate Flowchart for the error listed AB 75 075 Verify with Customer Did Customer depress the Button Yes Check the Alt O2 Button and wiring harness ABS Filter Normal Operation Connections and ACB No Service Issue Connections Flowchart 7 7 1046983 05 05 7 31 Aisys Anesthesia Control Board Troubleshooting ACB FLASH FAIL Start HW WATCHDOG ACB MICROPROC ERROR ACB RAM ERROR Ye es ACB RAM MEMORY TEST FAILURE XX equals BAL GAS O2 or O2 AIR N20 Upgrade to current Is Software Version current Software Version Section 8 2 No Does ACB communicate in Service Application Yes Can the error be duplicated No Contact Technical Support AB 75 076 Replace ACB Flowchart 7 2 7 32 05 05 1046983 1 Troubleshooting ACB Mixer Troubleshooting Error Entry MIXER ACB COM FAIL MIXER ACB COM FAILLOST CMD Does Mixer communicate in Service Application See Power Valves Mixer Troubleshooting No Yes Can the issue be i 2 Contact duplicated Technical No Support Yes Check Replace ACB to Pan Connector and Pan Connect
98. lt 1 6 1 5 1 Optional ABS components cece cence eee eee eens 1 7 1 6 Display controls eed isi aia veda ERE I S EPI Saliva Sad 1 8 1 7 Anesthesia system display eee ener m 1 9 1 14 Using MENUS eruere eR RI PRU RR Eie ki E Tu 1 11 1 8 Symbols used in the manual or on the 1 12 ii Aisys 2 Theory of Operation 2 1 Electrical Systemi 2 5 2 2 2 2 POWEFSUDSYSIEM ccr Eh RE ad re xm d Er Medina 2 4 2 2 1 Power 2 5 2 2 2 Power distribution 2 0 cece IH 2 6 2 3 Display Uhlt cnr n ERE V ERR Pa tais 2 8 2 4 System communications ssssesssssssssess nn 2 9 2 5 System connections e rl x RR 2 10 2 571 Display Unit diste Sa Rr RE RR x RE satur ORE UE ac UE 2 10 2 5 2 Display Connector board 2 10 2 6 Power Controller and Anesthesia Control board connections 2 11 2 7 Anesthesia Control board sssssssssssssssss Ie 2 12 2 8 Ventilator Interface 2 14 2 9 Electronic Gas MICE ten e It xs dU RD 2 16 2 10 Electronic Vaporizer is scse ri vice ee e gy pba eb Y x EY RD DAR
99. mounting post before securing solenoid with thumb nut Install washer with dome facing outward toward nut 05 05 M1046983 10 27 3 Electronic Vaporizer Flowmeter Assembly 10 Illustrated Parts Description Flowmeter Subassembly Hanging Pin Screw M5x30 SKT HD CAP SST O ring ID3 68 007 24 BCG Viton Duro 75 Valve Flow Control BCG Screw M3x20 Pan Pozidriv Gasket Valve 3 Way Inflow Outflow Zero Valve Back Pressure O ring Viton 36410 BCG 5040D X 070W Valve Relief 5 5 psi Screw M4x8 BT SKT HD SST TYPE 316 Flapper Valve BCG 10 2 Viton Disc Check Valve O ring ID15 60 BCG 0D19 15 Viton Duro75 Manifold Temperature Sensor Board Screw Sems M3X6 POZI DR PAN PH A2 SST Bracket Lubricate sparingly with Krytox M1046983 05 05 Stock Number 1011 7001 000 1011 3144 000 1102 3049 000 1011 3139 000 1011 3118 000 0140 6719 103 1011 3136 000 1011 3117 000 1011 3983 000 1605 3071 000 1006 4128 000 0140 6226 118 1009 3097 000 1009 3062 000 1011 3141 000 1011 3107 000 S 0140 6219 128 1011 3989 000 Qty 2 2 2 2 10 41 Aisys 10 28 Enhanced Aladin Cassette Components Item 014 W MN 10 11 12 13 14 15 Description Filler cap includes O ring and tether O ring filler cap Handle Screw handle Screw bottom plate Front labels Masks Screw mask Agent Cassette board Screw circuit board Contact retainer Sight glass
100. notto bend fingers Agent Delivery board B Remove the cassette interface board retaining bracket and jumper cable as above Disconnect harnesses and ribbon cables Remove mounting screws circled Raise the rear edge of the board to free it from the assembly Manifold Temperature Sensor board C The bottom of the board includes two thermistors that contact a thermal transfer pad When removing the board ensure that the pad remains with the manifold If required reposition the pad before replacing the board Cassette Temperature subassembly D Do not overtighten the mounting screws Tighten the screws until just snug Flow Control valve E Inspect o rings replace as necessary Inflow Outflow zero valves F Inspect gasket replace as necessary Inflow Outflow Scavenging solenoid valves G Apply thin coat of silicone sealant to threads of mounting post 3 before securing solenoid with thumb nut 4 Install washer 5 with dome facing outward toward nut M1046983 05 05 9 13 Aisys Remove Flowmeter subassembly Disconnect harnesses and ribbon cables from the agent delivery board Remove four socket head hex screws circled to free the flowmeter subassembly from the valve block below Remove the top two screws 6 from inside the cassette bay to release the flowmeter subassembly Liftthe flowmeter subassembly from t
101. of the shuttle that slides along the lower o ring 6 Install the lower u cup seal F and the upper u cup seal G on the shuttle T Pressthe shuttle assembly into the GIV manifold 8 9 Install the upper o ring C Install the cap B and the retaining ring A 10 Reassemble in reverse order 9 35 Aisys 9 13 Servicing the pipeline inlet manifold components 9 13 1 Replace pipeline inlet filter 9 13 2 Replace pipeline inlet check valve 9 36 The pipeline inlet filter and the inlet check valve can be replaced without removing the pipeline manifold from the machine To replace the pressure transducer you have to remove the manifold 1 Remove the pipeline inlet fitting 2 Pull the pipeline inlet filter out of the fitting The o ring should come out with the filter 3 Install the new pipeline inlet filter in the pipeline inlet fitting The new filter comes with an o ring 1 Remove the rear panel Section 9 2 2 Remove the pipeline inlet fitting 3 The Airand O pipeline manifolds include a drive gas connection at the back of the manifold Remove the drive gas tube or plug to access the check valve 4 From the back of the pipeline manifold use a thin tool to push out the check valve For an N50 manifold you will have to carefully apply pressure at the outlet of the manifold with a syringe for example to gently force the check valve out of the manifold 5 Pushthe new check va
102. reservoir disposable item Inspect air brake for occlusion on active AGSS Inspect clean or replace filter on active AGSS 2 Breathing System Maintenance URM Part 2 Section 2 Disassemble the breathing system modules and inspect components Replace any parts that are physically damaged or worn 3 Bellows Assembly Maintenance URM Part 2 Section 2 Disassemble the bellows assembly and inspect components Replace any parts that are physically damaged or worn 4 Bellows Assembly Tests URM Part 2 Section 2 5 Perform the checkout procedures in Section 3 Inspect the system Section 3 1 Pipeline and cylinder tests Section 3 5 O supply alarm test TRM Section 3 5 1 Flush Flow Test TRM Section 3 6 Alarm tests Section 3 7 Power failure test TRM Section 3 11 6 Mixer outlet check valve leak test Section 6 6 1 T Mixerflow verification test TRM Section 6 6 2 8 Alternate O flowmeter tests TRM Section 6 7 9 Auxiliary O flowmeter tests TRM Section 6 8 1 Integrated Suction Regulator tests Section 6 9 1 gt Perform the following diagnostics using the PCMCIA Special Functions Display Diagnostics Section 8 3 1 05 05 M1046983 0 O O 6 2 2 Every twenty four 24 months Parts Replacement d O 6 2 3 Every forty eight 48 months Parts Replacement 1
103. section M1046983 05 05 9 11 Aisys 9 6 1 Remove the 1 Disconnectthe tubing from the inlet port outlet port and the scavenging port of the electronic EV vaporizer 2 Disconnect the pan connector harness A from the Agent Delivery board 3 Clip the tie wrap holding the pan connector harness to the EV support bracket 4 Remove the six screws B holding the EV to the dashboard B A B 5 Note The EV assembly weighs approximately 5 kg 11 Ib Most of the weight of the EV is at the rear CAUTION When handling the EV be careful not to damage the Flow Control Valve at the back of the flowmeter block 6 To remove the EV Firmly take hold of the EV at the rear with one hand e Support the front of the EV with the other hand Raise the rear of the EV tilting the dashboard forward When clear remove the EV from the machine 9 12 05 05 M1046983 9 Repair Procedures 9 6 2 Replacing EV Do not remove any components on the EV flowmeter subassembly that are fastened components with Torx head fasteners The components are not serviceable items Most components can be replaced by disconnecting associated wiring removing mounting hardware and remounting the replacement component in place Where applicable note the additional comments for specific components detailed below Cassette Interface board A Disconnect jumper cable 1 Remove retaining bracket 2 Becareful
104. switch to Vent select circle and retest Replace and retest in the following order Flowmeter Block Inflow Zero Valve ADB Replace and retest in the following order Flowmeter Block Outflow Zero Valve ADB Replace and retest in the following order Both zero valves leaking stuck open Flowmeter Block ADB Measured inflow is excessive when outflow and scavenging circuits are closed If pre use check also fails with a therapy cassette replace and retest in the following order Missing damaged worn Mechanical Connector Valve o rings Mechanical Connector Valves Valve Block Flowmeter Block NOTE If pre use test passes with a therapy cassette the Test Cassette may be leaking Replace and retest in the following order Outflow Zero Valve Flowmeter Block ADB Replace and retest in the following order Inflow Valve e Inflow Check Valve Flowmeter Block Bypass Check Valve ADB Replace and retest in the following order e Scavenging Valve Flowmeter Block ADB 05 05 M1046983 Vaporizer Test message FAILED Flow Meter Block Cassette pressure out of range FAILED Flow Meter Block Inflow Outflow mismatch 3000mL min FAILED Flow Meter Block Inflow Outflow mismatch 500mL min FAILED Flow Meter Block Mixer and cassette pressure sensors disagree High Pressure FAILED Flow Meter Block Mixer and cassette pressure sensors di
105. system switch is in the On position Mixed gas mixed gas 15 flows through the electronic vaporizer D to the SCGO ACGO assembly E F A pressure relief valve 17 on the electronic vaporizer limits the maximum outlet pressure The SCGO assembly E directs the mixed gas to the selected circuit 22 ABS circle or 23 to Inspiratory port of ABS On SCGO assemblies a relief valve 21 limits pressure in the breathing system to approximately 150 cmH50 The ACGO assembly F directs the mixed gas to the selected circuit 22 ABS circle or 23 external ACGO port 2 24 05 05 M1046983 2 Theory of Operation on _ 1_I A Pipeline Manifold B Cylinder Supply Gas Mixer D Electronic Vaporizer E SCGO Assembly F ACGO Assembly P Pressure Transducer S To Scavenging Cassette Figure 2 25 Pneumatic circuit M1046983 05 05 AB 75 029 23 22 Aisys 2 26 2 11 2 Electronic vaporizer Agent is delivered from the subsystem in one of two configurations depending on whether cassette pressure is below or above Mixer output pressure If cassette pressure is above Mixer output pressure all fresh gas i
106. temp ADC using PC Service App Section 12 9 1 If reading does not change when the cassette temp cable is disconnected replace the ADB Ifthe reading does change replace the cassette temp sensor Also see Section 7 5 7 50 05 05 1046983 1 Troubleshooting Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting CASSETTE Vaporizer Failure Cassette temperature AC TEMPERATURE sensor calibration data EEPROM FAILURE EEPROM read error or cassette temperature sensor hardware revision data EEPROM read error or software compatibility failure Check connection of Cassette Temperature Sensor to the ADB If the problem persists replace and retest in the following order Also see Section 7 5 Cassette temp sensor ADB CAL DATA FAILURE IN Service calibration Default cal data is being used Low AC EEPROM advised due to corrupt data in cal region Perform complete service level calibrations ventilator CHECK FLOW SENSOR Check flow sensors During Mechanical breaths Medium AC In range flow data the measured flow for 6 Vent available during consecutive breaths to and mechanical ventilation from the patient does not meet certain criteria No or negative flow on Insp flow sensor during inspiration or negative flow on Exp flow sensor Check flow sensor connections Check the breathing
107. text Comments Calibrate the insp flow valve at low flows Blocked if the ventilator drive gas supply pressure Blocked text would cause a gas supply Connect a supply of the drive gas to continue alarm during normal operation Calibrate the insp flow valve at high flows Blocked if Stage 1 has not been completed Blocked text Stage 1 calibration is required first Insp Flow Valve Data Show insp flow valve calibration table Previous Menu Return to previous menu During Calibration Calibration in progress Push ComWheel to cancel Insp Flow Valve Data menu Insp Flow Valve Data menu contains a table of 24 entries from the previous calibration The table is erased atthe start of Stage 1 The table is updated in real time during the calibration M1046983 05 05 4 19 Aisys 4 5 5 Bleed Resistor Instructions Bleed Resistor Menu Bleed Resistor Data menu 4 20 The Bleed Resistor instructions appear when the focus is on the Bleed Resistor menu item Read all steps before you start 1 Complete the Insp Flow Valve calibration 2 Put 2 plugs in the manifold and the drive gas ports of the vent engine 3 Push the ComWheel to show the next menu 4 Select Start The calibration fails if the flow required to reach 91 cmH20 is gt 16 l min f the outcome ofthe calibration is Pass the new calibration data is saved f the outcome is Fail the old calibration d
108. the plug to release pressure 7 20 05 05 M1046983 1046983 05 05 Test 10 Test 11 7 Troubleshooting Testing the circuit module and the canister 1 Remove the Flow Sensor module 2 Connect the Circuit Test Tool to the Circuit Module as shown above 3 Set 0 Flow to 0 2 l min e Ensure that the Airway Pressure rises to gt 30 cm H30 4 Set 0 Flow to 0 00 l min Testing the circuit module Plug Plug Note If required set up the machine as in Test 10 1 Remove the Soda Lime Canister 2 Using appropriate Test Plugs plug the three canister ports in the Circuit Module as shown above 3 Set O5 Flow to 0 2 I min e Ensure that the Airway Pressure rises to 2 30 cm H30 Note If the bellows rises it indicates a leak in the Bag Vent Switch 4 Set 0 Flow to 0 00 l min 7 21 Aisys Test12 Testing the inspiratory side of the circuit module Plug Note If required set up the machine as in Test 10 and 11 1 Connect the Circuit Test Tool to the Circuit Module as shown above 2 Insert an appropriate test plug in the inspiratory outlet to the canister as shown above 3 Set O5 Flow to 0 2 I min e Ensure that the Airway Pressure rises to 2 30 cm H30 Note If the bellows rises it indicates a leak in the Bag Vent Switch 4 SetO Flow to 0 00 l min 7 22 05 05 1046983 7 Troubleshooting Test13 Testing the negative pressure relief valve 1 Separate the Bellows Module from the C
109. the pressure tee 7 Select Start Paw Span 8 Increase the flow valve setting until the gauge shows 100 cmH20 9 Select Save Calibration Menu Item Insp Flow Valve DAC Message text Increase setting until test gauge shows 100 cmH20 approximately 1020 counts Then save calibration Values Comments 0 to 4095 initially set to 800 Start Paw Span Start Calibration Increase flow valve setting until test gauge 100 cmH20 approximately 1020 counts Then save calibration Blocked text Connect a supply of the drive gas to continue Blocked if the ventilator drive gas supply pressure would cause a gas supply failure alarm during normal operation Save calibration Save Paw Span calibration Saves new calibration data Writes calibration result date and time to the event log Previous Menu Return to the previous menu During Calibration Calibration in progress Push ComWheel to cancel 4 21 Aisys 4 22 4 5 7 Zero Gas Xducer Instructions Zero Gas Xducers menu The Zero Gas Xducer instructions appear when the focus is on the Zero Gas Xducer menu item Read all steps before you start 1 Remove all cylinders 2 Disconnect all pipeline supplies 3 Select Zero Gas Xducers 4 Select Start Zero on the next menu This page also shows Gas supply counts Gas supply ID A failed test is usually the result of a pipeline or cylinder sti
110. to rest within the zero range bracket when no suction is being supplied Gauges which do not comply may be out of tolerance To check gauge accuracy be sure that the test gauge is capable of measuring 0 to 550 mm Hg with an accuracy of 1 of reading 1 Connect the suction patient port to the test gauge 2 the mode selector switch to ON 3 Ensurethatthe vacuum test gauge is in agreement with the suction vacuum gauge 38 mm Hg 5 kPa at the following test points Test points Suction vacuum gauge Test gauge tolerance 100 mm Hg 13 3 kPa 62 138 mm Hg 8 3 18 4 kPa 300 mm Hg 40 kPa 262 338 mm Hg 35 45 kPa 500 mm Hg 66 7 kPa 462 538 mm Hg 61 6 71 7 kPa Note To check flow accuracy be sure that the flow test device is capable of measuring 0 30 L min 1 Connect the patient port of the suction regulator to the flow test device 2 Rotate the suction control knob fully clockwise increase 3 Tum the mode selector switch to ON and verify that the flow rate is atleast 20 L min 4 Disconnect the test flowmeter Tests continue on next page 6 13 Aisys 6 14 Regulation Test Vacuum Bleed Test Vacuum Leak Test ao AB N e 1 1 Turn the mode selector switch to ON Occlude the patient port of the suction regulator Setthe vacuum regulator gauge to 100 mm Hg 13 kPa Open and close the patient port several times With the patient port occluded the gauge shou
111. used to supply tidal volumes that make allowances for the effects of fresh gas flow and circuit compressibility The expiratory flow sensor is located at the input to the gas system expiratory check valve Feedback from the expiratory flow sensor is used to supply signals for expiratory tidal volume monitoring and the breath rate Expiratory Gas Monitor Flow Sensor Inspiratory Flow Sensor 7 Manifold re Tran Pressure rans Bp FowTans 33 Figure 2 50 Flow sensors M1046983 05 05 2 49 Notes 2 50 05 05 M1046983 In this section A WARNINGS M1046983 05 05 3 Checkout Procedure 3 T Inspectthe System Sirian horr ee eed eee a REA er EH nie cated 3 2 3 2 System checkout ei RR RR E E Rr e ELI e 3 2 3 2 l Teak 250 ml PRA 3 2 3 2 2 Machine Check eet eee pr e EPOR QE uis 3 3 3 2 3 Machine Check System 3 3 3 2 4 Machine Clieck Circuit sni eee V ex enr ERE ET ERES 3 3 3 2 5 Machine Check Circuit 02 3 4 3 9 Individual Checks eve s mer eerte mere E ea ete ee 3 4 3 9 1 OYSIEM aoa si whee SR Gr REX eng ERA TOUR IEEU LET EDUC dra 3 4 UDINE 3 5 3 3 3 Circuit O2 Cell 1 e mde beer d 3 5 3 9 4 LOW P Leak ees tec it genes Sea
112. walking pattern check on RAM failed Mixer Status Bit STS RAMCRC FAIL Medium AC Mixer 20 eboot System If problem continues replace the Mixer MIXER N20 SELECTION VLV FAIL Mixer Status Bit STS_SELV_VN20_NOTIFY_FA ILThe status of the N50 selector valve does not match the commanded state Medium AC Mixer 20 eboot System If problem continues replace the Mixer MIXER 02 TSENSOR FAIL Alternate O Screen Mixer error bit STS_T1_SENSOR_FAIL 0 temperature sensor failure Medium AC Mixer 20 eboot System If problem continues Replace the Mixer MIXER 02 F SENSOR FAIL Alternate O5 Screen Mixer error bit STS_F2F1_SENSOR_FAIL 02 O flow sensor fail Medium AC Mixer 22 eboot System If problem continues replace the Mixer MIXER 02 FLOW CHECK FAIL MIXER 02 SELECTION VLV FAIL MIXER 02 TEMP LIMIT Alternate O Screen Mixer status bit STS_FLOW_TEST_CH1_FAIL1 LPM FLOW TEST FAIL 0 proportional valve fails flow check Medium AC Mixer 20 Alternate O Screen eboot System If problem continues replace the Mixer Mixer Status Bit STS_SELV_VOXY_NOTIFY_FAI LThe status of the O selector valve does not match the commanded state Medium AC Mixer 20 Alternate O Screen eboot System If problem continues replace the Mixer Mixer error bit STIS CH1 TEMP LIMIT 03 O temperature
113. 00 1009 5551 000 1009 5552 000 1011 3199 000 1011 3186 000 1009 5556 000 1009 3005 000 1009 5561 000 1011 8400 000 1009 5697 000 0208 2737 300 1011 3557 000 1011 3698 000 1011 3378 000 0203 5915 300 1011 3556 000 1011 3212 000 1011 8403 000 05 05 M1046983 10 Illustrated Parts 10 9 Upper pan electronic enclosure components Rear View Front View 7 6 5 Item Description Stock Number 1 Regulator O Flush 1011 3168 000 2 Gas Mixer Assembly complete Refer to section 10 10 3 Pan Connector Board 1009 3003 000 4 Gasket Pan Connector Board 1011 3216 000 5 Ventilator Interface Board calibrated 1009 8236 000 6 Filter Board ABS 1009 3007 000 7 Cover upper electronic enclosure 1011 3239 000 8 Seal 1011 3816 000 9 Retainer seal 1011 3815 000 10 Nut M4 Keps 0144 3717 314 M1046983 05 05 10 15 Aisys 10 10 Electronic Gas Mixer A CAUTION Ensure a clean environment when servicing the gas mixer 2 3 4 5 6 7 8 Item Description Stock Number 1 Mixer Assembly complete 1011 8000 000 2 Valve 2 way NO includes screws and gasket 1009 3014 000 3 Valve 2 way NC includes screws and gasket 1009 3013 000 4 Valve proportional 1011 3560 000 5 O ring 2 used with each proportional valve 6027 0000 165 6 Screw M3x16 2 used for mounting each valve 0140 6719 103 7 Lockwasher M3 external 9213 0530 003 8 Valve 3 way NC includes screws and gasket 1009 3346 000 9 Fle
114. 00 power available msec 3 software loops No Service Action Required ADB 10VA POWER Vaporizer Failure Overcurrent condition AC ERROR detected by the AC Circuit disabled Disconnect ADB power harness and restart the system Ifthe error does not reappear in the log e replace the ADB and retest If the error persists proceed to the interconnect fault isolation procedure Section 7 6 1 Also see Section 7 5 ADB VOLTAGE ERROR Vaporizer Failure One or more of the AC measured ADB voltages have failed These include the ADC reference voltage 12P1 power supply and five volt supply Replace ADB and retest Also see Section 7 5 AIR PIPE INVALID Cannot monitor Air Air Pipeline pressure is DC Check Air Pipeline Supply Check Replace Air Pipeline Pressure Transducer 7 46 05 05 1046983 1 Troubleshooting Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting AIR PRESS LOW Air supply pressure low Air pipeline pressure is less Medium AC Airis selected as the than 252 kPa and the air DC balance gas with a non cylinder has a pressure less zero flow of air orthe than 2633 kPa for one ventilator uses air as second the drive gas and mechanical ventilation is ON Check Air Supply Check Replace Air Pipeline Cylinder Pressure Transducer AIR PRES
115. 046983 1 Troubleshooting Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting EXP FLOW SENSOR Calibrate flow sensors Exp Flow Sensor zero offset Low AC Flow sensor detected CAL ERROR out of range Vent In the Service Software Vent Flow amp Pressure Diagnostics verify the Expiratory Flow counts is 2050 250 Disconnect the Blue and Yellow in line connectors If the counts return within specified range check for occlusions in the Bulkhead harness If the counts do not return within the specified range replace the VIB EXP FLOW SENSOR Replace exp flow EEPROM cal data read failure Low AC EEPROM FAILURE sensor Vent Replace Exp Flow Sensor FAN FAIL Cooling fan needs Fan Power Status Bitis Low Medium Communication service System OK FAN1 GOOD between Power Controller and Display Computer Connect cooling fan Replace cooling fan FANS FAIL Cooling fans failed Both of the Fan Power Medium PC Communication May overheat Status Bits are Low between Power FAN1 GOOD Controller and FAN2 GOOD Display Computer Connect cooling fans Replace cooling fans Replace PCB FLOW SENSOR CAL Calibrate flow sensors Insp or Exp flow sensororthe Low AC Flow sensor detected ERROR airway or manifold pressure Vent sensor zero offset out of range flow c
116. 046983 05 05 Stock Number 1006 5149 000 1006 5158 000 1006 5161 000 1006 5170 000 1006 8363 000 1006 8360 000 1006 8396 000 1006 5150 000 1006 5159 000 1006 5162 000 1006 5171 000 1006 8362 000 1006 8359 000 1006 8397 000 1006 5151 000 1006 5160 000 1006 5163 000 1006 5172 000 1006 8361 000 1006 8358 000 1006 8398 000 0210 0479 300 0210 0539 300 1006 8351 000 1006 3160 000 1009 8066 000 1009 8067 000 1009 8068 000 1011 3049 000 1011 3413 000 0144 2124 218 0144 1118 128 10 Illustrated Parts 10 17 Aisys 10 12 Cylinder Gas Supplies poem 1 Sel Cylinder Supply De Item Description 1 Gas supply 02 1 Gas supply N50 1 Gas supply Air 2 Gas supply O5 Gas supply N50 Item Description Pin Index 1006 3201 000 1006 3202 000 1006 3203 000 Third Cylinder 1011 8150 000 1011 8154 000 DIN 1006 3207 000 1006 3208 000 1006 3209 000 3 Cylinder inlets Pin Index or DIN for external cylinder 4 Tee handle beige 5 Spacer gas block 2 Screw M8 x 25 long socket head cap 2 6 Clamp yoke 7 Label Set cylinder supply 05 Label Set cylinder supply N20 Label Set cylinder supply Air 8 Screw M6x35 socket head cap Lockwasher M6 internal Spacer 9 Screw M6x25 socket head cap Lockwasher M6 internal 10 Transducer cylinder pressure includes cable Apply Loctite 242 10 18 Stock Number Refer to section 10 12 1 0219 3372 600 1001 4077 000 9211 0680 253
117. 046983 05 05 6 Installation and Maintenance 12 Perform the following diagnostics using the PC Service Application Vaporizer Test with a Test Cassette inserted TRM Section 12 9 2 MOPV pressure relief valve test Section 6 4 Pressure Limit Circuit test Section 6 5 Adjust Drive Gas Regulator Section 5 3 13 From the Service Calibration menu TRM Section 4 5 perform the following refer to TRM Section 5 4 for details User Calibration Manifold P Span Inspiratory flow zero Inspiratory flow valve Bleed resistor e Paw Span Zero Gas Transducers s Mixer P Zero 14 From the Service Log menu TRM Section 4 4 2 perform the following Access the Error History log If any error codes have been logged follow the appropriate troubleshooting procedures Clearthe error log 15 Perform the system Checkout TRM Section 3 2 16 Electrical safety tests TRM Section 3 12 In addition to the 12 month requirements replace the following parts every 24 months All parts should be replaced before performing the checks tests and calibrations Refer to TRM Section 6 3 Perform the following step 1 Replace the free breathing flapper valve Stock Number 0211 1454 100 2 Replace the free breathing valve o ring Stock Number 1503 3208 000 In addition to the 24 month requirements replace the following parts every 48 months All parts shoul
118. 05 8 mm Air Drive gas Elbow tube standpipe 4 mm N50 6 mm 05 8 mm Air 1 4 inch mixed gas 1 4 inch 45 mixed gas Elbow tube tube 1 4 inch mixed gas Y 6 mm 05 8 mm Air 8 mm Y with tailpiece Plug 4 mm N50 6 mm 05 8 mm Air 10 Illustrated Parts Stock Number 1202 3653 000 1006 3544 000 1006 3545 000 1009 3297 000 1006 3862 000 1009 3370 000 1006 3533 000 1006 3534 000 1006 3535 000 1006 3737 000 1009 3368 000 1202 3804 000 1009 3043 000 1009 3044 000 1009 3360 000 1006 3530 000 1006 3531 000 1006 3532 000 10 51 Aisys 10 32 Vent Drive and low pressure tubing 10 52 Item 128 129 134 135 137 240 300 314 315 316 317 318 321 322 323 327 329 331 332 333 334 335 340 347 348 Description Coupler female black Coupler male black Coupler female white Coupler male white Coupler female yellow Coupler male yellow Coupler female blue Coupler male blue Tee male barb Fitting coupler barb ends Plug 4 mm 8mm 6mm 8mm Tubing silicone Tubing silicone Tubing silicone Tubing silicone Tube Markings factory build only unmarked low pressure unmarked low pressure unmarked low pressure unmarked low pressure RGM to Circuit low pressure PAW low pressure VENT DRIVE black unmarked black unmarked unmarked unmarked unmarked unmarked black unmarked blac
119. 05 M1046983 12 Service Application 12 10 Window menu The Window menu includes the following menu items Cascade Tile Horizontal Tile Vertical Close Close All list of all open windows 12 11 Help menu The Help menu includes the following menu items About LEES x Aisys Service Application Version 01 00 X XX Copyright 2005 M1046983 05 05 12 29 Notes 12 30 05 05 M1046983 Datex Ohmeda Inc a General Electric Company going to market as GE Healthcare P O Box 7750 Madison WI 53707 7550 USA www gehealthcare com Aisys Anesthesia Machine Technical Reference Manual 1046983 GE imagination at work ee Datex Ohmeda Inc All rights reserved 0197
120. 068 kPa 300 psi set Total Flow to 0 00 l min to turn off gas flow d Within one minute the test device reading must stabilize between 60 DIN 372 400 kPa 54 58 psi 50 Pin Indexed 310 341 kPa 45 0 49 5 psi fthetest device pressure does not stabilize within one minute replace the cylinder supply Ifthe test device stabilizes within one minute but the readings are not within specifications readjust the regulator Section 5 1 3 5 4 05 05 M1046983 5 Calibration 6 High Flow Test a Slowly open the cylinder valve b Remove the ABS breathing system from the machine to allow continuous Insp Valve flow through the exhalation valve c Access the Ventilation Schematic Section 12 2 3 of the Service Application d Set Gas Inlet Valve to On e Adjust the Insp Flow Valve counts until the inspiratory flow value on the schematic reads approximately 65 l min f While watching the test device toggle the Gas Inlet Valve several times Off On Off The minimum test device reading observed must be greater than 60 DIN 221 kPa 32 psi 50 Pin Indexed 207 kPa 30 psi Repeatthis step 6f three times If the test device reading under high flow conditions is less than specified readjust the regulator per the procedure in Section 5 1 3 however set the regulated pressure higher by the difference you noted in this step plus 7 kPa 1 psi This adjusts the low flow regulated output to the high si
121. 1 1011 3429 000 1011 3472 000 9211 0830 053 1011 3639 000 1006 3178 000 1009 5517 000 1011 3428 000 1011 3270 000 0140 6631 107 1006 3178 000 05 05 M1046983 10 17 Vent Engine Housing M1046983 05 05 Item ONO BP WD PRP RP gt RP RP RP B Noo fF Description Vent Engine Cover Plate Assy CASTING VENT ENG HOUSING TAB GUIDE BELLOWS BASE SCR M3X16 POSI DR PAN HD A4 SST Cap Plug FITTING PNL MOUNT 3 18 HOSE BARB UNION PLUG HOLE 15 9 DIA NYLON MICRO PLASTICS PLATE CONN VENT SCR M4X8 POZI DR DIN84 PAN SERRATED Harness Vent Engine Board to Connector Plate BLOCK LATCHING DSUB CONN SCR 4 40 X 3 8 SKT BCG HD CAP CLIP SUCTION BAG HOSE SCR M5 X 16 PAN PH HD SST Lockwasher Vent Engine Label AGFS for German variant 10 Illustrated Parts 13 14 15 Stock Number 1407 7009 000 1407 3301 000 1407 3313 000 1504 3003 000 1406 3524 000 1504 3014 000 1006 1473 000 1407 3321 000 1006 3178 000 1009 5545 000 1504 3617 000 0144 2117 206 1407 3327 000 9211 8350 163 0144 1118 220 Refer to section 10 18 1009 3300 000 11 12 NO aS NO N 10 25 Aisys 10 18 Vent Engine 10 26 Item B 10 1a 1b 1c 1d 1e 1f 18 1 Description Vent Engine Assembly Service Avance Gas Inlet Valve GIV components Solenoid 3 way NO with mounting screw Retaining ring 34 9 mm Cap inlet valve O ring
122. 1 3383 000 0140 6226 121 10 6 05 05 M1046983 10 3 Components front view references M1046983 05 05 Item 1 2 3 4 5 6 7 8 9 Description Display Unit Panel cosmetic upper left side Breathing system interface Vent Engine Housing Anesthetic Gas Scavenging System AGSS Panel cosmetic lower left side Airway module M Gas components Front panel Alt O2 and system switch Electronic Vaporizer Tabletop components ABS to machine Interface Components SCGO ABS to machine Interface Components ACGO 0 Flush Valve Auxiliary O5 Flowmeter and Sample Gas Return Integrated Suction Regulator Upper pan electronic enclosure components Panel cosmetic upper right side Panel cosmetic lower right side Display arm Wrist casting assembly 10 Illustrated Parts Section number Referto section 10 7 Referto section 10 25 Refer to section 10 40 Referto section 10 17 Referto section 10 29 Referto section 10 26 Referto section 10 39 Referto section 10 16 Referto section 10 27 Referto section 10 30 Referto section 10 13 Referto section 10 14 Referto section 10 15 Referto section 10 20 Referto section 10 19 Referto section 10 9 Referto section 10 23 Referto section 10 24 Referto section 10 41 Referto section 10 42 10 7 Aisys 10 4 Components rear vi
123. 2 Within the PC service application perform the Vaporizer Test Section 12 9 2 Follow procedures below as directed by the vaporizer test results 3 After servicing the vaporizer rerun the Vaporizer Test to confirm any repairs made were successful 7 5 1 Vaporizer Vaporizer Test will display extended diagnostic information upon completion Test Results test passes the message PASSED Electronic Vaporizer Subsystem Check is displayed along with the data used during the check This indicates that the vaporizer is ready for use If the check encounters a problem it will perform an automated fault isolation procedure Section 7 5 2 With most single fault failures the automated procedure will identify the failed component or a small set of possibilities In the event of a failure a variety of messages are possible Refer to the table below for corrective actions 1 38 05 05 M1046983 1 Troubleshooting 7 5 2 Automated inthe event of a Vaporizer Test failure an automated fault isolation procedure is fault isolation performed Refer to the following flowchart for insight into the tests performed by this procedure automated procedure Inflow AND Outflow non zero AND either out of spec 398 No 1 Flowmeter Block 2 Zero Valve Leak Inflow zero AND Outflow non zero Yes 1 Inflow Zero Open No 2 Flowmeter Block Inflow AND Yes Outflow read zero Cassette No Charging
124. 201 0757 300 1407 3814 000 1102 3006 000 0144 1118 128 Qty Lubricate both sides of friction washer Item 3 and completely around the first 3 cm of shaft next to washer Ensure end gap of spacer is opposite slot in lower support Push spacer Item 5 into lower support using shoulder on shaft Note When replacing the display arm loosen the mounting screws Item 7 for the bottom shaft support Item 6 to ease alignment Retighten the screws before replacing the shoulder washer Item 12 10 79 Aisys 10 41 1 Display arm shroud and covers Item OON DOO HRWNY PRP RP gt 15 Description Cover display arm Screw M4x12 captive Washer M4 retaining Nylon Cover base Strain relief sponge Screw M4x20 SKT HD CAP Handle display arm clamping Shroud display arm Screw M4x12 Pan HD Cover sliding locking handle Bumper display arm Cover base display arm rear Button retaining spring Spring 6 1 OD Swivel display arm shroud Stock Number 1011 3629 000 1504 3001 000 1009 3178 000 1011 3631 000 1011 3642 000 0144 2124 218 1011 33915 000 1011 3293 000 0140 6226 111 1011 3296 000 1011 3814 000 1011 3630 000 1602 3010 000 1602 3022 000 1602 3011 000 Qty 4 2 2 Attach a button at one end of the spring from the other side hook the spring and extend it through the swivel hold the spring with needle nose pliers and attach the second button to the
125. 3511 000 14 05 05 M1046983 10 Illustrated Parts 10 19 2 Suction Control Module 7 only with Venturi Item Description Stock Number 1 Gauge 760 mmHg 1009 3227 000 1a O ring Gauge included with gauge assy 2ea required 6700 0133 500 2 Control panel assembly with suction regulator knob and mode control knob 1009 3274 000 3 Regulator Module plugs into manifold assembly 6700 1225 800 O ring Regulator Module Large included with regulator module 6700 0136 500 3b O ring Regulator Module Stem included with regulator module 0210 0527 300 4 Manifold Assembly without Gauge and Regulator Module 1009 3277 000 5 Screw 6 2 inch 1009 3340 000 6 Filter 0206 5159 300 T Pilot valve adapter assembly includes plunger jam nut and valve assembly 1009 3278 000 8 Cap white 1009 3385 000 Lubricate the regulator module o rings and the mating bore of the manifold sparingly with Dow 111 lubricant Drop the plunger 7a round end first into the manifold Thread the pilot valve into the manifold body Setthe mode switch to raise the plunger Adjust the pilot valve 7b so that the plunger actuates the pilot valve approximately half of its travel Tighten the jam nut 7c M1046983 05 05 10 29 Aisys 10 19 3 Venturi assembly 10 30 Description C clip retainer Truarc Elbow fitting 4 mm Legris Cap Spoppet Seal u cup large Orifice Screen 150 mesh monel Seal u cup small Body Venturi Elbo
126. 4 Install Service Menus Use the super user password to access the Install Service menu 16 4 34 Comments Colors and Units Set colors and units of parameters Refer to section 4 2 1 Cumulative Gas Usage View total usage of fresh gases since last reset Show Alarm Limits Select yes to show alarm limits in digit fields Default is Yes External Gas Monitor Yes disables 02 limit alarms the No 02 sensor alarm and the No CO2 or AA monitor alarm Default is No Select yes only if sys is using external monitor for 02 AA and CO2 Save Default Case Save normal screen air N20 circuit type ventilator and alarm settings from the last case as defaults Last used alarm settings including hide show alarm limits Auto MV Limit alarm volume screen layout middle waveform selection sweep speed ventilator mode and setting balance gas and start case gas outlet selection are saved as facility defaults Note The Pmax alarm limit shall not be saved higher than 40 cmH20 The low FiO2 alarm limit shall not be saved lower than 2196 Factory Defaults Return to default factory settings After selecting Factory Defaults Reset machine for defaults to take effect Action All facility defaults get replaced with factory defaults Super User settings also get set to Factory Defaults No Service level configuration settings are changed Parameter Settings Set vol
127. 504 3001 000 1009 3178 000 1009 3134 000 0402 1787 500 0204 8788 300 Refer to section 10 32 1011 3824 000 1011 3270 000 0140 6631 107 1006 3178 000 Aisys 10 21 Rear panel components p 9 10 12 13 11 12 13 10 32 Item 2 3 4 5 6 T 8 9 e e e re N e Description Cover rear upper Cap hose reel Screw 5 20 BHSCS PT THD FORMING Screw M4x12 Washer M4 retaining Nylon Label power outlet Label vacuum suction Strap hook loop Plug 31 8 DIA HOLE Wrench pin index cylinder with cable Wrench DIN cylinder does not include cable Cable Ferrule cylinder wrench cable retainer Stock Number 1011 3227 000 1009 3075 000 1009 3384 000 1504 3001 000 1009 3114 000 1011 3563 000 1011 3564 000 1009 3233 000 1011 3822 000 0219 3415 800 1202 3651 000 1010 3049 000 1001 3708 000 05 05 M1046983 10 22 Panels rear M1046983 05 05 Item ON PWD e e gt gt gt RP RP gt OF C NA Description Panel upper electrical rear Screw M4x8 Panel cosmetic rear lower Screw M4x12 relieved Washer M4 retainer Nylon Spacer cable tie Holder cable tie Screw M4x20 Fan Nut M4 Keps Guard fan O ring retaining Washer flat Filter with mount Screw M4x20 Clip cable flat Panel lower electrical rear Filter fnam 10 Illustrated Parts
128. 6 Gasket manifold 1503 3845 000 Plate manifold 1503 3844 000 8 Screw M4x8 Pozidriv PAN 1006 3178 000 fnecessary clean with alcohol before installing new trim off flush with outside surface of seat referto removed flapper Install gasket into manifold Check to see that it is properly positioned A Carefully install plate onto manifold making sure not to disturb the gasket First start all screws Then torque to 1 7 N m 15 Ib in using sequence shown M1046983 05 05 10 27 Aisys 10 19 Integrated Suction Regulator 10 19 1 Components 10 28 Venturi Suction Refer to section 10 19 3 Item 9 10 11 12 13a 13b 13c 13d Description Suction Control Module Cover blank if no Suction Bracket blank cover mounting Screw M4x10 self tapping Screw M4x45 Hex Screw 6 2 inch Union 8mm Legris Cap white Fitting barb to 8 mm Legris Coupling Colder insert metal Adapter 1 4 NPTF hose Nut M20x1 5 Brass Connector Barb Connector NIST Connector Air Liquide Muffler for Venturi Drive Tubing Refer to section 10 35 Apply Teflon tape to threads Apply Loctite 242 Stock Number Refer to section 10 19 2 1011 3200 000 1011 3202 000 1009 5534 000 N122024 1009 3340 000 1006 3973 000 1009 3192 000 1009 3137 000 1009 3135 000 1011 3603 000 1006 5065 000 0221 0702 300 1011 3524 000 1009 8292 000 1011
129. 983 05 05 1 43 Aisys Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting 12 0V H AMPS Ventilator failure Status bit shows current high High AC Ventilator Interface VENTSIB board 10VA is turned on Reboot system If problem continues replace VIB 12 0V H AMPS MGAS Gas monitoring not Status bit shows current high Medium MGAS 10 VA is turned available On Remove Gas Module from the Module Bay If the problem continues replace the M Gas Monitoring board If the message disappears when module is removed repair the M Gas module see S 5 AM Technical Reference Manual for repair instructions 12 0V H AMPS Vent Fail Monitoring Status bit shows current high AC Ventilator valves VENT amp OUTLET VALVES Only Vent 10VAis On Disconnect the GIV and Insp Flow Valve Measure the resistance of each valve should be approximately 250 for the GIV and 750 for the Insp Flow Valve 12 5V TO ACB Alternate O 11 9 or 12 9 Vdc High AC DC checks the service state Reboot system If problem continues replace the Power Controller board 5V H AMP GAS Cannot read gas Status bit shows current high Medium AC Pressure transducer SUPPLY XDUCERS supply pressures 10VA turned On Reboot system If pro
130. ACGO port flapper valve M1046983 05 05 Remove the tabletop Section 9 3 eT Remove the ACGO cap mounting e 7h s screws i ey mm Remove the cap ae S Cap Examine the flapper and disk for a obstructions or debris Clean with isopropyl alcohol if necessary retest If leak persists replace the flapper Remove the flapper from the check valve disk Hub Clean the new flapper with isopropyl alcohol Apply a drop of isopropyl alcohol to the center hub of the new flapper Before the alcohol evaporates align the center hub of the new flapper with the center hole of the check valve disc Flapper While pressing the flapper against E O ring the disc use you fingernail to help pull the hub through the disc from the other side Lubricate the o ring sparingly with Krytox do not get Krytox on the flapper Insert the flapper assembly into the ACGO outlet with the flapper up Replace the cap 9 41 Aisys 9 17 Replace the APL valve 9 42 Remove the ABS breathing system The APL valve is held in place with a spring and a retainer A that snaps into a recess in the lower body of the APL valve To release the retainer place an appropriately sized straight blade screwdriver into the housing cutout Twist the screwdriver to release the retainer Place the new APL valve into position with the setting indicator facing to t
131. ANIFOLD PAW Vent Fail Monitoring Calibration failure at bootup Medium AC SENSOR FAIL Only Vent In the Service Software Vent Flow amp Pressure Diagnostics verify the Manifold Flow counts is 800 250 Disconnect the White in line connector in the Manifold Pressure If the counts return within specified range check for occlusions in the Bulkhead harness If the counts do not return within the specified range replace the VIB MGAS CHECK SAMPLE Check sample gas out MGAS SPEC Continuous Medium MGAS MGAS present and GAS OUT gt 20 SEC Occlusion Bit set MGAS communicates continuous occlusion for 20 seconds Replace sample line See AM TRM for further Troubleshooting MGAS INLET FILTER Replace D Fend MGAS SPEC Residue build Medium MGAS MGAS present and RESIDUE gt 40 SEC up on the water trap MGAS communicates membrane This decreases air this the Replace Trap flow alarm bit for 40 seconds Replace D Fend See AM TRM for further Troubleshooting MGAS LINE BLOCKED Sample line blocked MGAS SPEC states The Medium MGAS MGAS present and gt 20 SEC sample tubing inside or MGAS communicates outside the monitor blocked this the continuous or the water trap is occluded occlusion alarm for 20 seconds Replace sample line See AM TRM for further Troubleshooting MGAS SAMPLE LINE Check D Fend MGAS SPEC states The Medium MGAS MGAS present and NOT CONNECTED sample tubing or the D Fend MGAS communicates gt 405 module is not installed
132. APL valve 70 cm H50 Connect a tube between the Inspiratory port and the Bag port Slowly increase the O flow to achieve 30 cm H50 e The leak rate is equal to the flow needed to maintain 30 cm H50 The leak rate should be less than 500 mL min 7 5 Aisys 7 3 2 Breathing System Troubleshooting Flowcharts Review Leak Test Guide Section 7 3 Do System Checkout e Isolate breathing system leak to Bag Mode Vent Mode or Both Perform Leak Test 1 Verifying the integrity of test tools Perform Test 2 Repair leak in Low pressure leak machine testing the machine Pass Leak in Bag Vent Go to Flowchart 2 Mode Bag Mode Mode Go to Flowchart3 2 only or Both only 2 Both Bag and Vent Mode Perform Test 3 Inspect Replace tubing to Testing the airway pressure transducer airway pressure transducer Replace U Cup seals and port U cup seals Pass Go to Flowchart 4 Flowchart 7 7 6 05 05 1046983 1 Troubleshooting Leak in Bag Mode only Perform Test 4 Testing the bag port APL Valve and Bag Vent Switch and Negative Pressure Relief Valve Re Install all breathing circuit components and repeat System Checkout Section 3 2 AB 91 014 Check or Replace the Bag Vent Yes Switch lower Seal Does the Bellows Inflate Perform Test 5 Testing the bag port cover seal Inspect APL BTV Manifold O Ring seal and Negative Pressure Reli
133. Aisys Anesthesia Machine Technical Reference Manual Aisys Datex Ohmeda products have unit serial numbers with coded logic which indicates a product group code the year of manufacture and a sequential unit number for identification The serial number can be in one of two formats AAAX11111 AAAXX111111AA The X represents an alpha character indicating the year the product was manufactured H 2004 J 2005 etc 0 not used The XX represents a number indicating the yearthe product was manufactured 04 2004 05 2005 etc Aisys and Aladin are registered trademarks of Datex Ohmeda Inc Other brand names or product names used in this manual are trademarks or registered trademarks of their respective holders 05 05 M1046983 Technical Reference Manual Aisys Anesthesia Machine This document is not to be reproduced in any manner nor are the contents to be disclosed to anyone without the express authorization of the product service department Datex Ohmeda Ohmeda Drive PO Box 7550 Madison Wisconsin 53707 2005 Datex Ohmeda Inc M1046983 05 05 Aisys Important A CAUTION The information contained in this Technical Reference manual pertains only to those models of products which are marketed by Datex Ohmeda as of the effective date of this manual or the latest revision thereof This Technical Reference manual was prepared
134. Board Supplies If Vent Int Bd 10VA Voltage reads OK and 1 22 Vdc reads Fail replace the VIB If Vent Int Bd 10VA Voltage reads Fail and the Vent Int Bd 10VA Voltage from the Anes Cntrl Bd reads OK Check cabling between ACB and VIB VENT 6V FAIL Vent Fail Monitoring VSIB 6V out of range lt 6 72 High AC Vent 12 5V 10 VA is Only Vdc or gt 5 28 Vent In the Service Software Vent Interface Bd Power Diagnosis view the Vent Int Bd 10VA Voltage from Board Supplies If Vent Int Bd 10VA Voltage reads and 6 0Vdc reads Fail replace the VIB If Vent Int Bd 10VA Voltage reads Fail and the Vent Int Bd 10VA Voltage from the Anes Cntrl Bd reads OK Check cabling between ACB and VIB 1 66 05 05 M1046983 1 Troubleshooting Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting VENT ADC VREF FAIL Vent Fail Monitoring VSIB ADC3 200V ref voltage High AC Vent 12 5V 10 VA is Only out of range 3 179 or Vent OK 23 221 Vdc In the Service Software Vent Interface Bd Power Diagnosis view the Vent Int Bd 10VA Voltage from Board Supplies If Vent Int Bd 10VA Voltage reads OK and 3 2 Vdc reads Fail replace the VIB If Vent Int Bd 10VA Voltage reads Fail and the Vent Int Bd 10VA Voltage from the Anes Cntrl Bd reads
135. Clock a 1 Breaker Board I Il Oscillator i Filter I4 i VENENIS ACIES a 12V 10VA E 1400VA 3 e 4M Flash 1 pieog 10 29UU0 RS 422 Dsply Conn Bd Exp Port 2 JoNUOD eiseujseuy RS422 x6 RS 232 Pan Conn Bd Pan Conn Bd MiniAA MCF5407 Coldfire 10108UU0 ejdsig 16M ECC DRAM Bellows Pos 28 Microcontroller Mixer os 4 ss Dsply Conn Bd 1 Display Unit eue EN DLL 8 n Exp Port 1 Connector h 1 o 2 y 5 Board 3 2 10VA Limit if c 1 SUM oe o 1 ag Control gt i gt 1 2 1 c 1 1 sc ac 1 1 lt z Sa i 1 gt 2 i 12 gt sS E 8g Sh3 s e 1 i 10va 5 5 g Ss gs 1 H at Data Acquisition S 1 lt T i 1 z T 1 x a 3 3V Power 1 8V Power 1 gt 8 Supply Supply i 8 P EEPROM ss a 1 1 2 i 2 E eS E z 5 bs ga E 2 gt 5V Power 2 5V Power 8 8g Sh2 a Suppl Suppl a a N 57 Js 2 Anesthesia Control Board r z S S MW oA e 2 2 12 1 111 111 1 1112 j E 1 Controls HP DU CPU Board 2 Mains LED T B On
136. Close Proportional 2 Yes Close Outflow 3 Open Scavenging No Only Outflow Reads Zero 083 75 Cassette Charging AB No Yes Cassette Charging Close Proportional Close Outflow No 1 Both Zero Valves Open No 2 Flowmeter Block Cassette Press Drops Inflow Closed Inflow Check Closed Yes Cassette Charging Flowmeter Block Bypass Check Open Scavenging Valve Closed Yes No Proportional drive Scavenging Valve Open current error 1 2 Flowmeter Block No 1 Outflow Zero Open 2 Flowmeter Block 1 1 Outflow Closed 2 Proportional Closed 3 Liquid Flow Closed Flowchart 7 9 1046983 05 05 7 39 Aisys 7 5 3 Vaporizer Test Results troubleshooting procedures Vaporizer Test message Corrective Action Check Terminated Insert Test cassette No Cassette detected Check Terminated Correct O supply or Mixer flow function faults before proceeding with Vaporizer Test 02 supply or mixer flow failure Check Terminated Ventilator in bag mode or non circle selected ACGO FAILED Cassette Circuit Flow Error Inflow FAILED Cassette Circuit Flow Error Outflow FAILED Cassette Pressure Incorrect FAILED Cassette Leak detected FAILED Fault Detected Invalid Outflow FAILED Fault Detected No cassette pressure rise FAILED Fault Detected No output flow 7 40 Place Bag Vent
137. Diagnostics 8 3 2 System Download Log Selecting System Download Log brings up the Revision Log for the system The log includes chronological entries for every Software Download that was completed to the system Each entry includes two header lines and eight data lines in the following format Note To view currently downloaded system software scroll to last entry in log Also see Compatibility Table View System Download Log Software configuration after download on day date time SvcApp Ver XX XX Machine Serial Number ABCDXXXXX Card XXXXXXX ABXXX Aisys ACB Stock Number RevX Aisys MXR Stock Number RevX Aisys VAP Software Level Software Level Software Level Software Level File Name File Name File Name File Name Serial AnesControl B Serial Electronic Mix Serial Vaporizer Serial Vent Intface B Stock Number RevX Aisys VNT Stock Number RevX Aisys FPC Aisys PSC Aisys DUA Aisys DUB Stock Number RevX Stock Number RevX Stock Number RevX Software Level Software Level Software Level Software Level File Name File Name File Name File Name Front Panel CN Serial Power Controll Serial Dsply Unit App Serial Dsply Unit BIO Aisys DUF Stock Number RevX Software Level File Name Serial Dsply Unit Fon Note Stock Number listed is for the board assembly and
138. Did Failure occur during POST flow both O2 and Balance Gas Error Preceded or followed by yas MIXER POST FAIL Power up the machine with all gases disconnected Bypass Checkout Analyze the logs for new entries Follow the appropriate path based on Error Entry Entries Proportional Valve Related Errors FLOW ATTAIN FAIL XX CHANNEL FLOW ATTAINMENT FAILURE CH1 Valve Mixer Related Errors MIXER XX ZERO LEAK FAIL XX FLOW CTRL FAIL Valve ACB Related Errors 12 0V AMPS GAS SEL VALVES LT FAILURE MIX FRSH GAS SLCT VLV 10VA OVR CUR Disconnect the flex cable from the Valve the Error Entry All Mixer valves should Replace Proportional Valve for Gas Replace Selector and Channel indicated in Error Entry AB 75 081 Proportional Valve for the measure approximately 750 Replace Gas indicated If problem persists replace Mixer valves as necessary Ensure Flex Cable is properly installed in J4 connection on Mixer Board Problem Continues Problem Continues i Problem Continues Yes Replace Mixer Replace ACB Problem Solved Flowchart 7 M1046983 05 05 7 37 Aisys 7 5 Electronic Vaporizer Troubleshooting As a general rule proceed with electronic vaporizer fault isolation as follows 1 Review the system error logs for vaporizer specific entries Refer to Section 7 6 for procedures related to the system error log entries
139. E 2 5 a 5 3 o Air Cylinder Cylinder Pressure Transducer N20 Cylinder Cylinder Pressure Transducer O2 Cylinder Cylinder Pressure Transducer 2nd O2 Cylinder Lower Enclosure eel Pipeline Pressure Transducer Air Pipeline Anesthesia Pipeline Pressure Transducer o E E a A z 11 Schematics and Diagrams 12V Battery 12V Battery Power Controller Board Control Board Pipeline Pressure Transducer O2 Pipeline Ii Auxiliary Connector Board Monitor Battery Backup Display Connector Board Serial Cable Display Unit System Interface Board Display Unit CPU Board Display Unit User Interface Board Backlight Inverter Board Backlight Backlight Inverter Board Backlight Color LCD Display gt E S o 2 o E c Network Cable USB Cable USB Cable M Gas Power M Gas Supply Board Module AB 75 027 11 5 Aisys N20 Pipeline AC Outlets ii o o o o o o o D 9 o reine 1 Power Supply i Pan 02 Cylinder 1 1 U Frame S 12 5vDC Switched Connector ao i 8s 2nd 02 Cylinder m Glue Logic i Board x8 P d o i ee 1 LA L S in 8 P Air Cylinder Inrush AC DC
140. Expiratory Manifold Airway Ventilator Interface Board Transducer Transducer Transducer Transducer Figure 11 6 System block diagram sheet 2 of 3 M1046983 05 05 11 7 ro M lanifold Temp M NM Sensor Board 12VFilt AGND 12C Bus Detect Gain amp Offset Config EEPROM Manifold Temp Sense Board T E m 5 5 o c E Inflow Pressure Sensor Board Outflow Pressure Sensor Board Cassette Temp Sensor Board i I 1 12 I 12VFILT 1 I gt I 1 AGND AGND Q9 Fg avri je AGND X pi TET 1 Constant Detect FlowDP Constant 1 Current Gain amp Current I DGND Source Offset I Source l I 1 i D l i i i i X 1 i i i 1 1 1 A i Contig Error 1 1 12 Config i i i EEPROM i i D egli cesset Inflow Pressure Fe Sensor Board voc PEU Oe cce a gt z zz tci 2 EE a EISE gt BEE EE uli alio Oo Binary Binary Hall Drivers Drivers VALVE EN Effect DC PWM Sensors AUXREF 45V gt Voltage Monit
141. Format Units Range ADB 12 0V X XX Vde 11 1 12 9 ADC Ref 1 X XX Vde 3 99 4 2 ADC Ref 2 X XX Vde 3 99 4 2 DB 5V Vcc X XX Vde 4 625 5 375 Agent Delivery 10VA Volts OK Fail Agent Deliv Prop Valve 10VA Volts OK Fail Agent Deliv Inflow and Zero 10VA Volts OK Fail Agent Deliv Outflow and Scav 10VA Volts OK Fail 12 18 05 05 M1046983 12 7 Gas Delivery Subsystem menu 12 Service Application The Gas Delivery Subsystem menu includes the following menu items Gas Delivery Schematic Section 12 2 2 Gas Supply Status Section 12 7 1 Mixer Output Section 12 7 2 Mixer Pressure and Temperature Section 12 7 3 Gas Delivery Status Section 12 7 4 Mixer Post Checkout Test Results Section 12 7 5 Perform Mixer Checkout Tests Section 12 7 6 12 7 1 Gas Supply Status M1046983 05 05 Gas Supply Status Label 02 Oylinder 1 02 Cylinder 2 Air Cylinder N20 Cylinder 02 Pipeline Air Pipeline N20 Pipeline 02 Select Valve Air Select Valve N20 Select Valve Alt O2 Valve Alt O2 Button 02 Flush Gas Outlet Config Range 0 67580 kPa 0 67580 kPa 0 67580 kPa 0 9805 kPa 0 697 kPa XXXX 0 697 kPa XXXX 0 697 kPa Open Closed Open connected to Mixer Open Closed Open connected to Mixer Open Closed Open connected to Mixer Open Closed Open 02 bypass Not Pressed Pressed Not Pressed Pressed Circle SCGO ACGO 12 19 Ais
142. LTS FAIL Alternate 0 Screen Mixer power supply on board is out of tolerance Status bit STS_VOLT_REF_FAIL Medium AC Mixer 12 5 V 10 VA to mixer OK In the Service Software Mixer Power Diagnosis view the Mixer 10VA Voltage from Anes Cntrl Bd If Mixer 10VA Volts reads OK and 12 5 Vdc reads Fail replace the Mixer If Mixer 10VA Volts reads Fail Check cabling between ACB and Mixer replace ACB if ca MODULE NOT COMPATIBLE Module not compatible The Monitoring Module detected is not compatible with system software System is designed to work with the following Compact Airway Module versions M CaiO HW rev 00 and above SW rev 3 2 and above and M CaiOV HW rev 00 and above SW Rev 3 2 and above Low DC Replace M Gas module with compatible module 7 60 05 05 M1046983 1 Troubleshooting Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting N20 PRESS LOW N50 supply pressure N50 pipeline pressure is less Low AC 0 is selected as the low than 252 kPa and the N50 balance gas with a non cylinder pressure is less than zero flow of N50 2633 kPa Check 0 Supply Check Replace N50 Pipeline Cylinder Pressure Transducer NO EXPIRATORY FLOW No exp flow senso
143. MPS ALT O2 MIXER BAL GAS CHANGE FAIL MIXER XX FLOW CHECK FAIL MIXER XX SELECTION VLV FAIL Does Mixer communicate MIXER VOLTS FAIL in Service Application 12 5V TO ACB XX equals BAL GAS O2 or O2 AIR N2O No Is the Mixer 10VA Volts From Anes Ontrl Bd OK in the Mixer Power Diagnostics i i ication Screen in the Service Application Flowchart 17 No Proceed to Valves Mixer Troubleshooting Yes Are the Mixer 10VA Volts AMPS OK in the Anes Control Board Power Diagnostics Screen in the Service Application No Yes Is the 12 5 v DC from the Power Controller OK in the Anes Control Board Power Diagnostics Screen in the Service Application Are any of the Board Supplies OK in the Mixer Power Diagnostics Screen in the Service Application Turn Machine Power Off and Disconnect J1 Cable from Mixer Yes No No Yes Did the Mixer 10VA Volts AMPS return to OK with 8 Check Replace Troubleshoot E the J1 Cable to Mixer Replace Power ae noot disconnected Cables Controller Board p Yes Problem Continues No gt Problem Solved Check Replace ACB to Mixer Cables Replace Mixer Yes Troubleshoot Replace ACB Flowchart 7 6 7 36 05 05 1046983 1 Troubleshooting Valves Mixer Troubleshooting Continued from Previous Page Flowchart 16 Connect all gasses Start a case and
144. OK Check cabling between ACB and VIB VENT AIRWAY Inspiration stopped High airway overpressure Medium Mechanical Ventilation OVERPRESS SIGNAL signal set Vent On No Service Action Reboot system If problem continues check Airway Pressure signal in Service Mode VENT AIRWAY Vent Fail Monitoring Ventilator SIB indicates the Medium Mechanical Ventilation OVERPRESS SIGNAL Only High Airway overpressure Vent On FAIL signal was set and Paw 90 cmH50 and Pmanifold 80 cm H50 No Service Action Reboot system If problem continues check Airway Pressure signal in Service Mode VENT FLOW VALVE FAIL Vent Fail Monitoring Incorrect current feedback for Medium CURRENT Only 7 consecutive readings Vent Reboot System If problem continues in the Service Software Vent Flow amp Pressure Diagnosis increase the Flow Valve counts and view the Flow Valve Current mA and Counts VENT SUSTAINED PAW Vent Fail Monitoring gt 100 cmH50 for 10 Medium In range Paw data SDOWN Only seconds Vent available No Service Action Reboot system If problem continues check Airway Pressure signal in Service Mode VENT VALVE POWER Vent Fail Monitoring Nominal 12 5V 11 3 V or Medium AC FAIL Only 213 13Vdc Vent In the Service Software Vent Interface Bd Power Diagnosis view the Vent Int Bd 10VA Voltage from Board Supplies If VentInt Bd 10VA Voltage reads OK and the Vent Valve 10VA
145. Orifice Insert the Calibrated Flow Orifice into the Manifold port B Separate the Circuit module from the ABS Bellows module Install only the Circuit module C on to the machine Connect a pressure sensing tee D to the inspiratory flow patient connection Connect the open end of the patient circuit tube to the flow port of the pressure sensing tee Connect a manometer to the pressure sensing port of the tee connector To manometer Calibration procedure 1 2 3 On the Calibration menu select Paw Span Select Start Paw Span Adjust the Insp Flow Valve DAC setting until the manometer reading equals 100 cmH50 start at approximately 950 counts press the ComWheel to activate continue to increment the count until the manometer reading equals 100 cmH50 Select Save Calibration Select Previous Menu 05 05 M1046983 In this section A WARNINGS M1046983 05 05 6 Installation and Maintenance This section covers the regular maintenance procedures minimum requirements needed to make sure that the Aisys anesthesia machine operates to specifications 6 1 Aisys Installation Checklist 6 2 6 2 Aisys Planned Maintenance 6 4 6 2 1 Every twelve 12 6 4 6 2 2 Every twenty four 24 months 6 5 6 2 3 Ever
146. PER Re 3 6 3A Backlighttest e Aes RR Ive RENE 3 6 3 5 Pipeline and cylinder tests eee teen eens 3 7 3 5 1 05 supply alarm test oan ede etatem ta ed 3 7 3 6 Fl shi FIOW T8SE c ees RR RR e AG em RS REA 3 8 3 L Alaimitests zo aos Load Lb UE Lh ES ELEC des 3 9 3 8 Alternate 02 flowmeter tests 3 10 3 9 Auxiliary O2 flowmeter tests 3 10 3 10 Integrated Suction Regulator tests 3 10 3 1T PowerTalluretest erede ab hae eet Rer RU ERR WE SERO d Ies 3 11 3 12 Electrical safety tests crids eese re rer ee ERAS rev onde 3 11 V Aisys 4 Install Service Menus 5 Calibration vi 4 1 Service and Installation menu structure 4 2 4 2 Install Service Menu Super User 4 3 4 2 1 Trends Setup oeste eee ror Urea eco PEDE aN eI Rr 4 4 4 2 2 Colors and Units Menu 0 cece eee eee eee eee eens 4 5 4 2 3 Cumulative USage ea vida hale a eee Rep Si Y eee 4 6 4 2 4 Factory Defaults sidis sira cece eect 4 7 4 2 5 Parameter 5 lt 4 8 4 3 Installation Menu lessen mmm ee 4 9 4 3 1 Config ratiori se nter 9 ee er Rr RR Rara 4 10 4 3 2 Configur
147. PHa Ja T 3 O 2 3 jO 2 b a Es CZ Co x bb 4 3 18 C ate 11b b 11a QD el Fo 1 19 e e UBI gt 10 uM 12a 20 m LO 13 ep X p 1 p l2 14b 0 a QO 23 lt lt i mi Ta UE b 21 15 te 4 17 1 l 20 IF 16 i Ow IK 22 i He Moal RO cr g Pipeline Manifold z TOE Cylinder Supply 23 Liquid Sense 25 Backpressure regulator 26 Inflow flowmeter 27 Outflow flowmeter 28 Inflow check valve 29 Inflow valve 30 0utflow valve 31 Scavenge valve 32 Liquid prevention valve 33 Proportional valve Manifold Temp Sensor 33 Cassette ID AB 75 028 05 05 M1046983 Ventilator Interface board Vent Engine Board Exp and Insp Flow sensor Flow Control Valve Gas Inlet Valve Figure 11 4 Cabling block diagram M1046983 05 05 O2 Sensor AC INLET BOX AC Inlet Bag to Vent Switch ABS Connected Switch Inrush Board 120V 220V Outlet Box with Breakers Cassette Electronic Vaporizer Connector Electronic Gas Mixer SCGO Valve ACGO SCGO Switches O2 Flush Switch S o E x 3 S Isolation Transformer Back Panel lei O2 Bypass Switch Power Supply E o gt S o On Standby LED Lo N 5 8 3 E E 2 S
148. PU board Reassemble in reverse order 05 05 M1046983 9 Repair Procedures 9 10 4 To replace 1 Disconnect the following cables the LCD display Membrane switch flex cable at ZIF zero insertion force connector Encoder assembly cable IRDA Interface cable C remove IRDA Interface board 20 Membrane switch flex cable at ZIF zero insertion force connector D e Fan cable E e LCD cable F 2 Removethe ten screws circled that hold the mounting plate to the front enclosure 3 Remove the mounting plate assembly from the front enclosure 4 Disconnect the backlight harnesses F from the inverter boards 5 Slide the grommet G out of the mounting plate slot transfer to new LCD 6 Remove the four screws circled that hold the LCD to the mounting plate 1046983 05 05 9 23 Aisys 9 10 5 To replace the backlights Slit 9 24 T Liftthe left side of the LCD display slightly away from the mounting plate to pull some of the display ribbon cable H to the top side of the plate Flip the LCD overto the left of the assembly 8 Disconnect the display ribbon cable 1 LCD Display 9 Reassemble in reverse order Note When replacing the LCD pull the excess ribbon cable to the bottom side of the plate as you lower the LCD on to the plate For the backlight harness grommet G ensure that the slit in the grommet faces toward the
149. Pan Connector Board AB 75 066 PCB Power Controller Board VIB Ventilator Interface Board Figure 11 9 Electrical cabling block diagram 11 10 05 05 M1046983 11 Schematics and Diagrams Auxiliary 05 Flowmeter i M From F 0 Supply Sample Return Scavenging Downtube Electronic Vaporizer To Alt 03 x Sample I Return From 1 NE amp to Breathing Mixer 05 Air Vent Engine System J o 4 Balance 02 Gas Flow Flow Disable 4 Select Select secet Ventilator ee Interface Board xl AB 75 032 0 To Vent Drive AB 74 033 AB 75 008 Figure 11 10 Tubing M1046983 05 05 11 11 Aisys OUTLET BREAKERS COUNTRY SPECIFIC VIO CONNECTOR BLK OUTLETS INRUSH 100 120V R2 ISOLATION TRANSFORMER 1
150. Parts 10 13 ABS to machine Interface Components SCGO Item Description Stock Number 1 SCGO Selector Module complete 1009 3098 000 1a Solenoid kit CGO 1009 3279 000 1b Flush pressure switch includes o ring 1006 3972 000 1c O ring 1006 3213 000 1d Valve relief 150 cmH20 1009 3052 000 1e Screws 0144 2124 201 1f Switch mode CGO SCGO kit 1009 3282 000 2 Tubing silicone 110 mm 100 mm 1009 3164 000 3 Tie wrap 0203 5915 300 Elbow Legris 1 4 inch 1006 3737 000 M1046983 05 05 10 21 Aisys 10 14 ABS to machine Interface Components ACGO 10 22 Item Description 1 Port ACGO body 2 Screw M4x30 3 Lockwasher M4 4 Cap ACGO check valve 5 Screw M4x8 6 Disk ACGO check valve Flapper ACGO check valve 8 O ring 9 Fitting barbed 10 O ring 11 Screw M3x6 12 ACGO Selector Switch complete without guard item 13 12a Flush pressure switch 12b O ring 12c Screws 13 Guard 14 Tubing silicone 80 mm 60 mm 15 Tie wrap Lubricate sparingly with Krytox 12a 12b 12c 12 Stock Number 1009 3096 000 9211 0640 304 9213 0540 003 1009 3095 000 9211 1040 069 1009 3062 000 1009 3097 000 0210 0543 300 1011 3830 000 0210 0691 300 9211 1030 055 1009 3099 000 1006 3972 000 1006 3213 000 0144 2124 201 1009 3140 000 1009 3164 000 0203 5915 300 05 05 M1046983 10 15 0 Flush Valve M1046983 05 05 8 9 Item 3 4 5 o N Oo 2 3 4 Description Flush val
151. Power Exp 125v 22 nsp Data to Flow Sensors 35 Vent Eok 5 0VA 2 o lt Filter E 5 0V D o Engine 1 GND ed EA Local Power 9 ly 6 LLL Suppl a Connector Bag Vent Sw 6 0VA Regulators x 9 e Board I O2 Flush Sw 3 Emulsion E O2 Disconnect s amp Header m c a ACGO SCGO Sw ME Txd amp Rxd j lum e cGosw j Sw 6 RS 422 Microcontroller lt ABS On Sw TxD Transceiver MES Reset 58 I Parallel I O E I W Do Watchdog and SE SCGO SCGO SCGO On M09 Under Voltage Driver Monitor zz GIV On Local Power VDD Over om GIV Di IV i i ee 5 5 REM EPE ek Over Press Supply Monitor Voltage Monito ae als 9 c 5 ol aja a 8 2 12 5 o lt O 5 ISP 4 yr 556856 Over Press g Header og SPI Addr 3 Decoder a oa Fl 1 925 I as pac FL DAC CS 5 o t A 523 mM s 12 Bit FL DAC LD 6 C CN je 2 1 ge apc E 9 12 Bit 5 ry l a 8 Channel e z z VREF 2 7 5 7 Airway_Press 2 4 Manifold Press S 2 B8 _ 1 _ 55 5 A 8 B Expiratory Press 228 a x E e i il il i e e Amp Filter Amp Filter Amp Filter Amp Filter a 23g l i B ABS Lose 6 G 5 3 Filter Board EA GEO Inspiratory
152. R XX F SENSOR FAIL MIXER XX TEMP LIMIT MIXER XX TSENSOR FAIL TEMP MEASUREMENT CH1 HIGH TEMP MEASUREMENT CH2 HIGH TEMP SENSOR FAIL BALANCE GAS CH TEMP SENSOR FAILURE CH1 MIXER XX FLOW FAIL MIXER XX FLOW CHECK FAIL Zero Mixer Check Replace TSI Interface Cable G Problem Continues Yes No Problem Solved Yes Yes Replace Mixer Flowchart 7 5 M1046983 05 05 1 Troubleshooting Error Entry FLOW SENSOR FAIL BALANCE GAS CH FLOW SENSOR FAILURE CH1 FLOW VERIF FAIL dP XX CH XER CRC EEPROM FA XER CRC FLASH FAIL MIXER PRES SENSOR P1P3 FAIL Problem Continues SENSOR P2 FAIL XER PRES SENSOR P1P3 FAIL XER SW WDOG FAIL XER XX F SENSOR FAIL XER XX FLOW FAIL MIXER XX TEMP LIMIT MIXER XX TSENSOR FAIL XER XX ZERO FAIL LEAK TEMP MEASUREMENT CH1 HIGH TEMP MEASUREMENT CH2 HIGH TEMP SENSOR FAIL BALANCE GAS CH TEMP SENSOR FAILURE CH1 XX equals BAL GAS O2 or O2 AIR N2O Mixer CPU Related MIXER CRC EEPROM FAIL MIXER CRC FLASH FAIL MIXER CRC RAM FAIL MIXER SW WDOG FAIL After three zero attempts does zero calibration Pass No AB 75 079 1 35 Aisys Power Valves Mixer Troubleshooting Error Entry XX FLOW CTRL FAIL XX PROP VALVE FAIL FLOW ATTAIN FAIL BAL GAS CHANNEL FLOW ATTAINMENT FAILURE CH1 12 0V H AMPS MIXER 12 0V H AMPS Gas SEL Valves 12 0V H A
153. Rocker Circuit Breaker 3A Rocker Circuit Breaker 4A Rocker 2 Outlet Receptacle Australia AS 3112 Outlet Receptacle Danish AFSNIT 107 2 01 Outlet Receptacle EURO CEE 7 7 Outlet Receptacle France CEE 7 4 Support Frame snap in Outlet Receptacle India and South Africa BS 546 Outlet Receptacle Japanese Outlet Receptacle NA Nema 5 15 Outlet Receptacle Swiss SEV 1011 Outlet Receptacle UK BS1363 3 Circuit board Inrush 100 120V Circuit board Inrush 220 240V 4 Screw M4x8 Pozidriv Sems 5 Harnesses 6 Toroid 100 240V T Screw M8x70 Lockwasher M8 external Washer M8 8 Fuse 5A 5x20mm Fuse holder Screw M2x6 9 Guard fuse holder 10 Screw M3x6 Pozidriv Sems 11 Screw M4x8 DIN84 12 Cover transformer 13 Screw M4x8 FLAT HD 14 Inlet 100 120A with line filter and 15 A circuit breaker Inlet 220 240A with line filter and 8 A circuit breaker Apply Loctite 242 10 10 Stock Number 1009 5722 000 1009 5721 000 1009 5720 000 1009 5719 000 1001 3305 000 1011 3910 000 1202 3551 000 1006 4421 000 1006 4422 000 1006 3805 000 1006 3578 000 1006 3555 000 1006 3807 000 1001 3309 000 1006 3245 000 1006 3246 000 0140 6226 113 Refer to section 10 36 1009 5692 000 1006 3905 000 0144 1118 225 9213 0180 006 1202 3345 000 1009 5674 000 0140 6712 102 1011 3622 000 0140 6219 128 1006 3178 000 1011 3371 000 0140 6226 107 1009 5698 000 1009 5757 000 05 05 M1046983 1046983 05 05
154. S LOW Air pressure low Air pipeline pressure is less High AC 2196 O2 Air is DURING 2196 02 Increase 02 than 252 kPa and the air DC selected for fresh gas cylinder has a pressure less flow than 2633 kPa for one second Check Air Supply Check Replace Air Pipeline Cylinder Pressure Transducer AIRWAY SENSOR CAL Calibrate flow sensors Airway Pressure Sensor zero Low AC Flow sensor detected ERROR offset out of range Vent In the Service Software Vent Flow amp Pressure Diagnostics verify the Airway Pressure counts is 800 250 Disconnect the Black in line connector in the Patient Airway If the counts return within specified range check for occlusions in the Bulkhead harness If the counts do not return within the specified range replace the VIB ALT 02 SWITCH FAIL Alternate O switch status Medium indicates Alt O switch fault The fault detection condition must persist for 1 second Replace the Alt Switch AUX OUTLET FAIL No fresh gas flow The measured SCGO position High AC does not match commanded Vent position In the Service Software Vent Diagnosis view the Circuit Feedback status If the feedback indicates Fault toggle the Circuit If the Status changes to match the Circuit setting check replace the SCGO ACGO Micro switches BACKUP MODE Backup Mode active No spontaneous breaths in Low DC ENTERED set period of time Backup Time sec and 30 seconds has elapsed since starting PSVPro mode No spo
155. SCGO Open or Closed 12 25 Aisys 12 8 2 Ventilation Flow and Pressure 12 26 Ventilator Flow and Pressure Menu Item Units Inspiratory Flow i I min Expiratory Flow l min Airway Pressure Manifold Pressure 02 Cell ADC Ref Voltage Flow Valve Setting Flow Valve Feedback Flow Valve Current Range 120 0 1 to 120 0 l min 120 0 1 to 120 0 l min 120 0 1 to 120 0 l min 120 0 l min to 120 0 l min 5 to 110 3 179 Vdc to 3 221 Vdc 0 0 l min to 140 0 l min Counts 0 4095 05 05 M1046983 12 Service Application 12 9 Vaporizer Subsystem menu The Vaporizer menu includes the following menu items Vaporizer Schematic Section 12 2 4 Vaporizer Output Section 12 9 1 Perform Vaporizer Test Section 12 9 2 12 9 1 Vaporizer Output Vaporizer Output Label Range Cassette Temp 1 XX X 2 5 50 0C Cassette Temp 2 XX X 2 5 50 0C Manifold Temp 1 XX X 2 5 50 0C Manifold Temp 2 XX X 2 5 50 0C Input Flow XX X 200 6500 ml min Output Flow XXX 200 6500 ml min Valve Drive Sense XX X N A Cassette Pressure XX 11 89 192 51 cmH20 Agent ID XXX Agent Level Full 3 4 Half full 1 4 if level can not be detected M1046983 05 05 12 27 Aisys 12 9 2 Perform Vaporizer Test Check oui Arawi 13854 14082 14022 14245 145325 14425 14411 14414 142374 14223 18227 14137 1 Frog abes nali eon Props abes maligni iai 4 12 28 05
156. Set the ACGO switch to Circle e 4 5 Select Start The display shows the checks being run 6 Whenthe check passes select Back 7 Select another check or select Start Case to go to the Start Case menu The Circuit 02 cell check measures the 05 1 Open the patient Y 2 Setthe Bag Vent switch to Vent 3 ACGO option only Set the ACGO switch to Circle 4 The display will show the 05 Do not select Done when 21 is first displayed Allow the reading to stabilize then select Done Calibrate the O cell if necessary 5 Select another check or select Start Case to go to the Start Case menu The positive pressure Low P Leak check measures machine leaks before the breathing system and between the gas mixer and the common gas outlet It measures low pressure pneumatic leaks with a pass fail limit of 50 ml 1 Occlude the inspiratory right hand port 2 Select Start 3 The display shows the checks being run The system beeps when the check is done Open the inspiratory port and reconnect the breathing circuit Select another check or select Start Case to go to the Start Case menu The negative low P leak check measures machine leaks before the breathing System and between the gas mixer and the common gas outlet It measures low pressure pneumatic leaks with a pass fail limit of 50 ml 1 Make sure the ACGO switch is set to ACGO Attach the squeeze bulb to the ACGO outlet Squeeze collapse the bulb Ifthe bulb
157. Test the 0 alarms e Setthe Fi02 low alarm limit to 50 Make sure an Fi02 low alarm occurs e Setthe Fi02 low alarm limit back to 21 and make sure that the Fi02 low alarm cancels e Setthe Fi02 high alarm limit to 50 Push and hold the O flush button e Make sure the Fi02 high alarm occurs Release the O flush button e Setthe Fi02 high alarm limit back to 100 Make sure that the Fi02 high alarm cancels Test the MVexp low alarm Goto the Alarm Setup menu Setthe MV low alarm limit to greater than the measured minute volume Make sure that a MVexp low alarm occurs Setthe MV low alarm limit to off Testthe Ppeak high alarm Setthe Pmax to less than the peak airway pressure e Make sure that the Ppeak high alarm occurs Setthe Pmax to the desired level Test the PEEP high Blockage alarm Close the APL valve Set the Bag Vent switch to Bag Mechanical ventilation stops Block the patient connection and push the O flush button Make sure that the PEEP high Blockage alarm occurs after approximately 15 seconds Test the Apnea and Ppeak low Leak alarms e Unblock the patient connection e Set the Bag Vent switch to Vent e Set the tidal volume and total flow to minimum Other alarms such as MVexp low can occur Make sure that the Apnea and Ppeak low Leak alarms occur 10 Setall alarm limits to approved clinical values 3 9 Aisys 3 8 Alternate 0 flowmete
158. UE Nr E b e E ER evaded whee EE wes 3 5 3 3 5 Low P Leak machines with ACGO 3 5 3 39 06 Agent Delve serens tots ahi hae er RR eon levee Nebel 3 6 JA Backlighttest soe ee Lu lane date ce re ented aban 3 6 3 5 Pipeline and cylinder tests 0 cece eect eee eee I 3 7 3 5 1 O5 SUPPLY Ala IM test ceret ertet ere dte te Dee dae 3 7 oo Flush FlOWTESE iocus aee E ened ae sina OUR UEM ted he 3 8 Set Alarmntests ices acts aun UMP 3 9 3 8 Alternate 02 flowmeter tests 3 10 3 9 Auxiliary O2 flowmeter tests 3 10 3 10 Integrated Suction Regulator tests 3 10 3 11 Power failure test DEI AR exar TE 3 11 3 12 Electrical safety tests rese Ove ena eds 3 11 After any repair or service of the Aisys system complete all tests in this section Before you do the tests in this section Complete all necessary calibrations and subassembly tests Refer to the individual procedures for a list of necessary calibrations e Completely reassemble the system If a test failure occurs make appropriate repairs and test for correct operation 3 1 Aisys 3 1 Inspect the system A CAUTION upper shelf weight limit is 45 kg 100 Ib WARNING Donotleave gas cylinder valves open if th
159. Unit from the machine The Display Unit is mounted to the wrist assembly on the display arm It is held in place with four screws 1 Remove the cables from the DUs rear connector panel 2 Before removing the display move the display arm to its highest position If the DU is the only display it is mounted to a counterweight that is attached to the wrist assembly Remove the four screws that hold the DU to the counterweight If the display arm also supports an optional monitor display the DU is attached to a vertical or horizontal mounting plate through four keyhole slots Loosen the four screws that hold the DU to the mounting plate ao regm it n a 1 3 Remove the DU from the display arm 05 05 M1046983 9 Repair Procedures 9 10 2 Disassemb Place the Display Unit face down on an anti static pad Before removing the rear le the Display Unit enclosure ensure that the release tabs on the PCMCIA frame are fully depressed 1 Loosen L the four captive screws at each corner of the rear enclosure 2 Liftthe rear enclosure slightly and pivot it away from the lower enclosure at the bottom side of the Display Unit 23 30 1 At this point you can replace the following items The item numbers refer to the parts listin Section 10 7 the fan 26 the connector panel assembly 23 the encoder assembly 12 the IRDA board 20 or IRDA boar
160. abling software options and cloning a system The Service level requires the service password and supports diagnostic tools and automated component tests Follow the menu structure to access the various service screens on the Main Menu select Screen Setup on the Screen Setup menu select Install Service to access the Install Service with super user password menu on the Install Service menu select Installation with service password to access the Installation menu to access the Service menu select Service with service password on the Install Service menu or from the Installation menu select Service to accessthe same Service menu without havingto enterthe service password Screen Setup Install Service Trends Field 1 Trends Setup Installation Configuration SW HW versions System Status Field 2 Colors and Units Units Service Log Cardiac Bypass Field 3 Cumulative Gas Usage Options Key Calibration Fresh Gas Usage Split Screen Show Alarm Limits Options List Previous Menu Screen Setup Sweep Speed External Gas Monitor Copy Config Parameters Setup Time and Date Save Default Case Calibration Brightness Factory Defaults Normal Screen Install Service Parameter Settings Previous Menu Installation gt Service Service Previous Menu 4 2 05 05 M1046983 4 2 Install Service Menu Super User Menu Item Trends Setup Message text Configure graphical trend pages
161. ad is recorded in the System Download Log Refer to section 8 3 2 that resides on the system Display Unit and in the PC Card Install Log Refer to section 8 3 3 that resides on the Compact Flash Card 8 5 Aisys 8 3 1 Check Display Functions 8 6 Selecting Check Display Controls brings up the Display Diagnostics menu Display Diagnostics Test LEDs Test Speaker Test Backlight 1 Test Backlight 2 Test Keys gt Main Menu Display Diagnostics Test LEDs Test Speaker Test Backlight 1 Test Backlight 2 Test Keys Main Menu Display Diagnostics Instructions Select a menu item To troubleshoot a display problem start with Test LEDs and work forward Action when selected Selecting Test LEDs causes the red and yellow LEDS next to the Silence Alarms key to flash for 10 seconds Selecting Test Speaker causes the speaker to sound for 5 seconds Selecting Test Backlight 1 turns backlight 2 off for 10 seconds If screen goes black during test a backlight is out Selecting Test Backlight 2 turns backlight 1 off for 10 seconds If screen goes black during test a backlight is out Selecting Test Keys brings up a representative display of the front panel controls Pressing a softkey will cause the corresponding key text to be highlighted Selecting Main Menu returns to the Main Menu Set system switch to Standby Remove PCMCIA card 05 05 M1046983 8 Software Download and
162. alibration failure See associated Errors i e EXP FLOW SENSOR CAL ERROR or AIRWAY SENSOR CAL ERROR FRONT PANEL COM Display panel controls Key pad controller fails to Medium DC FAIL failure send life tick for greater Yellow than 10 Sec Reboot system If problem continues replace Display Controller Board GAS INLET VALVE Vent Fail Monitoring Boot up test failed High AC BOOTUP Only Vent 1 Check GIV solenoid connection 2 Replace GIV 3 Replace VIB INFLOW CHECK VALVE Vaporizer Failure Negative flow in the AC FAILURE cassette inflow limb greater than limit Replace Inflow check valve Also see Section 7 5 M1046983 05 05 7 53 Aisys Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting INFLOW OUTFLOW Vaporizer Failure Output concentration AC CROSSCHECK FAILURE measured by the output and input flowmeter disagree by more than limit Replace and retest in the following order Also see Section 7 5 e Zero Valve Inflow or Outflow depending on Vaporizer Test results Flowmeter Block ADB INSP FLOW SENSOR Calibrate flow sensors Insp Flow Sensor zero offset Low AC Flow sensor detected CAL ERROR out of range Vent In the Service Software Vent Flow amp Pressure Diagnostics verify the Inspiratory Pressure counts is 2050 250 Disconnect the Black and White in line connectors If the counts return within spec
163. ance and Raw Previous Menu Return to previous menu 4 4 05 05 M1046983 4 2 2 Colors and Units M1046983 05 05 Menu Colors Menu 4 Install Service Menus The Units menu can be accessed here in the super user level to change individual preferences or if required during installation in the service level Installation menu Menu Item Colors Message text Set colors of parameters Values Weight Change weight unit kg or Ib kg or Ib c02 Change CO2 unit kPa or mmHg kPa or mmHg Gas Supply Pressure Change gas supply pressure unit kPa psi or bar psi kPa or bar Paw Change Paw unit kPa hPa cmH20 mmHg mbar kPa hPa cmH20 mmHg or mbar Previous Menu Menu Item Return to previous menu Message text Change color of Paw waveform digits and trend Values Yellow White Green Red or Blue Change color of Flow waveform Flow and Volume digits and trends Yellow White Green Red or Blue Change color of respiration digits and trend Yellow White Green Red or Blue Change color of CO2 waveform digits and trend Yellow White Green Red or Blue Previous Menu Return to previous menu 4 5 Aisys 4 6 4 2 3 Cumulative Usage Gas and agent cumulative usage data is store in non volatile RAM Menu Item Reset Usage Message text Push ComWhe
164. anister module Valve assembly Items 11 through 16 1 Cover Bypass Manifold 2 Manifold Bypass 3 Screw M3x8 PT PAN PH SST 4 O ring 59 92 ID 66 98 OD 3 53 W SIL 50 DURO 5 Cap Manifold 6 Lever Switch Actuator T Spring Torsion Switch Actuator Lever 8 Screw M3x0 5 Shoulder 4 DIA X 4 L SST 9 Lever Canister Latch 10 Seal Drain 11 O ring 37 69 ID 44 75 OD 3 53 W SIL 50 DURO 12 O ring 50 39 ID 57 45 OD 3 53 W SIL 50 DURO 13 O ring OD30 ID 22 4W SIL 40 DURO 14 Valve Housing Assembly Bypass 15 Screw Thumb M4 Shoulder 7 5 X 7 16 Ring Retaining 3 96 Shaft DIA SST 17 Cradle Canister 18 Screw M4x10 CSK SKT HD SST TYPE 316 19 Spacer Shoulder 6 8 DIA x4 1 L 20 Support Cradle Pivot 21 Screw M4x8 Sems BT SKT HD SST 316 Apply Loctite 242 Lubricate sparingly with Krytox Rubber valve seats can not be removed from assembly Item 14 4 LED M 10 Illustrated Parts AB 82 055 Stock Number 1407 7021 000 1407 7023 000 1407 3123 000 1407 3113 000 0142 4254 106 1407 3142 000 1407 3130 000 1407 3116 000 1407 3117 000 1407 3915 000 1407 3115 000 1407 3121 000 1407 3129 000 1407 3143 000 1407 3104 000 1407 3126 000 1407 3410 000 1407 3411 000 1407 3118 000 0140 6226 119 1407 3120 000 1407 3119 000 0144 2436 108 Qty 2 2 2 2 Aisys 10 40 7 Condenser Item Description Condenser assembly includes all Items Condenser module Items 1 through 16 Condenser
165. ar cece cece II 8 2 8 1 1 Main Menu and System 1 8 2 8 2 Software Download ise baie rir d ka re RE RR ee ce eee ee 8 3 8i9 Special FUNCTIONS zs ue ehem xe reel UE RE BE RUE RERO 8 5 8 3 1 Check Display Functions 2 0 00 cece eee ens 8 6 8 3 2 System Download Log 8 7 8 3 3 View PC Card 1 5 1 8 7 9 1 Circuit board replacement precautions 9 4 9 1 How to bleed gas pressure from the machine 9 5 9 2 Howto remove the 9 6 9 2 1 To remove the 9 6 9 2 2 To remove the lower access 9 6 9 3 Howto remove the tabletop 9 7 9 4 Servicing the pan electrical enclosure components 9 8 9 4 1 Electronic Gas Mixer assembly 9 9 9 5 How to access dashboard components 9 10 9 6 Replace electronic vaporizer and components 9 11 9 6 1 Remove the electronic 9 12 9 6 2 Replacing EV
166. ard cables R through the cable clamps shown arrows Arrange the cable so that they do not impede air flow through the rear panel fan S 6 11 8 Additional cable access points to upper chassis Additional cables can be routed into upper chassis area through openings along the edge of the top shelf in the left side T and upper rear cosmetic panels 1046983 05 05 6 19 Aisys 6 12 Cable routing lower module rack The following diagram shows typical cable connections for Aisys machines with an lower module rack Refer to the individual sections showing proper routing of the cables through the machine Note general route the cables through the machine as shown in the following sections Connect each end to the intended connector Ensure that the cable is properly restrained and positioned so that it does not interfere when replacing covers or with the motion of the Display arm Store excess cable length within the machine 15 inch AM Display Power Supply Control Bar Cable runs behind rear cosmetic panel Cables through ARM Cables run behind gitsldepanel oec oe oe eS Cables run behind N left side panel FAN SW Cartridge Equipotential Stud O Service Reset CL SENE Display Connector Board r
167. ata Bus Pressure AIR Cyl Transducer N20 Cyl Presr 12C Interface 2nd 02 Cyl Presr EEPROM MCF 5407 S Motorola V4 db Coldfire 6 Channels Microcontroller 64 byte FIFO Address Bus jeusis pjeog 10129UU0 r Memory Error 6 RS 422 Acsry 1 Com Detection and Correction Jeusis pieog J012euuo0 ejdsiq apo punoisyoeg Figure 2 16 Anesthesia Control board block diagram M1046983 05 05 2 13 Aisys 2 8 Ventilator Interface board The Ventilator Interface board A provides the electrical and or pneumatic interface to the following Inspiratory B and expiratory C flow sensors transducers e Patient airway D and manifold E pressures transducers Oxygen sensor in breathing system ABS On switch ACGO position switch if ACGO installed SCGO solenoid SCGO CGO position switches if SCGO installed Bag Vent switch O Flush switch Gas Inlet Valve Inspiratory Flow Valve Accessory Power for task lights The Ventilator Interface board functions are managed locally by a microcontroller The microcontroller communicates data values to the controlling CPU via an RS 422 serial interface Figure 2 17 Ventilator Interface board 2 14 05 05 M1046983 12 5V Accessory Power 2 Theory of Operation 12 5V Valve Power
168. ata is retained The result of the calibration is saved to the Event Log Selecting Previous Menu before the calibration is done aborts the calibration in progress and keep the old calibration constants Menu Item Message text Comments Calibrate manifold pressure to Blocked if the bleed resistor flow ventilator drive gas supply pressure would Blocked text cause a gas supply Connect a supply of the drive failure alarm during as to continue normal operation Bleed Resistor Data Show bleed resistor calibration table Previous Menu Return to the previous menu During Calibration Calibration in progress Push ComWheel to cancel The Bleed Resistor Data menu contains a table of 17 entries from a previous calibration The table is erased at the start of the calibration The table is updated in real time during the calibration 05 05 M1046983 4 Install Service Menus 4 5 6 Paw Span The Airway P Span instructions appear when the focus is on Paw Span menu item Instructions Read all steps before you start 1 Complete the Bleed Resistor calibration 2 Install the flow sensor and circuit module M1046983 05 05 Paw Span menu 3 Put a 2 plug in the drive gas port of the vent engine 4 Put the calibrated orifice in the manifold port of the vent engine 5 Connect the pressure tee to the insp port Connect the tee to the calibrated orifice with a 22 mm tube 6 Connect a pressure gauge to
169. athing system from the machine Remove the Exhalation Valve Remove the Vent Engine cover Separate the Circuit Module from the ABS Bellows Module Install the Circuit Module only Plugthe Drive Port A on the Vent Engine interface valve Attach a patient circuit tube to the Calibrated Flow Orifice test tool Insert the Calibrated Flow Orifice into the Manifold pilot Port B NO A W N Connectthe open end ofthe patient circuit tube to the inspiratory flow patient connection C 05 05 1046983 Test Procedure M1046983 05 05 6 Installation and Maintenance 10 Access the Ventilation Schematic TRM Section 12 2 3 of the Service Application 11 Select Vent Status and verify that Over Pressure Circuit reads OK 12 Select Gas Inlet Valve to ON 13 Adjust the Insp Flow Valve counts to approximately 1000 counts and observe the Airway Pressure reading on the Ventilator Schematic 14 Increase the flow count slowly until the Airway Pressure reading reaches approximately 109 cmH 0 15 Continue to increasethe flow by one count and observe the airway pressure until gas flow stops 16 0n the Status page verify that Over Pressure Circuit reads High Pressure e Gas Inlet Valve Feedback reads Closed 8 Reassemble the system 9 Perform the Preoperative Checkout Procedure refer to the User s Reference manual 6 9 Ais 6 6 10 ys 6 Mixer test 6 6 1 Mixer outlet c
170. ation Units isessssesssseeeen e 4 11 4 3 3 Options ood necem ve nce e Hoa de e M 4 11 4 3 4 Copy Configuration 0 cece cent eee eee I 4 12 4 4 Menu csse he anatase aie E T RE E 4 13 4 4 1 Software Hardware Ver Menu 4 14 4 4 2 Service Log Menu gt esn Inn 4 15 4 5 E waaay eee Sane es 4 16 4 5 1 User Calibration menu 4 16 4 5 2 Manifold P Spalh s o zu iet iR A Det a RR 4 17 4 5 3 1 5 Zero soe rep EEUU REEL Ae aide RE WES A 4 18 4 5 4 Inspiratory Flow Valve cece een eee eee eens 4 19 4 5 5 Bleed Resistor ERE E dde 4 20 45 6 Paw Span is ayien o ror i eV Ed RECEN PR ERR er VOS o eub 4 21 4 5 Zero Gas XdUCer ius oi eeu ct donee A DE EVER RDED IND 4 22 4 5 8 Cal ConfIg vr ees Sa ae su E eet Rd uh 4 23 4 5 9 Zero sre eerte ep ade aR eae ed a 4 24 5 1 Primary Regulators eR beer ERR FERRE 5 2 b Ld Testsetup divest hut heec re RE MERE Under us 5 3 5 1 2 Testing Primary Regulators 5 3 5 1 3 Adjusting Primary 5 8 5 2 05 Flush Regulator SEMEN 5 9 5 3 Adjust Drive Gas
171. blem continues 1 With system in Standby disconnect all gas supply pressure transducers from ABS Filter board 2 Reboot system f problem continues replace the ACB f error is no longer present set system to Standby and reconnect one pressure transducer at a time 3 Reboot system and check for error with each transducer connected Replace the transducer that causes the error to appear 12 HR TEST Turn power Off and System has been operating Low AC System state is in for self tests forlongerthan 12 hours Vent Checkout without a power up self test DC checks enable criteria At next available time move the system switch from the On position to the Off position then back to the On position ACB 4 096V ADC REF Cannot monitor gas 4 018 or 4 176 Vdc Low AC supplies Reboot System If problem continues replace the ACB ACB ADC FAIL Cannot monitor gas ADC timeout on any MUX Low AC supplies channel Reboot System If problem continues replace the ACB 7 44 05 05 M1046983 1 Troubleshooting Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting ACB CLOCK SPEED System Malfunction clock frequency gt 1 1 High AC expected value or 0 9 expected value AC Clock frequency incorrect Reboot System If problem continues replace the ACB ACB COM FAIL System Malfunction Af
172. ce Software Vent Flow amp Pressure Diagnosis increase the Flow Valve counts and view the Flow Valve Feedback mV and Counts Verify the settings match VENT 12 5V FAIL Vent Fail Monitoring Only Nominal 12 5V 11 3 Vdc or AC 213 13 Vent In the Service Software Vent Interface Bd Power Diagnosis view the Vent Int Bd 10VA Voltage from Board Supplies If Vent Int Bd 10VA Voltage reads OK and 12 5 Vdc reads Fail replace the VIB If Vent Int Bd 10VA Voltage reads Fail and the Vent Int Bd 10VA Voltage from the Anes Cntrl Bd reads OK Check cabling between ACB and VIB Medium VENT 6V FAIL Vent Fail Monitoring VSIB 6V out of range lt 5 51 High AC Vent 12 5 V 10 VA is Only Vdc or gt 6 5 Vdc Vent OK In the Service Software Vent Interface Bd Power Diagnosis view the Vent Int Bd 10VA Voltage from Board Supplies If Vent Int Bd 10VA Voltage reads and 6 0Vdc reads Fail replace the VIB If Vent Int Bd 10VA Voltage reads Fail and the Vent Int Bd 10VA Voltage from the Anes Bd reads OK Check cabling between ACB and VIB VENT 1 22V FAIL Vent Fail Monitoring Voltage lt 1 074Vdc or Voltage Medium Vent 12 5V 10 VA is Only gt 1 367 Vdc Vent In the Service Software Vent Interface Bd Power Diagnosis view the Vent Int Bd 10VA Voltage from
173. cedures Used equipment may contain blood and body fluids 6 1 Aisys 6 1 Aisys Installation Checklist Serial Number Date YY MM DD Hospital Performed by 6 2 1 Unpack and assemble the Aisys System 2 Reconfigure the sample gas return line as required TRM Section 9 21 3 Access the Installation menu from the Install Service menu and change the following as required a Configuration TRM Section 4 3 1 Decimal Marker Language Gas Supply Colors 0 Flowtube Ventilator Drive Gas e Altitude Gas Outlet N50 Enabled Units Menu TRM Section 4 3 2 Weight CO Gas Supply Pressure Paw Options List TRM Section 4 3 3 Check that the factory installed ventilation options match the configuration purchased with the machine Copy Configuration Menu TRM Section 4 3 4 Can be used to save a configuration to a PCMCIA card and then copy the configuration to additional machines From the Service Menu select the Service Log Menu Section 4 4 2 Review and reset the error and alarm log entries From the Service Menu select Calibration and perform the following calibrations TRM Section 4 5 User Calibration Manifold P Span Insp Flow Zero Insp Flow Valve Bleed Resistor Paw Span Zero Gas Xducers 05 05 M1046983 1046983 05 05 0 6 Installation and Maintenance 4 Verify the Sc
174. cer Transducer Transducer Figure 2 18 Ventilator Interface board block diagram AB 91 080 2 15 2 16 Aisys 2 9 Electronic Gas Mixer The Gas Mixer receives its pneumatic inputs from the pipeline and cylinder supplies and sends mixed gas to the vaporizer manifold The Gas Mixer interfaces to the Anesthesia Control board for power and communications The Gas Mixer consists of the following subassemblies and main components Gas Mixer board A Control Manifold B manifold selector valves proportional valves Flow sensor assembly C Mixed gas manifold and exit check valve D Figure 2 19 Electronic Gas Mixer 05 05 M1046983 AK lt gt RS 422 Serial Interface Driver 2 Theory of Operation Desired gas flows are sent from the Anesthesia Control board to the Gas Mixer Gas Mixer operation is controlled through a microcontroller which Sends requests for the Anesthesia Control board to open and close selector valves for 05 N50 and Air Regulates flow control valves for O5 and balance gas N50 or Air Closed loop flow control is accomplished through a hot wire anemometer in concert with the flow control valves Gas flow based on a calibration table is on target when the reference measurement equals the flow measurement Pressure measurements across each ofthe flow sensor channels are used as checks on the flow measurement for
175. cludes a host processor and three coprocessors to handle display front panel and monitoring interfaces The Display Unit includes a PCMCIA interface D to handle software upgrades and to load the diagnostics Service Application Figure 2 13 Display Unit 2 8 05 05 M1046983 2 4 System communications External 1 0 PCMCIA 2 USB NetID Ethernet DIS RS 232 Serial DU Controls Atmel ATmega 163 Processor 2 Theory of Operation RS 422 serial communication is used between the two main processors Display Unit and Anesthesia Computer and the subsystem processors Various baud rates accommodate data requirements between subsystem and host External communication uses the standard RS 232 interface M Gas Intel 196Processor Mod Bus DU UPI Hitachi H8 processor ISA Bus Display UnitCPU RS 422 38 4 Kbaud AMD Elan SC520 Processor i C amp T 69000 Display a NO Color LCD Figure 2 14 System communications M1046983 05 05 Ventilator Interface Atmel ATmega 16 RS 422 230 Kbaud Processor Anesthesia C Mixer Control Atmel ATmega 103 Processor RS 422 38 4 Kbaud omputer CPU Motorola Coldfire V4 Processor Power Supply Controller Atmel ATmega 103 Processor pneqy c 6r ZEY SY Future Expansion Ports 2 AB 75 020 Top of Bellows Sensor Atmel ATmega 163 Processor Agent Delivery Atmel AT
176. crews and Remove the elbow fitting from the Transfer the pressure transducer to the Bleed all gas pressure from the machine Section 9 1 Ensure that all cylinder and pipeline pressures are at zero before proceeding Remove the rear panel Section 9 2 lockwashers replacement gas supply new supply Section 9 15 Remove any teflon tape remnants from the transducer mounting threads transducer and module Apply 1 1 4 turns of new teflon tape around the treads Verify that the first few threads are free of tape Install the transducer To reassemble perform the previous steps in reverse order Pull on the cylinder output fitting to ensure it is locked in place Check the output of the regulator BEFORE you install the rear panel Adjust if necessary Section 5 1 10 Perform the checkout procedure Section 3 05 05 M1046983 A CAUTION 9 14 3 Replace cylinder check M1046983 05 05 valve 9 Repair Procedures 9 14 2 Replace cylinder inlet filter 1 Open the cylinder yokes 2 Remove the inlet adapter from the cylinder yoke using a 4 mm hex wrench Note A brass retaining ring keeps the filter inside the inlet adapter 3 Thread a 6 mm screw two turns only into the brass retaining ring and pull it out Be careful not to crush the filter Do not thread in the screw more than two full i TT Ez ETT eo Remove the filter Install the new filter and
177. ctions to the point where you have removed the mounting plate assembly from the front enclosure If you are replacing the front enclosure you can transfer the encoder 12 assembly to the new enclosure but you must build up the replacement enclosure with a new window 11 new membrane switches right side 14 lower 15 left side spacer 19 new keypads right side 16 lower 17 left side blank 18 new EMC gasket 10 If you are replacing a keypad or a membrane switch you must replace both items 12 Nub 15 17 Placethe front enclosure face up on a flat surface Press down on one corner of the window to free it from the enclosure Work your way around the window until you can get a hold of it from the back Slowly pry the window from the enclosure a amp N e Place the front enclosure face down ona flat surface taking care not to damage the encoder 6 Remove any remaining residue from the mounting area clean with isopropyl alcohol 7 Remove the inside protective material from the front of the window 8 Peel the front outside frame of the release liner 9 Lower the window straight down in the enclose noting the notch in the window and the matching nub on the enclosure 10 Before seating the window position it in contact with the bottom and right sides of the frame see arrows so that the larger gap between the window and the enclosure is at the top and left e
178. d be replaced before performing the checks tests and calibrations Refer to TRM Section 9 10 2 perform the following step Replace the Display Unit battery Stock Number 1009 5800 000 Refer to TRM Section 9 11 4 perform the following step Replace the system batteries Stock Number 1009 5682 000 Note Referto the Battery capacity test in TRM Section 6 10 6 5 Aisys 6 3 Free breathing valve maintenance To replace the flapper valve 6 6 Unscrew the valve seat A from the side of the interface manifold Inspect the flapper and valve seat for nicks debris and cleanliness If necessary clean the new flapper valve with alcohol Pull the tail C of the new free breathing valve flapper through the center of the valve seat until it locks in place Trim the tail flush with outside surface of the valve seat refer to the removed flapper Replace the O ring D Lubricate with a thin film of Krytox Hand screw the assembly into the interface manifold Reassemble the system Perform the Preoperative Checkout Procedure refer to the User s Reference manual 05 05 M1046983 6 Installation and Maintenance 6 4 MOPV pressure relief valve test A WARNING 6 4 1 Test setup 6 4 2 Test procedure M1046983 05 05 Objects in the breathing system can stop gas flow to the patient This can cause injury or death Do not use a test plug that is small enough to fall into the breathing system
179. d harness 21 the battery 5 the speaker 22 To access the mounting screws for the speaker you must first remove the ten screws that hold the mounting plate to the front enclosure so that you can raise the bottom edge of the assembly slightly Refer to section 9 10 4 the rear enclosure 1 You can transfer the captive screws to the new enclosure However the gasket 30 is held in place with adhesive When replacing the rear enclosure also include a new gasket To replace the remaining items requires further disassembly M1046983 05 05 9 21 Aisys 9 22 9 10 3 To replace the CPU board 1 2 Remove the connector panel assembly 23 two screws Disconnect the following cables Inverter harnesses A Membrane switch flex cable at ZIF zero insertion force connector e Speaker cable C Encoder assembly cable D IRDA board cable E Membrane switch flex cable at ZIF zero insertion force connector Fan cable G LCD cable Remove the remaining four screws I that hold the CPU board to the mounting plate Remove the CPU board from the mounting plate If you are replacing the PCMCIA 3 frame 3 on an existing CPU board P remove four screws on back of CPU board you must also apply new gaskets 4 to the frame Align the 4 CLIMA ends of the gaskets with the top edge of the frame Transfer the battery 5 to the new C
180. d if present the battery backup cable for the Anesthesia Monitor wraps to the right side of the machine M1046983 05 05 6 23 Aisys 6 12 6 Right side cable route To access the cable route on the right side of the machine remove the lower and upper right side cosmetic panels Route the cables through the cable clamps shown arrows Note When replacing the lower cosmetic panel position the cables within the beveled edge of the extrusion to allow a flush mount of the panel without pinching the cables Cable from the upper chassis can be routed in this area through the cutout in the chassis Additional cables can be routed into this area through the upper cosmetic panel First remove the plug then route the cable through the upper panel Flip the plug over before replacing it onto the cosmetic panel 6 24 05 05 M1046983 In this section M1046983 05 05 1 Troubleshooting 7 1 Troubleshooting Guidelines T 2 7 2 Troubleshooting high pressure and low pressure leaks T 3 7 3 Breathing System Leak Test 1 4 1 9 1 GheckValves Er ERU ate gta dr e Mentes 7 5 7 3 2 Breathing System Troubleshooting 7 6 1 3 3 Leak Isolation TeSts 1 ies he n he eee 7 11 7 4 System Troubleshooting Flowcharts
181. d plug the patient port FP W N For ACGO equipped machines set the ACGO selector switch to ABS Circle e Ensure that the bellows is completely collapsed 6 Measure the amount of time it takes to fill the bellows when the O Flush button is fully and continuously depressed 7 Repeat the above measurement two more times deflate bellows by removing the plug from the patient port The bellows should fill in 1 8 to 2 3 seconds Large leak if long filling time Flush regulator setting Section 5 2 Flush regulator cross connection if long filling time SCGO ACGO selector valve inlet cross connection if short filling time From To 05 Supply 0 Flush Valve and Alternate 05 Flowmeter and optional Auxiliary 05 Flowmeter 0 Flush Output to upper fitting on SCGO ACGO 105 Flush Valve Vaporizer Manifold to lower fitting on SCG0O ACGO 05 05 M1046983 3 7 Alarm tests NOTE If an Airway Gas Module is installed FiO2 readings taken from the module instead ofthe O sensor in the breathing circuit When using an Airway Gas Module a sample line must be connected to the patient circuit for testing the O alarms M1046983 05 05 Quo spe 69 3 Checkout Procedure Connect a test lung to the patient connection Start a case Setthe Bag Vent switch to Vent Set the O concentration to 30 and allow the O reading to stabilize
182. de ofthe specification so that the high flow regulated pressure can fall within the specification If the regulator subsequently fails the low flow specification step 5d because the reading is too high replace the cylinder supply T Setthe system switch to Standby 8 Close the cylinder valve 9 Bleedthe system of all pressure 10 Disconnect the test device and plug the test port pull on the plug to ensure it is locked in the fitting 11 Replace the ABS breathing system 12 Replace the rear panel 13 Perform the checkout procedure Section 3 M1046983 05 05 5 5 Aisys Test For all gases not used to supply drive gas to the ventilator Under low flow conditions the output pressure of a properly adjusted functioning regulator should fall within specifications listed in step 5d Under high flow conditions the output pressure should not drop below the specifications in step 6a 1 Access the Gas Delivery Schematic Section 12 2 2 of the Service Application 2 If required set Gas Delivery Mode to Fresh Gas set Balance Gas to Air for O or Air or N20 3 Adjust the 02 Concentration so that 100 of the gas flow will be through the regulator being tested 100 for O5 0 for Air or 0 4 Slowly open the cylinder valve for the regulator being tested and observe the pressure reading for the cylinder 5 Low Flow Test Set Total Flow of the tested gas to 0 5 l min b Close the cy
183. deen 9 47 9 21 Reconfigure sample gas return 9 48 9 22 Change drive fu ex oa Ree eda eet R CREE M e e id 9 49 05 05 M1046983 A WARNING A CAUTION M1046983 05 05 9 Repair Procedures To prevent fires Use lubricants approved for anesthesia or O equipment such as Krytox e Do not use lubricants that contain oil or grease they burn or explode in high O concentrations All covers used on the system must be made from antistatic conductive materials Static electricity can cause fires Obey infection control and safety procedures Used equipment may contain blood and body fluids A movable part or a removable component may present a pinch or a crush hazard Use care when moving or replacing system parts and components Some internal parts have sharp edges and can cause cuts or abrasions Use care when servicing internal components After repairs are completed always perform the checkout procedure Refer to Section 3 of this manual Electrostatic discharge through circuit boards may damage the components on them Wear a static control wrist strap before touching the circuit boards Handle all circuit boards by their non conductive edges Use anti static containers when transporting them 9 3 Aisys 9 1 Circuit board replacement precautions The Aisys anesthesia system has processors on several boards On three of these boards information such
184. dges as viewed from behind 11 Remove the protective film from the back side of the window 05 05 M1046983 Toreplacea membrane 1 switch and keypad 9 Repair Procedures Remove the screw that attaches the grounding strap to the enclosure Pry the membrane switch and keypad from the enclosure Remove any remaining residue from the mounting area clean with isopropyl alcohol Remove the backing from the membrane Be sure to remove the small backing below the flex cable For the lower membrane remove the protective film from the IRDA window Insert the flex cable and ground strap through the slot in the enclosure Ensure that all of the ground strap passes through the slot an does not remain folded over under the membrane Ground Strap fully inserted Carefully lowerthe membrane straight down to the enclosure Seat the membrane in place Remove the backing from the keypad and install it over the membrane switches Attach the ground strap to the enclosure install the To fully seal the Display Unit enclosure you will need approximately 2 3 meters of gasket EMC gasket 10 Cut the gasket into five strips shown below Insert a continuous length of gasket in the outside grove of the enclosure sparingly apply Super Glue Gel to the channels near the corners before installing the gasket Insert individual lengths of gasket in the inside grove around the window sparin
185. dule and re install the Bellows Module Connect the Machine Test Tool to the interface ports as shown above Setthe Bag Vent switch to the Vent position Access the Ventilator Schematic Section 12 2 3 of the Service Application Set Gas Inlet Valve to On Set Insp Flow Valve to approximately 900 to 950 counts to achieve a Manifold Pressure of 60 cm H50 Accessthe Gas Delivery Schematic Section 12 2 2 of the Service Application Set O Flow to 0 2 l min e Ensure that the Airway Pressure rises to gt 30 cm H30 Set O Flow to 0 00 l min 10 Set Gas Inlet Valve to Off M1046983 05 05 7 17 Aisys Test 7 Testing the bellows the bellows pop off valve the bellows base manifold and the Bag Vent switch zg 1 Separate the Bellows Module from the Circuit Module Insert appropriate test plugs into the bellows base manifold as shown to the left Note Position the bellows assembly so that the bellows remain collapsed as you plug the ports Set Bag Vent switch to Vent Position the bellows upright with the bellows collapsed Connect the Machine Test Tool to the interface ports as shown above Access the Gas Delivery Schematic Section 12 2 2 of the Service Application Set O Flow to 0 2 l min e Ensure that the Airway Pressure rises to 2 30 cm H30 Note If the bellows rises it indicates a leak in the Bag Vent Switch Set O Flow to 0 00 l min 7 18 05 05 M1046983 Tes
186. e Auxiliary Connector Board Lower Electrical Cabinet 6 20 05 05 M1046983 6 Installation and Maintenance 6 12 1 Display Unit and Anesthesia Monitor Attach the respective cables to the Display Unit A and if present to the monitor Leave enough cable length outside the arm to allow positioning of the displays throughout the full range without straining the cables Use cable ties to keep the monitor cable attached neatly behind the assembly Ensure that each cable has a slight loop at the wrist casting D 6 12 2 Display arm Route the cables through the Display Arm retaining clips E and the wrist casting as shown To ensure adequate cable length for the full range of arm and display motion 1 Move the arm down to a horizontal position Arrange the cables so that they fall within the shaded area on the label 2 Swingthe arm to its extreme counterclockwise position and place the display up againstthe arm 3 Replace the base cover with adhered gasket F to hold the cables in place M1046983 05 05 6 21 Aisys 6 12 3 Left side cable route To access the left side cable route remove the following the breathing system the upper left side cosmetic panel the lower left side cosmetic panel the AGSS reservoir Route the cables through the cable clamps shown arrows The upper left side is a transition route for cabling to the display arm G to th
187. e Remove the plug from the test port at the pipeline inlet manifold and connect a test device capable of measuring 689 kPa 100 psi Remove Plug 5 1 2 Testing Primary There are two variations of the test procedure for the primary regulators Regulators Test A For primary regulators that supply drive gas to the ventilator Test B For all gases not used to supply drive gas to the ventilator M1046983 05 05 5 3 Aisys TestA For primary regulators that supply drive gas to the ventilator 0 or Air Under low flow conditions the output pressure of a properly adjusted functioning regulator should fall within specifications listed in step 5d Under high flow conditions the output pressure should not drop below the specifications listed in step 6f 1 Access the Gas Delivery Schematic Section 12 2 2 of the Service Application 2 If required set Gas Delivery Mode to Fresh Gas set Balance Gas to Air Adjust the 02 Concentration so that 100 of the gas flow will be through the regulator being tested 100 for 05 0 for Air 4 Slowly open the cylinder valve for the regulator being tested and observe the pressure reading forthe cylinder 5 Low FlowTest a Set Total Flow of the tested gasto 0 5 l min b Close the cylinder valve and allow the pressure to decay to 2068 kPa 300 psi as indicated on the cylinder pressure display c Atthetime thatthe cylinder pressure reaches 2
188. e 02 On Std by 0 5 10 LPM Alternate 02 Disable Valve 02 P LINE ALO _ 110 psig Relief IO RFE we _4 02 Cyl opt Venturi Patient Circle or CGO Selector Switch 02 Cassette ID Sensor NC Not Used L EL I i 3 02 Cyl opt mm AIR P LINE SLO m E b rele ELI Manifold Cassette Note T P Tem r Outflow poc AL P Max 2 O LO i 1 Sensor r Measure 4 N D cylinders E Bid J Venini Air Selector N NO ye Valve I eee E ne N Air Cyl opt A gt a reseita 150 one E 1 Inflow j P Measure Control Valve 1 i P P P 27 N20 P LINE opt Std US O16 N20 Selector FER 6 ee Boon E ee B E E g ig 110 psig a lo Cassette i une E TITANS 3s E Reliet H rA Inflow Valve MTT Prete 8 8 lg k 1 Iz Ly Valve 8 L 2 ss 1 8 Ventilator Interface Board N20 Cyl opt e NO I j L Liquid Level Sense acco Variant Figure 11 1 System circuit diagram 11 2 05 05 M1046983 Scavenging Scavenging Scavenging From System From System From System 10
189. e M Gas chassis The extrusion includes an opening that accommodates the ferrite bead I on power supply cable forthe 15 inch Anesthesia Monitor display 6 12 4 Front side of Display Connector Board and lower module rack Cables from the front side of the Display Connector Board and the signal cable from the module rack route through an opening in the left side frame extrusion J System Power Interface to Display Unit System Signal Interface to Display Unit L Airway Module M Gas Power Supply Board M Signal cables to module rack To access the cable connectors move the lower rack out of the bay onto a suitable stand The power cable 0 to the module rack is routed from the right side ofthe machine TRM Section 6 12 6 Note When replacing the module rack ensure that the excess cable length fall behind the rear drawer brace away from the drawers 6 22 05 05 M1046983 6 Installation and Maintenance 6 12 5 Rear cable route To access the rear cable route remove the rear pneumatics cosmetic panel and the upper rear cosmetic cover Route the cables through the cable clamps shown arrows Store the power supply brick P for the 15 inch Anesthesia Monitor display in the open area to the right of the M Gas power supply Q Coil the excess length of each cable and store it in the open area below the module rack R The power cord S for the lower module rack an
190. e Sores sod Cables through ARM Cables run behind rear cosmetic panel NS E Cables run behind left side panel Auxiliary Connector Board EE DisplayConnectorBoard _ Lower Electrical Cabinet 6 16 05 05 M1046983 6 Installation and Maintenance 6 11 1 Display Unit and Anesthesia Monitor Attach the respective cables to the Display Unit A and if present to the monitor B Leave enough cable length outside the arm to allow positioning of the displays throughout the full range without straining the cables Use cable ties to keep the monitor cable attached neatly behind the assembly Ensure that each cable has a slight loop at the wrist casting D 6 11 2 Display arm Route the cables through the Display Arm retaining clips E and the wrist casting as shown To ensure adequate cable length for the full range of arm and display motion 1 Move the arm down to a horizontal position Arrange the cables so that they fall within the shaded area on the label 2 Swingthe arm to its extreme counterclockwise position and place the display up againstthe arm 3 Replace the base cover with adhered gasket F to hold the cables in place M1046983 05 05 6 17 Aisys 6 11 3 Left side cable route To access the left side cable route remove the following the breathing system the upper left side cosmetic panel the lower left side cosmetic panel the AGSS reservoir
191. e electrical module and tighten the screws Pull the wires on the electrical module to ensure that there is a good connection Transfer the tubing from the old system switch to the new system switch on the pneumatic module pull on the tubing to ensure that itis locked into the module 0 Out Port 4 to Electronic Mixer 0 In Port 3 from Alt 0 Flow Control T Testthe replacement switch assembly 00 7 000 5 Connect an O supply Connect the power cable to an electrical outlet Set the system switch to On Make sure that the display comes On Select Alt O flow Increase the Alt O flow Make sure that gas flows Make sure that you do not feel or hear any leaks Set the system switch to Standby Make sure all gas flow stops and the display turns Off 8 Reinstall the dashboard the upper cosmetic panel and the tabletop 9 Perform the checkout procedure Section 3 M1046983 05 05 9 19 Aisys 9 10 Servicing the Display Unit Note 9 10 1 Remove the Display Unit 9 20 The item numbers appearing in parenthesis in this section refer to items in the parts list in Section 10 7 The fan filter 28 and the access door 29 to the PCMCIA interface can be replaced with the Display Unit in place To replace the filter slide the filter capsule 27 downward to remove it from the Display Unit To service other components of the Display Unit you must first remove the Display
192. e in reverse order 9 30 05 05 M1046983 9 Repair Procedures 9 11 4 Backup To remove the batteries batteries 1 Loosen the two screws cireled that hold the battery retainer to the enclosure 2 Remove the retainer 3 Disconnect the flex cable from the Power Controller board A 4 Remove the battery pack from the machine To replace the batteries CAUTION To avoid damaging the flex cable handle it with care 1 Transferthe flex cable to the new batteries 2 Toreplace the batteries reassemble in reverse order M1046983 05 05 9 31 Aisys 9 12 Servicing the Vent Engine 9 32 The Vent Engine is found in a housing located below the breathing system bellows assembly The Vent Engine includes the following subassemblies Vent Engine Connector board 1 Gas Inlet Valve Assembly 2 Inlet Filter 3 located under the gas inlet valve Inlet Valve Solenoid 4 Drive Gas Regulator 5 Flow Control Valve 6 Reservoir 7 Drive Gas Check Valve 8 Interface Manifold 9 To replace any of the Vent Engine components you must first remove the Vent Engine from the housing referto Section 9 12 1 05 05 M1046983 9 Repair Procedures 9 12 1Toremove 1 Disconnect pipeline supplies close cylinder valves bleed off pressure the Vent Engine Remove the ABS breathing system Remove the Exhalation valve Remove the scavenging downtube a amp W
193. e pipeline supply is in use Cylinder supplies could be depleted leaving an insufficient reserve supply in case of pipeline failure Before testing the system ensure that The equipment is not damaged e Components are correctly attached e The breathing circuit is correctly connected not damaged Pipeline gas supplies are connected e Cylinder valves are closed e Models with cylinder supplies have a cylinder wrench attached to the system Models with cylinder supplies have a reserve supply of O connected to the machine during system checkout The casters are not loose and the brakes are set and prevent movement power cord is connected to a wall outlet The mains indicator comes on when AC Power is connected 3 2 System checkout 3 2 1 Leak lt 250 ml The Leak lt 250 ml setting is used during the circuit leak check portion of the checkout procedures This check tests for leaks in the machine breathing circuit patient circuit and manual bag The default setting is No Note X Extraction of gas by external gas monitors may cause failure ofthe leak checks during tests When No is selected the leak test will pass for leaks below 250 ml at 3 kPa 30 cmH 50 pressure with no user interaction required For leaks between 250 ml and 750 ml the user can fix the leak and rerun the test or accept the leak and continue For leaks above 750 ml the test will fail and the user must fixthe leak and rerun the test
194. eak Low Leak Proceed to No Ventilation Troubleshooting Flowchart 9 No Proceed to High Intrinsic PEEP Troubleshooting Flowchart 10 Alarms of Type Inspiration Stopped Negative airway pressure PEEP High Blockage Ppeak high Flowchart 6 Proceed to Display Troubleshooting Flowchart 7 Proceed to Alt O2 System Malfunction 11 AB 75 070 Flowchart 11 Symptoms Symptoms of Type Bellows Falls Leak detected Symptoms of Type Set Ty vs Measured Ty Symptoms of Type No Pressure Waveform No Flow Waveform No Bellows Movement Symptoms of Type Continuously High Peep during operation 05 05 M1046983 1 Troubleshooting Display Troubleshooting Start Turn on System Does the Screen display the Datex Ohmeda Logo or any information Use Flashlight to Illuminate Display Can information be seen Yes Check Contrast Adjustment in Screen Set up Boot up with System Download Card Problem Does Display continues boot normally Yes Check Replace Backlight tubes cables and inverters Check power to ACB Problem Check for DU 12 5v On PCB J3 Pin 4 15 Is 12 5v from PCB lt gt Troubleshoot Power Download New All Problem Yes Yes Replace the DU Problem Solved CPU board Is 12 5v within Limit 12 5 0 18V Is the Green Power Indicator on Dashboard
195. ef replace as necessary Replace APL components and repeat Test 4 If test fails the second time inspect APL component replace as necessary Flowchart 2 M1046983 05 05 7 7 Aisys Leak in Vent Mode only Perform Test 6 Testing the bellows assembly and Bag Vent Switch Perform Test 8 Testing the bellows and Inspect Exhalation Valve bellows Pop off and Drive Circuit AB 91 015 Re Install all breathing circuit components and repeat System Checkout Section 3 2 Perform Test 7 Testing the Bag Vent Switch Negative Relief Valve Bellows Base Manifold bellows and Pop off Valve Perform Test 8 Testing the bellows and bellows Pop off Check Replace the following Bag Vent parts Upper Seal Disk and O Ring If test fails the second time inspect Negative Relief and APL BTV Manifold O Ring Check Replace Pop off diaphragm Bellows Housing U Cup seal and Bellows integrity Flowchart 7 7 8 05 05 1046983 1 Troubleshooting Leak in both Bag and Vent Mode Common Areas Flow Sensor Module Circuit Module Soda Lime Canister Negative Pressure Relief Perform Test 9 Testing the Flow Sensor Module Circuit Module and Soda Lime Canister Perform Test 10 ien fhe Testing the Circuit Module and Canister a Pass Fail Fail Pass Perform Test 14 and 15 Perform Test 11 Replace the Negative Testing the Flow Testing the Circuit Pressure Relief
196. el to set cumulative fresh gas totals to zero Values Date of last reset Desflurane ml Enflurane ml Halothane ml Isoflurane ml Sevoflurane ml 02 1000 I Air 1000 I Previous Menu Return to previous menu 05 05 M1046983 4 Install Service Menus 4 2 4 Factory Defaults following table lists the factory defaults for parameters and alarm limits Parameter Value Vent Mode Pmax High 40 hPa 4 kPa 40 mbar 30 mmHg TV tidal volume 500 ml MV High 10 l min Pinsp 5 cmH20 MV Low 2 l min b hPa 0 5 kPa 5 mbar 4 0 mmHg RR 12 min TV High 1000 ml Mech RR 12 min TV Low Off 1 70 RR High Off 1 2 0 RR Low Off 2596 Et CO2 High 8 096 60 mmHg or 8 0 kPa Flow Trig 2 l min Et CO2 Low 3 0 23 mmHg or 2 0 kPa End Breath 30 Fi CO2 High Off Psupport Off Fi O2High Off PEEP Off Fi 02 Low 2196 Tpause Off EtO2 High Off Backup Time 30s EtO2 Low Off 0296 10096 Fi Iso High 596 Balance Gas Air Fi Iso Low Off Circuit Circle Et Iso High Off Gas Outlet installed SCGO Et Iso Low Off Paw Color Yellow Fi Sev High 8 Flow Color Green Fi Sev Low Off Resp Color White Et Sev High Off C02 Color White Et Sev Low Off Paw Units cmH20 Fi Des High 15 Weight Units kg Fi Des Low Off Temperature Units Et Des High Off CO2 Units Et Des Low Off Altitude 300m Fi Enf High 5 Gas Supply Pressure kPa Fi Enf Low Off Units Decimal marker lt
197. elector valve 03 b Air c N50 Flow controller a 05 b balance gas Alternate O disable valve Hot wire anemometer a O flow sensor channel b balance gas flow sensor channel Mixed gas Vaporizer bypass flow Low pressure relief valve 38 kPa 5 5 psi O flush and auxiliary flowmeter regulator 241 kPa 35 psi 0 Flush valve Pressure switch used with the ventilator Breathing system pressure relief valve SCGO only 150 cmH50 To Port 3 of ABS interface circle For SCGO to Port 2 of ABS interface non circle Inspiratory port For ACGO to external 22 mm ACGO connector Auxiliary O flowmeter optional Approximate values Key to Symbols gt Pneumatic Connection o gt Filter Direction of Flow Check Valve Aisys Gas Mixer Electronic Vaporizer gt Cassette SCGO Assembly ACGO Assembly Pressure Transducer To Scavenging Figure 11 3 Pneumatic circuit diagram 11 4 N20 Air 02 02 6 6 6 6 4 ES ES o Tel ol Pu MU BL BL BLY BL L 9 9 9 X 1 1 1
198. elsius Fahrenheit ANSI ISO 12 9 Aisys 12 5 Tools menu The Tools menu includes the following menu items Communication Status Section 12 5 1 System Calibration Section 12 5 2 Transfer Logs Section 12 5 3 12 5 1 Communication Status Communications Status Label Value Anesthesia Control Board OK Fail Mixer Board OK Fail Ventilator Interface Board OK Fail Agent Delivery Board OK Fail Power Controller Board OK Fail Controls Front Panel Board OK Fail Gas Module MGas OK Fail not detected 12 10 05 05 M1046983 12 Service Application 12 5 2 System Calibrations M1046983 05 05 12 11 Aisys 12 5 3 Transfer Logs Transfer Logfiles LM M M EM MI I i 12 12 05 05 M1046983 12 6 Power Diagnostics menu 12 6 1 Power Board M1046983 05 05 12 Service Application The Power Diagnostics menu includes the following menu items Power Schematic Section 12 2 1 Power Board Section 12 6 1 Anesthesia Computer Board Power Section 12 6 2 Mixer Board Power Section 12 6 3 Ventilator Interface Board Power Section 12 6 4 Display Unit Power Section 12 6 5 Vaporizer Power Section 12 6 6 Power Board Label 12Vdc Supply 3 3Vdc Supply 1 5 Vdc Supply Battery Connected Calc Battery Time Battery 1 Volts Battery 2 Volts Battery Current Battery Status Date battery Tested Last Full Discharge Board Temperature
199. en and displays the following system information as shown in the table below System Information Front Panel Cntl Power Controller XXXX A XXX Electronic Mixer XXXX A XXX Vent Intface Bd XXXX A XXX Vaporizer XXXX A XXX Anes Control Bd XXXX A XXX Dsply Unit BIOS XXXX A XXX Dsply Unit App XXX A XXX Machine Serial Number ABCDXXXXX PC Card ID ABXXX 05 05 M1046983 8 Software Download and Diagnostics 8 2 Software Download Selecting Software Download bring up the following information page ENTERING SOFTWARE DOWNLOAD MODE Software Download Special Functions To return to Diagnostics turn On Standby switch to Standby and turn off AC mains switch in rear Wait 20 seconds then turn on power with the AC mains switch and the On Standby switch Press ComWheel to continue with Download Note You not return to the Diagnostic section of the service application after entering the software download section You must reboot the system to exit Software Download Entering software download brings up the Software Download menu Software Download Remarks Download All Downloads all software subsystems Download New Downloads only new software versions not found on the system and compatible with installed subsystem hardware Since downloading all the subsystem software can take an hour or more you should normally choose Download New to install only the updated subsystem software or
200. er DC Display Controller EV Electronic Vaporizer Mixer Electronic Gas Mixer PC Power Controller Vent Ventilator Interface Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting 12 0V H AMPS GAS Alternate O5 Screen AC detected high currentto Medium Fresh gas select valves SEL VALVES the Gas Select Valves 10VA is turned On Disconnect the flex cable from each three way and NC gas select valves Measure the resistance of each valve should be approximately 750 12 0V H AMPS ALT Alternate 0 Screen AC detected high current Medium Alternate O valve 02 10VA turned On Disconnect the flex cable from the NO Alternate valve Measure the resistance of the NO Alternate O Bypass Valve should be approximately 750 12 0V AMPS MIXER Alternate O5 Screen Status bit shows current high Medium Mixer 10VA turned On On the Anesthesia Board Power window Section 12 6 2 of the PC Service App observe that Mixer 10VA Amps is reported as Fail Turn off powerto the machine and disconnectthe system interface harness from the Mixer Ifthe Mixer 10VA Amps is now reported as OK replace the Mixer Ifthe Mixer 10VA Amps is still reported as Fail inspect the harnesses from the ACB to PCB and to Mixer for cross connections or damaged pins replace the ACB M1046
201. ers off can be in excess of 90 minutes Set the system switch to Standby and turn on the mains system breaker Launch the Service Application the Power Diagnostics menu Section 12 6 select Power Board Oo OC A The Power Board window Section 12 6 1 shows the Date battery Tested the last full battery discharge and the Last Full Discharge time Ifthe Last Full Discharge time is greater than 45 minutes the batteries can be left in service for one more year f the Last Full Discharge time is less than 45 minutes both batteries should be replaced 6 15 Aisys 6 11 Cable routing upper module rack The following diagram shows typical cable connections for Aisys machines with an upper module rack Refer to the individual sections showing proper routing of the cables through the machine Note In general route the cables through the machine as shown in the following sections Connect each end to the intended connector Ensure that the cable is properly restrained and positioned so that it does not interfere when replacing covers or with the motion of the Display arm Store excess cable length within the machine ri 2 3 a 5 15 inch AM Display SW Cartridge Control Bar Equipotential Stud o O Service Reset Ble SS eee a M Sea ee UC ele oe ere ene ee ee
202. ew AB 75 Item Description Stock Number 1 AC Inlet Referto section 10 5 2 AC Outlets Referto section 10 6 3 Pipeline Inlets Referto section 10 11 4 Panel cosmetic upper rear 1011 3228 000 5 Rear panel components Referto section 10 21 Upper enclosure panel items Referto section 10 22 6 Cylinder Gas Supplies Referto section 10 12 T Lower electronic enclosure components Refer to section 10 8 Enclosure panel Refer to section 10 22 8 Auxiliary Connector Board 1011 3579 000 10 8 05 05 M1046983 10 5 AC Power cords and AC Inlet M1046983 05 05 Item ao A CO N Description Power Cord 100 120V 50 60Hz NEMA Japan and US 220 240V 50 60Hz AS 3112 Australia and China 220 240V 50 60Hz BS1363 UK 220 240V 50 60Hz BS546 India and South Africa 220 240V 50 60Hz CEE 7 7 EURO and France 220 240V 50 60Hz Danish 220 240V 50 60Hz SEV 1011 Swiss 220 240V 50 60Hz NEMA Peruvian Guard power cord retainer Screw M4x8 Pozidriv DIN84 AC Inlet Screw M3x6 Pozidriv Sems Stud 6mm Equipotential 10 Illustrated Parts Stock Number 1006 3907 000 1006 3888 000 1006 3884 000 1006 3885 000 1001 3380 000 1011 3696 000 1006 3889 000 1006 3882 000 1011 3221 000 1006 3178 000 Refer to section 10 6 0140 6219 128 0208 0070 300 10 9 Aisys 10 6 AC Inlet Outlet Components Item Description 1 Circuit Breaker 1A Rocker Circuit Breaker 2A
203. ew process the compatibility checker detects a newer version of software component on the system a Notice appears on the screen that asks you to confirm the downgrade Download All will download all compatible software from the card to the system without issuing a notice that newer version of software component may be on the system Download process PCMCIA card includes only the latest software for each subsystem along with the diagnostic application As each subsystem software segment is being downloaded the following status messages note the state of each subsystem and the result of the download Busy System is running its application code not ready for download Ready System is in its boot code ready for download CRCtest System is analyzing the download CRC Loading System is accepting download data Done Software download has completed successfully Fail Software download did not complete successfully A Fail message will require reloading of the software or repair of the system may be necessary Skipped Software download was bypassed Linked System is communicating but status is not yet known Not Compatible The software version on the PCMCIA card is not compatible with the subsystem If the subsystem is communicating but the HW Rev or current SW Rev are not known the message Unknown will appear under the columns forthose values If the HW Rev or current SW
204. exceeds 50 Medium AC Mixer Reboot System If problem continues replace the Mixer M1046983 05 05 7 59 Aisys Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting MIXER 02 ZERO LEAK FAIL Mixer status bit STS_CH1_ZERO_FLOW_TESP ROPN_V_LEAK_FAILT_FAIL O proportional valve fails zero flow checks for leaks when it should be closed Medium AC Mixer 20 eboot System If problem continues replace the Mixer MIXER P SENSOR P2 FAIL Mixer error bit STS PRESS SENSOR FAIL P2 Pressure sensor 2 in the mixer has failed Medium AC Mixer 20 eboot System If problem continues replace the Mixer MIXER POST FAIL Alternate O Screen Mixertells AC that Power Up Self Test Fail Medium AC Mixer See associated Error in Error Log i e MIXER O5 FLOW CHECK FAIL or Mix FLOW VERIFICATION FAILURE dP CH1 MIXER PRES SENSOR P1P3 FAIL Mixer error bit STS PRESS SENSOR FAIL P1P3 One of the pressure sensors in the Mixer has failed P1 or P3 Medium AC Mixer 22 eboot System If problem continues replace the Mixer MIXER SW WDOG FAIL Alternate O5 Screen Mixer status Bit STS_SW_WDOG_FAIL Medium AC Mixer 20 System If problem continues replace the Mixer MIXER VO
205. fold P Span 6 Increase the Flow valve setting until the gauge shows 100 cmH20 7 When the gauge shows 100 cmH20 select Save Calibration Menu Item Insp Flow Valve DAC Message text Increase setting until test gauge shows 100 cmH20 approx 1020 counts Then save calibration Values Comments to 4095 Disabled until user selects Start Manifold P Span Start Manifold P Span Start Calibration Increase flow valve setting until test gauge 100 cmH20 approximately 1020 counts Then save calibration Blocking message Connect a supply of the drive gas to continue Blocked when the ventilator drive gas supply pressure would cause a gas supply failure alarm during normal operation Save calibration Save Manifold P Span calibration Previous Menu Return to the previous menu During calibration Calibration in progress Push ComWheel to cancel Aisys 4 5 3 Insp Flow Zero Insp Flow Zero instructions appear when the focus is on the Insp Flow Zero menu item Instructions Read all steps before you start 1 Push the ComWheel to start the zero check 2 No disassembly is required f the outcome ofthe calibration is Pass the new calibration data is saved f the outcome is Fail the old calibration data is retained The result of the calibration is saved to the Event Log Selecting Previous Menu before the calibration is done abor
206. fore replacing the relief valve Replace the back pressure valve Loosen the mounting screw 14 Pull up on the back pressure plug as you continue to loosen the mounting screw until both the screw and plug come loose Use an angled probe to grab the back pressure valve 13 and pull it out of the manifold Inspect and replace the plug o ring if required Lubricate the plug o ring and back pressure valve o ring sparingly with Krytox e Insert the back pressure valve into the manifold note the direction flow arrow out of the manifold Positionthe plugassembly and the mounting screw together in place e Tighten the mounting screw while pushing down on the plug assembly until it is fully seated Replace the inflow check valve flapper Remove the flowmeter subassembly from the valve block subassembly Use a small pick to lift the edge of the flapper disk 45 Inspect and replace the flapper and o ring as required Replace the liquid flow prevention components Use a small pick to lift off the cap 16 from the valve block to access the flow prevention ball 17 underneath Inspect and replace the ball and o ring as required Note A replacement valve block assembly includes a strip of tape over this o ring to hold itin place Be sure to remove the tape before replacing the valve block assembly M1046983 05 05 9 Repair Procedures 12 11 13
207. g components Section 10 9 the Electronic Gas Mixer assembly the Ventilator Interface board the Filter board the Pan Connector board O Flush Regulator To replace these components remove the tabletop Section 9 3 and the pan enclosure cover Access to some of these components require further disassembly for replacement 9 8 05 05 M1046983 9 Repair Procedures 9 4 1 Electronic following procedure describes how to replace the Electronic Gas Mixer assembly Gas Mixer assembly 2 3 Bleed all gas pressure from the machine Section 9 1 Ensure that all cylinder and pipeline pressures read zero before proceeding Loosen the mounting screws and move the dashboard to the service position Section 9 5 Disconnect the inlet tubing or fittings from the manifold If the machine does not include N50 transfer the plug from the 0 inlet to the replacement assembly Disconnect the tubing from the elbow outlet fitting A Disconnect the ribbon cable from the Pan Connector board B Disconnect the fan harness 6 7 8 9 Remove the two screws D that hold the manifold to the enclosure Remove the mounting screw E at the front edge of the main circuit board 10 Temporarily remove the Ventilator Interface board to provide clearance to slide the mixer forward and out of the pan enclosure 11 Replace the Electronic Gas Mixer assembly and reassemble the remo
208. ge needle should come to rest within the zero range bracket when no suction is being supplied Gauges which do not comply may be out of calibration NO FP C nA Adjust the regulator setting to minimum Turn the mode selector to On Ensure the gauge remains less than 200 mmHg 26 kPa 0 26 Bar Occlude the inlet Ensure the gauge remains less than 200 mmHg 26 kPa 0 26 Bar Adjust the regulator in an increasing vacuum level The gauge should rise after rotation has begun The gauge should rise with continued rotation of the regulator adjustment Adjust the regulator setting to minimum 9 Turn the Mode selector to O Off 05 05 M1046983 3 Checkout Procedure 3 11 Power failure test 1 Connect the power cord to a wall outlet The mains indicator on the front panel comes on when AC Power is connected JOLE AB 75 052 SSS Setthe system switch to and Start a case Unplug the power cord with the system turned on Make sure that the power failure alarm comes on a BOO Make sure the following message is displayed e Plug in power cable On battery 6 Connect the power cable again 7 Make sure the alarm cancels 3 12 Electrical safety tests Make sure the system is completely assembled and all accessory devices are connected to electrical outlets 1 Connect an approved test device e g UL CSA or AAMI and verify that the leakage c
209. gly apply Super Glue Gel to the channels near the corners before installing the gasket M1046983 05 05 1206 mm total four sides 9 27 Aisys 9 11 Servicing the lower electrical enclosure components 9 28 9 11 1 Power Controller board The lower electrical enclosure includes the following components Section 10 8 the Power Controller board the Anesthesia Control board the Display Connector board the backup batteries and the lower enclosure fans To replace these components remove the access panel at the rear of the machine Section 9 2 1 Disconnect the cables coming from the following components the Display Connector board A the Anesthesia Control board B the batteries C the fans D the power supply E the auxiliary connector board G if present 2 Remove the four screws circled that hold the Power Controllerto the mounting plate 3 Loosen the two screws arrows at the top edge of the Power Controller 4 Liftthe Power Controller slightly to release it from the keyhole slots To replace the Power Controller assembly reassemble in reverse order 05 05 M1046983 9 Repair Procedures 9 11 2 Power power supply is secured to the mounting plate with hardware from the back side of Supply the plate To replace the power supply you must remove the plate assembly power supply and contro
210. h the current contents of the logs and the date and time The Error History log lists the last 200 errors logged since the last log reset starting with the most recent The system stores the last 1 000 errors logged since the last log reset The Event History log records the service history of the device This includes service calibrations entry into the service mode options enabled and software installation In the event of a board replacement it is understood that this log like all others could be lost The Event History menu lists the last 200 events logged starting with the most recent The Event History log stores the last 1000 events The Event History log cannot be reset The Alarm History log lists the last 200 medium and high priority parameter alarms since the last log reset starting with the most recent The Alarm History log store the last 1000 entries The Copy Logs function copies Error Event and Alarm logs along with the software hardware configuration to a text file on a PCMCIA card The copying takes about one minute Aisys 4 5 Calibration 4 5 1 User Calibration menu 4 16 For step by step instruction refer to Section 5 Menu Item Instructions Message text These values are used for calibration Ventilator drive gas Air or O2 Altitude XXXX m Change these values on the Cal Config menu Spiro Cal Calibrate gas module spirometry Blocking message Insert gas module with spirometr
211. has been established between mixer and AC Reboot System If problem continues e check replace Pan Connector to Mixer cable replace the Mixer MIXER ACB COM FAILLOST CMD Alternate 0 Screen Mixer status Bit STS LOSS OF SEIFLOW C MD Mixer has lost AC flow commands for 5 sec or received illegal commands hypoxic mix settings not allowed Medium AC Mixer Reboot System If problem continues e check replace Pan Connector to Mixer cable replace the Mixer M1046983 05 05 7 57 Aisys Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting MIXER AIR SELECTION VLV FAIL Alternate O Screen Mixer Status Bit STS SELV VAIR NOTIFY FAI LThe status of the air selector valve does not match the commanded state Medium AC Mixer 20 eboot System If problem continues replace the Mixer MIXER BAL GAS F SENSOR FAIL Alternate O Screen Mixer error bit STS F2 SENSOR FAIL Balance gas flow sensor failure Medium AC Mixer 22 eboot System If problem continues replace the Mixer MIXER BAL GAS TSENSOR FAIL Mixer error bit STS_T2_SENSOR_FAIL Balance Gas Balance gas temperature sensor failure Medium AC Mixer 20 eboot System If problem continues replace the Mixer MIXER BAL GAS FLOW CHECK FAIL
212. hazard mitigation ambient pressure compensation and compensation for back pressure downstream of the Mixer HM Watchdog gt CODE 12 5 VDC C202 0 U 3 3 VDC Regulator 7130 ma max VDD 4 gt Analog FAIL Balance Gas Valve Drive Oxygen Valve Drive FAN Hi Lo Regulator Oxygen Balance Gas AB 91 063 CPU Atmel AVR ATMega128L RCV Processor with 128K XMT Flash 4K RAM VM VLV2 References 5 5 VDC SPI Port Regulator for i i Flow Sensors Diagnostic Indicators 12 Bit A D rm Self Test Analog Mutiplexer 350 ma max Signal Conditioning Vaporizer Temperature Flow and Pressure Sensors Figure 2 20 Electronic Gas Mixer block diagram M1046983 05 05 Aisys 2 10 Electronic Vaporizer 2 18 The Aisys system uses an integrated electronic vaporization subsystem to add agent to the fresh gas flow The main function of the Electronic Vaporizer subsystem is to mix the requested amount of anesthetic agent into the fresh gas stream Additional functions facilitated by the Electronic Vaporizer subsystem include cassette type detection agent level detection cassette overfill overpressure handling and safety features Vaporization control algorithms depend on external
213. he front of the machine Place the spring into the retainer While holding the APL valve tight to the housing snap the spring and retainer onto the valve body from below Reinstall the ABS breathing system Perform the checkout procedure Section 3 05 05 M1046983 9 Repair Procedures 9 18 Replace the bag support arm 1 Remove the ABS breathing system from the machine 2 From the underside of the casting remove the two screws lockwashers A that hold the arm in place 3 Install the new bagsupport arm assembly e Position the bag arm over mounting pattern of 4 small holes in the support casting The arm should extend towards the front of the machine Align the two pins B extending from the base ofthe bag arm assembly with two of the small holes in the casting that are in line with the APL valve Lower the bag arm pushing the two pins into the holes From the underside ofthe casting secure the bag arm with two M3x16 screws and lockwashers 4 Testthe force required to swing the bag arm from side to side and adjust if necessary e Swing the bag arm sideways through the 90 degree arc permitted by its internal stop The force required may be adjusted by turning the lock nut 8 5 mm socket which is accessible from underneath the support casting Turn clockwise to increase the force and counterclockwise to reduce the force Adjust to just enough friction to preven
214. he CPU or over pressure switch The output from the GIV stays atthe filtered supply gas pressure Figure 2 41 Inlet filter and Gas Inlet Valve GIV 05 05 M1046983 2 13 2 Pressure regulator 2 13 3 Flow control valve M1046983 05 05 2 Theory of Operation The pressure regulator 4 is a non relieving pressure regulator that regulates high pressure filtered supply gas down to 172 kPa 25 psi Inspiratory Flow Control Valve 47 mate 02 ie Valve Figure 2 42 Pressure regulator The flow control valve 5 is controlled by the CPU Signals are sent to the flow control valve of the necessary flow determined by ventilator settings and sensor signals The flow control valve modulates the incoming 172 kPa 25 psi drive gases to an output from O to 120 liters per minute at pressures ranging from 0 to 100 cm H50 1 Vent Engine Atmosphere Free Breathing Check Valve Mechanical Over Pressure _ 1 10 20 m Drive Gas Check Valve 3 5 cm H20 bias 25 psig 15 LPM Figure 2 43 Flow control valve 2 45 Aisys 2 13 4 Drive Gas Check Valve DGCV 2 13 5 Bellows Pressure Relief Valve 2 46 The Drive Gas Check Valve 6 is used downstream of the flow control valve to create the pilot pressure for closing the exhalation valve d
215. he checkout procedure Section 3 9 46 05 05 1046983 9 Repair Procedures 9 20 Replace casters A WARNING Replacing a caster requires at least two people to maneuver and tip the machine Personal injury and or machine damage is possible if one person attempts this procedure alone 1 Disconnect all pipeline hoses from the wall and the machine close all gas cylinders unplug the power cord and set the system switch to standby Remove the absorber the Aladin cassettes gas cylinders drawers and all auxiliary equipment AN CAUTION prevent damage do not tip the Aisys machine more than 10 degrees from vertical 3 M1046983 05 05 If required clean the treads of the new Apply Loctite 242 to the threads of the Blockthe opposite wheels then block up the machine until there is enough room to remove the defective caster To block up the machine tip and slide blocks under the caster base Raise both sides evenly until the unit is high enough to remove the caster The casters are threaded into the base and held with a Loctite compound Remove the caster with an appropriately sized open end wrench caster with denatured alcohol new caster Install the caster securely into place Make sure the caster turns freely Carefully lower the machine to the floor Perform the checkout procedure Section 3 9 47 Aisys 9 21 Reconfigure sample gas return line Note Inthe U S iti
216. he machine 3 Remove the test device 4 Connect the mixer outlet tubing to the electronic vaporizer 5 Reassemble the machine 10 Perform the Preoperative Checkout Procedure refer to the User s Reference manual 05 05 M1046983 6 Installation and Maintenance 6 7 Alternate 05 flowmeter tests Flow Accuracy Test M1046983 05 05 1 Open the O cylinder valve or connect an O pipeline 2 Rotate the Alt O flow control fully clockwise to minimum flow 3 Press the Alternate switch to turn on Alternate flow The flowmeter should indicate 0 5 to 0 7 L min 4 Rotate the flow control counterclockwise increase The ball should rise immediately after rotation is begun It should rise smoothly and steadily with continued counterclockwise rotation When a desired flow is set the ball should maintain in a steady position 5 Rotate the flow control clockwise to minimum flow 6 Press the Alternate switch to turn off Alternate flow confirm yes Note To check flow accuracy be sure that the flow test device is capable of measuring 0 15 l min with an accuracy of 2 of reading To perform the test you must gain access to the mixer outlet tubing which is connected to the inlet of the electronic vaporizer 1 To access the electronic vaporizer refer to Section 9 6 2 Disconnect the mixer outlet tube at the inlet to the electronic vaporizer 3 Connect a flowmeter to the mixer outlet tubing 4 Press the
217. he new needle valve assembly Disconnect the switch harness When replacing the switch face the tab on the washer toward the switch body tab not used for positioning 9 17 Aisys 9 9 Replace system switch assembly 1 Move the dashboard forward to the service position Section 9 5 System Switch electrical bac Gauge panel 2 Disconnectthe wires from the electrical switch 3 Back out the system switch mounting screws just enough to allow the knob collar to be released 4 While holding the switch assembly push in the knob and turn it counterclockwise 5 Pull the knob and collar out from the front and remove the switch assembly 9 18 05 05 M1046983 9 Repair Procedures 6 Install the replacement switch assembly a Transfer the 8 mm plugs from the old system switch to the new system switch on the pneumatic module pull on the plug to ensure that it is locked into the module Turn back the system switch mounting screws until their tips recede Orient the switch assembly with the plugged fittings toward the left facing the back of the dashboard Install the switch assembly through the dashboard Push the knob collar in with the indicator up and turn it clockwise until it locks Tighten the mounting screws Make sure that the top edge of the switch assembly is parallel to the top edge of the dashboard g Loosen the two screws on the electrical module h Insert the wires in th
218. he valve block subassembly When replacing the flowmeter subassembly position it directly over the valve block assembly and lower it in place A CAUTION Avoid sliding the flowmeter subassembly when it is in contact with the valve block you could damage the flapper valve see Item 15 Access mechanical connector valves H You can access the connector valves by removing the flowmeter and valve block subassemblies from the cassette bay as a unit Disconnect harnesses and ribbon cables from the agent delivery board Remove the top two screws 6 from inside the cassette bay to release the flowmeter subassembly Remove the middle two screws 7 from inside the cassette bay to release the valve block subassembly Replace connector valve assembly Place a wave spring 8 into the valve block Insert a spring energized seal 9 into the insertion tool spring surface facing out s Position the insertion tool into the valve cavity Press the seal in place to retain the wave spring Position the connector valve 10 into the valve block cavity 9 14 05 05 M1046983 Replace the relief valve s Hold the back pressure plug 11 with non marring pliers while turning the relief valve 12 counterclockwise to remove it f you are replacing the relief valve and the back pressure valve 13 remove the relief valve and the back pressure plug as a unit be
219. heck valve leak test 6 6 2 Mixer flow verification Note To perform the mixer tests you must gain access to the mixer outlet tubing which is connected to the inlet of the electronic vaporizer 1 To access the electronic vaporizer refer to Section 9 6 2 Disconnect the mixer outlet tube at the inlet to the electronic vaporizer To test the mixer outlet check valve you must apply back pressure to the check valve through the mixer outlet tubing and time the leak down rate of the pressure 1 Tee in a pressure gauge and a syringe to the mixer outlet tube 2 Slowly pressurize the mixer outlet check valve to 200 mmHg 3 The pressure shown on the test gauge should not decrease by more than 10 mmHg in 30 seconds To perform the flow verification test you must attach a flowmeter to the mixer outlet tubing and access the Gas Delivery Schematic Section 12 2 2 on the Service Application 1 Connect a flowmeter to mixer outlet tubing 2 On the Gas Delivery Schematic establish the following flows and verify the readings on the test flowmeter Verify Flowmeter Reading Select E m ps e 100 02 at 10 1 9 0 11 0 100 02 at 0 5 I min 0 45 0 55 Air at 10 l min 9 0 11 0 Air at 0 5 l min 0 45 0 55 100 N20 at 10 l min 9 0 11 0 100 N20 at 0 5 l min 0 45 0 55 If you will be testing the Auxiliary O flowmeter Section 6 7 you can proceed to the Alternate O Flow Accuracy Test at this point without reassembling t
220. hedule Service Calibration message is not present in the normal display 5 Complete the System Checkout by performing the following steps a b 3z gt Inspect the system Section 3 1 System checkout Section 3 2 Note You must insert a Test Cassette for the Machine Check System Agent Delivery Test to run the extended diagnostic Vaporizer Test Backlight test TRM Section 3 4 Pipeline and Cylinder tests TRM Section 3 5 Flush Flow test TRM Section 3 6 Alarm tests TRM Section 3 7 Alternate O flowmeter tests TRM Section 3 8 Auxiliary O flowmeter tests if equipped with option Section 3 9 Integrated suction regulator tests if equipped with option TRM Section 3 10 Power failure test TRM Section 3 11 Electrical safety tests TRM Section 3 12 6 3 Aisys 6 2 Aisys Planned Maintenance Serial Number Date YY MM DD Hospital Performed by L1 12 months O 24 month 48 month 6 2 1 Every twelve 12 months Checks and Tests O m00 00 00 0 da 6 4 Perform the following steps every 12 months For details refer to the sections listed Sections marked URM are found in the User s Reference manuals for the Aisys anesthesia system e Sections marked TRM are found in this Technical Reference manual 1 AGSS Maintenance URM Part 2 Section 2 Empty any condensate from the
221. hite N20 blue Neutral All gases white 02 Flowtube 02 on left or right hand side Left Right Ventilator Drive Gas Change drive gas to match machine configuration Air 02 Altitude Change altitude used for gas calculations 400 to 3000 m in 100 m increments Gas Outlet Change type of fresh as outlet SCGO ACGO SCGO Use insp port ACGO Use auxiliary port N20 Enabled Change to match machine configuration Yes No For machines without a separate auxiliary common gas outlet and selector switch set Gas Outlet to SCGO Selectable Common Gas Outlet For machines with an external auxiliary common gas outlet and selector switch set Gas Outlet to ACGO Auxiliary Common Gas Outlet 4 10 05 05 M1046983 4 Install Service Menus 4 3 2 Configuration Units This is the same menu that is accessible from the super user Install Service menu Menu Item Message text Values Weight Change weight unit kg or Ib kg or Ib CO2 Change CO2 unit kPa or mmHg 96 kPa or mmHg Gas Supply Pressure Change gas supply pressure unit psi kPa bar kPa psi or bar Paw Change Paw unit kPa hPa cmH20 kPa hPa mmHg mbar cmH20 mmHg or mbar 4 3 3 Options Key Options Key menu is used to configure the software to include the features that the customer has purchased The included features are shown in the Options List menu
222. ified range check for occlusions in the Bulkhead harness If the counts do not return within the specified range replace the VIB INFLOW ZERO 10VA POWER ERROR Overcurrent condition AC detected by the AC Circuit disabled Vaporizer Failure If the P3 indicator never lights or lights only briefly proceed to the interconnect fault isolation procedure Section 7 6 1 Ifthe P3 indicator remains lit for more than 2 seconds isolate the failed valve Inflow Inflow zero or Outflow zero circuit with manual valve controls Replace and retest in the following order Also see Section 7 5 Valve ADB INFLOW ZERO POINT ERROR Vaporizer Failure Input flowmeter measured AC value during zeroing is out of range Replace and retest in the following order Also see Section 7 5 Inflow Zero Valve Flowmeter Block ADB INSP FLOW SENSOR EEPROM FAILURE Replace insp flow EEPROM cal data read failure Low Sensor AC Vent Replace the Inspiratory Flow Sensor INSERT CASSETTE None The system does detect Low AC a vaporizer cassette Agent delivery not on agent Off or state is checkout Occurs whenever a cassette is not inserted 1 54 05 05 M1046983 1 Troubleshooting Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting INVALID CASSETTE ID
223. illuminated Replace the DU CPU Board Check for On Standby Switch signal On PCB J4 Pin 2 10 Ensure Mains Power is connected If connected Troubleshoot the Power Inlet problem AB 75 071 Measured Voltage gt 2 5v in Standby state and 1 3v in ON state No Check On Standby Replace the PCB Switch Connection Check On Standby Operation Flowchart 7 1046983 05 05 7 27 Aisys Inaccurate Volume Ventilation Troubleshooting Flow Pressure Zero Flow Sensor Calibration Passed ressure Sensors and amp gt replace both flow sensors es Problem Continues Perform all Yes Calibrations and Re evaluate No Sensor Problem Examine for defect or water plug in lines No Problem Solved Do Bit counts on either Insp Exp Flow channel vary more than 10 from the Perform the Flow inital zero counts Sensor VIB Leak test Test 15 p7 25 Inspect pneumatic Yes lines for leaks or water plugs between flow sensor and VIB Perform All Calibrations and Re evaluate Water leaks kinks Correct kinks or Switch Insp and Exp leaks replace pneumatic harness if necessary connections and repeat previous test Yes No Inspect Breathing Circuit check valves replace seat and disks as necessary AB 75 072 Problem Continues Yes Problem moves to other sensor Replace bulkhead harness Replace VIB Perfor
224. inflates in 30 seconds select Fail If the bulb remains collapsed select Pass o o 5 w v Remove the squeeze bulb from the ACGO outlet 3 5 Aisys 3 3 6 Agent Delivery 3 4 Backlight test 3 6 The Agent Delivery Check checks the Electronic Vaporization EV system x Qc dx shot ccs o or f 9 Ne Insert a test cassette connect a patient circuit and connect scavenging Setthe Bag Vent switch to Vent ACGO option only Set the ACGO switch to Circle Occlude the patient Y Select Start The display shows the checks being run The system beeps when the check is done When the check passes select Back Select another check or select Start Case to go to the Start Case menu Push the Main Menu key Select Calibration Select Backlight Test Select Start Test The display will show the test running on light 1 and then on light 2 If the display goes completely blank or flickers during the test one of the lights has failed 05 05 M1046983 3 Checkout Procedure 3 5 Pipeline and cylinder tests A WARNING 3 5 1 0 supply alarm test M1046983 05 05 1 Connect the pipeline supplies one at a time and ensure that the corresponding display indicates pipeline pressure Disconnect all pipeline supplies a Open each cylinder valve b Make sure that each cylinder has sufficient pressure If not close the applicable cylinder valve and install a full cylinder 3 Test the c
225. ing Screw M3x20 Lockwasher M3 internal 2b Housing bag port 2c Lever lock release 2d Ring retaining 2e Nut M3 Nyloc 3 Bag Arm Lower Assembly 3a Pad Friction Material 3b Post 3c Pin spirol 3d Spring 3e Washer shoulder 3f Nut M5 Nyloc 4 Pin dowel 3 18 DIA 31 8 L SST 5 Screw M3x16 POSI DR PAN HD A4 SST 6 Lockwasher M3 internal 7 Bag arm connector reusable Items if no Bag Arm 8 Clip patient tubing 9 Washer shoulder 10 Lockwasher M4 external 11 Screw M4x16 Apply Loctite 242 Stock Number 1009 8159 000 1407 7011 000 1407 3807 000 0140 6719 103 9213 0430 003 1407 3806 000 1407 3808 000 1406 3577 000 0144 3536 112 1407 7012 000 1407 3818 000 1407 3802 000 9214 2103 020 1406 3270 000 1407 3815 000 9212 0350 006 1407 3804 000 1504 3003 000 9213 0430 003 8004459 1407 3810 000 1407 3814 000 9213 0540 003 9211 0440 163 05 05 M1046983 Qty 10 41 Display arm M1046983 05 05 Item Description Display arm assembly Label arm cable routing Washer friction shoulder Bearing Nyliner with key Spacer split plastic Support shaft bottom Screw M6x16 Sems Support shaft top Screw M6x16 SKT HD CAP Lockwasher M6 internal Roll pin 0 25 OD Washer shoulder Screw M4x12 SKT HD CAP Lockwasher M4 internal 10 Illustrated Parts Stock Number 1011 3294 000 1011 3568 000 1011 3390 000 1006 3228 000 1011 3393 000 1011 3388 000 0144 2436 109 1011 3389 000 1011 3894 000 0144 1118 130 0
226. inimum of 30 minutes of system power in the event of AC power failure current voltage and temperature monitoring AC sensing fan control Two 12 volt batteries wired in series provide the back up power The Power Controller communicates with the Display Unit through a RS 422 9 6 kB channel It receives the On Standby signal from the system switch through the Anesthesia Control board Isolation Transformer To Power Supply Outlets i U Frame 8 12 5 VDC T amp On standby 2 pieog 2 3 i Mains LED pare jt 12 5 VDC RS 422 Communications Monitor on standby 1 1 10 Q 1 e 1X 1 Figure 2 11 Power subsystem M1046983 05 05 2 5 Aisys 2 6 2 2 2 Power distribution The Power Controller board provides outputs to the Anesthesia Control board and the Display Connector board These boards provide distribution of power supplies required by the system The Anesthesia Control board interfaces with the Mixer board the Ventilator Interface board and the Agent Delivery board through the Pan Connector board The Display Connector board interfaces with the Display Unit and the Module assembly 05 05 M1046983 Power Power Controller Supply Board 12 5V AC switched bus Mains voltage 22V to 31V battery voltage 24W 12V fan2 sng payoyMs AG ZT Figure 2 12 Power distribution M1046983 05 05
227. inside of the keyhole The backlight replacement kit includes a backlight assembly with two backlights and two inverters with mounting hardware To replace the backlight assembly follow the procedure in Section 9 10 4 to gain access to the assembly To replace the inverters follow the procedure in the next section 1 Remove the one screw J that holds the backlight assembly to the LCD 2 Slide the backlight assembly to the left to free it from the retaining tabs and then lift it out ofthe holder 3 Transfer the grommet G to the new backlight assembly 4 Reassemble in reverse order 05 05 M1046983 9 10 6 To replace the Inverters M1046983 05 05 9 Repair Procedures The Display Unit includes two inverters one for each backlight The inverters sandwich the mounting plate and use it as a heatsink Follow the procedure in Section 9 10 4 to gain access to the inverters Replace one inverter at a time 1 Disconnect the backlight cable A from the inverter 2 Remove the two Nylon screws B that hold the inverter to the backplate 3 Slide the inverter out of the sleeve and disconnect it from the CPU harness C 4 Reassemble in reverse order The front inverter The rear inverter 9 25 Aisys 9 10 7 To replace the front enclosure or components To replace the window 9 26 Disassemble the Display Unit following procedures in the previous se
228. ion bus error address error etc Reboot System If problem continues replace the ACB ACB RAM ERROR System Malfunction Memory Test Failure Multiple High AC bit errors detected Reboot System If problem continues replace the ACB ACB REDUNDANT System Malfunction A redundantly stored High AC MEMORY FAIL parameter could not be stored properly or was corrupted Reboot System If problem continues replace the ACB M1046983 05 05 7 45 Aisys pipeline invalid Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting ACB SW ERROR System Malfunction Unexpected software error High AC Reboot System If problem continues reload ACB Software If problem continues replace the ACB ACB SW WATCHDOG System Malfunction Software watchdog failed High AC power up test timed out ora software function was delinquent for too long Reboot System If problem continues replace the ACB ACB UNEXPECTED System Malfunction Unexpected reset of AC High AC RESET Reboot system If problem continues replace the ACB ACGO Vol and Apnea Non Circle ACGO selected Low DC System has ACGO monitoring off No Service Action Required ACMains POWER FAIL Plug in power cable ACMains GOOD goes and Medium PC 30minutes of battery On battery stays low for at least 3
229. ions of this manual refer you to the User s Reference manual for the S 5 Aisys To expedite repairs you must have and be familiar with the User s Reference manuals for this product Refer to the S 5 Aisys User s Reference manual if you need further information aboutthe operation of the system 05 05 M1046983 1 Introduction 1 3 What is an Aisys Carestation M1046983 05 05 Note The Aisys Carestation for anesthesia is a scalable flexible and functionally integrated system featuring advanced design ventilation respiratory monitoring and breathing system Module bays allow for the integration of Datex Ohmeda patient monitors Optionally the open architecture design supports mounting of non Datex Ohmeda patient monitors record keeping and connections to the hospital information system Aisys uses SmartVent ventilation technology offering Volume Control Ventilation with tidal volume compensation Pressure Control Ventilation and electronic PEEP It features optional Pressure Support Ventilation with an Apnea Backup PSVPro that is used for spontaneously breathing patients and Synchronized Intermittent Mandatory Ventilation SIMV The Aisys is not suitable for use in a MRI environment Configurations available for this product depend on local market and standards requirements Illustrations in this manual may not represent all configurations of the product Figure 1
230. ircuit Module 2 Remove the Bellows Interface Manifold 3 Insert test plug recessed end into the rear Bag Vent switch port as shown 4 Install the Bellows Module 5 Connect the Machine Test Tool to the interface ports and the Bellows Module as shown above 6 Set the Bag Vent Switch to Vent T Set Oo Flow to 0 2 I min e Ensure that the Airway Pressure rises to 2 30 cm H30 Note If the bellows rises it indicates a leak in the Bag Vent Switch 8 Set 0 Flow to 0 00 l min M1046983 05 05 1 23 Aisys Test14 Testing the flow sensors only Remove the Flow Sensor Module Plug each Flow Sensor as shown above Connect the low pressure leak test device to the open end of the Flow Sensor Block the connector end of the Flow Sensor with your hand Compress and release the bulb until it is empty Ifthe bulb inflates in 30 seconds or less there is a leak in the flow sensor OC FP UO N e Ifthere no leaks in the flow sensors go to Test 15 7 24 05 05 1046983 1046983 05 05 1 Troubleshooting Test15 Testing a flow sensor including the Ventilator Monitoring Assembly and interfacing components Oo oO A C N Remove Flow Sensors from the Flow Sensor Module Attach the Flow Sensorto the bulkhead connector Plugeach Flow Sensor as shown Connectthe low pressure leak test device to the open end of the Flow Sensor Compress and release the bulb until it is empty
231. justable pressure limiting APL valve Bag Vent switch Bellows assembly Figure 1 4 Advanced breathing system 05 05 1046983 1 Introduction V0 C8 8V 6v0 c av 1 5 1 Optional ABS components 2 Auxiliary Common Gas Outlet ACGO switch 3 ACGO port 4 EZchange Canister system CO bypass 5 EZchange Canister release 6 Condenser drain button 7 Condenser Figure 1 5 Breathing system options 1 Bag support arm 1 7 M1046983 05 05 Aisys 1 6 Display controls 6 Figure 1 6 Display controls Alarm Silence key Menu keys ComWheel Normal Screen key Quick keys Timer keys CO O O O O Push to silence any active silenceable high and medium priority alarms or to suspend acknowledge any non active medium or high priority alarms Alarm is silenced for 120 seconds or alarm is suspended for 90 seconds Push to show corresponding menu Push to select a menu item or confirm a setting Turn clockwise or counterclockwise to scroll menu items or change settings Push to remove all menus from the screen Push to change corresponding gas setting or ventilator setting Turn the ComWheel to make a change Push the ComWheel to activate the change Push to start or stop the timer Push to reset the timer back to zero 05 05 M1046983 1 7 Anesthesia system display 1 Introduction ONO gt sr 7
232. k Pop off valve diaphragm not sealing properly Disassemble pop off valve inspect and clean seats reseat reassemble Bellows mounting rim loose Remove rim and pop off valve diaphragm reseat diaphragm snap rim 2 into place Bellows improperly mounted or has a hole ortear Check that only the last bellows convolute is mounted to the rim and that the ring roll is in the groove under the rim Inspect the bellows for damage replace Breathing System Leak Absorber canister open or missing Install canister properly Soda lime dust on canister seals Clean seals and mating surfaces Breathing System Leak ACGO sense check valve Replace Intermittent Unable to begin mechanical ABS not fully engaged Remount ABS ventilation No supply Check supply Defective Bag Vent switch Check Bag Vent switch M1046983 05 05 T 3 Aisys 7 3 Breathing System Leak Test Guide Note Always do the System Checkout Section 3 2 on the machine before proceeding with these breathing system leak tests Follow the troubleshooting flowcharts in Section 7 3 2 to determine the best sequence of tests for locating a breathing system leak The procedures in Section 7 3 3 test specific components of the breathing system for leaks A WARNING Objects in the breathing system can stop gas flow to the patient This can cause injury or death e Donotuse a test plug that is small enough to fall int
233. k unmarked black VAP SCAV B S SCAV blue unmarked clear VENT DRIVE black GAS SCAV B S low pressure B S SCAV AGSS FLWMTR low pressure B S PEEP PORT VIB low pressure GAS SCAV B S low pressure unmarked unmarked blue unmarked low pressure Refer to section 10 35 Sample gas return is directed to the scavenging system as a factory default A qualified service representative can reroute the sample gas back to the breathing system refer to Section 9 21 Length Size 72 mm 3 8 inch 62 mm 3 8 inch 70 mm 3 8 inch 70 mm 3 8 inch Length Size 300 mm 1 4 inch 151 mm 1 4 inch 25 mm 1 4 inch 50 mm 1 4 inch 300 mm 1 4 inch 500 mm 1 4 inch 360 mm 8 mm 550 mm 6 mm 60 mm 8 mm 270 mm Tygon 470 mm Tygon 690 mm Tygon 640 mm 8 mm 235 mm 4mm 110 mm 4 mm 940 mm 1 4 inch 140 mm 1 8 inch 430 mm 8 mm 550 mm 1 4 inch 500 mm 1 4 inch 500 mm 1 4 inch 200 mm 1 4 inch 40 mm 8 mm 50 mm 1 4 inch 110 mm 1 4 inch Stock Number 1503 3128 000 1503 3237 000 1503 3119 000 1503 3236 000 1503 3132 000 1407 3330 000 1503 3130 000 1407 3331 000 1009 3011 000 1009 3077 000 1006 3530 000 1009 3297 000 1009 3164 000 1009 3164 000 1009 3164 000 1009 3164 000 1605 1001 000 1605 1001 000 1605 1001 000 1605 1001 000 1605 1001 000 1605 1001 000 1009 3296 000 1009 3295 000 1001 3063 000 6700 0005 300 6700 0005 300 6700 0005 300 1009
234. l Gas Unit 10VA Amps OK Fail Agent Deliv Inflow and Zero 10VA Amps OK Fail Mixer 10VA Volts OK Fail Agent Deliv Outflow an Scav 10VA Volts OK Fail Mixer 10VA Amps OK Fail Agent Deliv Outflow and Scav 10VA Amps Fail Alt O2 10VA Volts OK Fail Alt 02 10VA Amps OK Fail 12 14 05 05 M1046983 12 Service Application 12 6 3 Mixer Board Power Mixer Board Power Value Format Units Range Mixer 10VA Volts OK Fail 12 5V XX X 11 8 13 0 5 5V XXX 5 39 5 61 3 3V CPU XXX 3 22 3 38 2 5V ADC Ref XXX 2 41 2 53 M1046983 05 05 12 15 Aisys 12 6 4 Ventilator Interface Board Power 12 16 Ventilator Interface Board Power Value Label Format Vent Board 10VA Volts OK Fail Vent Valves 10VA Volts OK Fail Vent Board 12 5V Vent Valves 12 5V 3 2Vdc 12bit Vref 1 22Vdc 10bit Vref 6 0Vdc 6 0Vdc Units Vdc Vdc Vdc Counts Vdc Counts Vdc Vdc Range 11 3 13 13 11 3 13 13 3 179 3 221 1 074 1 367 5 51 6 5 6 72 5 28 05 05 M1046983 12 6 5 Display Unit Power M1046983 05 05 Display Unit Power Label 5 0Vdc PCMCIA 3 3Vdc PCMCIA 5 0Vdc Fan 5 0Vdc USB 8 0Vdc DIS 11Vdc LCD Value Format X XX X XX X XX X XX X XX XX XX Units Vdc Vdc 12 Service Application Normal range 4 50 5 5 2 97 3 63 4 5 5 5 4 5 5 5 7 2 8 8 10 35 13 62 12 17 Aisys 12 6 6 Vaporizer Power Vaporizer Power Label Value
235. l Valve Cassette ADB PWR CNTRL DC DC FAIL Using battery PC fail AC supply is OK AC GOOD Medium PC HIGH but the system reports using the battery BATT STAT 1 and 2 LOW Check U frame wiring Set system switch to Standby remove mains wait 20 seconds power up system If problem continues replace PCB 7 64 05 05 1046983 1 Troubleshooting for greater than 1 second Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting REVERSE EXPIRATORY Reverse exp flow Flow towards the patient Medium AC Vent In range flow data FLOW Check valves OK volume gt 20 mL on available mechanical expiratory sensor and flow ventilation on towards the patient volume gt 5 mL on the inspiratory sensor during inspiration for 6 consecutive mechanical breaths Check flow sensor connections for No Flow Sensor alarm Check the breathing circuit Perform flow sensor calibration Check Insp Exp check valves Replace the flow sensors Check for kinked VIB tubing Check the VIB cabling SCGO Vol and Apnea Non Circle SCGO selected Low DC System has SCGO monitoring off No service action required STANDBY PATIENT No fresh gas flow 3 volume breaths are High DC System in Checkout DETECTION detected within 30 seconds General or Checkout or 3 CO breaths are de
236. ld return to 100 mm Hg 13 kPa within a tolerance of x 10 mm Hg 1 3 kPa Occlude the patient port of the suction regulator Setthe vacuum regulator gauge to 100 mm Hg 13 kPa Tum the mode selector switch to O OFF and observe the gauge needle It must return to the zero range bracket or stop pin within 10 seconds Turn the mode selector switch to O OFF Rotate the suction control knob a minimum of two full turns in the clockwise direction increase suction to ensure its setting is not at the off position Occlude the patient port of the suction regulator Observe the suction gauge the needle should not move Rotate the suction control knob fully counterclockwise to ensure its setting is at the fully off position Turn the mode selector switch to ON Observe the suction gauge the needle should not move 05 05 M1046983 6 Installation and Maintenance 6 10 Battery capacity test Test procedure M1046983 05 05 Although replacement of the backup batteries is recommended at the end of 4 years batteries that pass the capacity test can be considered viable for battery backup of the system for up to 6 years at the discretion of the hospital Before testing the batteries ensure that they are fully charged 1 Turn the system on and start a case simulated 2 Turn off the mains system breaker on the AC Inlet w Allow the system to run on battery until it does an orderly shutdown and pow
237. linder valve and allow the pressure to decay to 2068 kPa 300 psi as indicated on the cylinder pressure display c Atthe time that the cylinder pressure reaches 2068 kPa 300 psi set Total Flow to 0 00 l min to turn off gas flow d Within one minute the test device reading must stabilize between 60 DIN 372 400 kPa 54 58 psi 50 Pin Indexed 310 341 kPa 45 0 49 5 psi Ifthe test device pressure does not stabilize within one minute replace the cylinder supply Ifthe test device stabilizes within one minute but the readings are not within specifications readjust the regulator Section 5 1 3 5 6 05 05 M1046983 1046983 05 05 5 Calibration 6 High Flow Test a Access the Gas Delivery Schematic b Set Total Flow of the tested gasto 10 l min The test device reading must be greater than 60 DIN 221 kPa 32 psi 50 Pin Indexed 221 kPa 32 psi Ifthe test device reading under high flow conditions is less than specified readjust the regulator perthe procedure in Section 5 1 3 however set the regulated pressure higher by the difference you noted in this step plus 7 kPa 1 psi This adjusts the low flow regulated output to the high side of the specification so that the high flow regulated pressure can fall within the specification Ifthe regulator subsequently fails the low flow specification step 5d because the reading is too high replace the cylinder supply 7 Setthe system swi
238. ll connected to the System f the outcome ofthe calibration is Pass the new calibration data is saved f the outcome is Fail the old calibration data is retained The result of the calibration is saved to the Event Log Selecting Previous Menu before the calibration is done aborts the calibration in progress and keep the old calibration constants The Zero Gas Xducers menu shows only transducers that are installed If not installed the menu row is blank Menu Item Message text Values 02 Pipeline 0 4095 Counts 02 Cylinder 1 0 4095 Counts 02 Cylinder 2 0 4095 Counts N20 Pipeline 0 4095 Counts N20 Cylinder 0 4095 Counts Air Pipeline 0 4095 Counts Air Cylinder 0 4095 Counts Start Zero Disconnect all pipelines and remove cylinders Then select Start Zero Previous Menu Return to the previous menu During Calibration Calibration in progress Push ComWheel to cancel 05 05 M1046983 4 Install Service Menus 4 5 8 Cal Config Before calibration you must verify that the Ventilator Drive Gas and the Altitude settings are set appropriately to match the current drive gas configuration and machine location If you change any of the settings in the Cal Config menu you must restart the system Cal Config menu Menu Item Message text Values Ventilator Drive Gas Change drive gas to match Air 02 machine configuration Altitude Change altitude used for gas 400 to 3000 m calc
239. ller board from the electrical enclosure 1 Disconnect the cables from the power controller board as described in the previous section 2 Also disconnect the AC power input harness H from the power supply 3 Loosen the four screws arrows at each corner of the mounting plate 4 Liftthe assembly slightly to release it from the keyhole slots 5 Note that the assembly is still attached to a ground wire atthe lower right hand corner of the mounting plate 6 Lowerthe assembly to a convenient position and replace the power supply T Transferthe power supply output harness to the new power supply 8 Reassemble in reverse order M1046983 05 05 9 29 Aisys 9 11 3 Anesthesia To replace the Anesthesia Control board first remove the Power Supply Power Control board Controller board assembly Section 9 11 2 Then follow the procedure below 1 Disconnect the cables coming from the following components the large ribbon cable from the Pan Connector board A the harness from the Display Connector board B the small ribbon cable from the Display Connector board C the harness from the Power Controller board D the harness from the Pan Connector board E 2 Loosenthe six screws circled that hold the Anesthesia Control board to the enclosure 3 Liftthe Anesthesia Control board slightly to release it from the keyhole slots 4 Toreplace the Anesthesia Control board reassembl
240. low EVAC 1406 3597 000 18 Orifice low flow 1407 3919 000 Active Low Flow with 25 mm connector Specific Parts 17c Connector low flow 25 mm 1406 3573 000 18 Orifice low flow 1407 3919 000 Active Low Flow with 12 7 mm hose barb connector Specific Parts 17d Connector low flow 12 7 mm 1 2 inch 1406 3574 000 18 none Active Low Flow with 30 mm ISO male connector Specific Parts 17e Connector low flow 25 mm 1406 3555 000 18 Orifice low flow 1407 3919 000 Lubricate sparingly with Krytox 10 48 05 05 M1046983 10 Illustrated Parts M1046983 05 05 10 49 Aisys 10 30 Tabletop components 10 50 Item 1 1 DOO BW MN e e e e O Description Tabletop work surface Screw M4x12 relieved Washer M4 retainer Nylon Screw relieved M4x16 Clip used with bag arm Clip used with bag on hose Window check valve Palnut Hook breathing circuit Bolt shoulder Washer wave Washer Nylon Stock Number 1011 3255 000 1504 3001 000 1009 3178 000 1011 3980 000 1009 3142 000 1009 3139 000 1009 3088 000 1009 3090 000 1009 3086 000 1009 3172 000 1009 3035 000 1009 3150 000 05 05 M1046983 10 31 Legris quick release fittings fU Si d Note Not every fitting is used in all machines M1046983 05 05 Description Tees tube tube tube 4 mm N50 6 mm 05 8 mm Air 8 mm 6 mm 8 mm SCGO pilot Tees tube tube standpipe 6 mm
241. lso see Section 7 5 Valve ADB OUTFLOW ZERO POINT Vaporizer Failure Output flowmeter measured AC ERROR value during zeroing is out of range Replace and retest in the following order Also see Section 7 5 Outflow Zero Valve Flowmeter Block ADB OUTPUT FLOW LIMIT Cannot deliver agent Commanded cassette flow Low AC Agent delivery on REACHED setting at set flow gt 6 0 L min for gt 10 seconds OR Commanded flow gt 4 0 L min and flow valve is at max for gt 10 seconds Indicates commanded agent flow could not be achieved because the vaporizer reached its maximum flow capability This occurs at high flow and agent settings primarily with Sevoflurane The user sees an alarm message advising them to reduce flows and the agent monitor may show an under delivery 7 62 05 05 1046983 1 Troubleshooting Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting PATIENT VOLUME Calibrate dry or PATIENT VOLUME MISMATCH Low AC System state is in MISMATCH OCCURRED replace flow sensors alarm occurred Vent Checkout DC checks enable criteria 1 Check flow sensor connections 2 Replace flow sensors 3 Checkthe VIB tubing for moisture 4 Replace VIB PCSELF TEST Internal failure System PC failed self tests memory High PC may shut down voltages o
242. lt O2 and system 10 24 10 17 Vent Engine Housing 10 25 10 18 Vent En amp glne A xe ev E rais 10 26 10 18 1 Vent Engine underside 10 27 10 19 Integrated Suction Regulator 0 2 0 cece eee eee een eee eens 10 28 10 19 1 COMPONENTS usen Ah eA a eae ER hs 10 28 10 19 2 Suction Control Module 10 29 10 19 3 Venturi assembly 0 ccc 4 Im 10 30 10 20 Auxiliary O Flowmeter and Sample Gas Return 10 31 10 21 Rear panel components eee nnn 10 32 10 22 Panels ots jade sis sales Pew eed gata DUO 10 33 10 23 Panel cosmetic upper right side 10 34 10 24 Panel cosmetic lower right side 10 35 10 1 Aisys 10 2 10 25 Panel cosmetic upper left side 10 36 10 26 Panel cosmetic lower left side 10 37 10 27 Electronic Vaporizer ees EE I e eqs vide tas FERAE A RE QE ER 10 38 10 27 1 Electronic Vaporizer Agent 10 39 10 27 2 Electronic Vaporizer Valve 10 40 10 27 3 Electronic Va
243. lve into the opening usingthe same thin tool The new check valve includes an o ring orient ittoward the pipeline inlet Note Make sure to push the new check valve all the way back into the opening until it bottoms out on the shoulder 6 Install the pipeline inlet fitting 05 05 M1046983 9 13 3 the inlet manifold M1046983 05 05 FP W N 9 Repair Procedures Remove the rear panel Section 9 2 Disconnect the tubing from the manifold outlet s Disconnect the transducer harness Remove the two screw that hold the manifold to the side extrution wo r E B Ts EE 4 1 mE Transferthe following items to the replacement manifold or install new as required pipeline check valve 1 inlet filter 2 inlet fitting 3 and o ring 4 relief valve 5 Transfer the pressure transducer to the new supply Section 9 15 Ensure the o ring is in place Install the transducer To reassemble perform the previous steps in reverse order Perform the checkout procedure Section 3 9 37 Aisys 9 14 Service the cylinder supply modules A WARNING 9 14 1 Replace primary regulator module complete replacement 9 38 Be careful not to expose internal components to grease or oil except Krytox or equivalent a A C N e Disconnect the output tube fitting Remove the three mounting s
244. m If problem continues 1 Check cabling 2 Replace VIB 3 Replace ACB CONDENSATION CONDITIONS EXIST Measured cassette temperature is at least 5 degrees warmer than Flowmeter Block temperature Extreme condensation of agent vapor in the Flowmeter Block can result in erratic delivery and or CLOSED LOOP CONTROL FAILURE due to closure of the Liquid Flow Prevention valve EV gt dvise user to avoid storage of cassettes warm environments that could resul eing placed in relatively colder machines tin warm cassettes DCB RAM ERROR System Malfunction Selftest failure or multi bit error detected High DC 20 eboot System If problem continues replace the Display Controller Board DRIVE GAS LOST Ventilator has no drive gas O supply low if O is selected drive gas OR AIR supply low if Airis selected drive gas High AC DC checks enable criteria Mechanical Ventilation is ON Connect 0 or AIR supply See Action Troubleshooting for 05 PRESS LOW or AIR PRES LOW ENHANCED CASSEITE TEMPERATURE FAILURE The two independent temperature sensing elements disagree by more than the allowed amount indicating that one has failed Cassette temperature sensing reverted to legacy Cassette Temperature Sensor at the time this was logged EV Aladin cassette failure Replace cassette and retest 1 52 05 05 M1
245. m All Calibrations and Re evaluate Perform All Calibrations and Re evaluate Continues Problem Solved No Replace ACB Flowchart 5 7 28 05 05 1046983 1 Troubleshooting No Ventilation Troubleshooting Start Does Bellows Verify Zero Does Bellows return to top of 2 Pass Move canister Zero Flow System Leak Sensors and 4 gt Troubleshooting replace both flow Yes Yes No Section 7 3 sensors Yes Check the output of the Drive Gas Regulator Proceed to Breathing Perform All Calibrations and Re evaluate Proceed to Inaccurate Volume Ventilation Troubleshooting No Proceed to Inaccurate AB 75 073 Volume Ventilation Troubleshooting Section 5 3 Flowchart 8 Flowchart 8 Regulator pressure OK at 25 psi No Check Hospital pressure supply Hospital Pressure OK O Yes Yes Set Flow Valve to 120 L min Does high flow rom Verify operation of Troubleshoot Cable VIB rive gas ou Troubleshoot Board failure 0 able Board failure Check Replace inlet filter if necessary Yes Correct Hospital supply problem Examine Exhalation Valve and diaphragm D m Proceed to Breathing System Leak No Troubleshooting Section 7 3 Yes Check for leaks in vent drive gas circuit Flowchart 9 M1046983 05 05 7 29 Aisys High Intrinsic PEEP Troubleshooting Start Verify Zero
246. may not represent an orderable service item Refer to the parts lists in Section 10 for service level stock numbers The Front Panel Control FPC Display Unit Application DUA and the Display Unit Flash DUF reside along with the Display Unit BIOS DUB on the Display Unit CPU board 8 3 3 View PC Card Install Log Selecting View PC Card Install Log brings up the CF CompactFlash Card Install Log for the software download card The log includes chronological entries for every Software Download that was completed with the card Each entry includes two header lines and eight data lines in the following format CF Card Install Log INSTALLATION LOG for PC Card XXXXXXX ABXXX Software configuration after download on day date time SvcApp Ver XX XX Machine Serial Number ABCDXXXXX Card XXXXXXX ABXXX Aisys ACB Stock Number RevX Software Level File Name Serial AnesControl B Aisys MXR Stock Number RevX Software Level File Name Serial Electronic Mix M1046983 05 05 Aisys VAP Aisys VNT Aisys FPC Aisys PSC Aisys DUA Aisys DUB Aisys DUF Stock Number RevX Stock Number RevX Stock Number RevX Stock Number RevX Stock Number RevX Stock Number Rev X Software Level Software Level Software Level Software Level Software Level Software Level Software Level File Name File Name File Name File Name File Name File
247. mega 163 Processor MiniAA Motorola Sika Processor 2 9 Aisys 2 5 System connections 2 5 1 Display Unit 2 5 2 Display Connector board The Display Unit accommodates the following connections System Power Interface 1 System Signal Interface 2 Serial Port standard interface for external communication 3 Remote monitor On Standby 4 Network connection Standard Ethernet port for network connectivity 5 USB port standard USB 2 0 interface 6 USB port standard USB 2 0 interface 7 The front side of the Display Connector board accepts the following cables System Power Interface to Display Unit 1 System Signal Interface to Display Unit 2 Airway Module M Gas Power Supply board 8 Not used 9 The back side of the Display Connector board accepts the following cables Power Controller board 10 Anesthesia Control board MGAS power connector 11 Anesthesia Control board signal connector 12 O to Auxiliary Connector board 13 2 10 05 05 M1046983 2 Theory of Operation 2 6 Power Controller and Anesthesia Control board connections The Power Controller Distributes 12 5 VDC power and communicates with the Display Unit by way of the Display Connector board through the connector 10 Distributes 12 5 VDC power to the Anesthesia Control board through connector 14 The A
248. n enrichment LI Popoff inl esie i Valve Bag Ver e 5 10 cm H20 Exhalation Valve 2 0 cm H20 bias 1 0 10 LPM Drive Gas 0 10 LPM Patient and Fresh Gas 0 20LPMTotal Typical Fow T Pressu i 200 mL Reservoir contro Bleed to Ambient leen 1 0LPM 3 0 cm H20 erimus rate dependent Sen Ventto Ambient Figure 2 48 Reservoir and bleed resistor 2 48 05 05 M1046983 2 Theory of Operation 2 13 9 Free breathing The free breathing valve 17 helps assure the patient can spontaneously valve breathe The ventilator is programmed to supply a specified number of breaths per minute to the patient If in between one of these programmed cycles the patient needs a breath spontaneous the free breathing valve permits the patient to inhale The free breathing valve is closed on mechanical inspiration Mechanical Over Pressure 71 aedem Drive Gas Check Valve i 3 5 cm H20 bias Control Vah 1 TOM 1 i Inspiratory Flow gt 25 psig C 7 5 LPM q Gas Inlet Valve Figure 2 49 Free breathing valve 2 13 10 Breathing circuit flow sensors are used to monitor inspiratory and expiratory gas flow The flow sensors inspiratory flow sensor is downstream of the gas system inspiratory check valve Feedback from the inspiratory transducer is
249. nd the low pressure leak test device to Port 3 of the breathing system interface as shown above Note To prevent damage to the airway pressure transducer ensure that the gauge port Port 1 is not connected to the Test Tool 3 Access the Ventilation Schematic Section 12 2 3 of the Service Application 4 Ensure that the Circuit Setting shows is set to Circle For machines with an ACGO outlet ensure that the ACGO selector switch is set to the ABS circle breathing circuit 5 Compress and release the bulb until it is empty 6 Ifthe bulb completely inflates in 30 seconds or less there is a leak in the low pressure circuit M1046983 05 05 7 13 Aisys Test3 Testing the airway pressure transducer and Port 1 and Port 3 u cup seals Alignment Post 1 Accessthe Gas Delivery Schematic Section 12 2 2 ofthe Service Application 2 Set O Flow to 0 2 I min 3 Attach the Machine Test Tool to the breathing system interface ports using the alignment post as shown above 4 Occlude the tapered plug the Airway Pressure reading should increase f not there is a leak the tested circuit 5 Set 05 Flow to 0 00 l min 7 14 05 05 1046983 7 Troubleshooting Test4 Testing the bag port cover the APL valve the Bag Vent switch and the negative pressure relief valve p FT e Plug Bag Port 1 Separate the Bellows Module from the Circuit Module and re install the Bellows Module
250. ndent including facility defaults colors units O2 flow tube position decimal marker and altitude Copy from Card 4 12 Copy Configuration and defaults from card When completed Copy from card complete Please reboot system lt blank gt Fail or OK The field is blank until the data has either been read from the card OK or the system determines it cannot read the card or the card does not have the required data Fail Systems cannot accept configuration files from a different product model The software version is stored with the saved configuration A system will reject any configurations from other than the current version of software Selecting Save to Card overwrites any configuration on the card 05 05 M1046983 4 4 Service Menu M1046983 05 05 4 Install Service Menus Use the service level password to access the Service menu 26 23 8 Whenever service menu is entered Enter Service dd mmm yyyy hh mm ss is recorded in the Event log Menu Item SW HW versions Message text Scroll through system information Service Log Show error event and alarm histories Calibration Push ComWheel to perform service calibrations Previous Menu Total Time Software Release Model Code Machine Serial Number Option Package Option Code Anes Hardware Disp Hardware Mixer Hardware Vent Hardware Power Hardware MGas Hardware
251. nesthesia Control board Receives power from the Power Controller board through connector 14 Distributes 10VA power supplies to the Pan Connector board through connector 15 Communicates with Pan assemblies through connector 16 Communicates with Display Unit through connector 12 Distributes 10VA power supplies to the Display Unit through connector 11 Power Controller board Anesthesia Control board M1046983 05 05 2 11 Aisys 2 7 Anesthesia Control board 2 12 The Anesthesia Control board A uses a Motorola MCF5407 Coldfire microcontroller with 4M Flash and 16M error correcting DRAM The Anesthesia Control board includes 6 UARTs with a 64 byte FIFO and RS 422 communications to interface with the Display Unit an accessory port and anesthesia delivery subsystems located in the pan electronic enclosure These include the Gas Mixer Electronic Vaporizer and the Ventilator Interface board Figure 2 15 Anesthesia Control board 05 05 M1046983 2 Theory of Operation ON Standby and Mains LED AB 75 025 12 5VDC A 10VA Power 3 3V Supply Monitoring 10VA Limit SW Test LEDs 1 8V Supply Backup Audio and Sounder 5V Supply Glue Logic 02 Select Gas Select Valve Drivers 02 Bypass 02 Pipe Presr Pipeline and 4 MB Flash Cylinder 12 5VDC Power Controller Board pJeog 2049 VAOT pueog J012auuo Aejdsiq D
252. ng order Outflow Valve Proportional Valve Liquid Flow Valve ADB Replace and retest in the following order e Outflow Valve ADB FAILED Outflow Zero Valve Replace Outflow Zero Valve and retest Failed closed FAILED Proportional Valve Drive current error detected FAILED Proportional Valve Erratic operation sticking FAILED Proportional Valve Leaking stuck open FAILED Scavenging Valve Failed closed 7 42 Replace and retest in the following order Proportional Valve ADB Replace and retest in the following order Proportional Valve ADB Replace and retest in the following order Proportional Valve ADB Replace and retest in the following order e Scavenging Valve Proportional Valve ADB 05 05 M1046983 1 Troubleshooting 7 6 Technical Alarms The Error Log includes technical alarms and other error conditions reported by the system A technical alarm as apposed to a parameter alarm is an alarm condition that exists wether or not a patient is connected to the machine Technical alarms include Failed state alarms internal problem prevents normal operation e Ventilator failure alarms Vent Fail Monitoring Only alarms Alternate O state alarms caused by electronic gas mixer failure Alarms that do not fit into any particular category but are technical in nature are referred to as a Status alarms in this table Source table AC Anesthesia Comput
253. nsors Testing a flow sensor including the Ventilator Monitoring Assembly and interfacing components Objects in the breathing system can stop gas flow to the patient This can cause injury or death e Donotuse a test plug that is small enough to fall into the breathing system Makesurethatthere are no test plugs or other objects caught in the breathing system Do not use Flush for leak isolation tests Do not leave pressurized systems unattended High pressure and equipment damage may result 7 11 Aisys Test1 Verifying the integrity of the test tools Machine Test Tool Front View not connected t Back View 1 Verify integrity of low pressure leak test device e Put your hand on the inlet of the leak test device Push hard for a good seal Squeeze the bulb to remove all air from the bulb f the bulb completely inflates in less than 60 seconds replace the leak test device t Attach the low pressure leak test device to the Machine Test Tool Plug the two pressure orifices Repeatedly squeeze and release the hand bulb until it remains collapsed an Aa WwW N Ifthe bulb inflates in less than 30 seconds locate and correct the leak 7 12 05 05 M1046983 7 Troubleshooting Test2 Low pressure leak testing the machine 1 Remove the breathing system from the machine 2 Attach the Machine Test Tool using only the Thru Port a
254. ntaneous breaths in set period of time Apnea time and 30 seconds has elapsed since starting PSVPro mode No Service Action Required M1046983 05 05 7 47 Aisys Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting BAL FLOW CTRL FAIL Mixer status bit Medium STS FLOW CTRL CH2 FAIL indicates flow attainment failure AC Mixer Balance gas supply pressure OK 20 eboot System If problem continues replace the Mixer BAL PROP VALVE FAIL Mixer status bit Medium STS_CH2_PROPN VALVE FAIL indicates proportional valve failure over current etc AC Mixer 22 eboot System If problem continues replace the Mixer BATT V VERY LOW Plug in power cable Medium PC On battery Available battery power decreases to between 10 and 5 min AC Mains Power Failure in progress Leave the system plugged in to charge the battery If problem continues check the battery charge circuit in Service Software Replace Battery BATTERY lt 1MIN System shutdown in PC 1min Available battery power is 1min High AC Mains Power Failure in progress Leave the system plugged in to charge the battery If problem continues check the battery charge circuit in Service Software Replace Battery BATTERY CHARGE
255. nterclockwise until the Bag vent switch outlet port C clears the bellows housing 4 Lift out the Bag Vent switch cartridge from the housing 5 Replace the Bag Vent switch cartridge in reverse order 6 Reinstall the ABS breathing system 7 Perform the checkout procedure Section 3 M1046983 05 05 9 45 Aisys 9 19 2 Replace To replace the latch assembly you must disassemble the bellows base assembly to the bellows base latch _ point where you can remove the guide A and latch assembly B as a unit assembly 1 Remove the Bag Vent switch cartridge Section 9 19 1 2 Remove the two remaining screws C that hold the APL BTV manifold to the bellows base assembly Remove the APL BTV manifol 3 To remove the guide latch assembly remove two mounting screws D from the underside Remove two additional mounting screws from the topside Remove the guide latch assembly from the bellows base assembly 4 Separate the latch assembly from the guide assembly 5 To install the new latch assembly put the spring E into place in the guide assembly long leg down 6 Place the latch assembly on the guide assembly so that the latch engages the short leg of the spring Secure the latch assembly F to the guide assembly T Mount the guide latch assembly into the bellows base assembly Extend the latch G while placing the assembly into the base 8 Reassemble the breathing system in reverse order 9 Perform t
256. nterface Board Cassette 12C Bus Figure 2 22 Electronic Vaporizer electrical block diagram Agent Delivery Board CassPExctn N d S Cassette Pressure Sensor I l OFlwZVIv IFiwZVIv IFlwViv OFlwVIv ScavVIv PropViv l Inflow 2 Valve Inflow Valve Outflow Valve Scavenge Valve AB 75 063 05 05 M1046983 12 1 Manifold Temp Sensor Board 5V DGND 12VEFilt Cassette Temp Sensor Board 5V DGND 12VEFilt AGND Agent Delivery Board Outflow Pressure Sensor Board 5V DGND 12VFilt Inflow Pressure Sensor Board AGND 45V DGND 12VFilt AGND 12VP4 Cassette Interface Key Board P4 C2 Electromechanical Pecas 12VCass Figure 2 23 Electronic Vaporizer power and grounding diagram M1046983 05 05 Cassette Sensor S P1 412VP2 P2 12VP3 12VP4 l 2 Theory of Operation 12VP3 12VP3 12VP3 12VP2 Outflow Inflow 2 Valve Inflow Valve Outflow Valve Scavenge Valve AB 75 064 Aisys 2 10 1 Agent Delivery board LED indicators LED indicators are provided on the Agent Delivery Board to convey information about subsystem operation Refer to the following table and to Figure 2 24 Item Ma
257. nu key to display the corresponding menu Use the ComWheel to navigate through the menu XXXX XXX XXXXXX AB 91 007 Menu title Present selection Adjustment window Indicates submenu Short instructions Menu selections Or Figure 1 9 Example menu 1 Pushthe menu key to display the corresponding menu 2 Tum the ComWheel counterclockwise to highlight the next menu item Turn the ComWheel clockwise to highlight the previous menu item 3 Pushthe ComWheel to enter the adjustment window or a submenu 4 Turn the ComWheel clockwise or counterclockwise to highlight the desired selection 5 Push the ComWheel to confirm the selection 6 Select Normal Screen or push the Normal Screen key to exit the menu and return to the normal monitoring display Select Previous Menu to return to the last displayed menu if available M1046983 05 05 1 11 Aisys 1 8 Symbols used in the manual or on the equipment t poe Ble 1 12 Symbols replace words on the equipment on the display or in Datex Ohmeda manuals Warnings and Cautions tell you about dangerous conditions that can occur if you do not follow all instructions in this manual Warnings tell about a condition that can cause injury to the operator orthe patient Cautions tell about a condition that can cause damage to the equipment Read and follow all wamings and cautions On power Standby
258. o the Figure 2 40 ACGO outlet Atthe ACGO outlet a small sample is diverted to the O Cell in the ABS for 05 monitoring The output of the O Flush regulator 2 is channeled to the O Flush valve When activated O flush flow joins the fresh gas flow in the ACGO Selector Switch 2 4 Cell i 20 V 7 j V Q Sense cof ACGO D EC o elector Switch Figure 2 40 Fresh gas and Oz flush flow to ACGO M1046983 05 05 2 43 Aisys 2 13 Ventilator mechanical subsystems 2 13 1 Drive gas filter and Gas Inlet 2 44 Valve Refer to Figure 11 1 System circuit diagram in Section11 for the complete pneumatic mechanical subsystem diagram The mechanical subsystems for the ventilator include Pneumatic Vent Engine Drive gas inlet filter e Gas inlet valve Supply gas pressure regulator Flow control valve Drive gas check valve Mechanical Overpressure Valve MOPV Bleed resistor Free breathing valve Exhalation valve Bellows assembly Breathing circuit flow sensors Drive gas can be selected from O or Air enters the Vent Engine 1 at a pressure of 241 to 690 kPa 35 to 100 psi through a 2 micron filter 2 that is located under the Gas Inlet Valve 3 During normal operation the Gas Inlet Valve GIV is open to let supply gas flow The GIV shuts off supply gas to the ventilator under failure conditions detected by t
259. o the breathing system Make sure that there are no test plugs or other objects caught in the breathing system 7 4 05 05 1046983 1 Troubleshooting 7 3 1 Check Make sure that the check valves on the breathing circuit module work correctly The Valves nspiratory check valve rises during inspiration and falls at the start of expiration The Expiratory check valve rises during expiration and falls at the start of inspiration A leak across one of the check valves may be great enough to cause a reverse flow alarm Inspiratory check valve 1 2 3 Set the system switch to On Set fresh gas flow to minimum If equipped with an ACGO connect a tube between the ACGO outlet and the Inspiratory port Set the ACGO switch to the ACGO position Verify that the Airway Pressure reading increases to 10 cm H50 in 30 seconds Ifnot equipped with an ACGO select End Case and connect a tube to the Inspiratory port Stretch the tube approximately 5 cm Occlude the open end of the tube Release the tension on the tube Ensure that the Airway Pressure reading increases to between 20 and 40 cm H30 If not repeat the above steps but stretch the tube a little further Verify that the Airway Pressure reading does not drop by more than 10 cm H50 in 30 seconds Expiratory check valve 1 2 3 4 5 M1046983 05 05 Set all gas flows to minimum Setthe Bag Vent switch to Bag Fully close the
260. om the wrist casting 10 82 05 05 M1046983 10 Illustrated Parts 10 42 2 Wrist casting bearing caps Item Description Stock Number Qty 1 Washer thrust plastic 1602 3017 000 2 2 Cap arm bearing inner 1011 3392 000 2 Sidi Screw M4x12 SKT HD CAP 1102 3006 000 6 4 Spring extension 6 1 OD 1602 3022 000 2 5 Cap arm bearing outer 1011 3600 000 2 Lubricate the bearing facing thrust washer sparingly with Krytox Apply Loctite 242 M1046983 05 05 10 83 Notes 10 84 05 05 M1046983 In this section Figure 11 1 Figure 11 2 Figure11 3 Figure 11 4 Figure 11 5 Figure 11 6 Figure 11 7 Figure 11 8 Figure 11 9 Figure 11 10 Figure 11 11 Figure 11 12 M1046983 05 05 Schematics are subject to change without notice Circuit boards are available only as complete assemblies System Circuit diagram 1 ened e aiandi iaa 11 2 Gas Scavenging dorm dats a a Vad RE RE Shad Siena ene 11 3 Pneumatic circuit 11 4 Cabling block diagram risie rere etur CERRO Refs i et sad at 11 5 System block diagram sheet 1 of 3 0 cece eee eee eee eens 11 6 System block diagram sheet 2 0 3 11 7 System block diagram Sheet 3 0 13 11 8 Wiring lainiesses NE XR ack Rael 11 9 Electrical cabling block
261. on data EEPROM read error or cassette pressure and flow meter hardware revision data EEPROM read error or software compatibility failure Check all connections of the Flow Meter Block to the ADB If the problem persists replace and retest in the following order Also see Section 7 5 Flowmeter Block ADB PROP VALVE DRIVE Monitored Proportional Valve EV SENSE drive current did not match the commanded value indicating failure of the proportional valve connection or drive circuit Replace and retest in the following order Also see Section 7 5 Proportional valve check connection ADB PROP VALVE HTR 10VA Vaporizer Failure Overcurrent condition AC POWER ERROR detected by the AC Circuit disabled If the PA indicator never lights or lights only briefly remove the Cassette Interface Board jumper at the Cassette Interface Board and retest Ifthe problem persists remove the jumper completely and retest Ifthe problem is still present proceed to interconnect fault isolation procedure Section 7 6 1 Ifthe P4 indicator remains lit for more than 2 seconds check for a failed Proportional valve circuit with manual valve controls Ifthe Proportional valve does not generate the failure evaluate cassettes that have been used in the machine to determine if any of the cassettes in use are faulty Replace and retest in the following order Also see Section 7 5 Proportiona
262. or DIP 7 Seg Switches Displays Clock PwrUp VALVE_EN DITHER Reset Wdog Proportional PROPVLVDRV gt RS232 DAC Filter Driver 95232 Xmt DC VLVFDBCK gt Rev i i Microcontroller FLWMTRTMP1 2_5VREF FLWMTRTMP2 CASSTMP1 CASSTMP2 OUTFLOWDP Receive OUTAGNDSENSE VALVE EN Scale amp INFLOWDP gt ADG Filter INAGNDSENSE Analog Mux 12 12C Bus SPI Bus VLVFDBCK Manifold 4 12C Bus gt 12C ind AUXREF Cassette Mux 12 Bus gt On Board 12C Bus Config Constant EPROM 2 5VREF Voltage BRIDGE PWR Source Control Error i BRIDGE HI R s EEPROM QCASSAP Gains 2 BRIDGE LO Offset Agent Delivery Board Detect Tmp1 Gain amp Offset Detect Tmp2 Gain amp Offset Cassette Interface Cassette Interface Board LED Control LED Driver Circuit x5 Sensor Comparator 5 Test POS Excite amp Condition Analog Mux 4 Excite amp 1 1 P4 gt 7 71 1 _ 12vP4 Bidir 12VCass i gt T Filter gt gt 1 5 r3 1 i lt _AGLWISDA TVS 1 SCL idi Bidir 1 ee 1 TVS gt i 1 4 17 77 1 1 Aladin Cassette Linear Regulator Schmitt Trigger
263. or to Mixer Problem Continues Yes Check the Mixer XMT RCV LEDs Problem Solved No Does either LED indicate Activity RCV or No Activity Replace Mixer Check Replace Cables Replace ACB if problem persists AB 75 077 Flowchart 7 3 1046983 05 05 7 33 Aisys DU ACB Communication Troubleshooting Does ACB communicate in Service Application Error Entry DCB RAM ERROR ACB COM FAIL ACB DCB COM FAIL LOSS OF GAS DELIVERY USER SETTINGS Does M GAS communicate in Service mode Yes No Yes Replace ACB Replace DU CPU Follow the appropriate path based on error Entry DCB ACB Comm Related Errors ACB COM FAIL ACB DCB COM FAIL Display Controller Related Errors DCB RAM ERROR Replace Display Check the ACB Controller Board TXD RXD LED s Which LED indicates Activity RXD Replace DU CPU Replace ACB AB 75 078 Flowchart 7 4 7 34 05 05 1046983 Mixer Specific Troubleshooting Correct Gases Connected Connect N Appropriate Gas Yes Has the machine been moved from a non environmentally controlled area and not Allow the machine stabilized to warm cool and Yes stabilize No Follow the appropriate path based on Error Entry Pressure Sensor Related FLOW VERIF FAIL dP XX CH MIXER P SENSOR P2 FAIL TSI Flow Sensor Related FLOW SENSOR FAIL BALANCE GAS CH FLOW SENSOR FAILURE CH1 MIXE
264. or use with Legris fittings Air and 0 supplies 10 58 10 36 Cables and harnesses e 10 60 10 37 Cables and harnesses in lower electronic enclosure 10 62 10 38 Cables and harnesses in Pan enclosure 10 64 10 39 Airway module M Gas components 10 66 10 40 Breathing system interface 10 67 10 40 APL Valve i oor o da ecce tane tee Pa f eet bed 10 68 10 40 2 Bag Vent SWitch i heme e denen ERR ED 10 69 10 40 3 Absorber 10 70 10 40 4 Flow Sensor 10 71 10 40 5 Breathing Circuit 10 72 10 40 6 EZchange Canister system 10 73 10 40 7 Condenser iiss esd san nr p mr ER ee de edge SEDES EA 10 74 10 40 8 Exhalation valve 10 75 10 40 9 oie Gates Due SEE a e Tec Re tad UE 10 76 10 40 10 Bellow base psi dsi iude xt rr ee ve ne 10 77 10 40 11 Bag Ams i iore ule er a aa I E eae 10 78 10 41 Display amm eee eee acne eva x de em ne rers 10 79 10 41 1 Display arm shroud and 10 80 10 42 Wrist casting assembly
265. ord remain external 6 When replacing the label Item 6 be sure to align the top of the label with the top edge of the recess in the mask Item 7 H When reattaching the mask Item 7 be sure that the contract retainer Item 11 engages the slot in the mask 10 42 05 05 M1046983 10 Illustrated Parts 1 2 A 5 B 13 12 14 14 M1046983 05 05 10 43 Aisys 10 29 Anesthetic Gas Scavenging System AGSS 10 44 10 29 1 Passive AGSS Items 1 through 12 are included in all AGSS kits Item Description Common Parts Stock Number 1 Seal Receiver Body 1407 3901 000 2 Reservoir 1407 3903 000 3 Seal and scavenging down tube 1407 3904 000 4 Thumbscrew M6x28 5 1406 3305 000 5 O ring 4 42 ID 9 65 OD 1407 3923 000 6 Thumbscrew M6x43 1406 3304 000 T Valve unidirectional negative pressure relief 1406 8219 000 Ta Seat Valve Negative Pressure 1406 3396 000 Tb Retainer disc 1400 3017 000 c O ring 20 35 ID 23 90 OD 1406 3397 000 Td Disc check valve 0210 5297 100 8 O ring 22 ID 30 OD silicone 1407 3104 000 9 O ring 21 95 ID 25 51 OD 1406 3558 000 10 Screw M4x8 9211 0640 083 11 Cap 3 18 Barb Silicone 1406 3524 000 12 Adapter auxiliary inlet 30 mm male to 30 mm male 1003134 13 Adapter auxiliary inlet 30 mm male to 19 mm male M1003947 Passive AGSS Specific Parts 14 15 16 17 18 Receiver Passive Adj
266. osition Units Set units Options Key Enable software options Options List Display software options Copy Config Normal Message Save or install configuration and default settings using memory card Blocked Message Please insert memory card Service Show error event and alarm logs Accessing the Service menu from the Installation menu does not require second use of service password Previous Menu Return to previous menu Configuration Configuration Units Options Key Options List Copy Configuration Weight Current Key Available Options Save to Card C02 Entry 1 SIMV PSV Copy from Card Gas Supply Pressure Entry 2 PCV Paw Entry 3 PSV Pro Entry 4 Entry 5 Entry 6 Entry 7 Save New Key Control Board ID Decimal Marker Language Gas supply Colors 02 Flowtube Ventilator Drive Gas Altitude Gas Outlet N20 Enabled M1046983 05 05 4 9 Aisys 4 3 1 Configuration Menu Item Decimal Marker Message text Select decimal delineator 0 01 0 01 or 0 01 Comments Language Change language translation of screen texts Chinese simplified Czech Danish Dutch English Finnish French German Greek Hungarian Italian Japanese Norwegian Polish Portuguese Russian Spanish Swedish Turkish Default English Gas supply Colors Change color of 02 N20 and Air ANSI ISO Neutral ANSI O2 green Air yellow N20 blue 150 02 white Air black w
267. porizer Flowmeter Assembly 10 41 10 28 Enhanced Aladin Cassette Components 10 42 10 29 Anesthetic Gas Scavenging System AGSS 10 44 10 29 1 Passive AGSS ccc ccc cence een een enn 10 44 10 29 2 Adjustable AGSS 0 0 0 cece cece cece 10 46 10 29 33 Active AGS Se esaesa leech Jad Oboes ER wed woe ee ae eho 10 48 10 30 Tabletop components cece cence eee II 10 50 10 31 Legris quick release 5 10 51 10 32 Vent Drive and low pressure tubing 10 52 10 33 Tubing for use with Legris fittings 05 supplies 10 54 10 34 Tubing for use with Legris fittings 3rd cylinder 10 56 10 35 Tubing for use with Legris fittings Air and 0 supplies 10 58 10 36 Cables and harnesses cece cece eee eee eee nn 10 60 10 37 Cables and harnesses in lower electronic enclosure 10 62 10 38 Cables and harnesses in Pan 10 64 10 39 Airway module M Gas components 10 66 10 40 Breathing system interface 10 67 10 40 t APE Valve oa Lea eet ront te E onsite d eae RR E Race x 10 68 10 40 2 Bag VentSwitch cesses 10
268. ported fresh gas composition manifold temperature reading and reported patient airway pressure Electrically the subsystem interfaces to the Anesthesia Control board via the Pan Connector board for power 10VA limited and communications RS422 Power and communications to the Aladin cassette is supplied by the subsystem While the subsystem contains a microcontroller the vaporization control algorithms and safety functions run on the Anesthesia Control board The subsystem microcontroller and other electronics simply handle the low level tasks of sensor data gathering and command outputs to the actuators 05 05 M1046983 Fresh Gas From Mixer Backpressure Regulator Check valve Manifold Temp Sensor Inflow Flowmeter Key 0 Actuator O Sensor gt Sensor data Pneumatic flow Cassette MS RENE Figure 2 21 Electronic Vaporizer electrical block diagram M1046983 05 05 Cassette Pressure Sensor Cassette Temp Sensor Aladin Cassette 2 Theory of Operation Fresh Gas Agent To CGO Relief Valve Outflow Flowmeter Liquid Check Valve Gas Agent To Scavenging Scavenge Valve AB 75 065 Outflow Conn Valve Cassette Temp Sensor 2 19 Aisys Manifold Temp Sensor Board Cassette Outflow Pressure Sensor Board Inflow Pressure Sensor Board Key ManTmp2 OutFlowDP InFlowDP C2 Electromechanical Peas Manifold 12 Bus Cassette I
269. r CPU Reboot system If problem continues check power supplies in the Service Software Replace Power Controller Board if continues PEEP PCV NOT Vol vent only No PEEP Paw data is in range butthe DC None AVAILABLE or PSV Pmanifold lt 15 cmH50 Or Low Perform flow sensor calibration If calibration fails in the PCMCIA service application use the Vent diagnostics to check the transducer precision Use the Flow valve control to compare linearity of the Manifold transducer to the Paw transducer PORT ZERO READ BACK Read back of a latch storing EV FAIL valve state did not match the commanded state of the valves indicating internal Agent Delivery Board failure Replace ADB Also see Section 7 5 POWER CONTROLER Internal failure System Communications with and Medium DC COM FAIL may shut down DC cannot be established for ten seconds Reboot system If problem continues 1 Check DU cable connections 2 Checkthe Display Connector board cable connections 3 Replace the Power Controller board POWER SUPPLY 75C Circuitry gt 75C Power supply temperature Medium shutdown possible exceeds 75C Check Clean cooling fan M1046983 05 05 7 63 Aisys Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting PRESSURE SENSOR Vaporizer Failure Cassette pressure and flow AC EEPROM FAILURE meter calibrati
270. r No Expiratory sensor Medium A SENSOR connected and not calibrating Vent Connect Expiratory flow sensor Check Replace Bulkhead harness Replace VIB Board NO INSPIRATORY FLOW No insp flow sensor No inspiratory sensor Medium AC SENSOR connected and not Vent calibrating Connect Inspiratory flow sensor Check Replace Bulkhead harness Replace VIB Board 02 Mixer status bit Medium AC PROP VALVE FAIL STS CH1 PROPN VALVE FAIL Mixer indicates proportional valve failure Reboot System If problem continues Replace the Mixer 02 Mixer status bit Medium 0 gas supply pressure FLOW CTRL FAIL STS_FLOW_CTRL_CH1_FAIL Mixer OK indicates flow control failure Reboot System If problem continues Replace the Mixer 02 FLUSH FAILURE O flush stuck on Switch is detected on Low AC continuously gt 30 sec Vent Alarm condition becomes false for 2 consecutive switch readings 02 PIPE INVALID Cannot monitor 03 02 Pipeline pressure is Medium DC pipeline invalid Check 02 Pipeline Supply Check Replace 02 Pipeline Pressure Transducer 02 PRESS LOW O supply pressure low 0 pipeline pressure is less High AC N50 flow stops on than 252 kPa and the 0 DC threshold detection cylinder has a pressure less and Air continues to than 2633 kPa for one flow if selected second Check O Supply Check Replace 0 Pipeline Cylinder Pressure Transducer M1046983 05 05 1 61 Aisys
271. r tests Open the O cylinder valve or connect an O pipeline Rotate the Alt O flow control fully clockwise to minimum flow Press the Alternate switch to turn on Alternate O flow The flowmeter should indicate 0 5 to 0 7 L min Rotate the flow control counterclockwise increase The ball should rise immediately after rotation is begun It should rise smoothly and steadily with continued counterclockwise rotation When a desired flow is set the ball should maintain in a steady position Rotate the flow control clockwise to minimum flow 6 Press the Alternate switch to turn off Alternate flow confirm yes 3 9 Auxiliary 05 flowmeter tests Open the Os cylinder valve or connect an O pipeline Rotate the flow control clockwise decrease to shut off the flow The ball should rest at the bottom of the flow tube and not move Rotate the flow control counterclockwise increase The ball should rise immediately after rotation is begun It should rise smoothly and steadily with continued counterclockwise rotation When a desired flow is set the ball should maintain in a steady position Occlude the auxiliary O outlet The ball should rest at the bottom of the flow tube and not move A ball that does not rest at the bottom of the flow tube indicates a leak and requires service Rotate the flow control clockwise to shut off the flow 3 10 Integrated Suction Regulator tests 3 10 The gau
272. reathing system detection Low AC NOT LATCHED switch indicates breathing Vent system not latched Check replace ABS On switch Check replace harness ABS switches to Filter board CASSETTE LEVEL LOW Cassette almost Cassette reporting a value Low AC Cassette supports empty of 1 4 or EMPTY liquid level measurement After insertion this error is logged the first time the cassette reports a level of EMPTY or QUARTER FULL CASSETTE OVERFILL Cassette overfilled Agent level sensorindicates Medium AC DETECTED replace cassette overfilled condition De escalating After insertion this error is logged the first time the cassette reports a level of OVERFILLED CASSETTE PRESSURE Check cassette Set Cassette pressure out of Medium AC ERROR agent range De escalating Check all connections of the Flowmeter Block to the ADB If the cassette is DES and the problem persists bleed and retry Otherwise run the Vaporizer Test Section 12 9 2 Also see Section 7 5 CASSETTE REMOVED Insert cassette Cassette removal was Low AC System state is DURING DELIVERY detected during active Therapy delivery Reported whenever the cassette is removed while the vaporizer is actively delivering agent CASSETTE Vaporizer Failure Temperature difference AC TEMPERATURE between dual cassette FAILURE temperature sensors greater than limit Check connection of Cassette Temperature Sensor to the ADB If the problem persists check value of cassette
273. reen give an overall assessment of the system agreen bullet indicates proper operation of the subsystem a red X indicates a failed condition in the subsystem Schematics main menu includes four selection buttons that provide direct access to the schematical representation of a subsystem as shown in the following sections The Power Schematic Section 12 2 1 indicates the condition of power supplies throughout the system The Gas Delivery Section 12 2 2 Ventilation Section 12 2 3 and Vaporizer Section 12 2 4 schematics include control devices that allow direct manipulation of components in the subsystem and displays the resulting output values for select downstream components M1046983 05 05 12 3 Aisys 12 2 1 Power Schematic 05 05 M1046983 12 4 12 Service Application 12 2 2 Gas Delivery Schematic M1046983 05 05 12 5 Aisys 12 2 3 Ventilation Schematic 12 6 05 05 1046983 12 Service Application 12 2 4 Vaporizer Schematic M1046983 05 05 12 7 Aisys 12 3 Menu Items File Section 12 4 Tools Section 12 5 Power Diagnostics Section 12 6 Gas Delivery Subsystem Section 12 7 Ventilation Subsystem Section 12 8 Vaporizer Subsystem Section 12 9 Window Section 12 10 Help Section 12 11 12 8 In addition to the schematic representations the Service Application provides access to diagnostic screens through the following menu item str
274. reported parameters user interface agent setting fresh gas composition Mixer measured flow and patient airway pressure information Agent is delivered from the subsystem in one of two configurations depending on whether cassette pressure is below or above Mixer output pressure If cassette pressure is above Mixer output pressure all fresh gas is routed through the Backpressure Regulator and agent is metered out of the pressurized cassette If cassette pressure is below Mixer output pressure some fresh gas is routed through the cassette where it picks up agent vapor The remaining fresh gas passes through the Backpressure Regulator The mixed fresh gas and agent vapor from the subsystem is sentto the CGO To meet the requested agent concentration outflow from the cassette or flow through the cassette is controlled with a proportional valve This means the main subsystem control loop is on cassette flow not agent concentration directly If all fresh gas flow is through the Backpressure Regulator the control loop depends strongly on Mixer reported flow and the cassette flow reading It depends weakly on reported fresh gas composition manifold temperature reading and reported patient airway pressure If fresh gas flow is split between the cassette and the Backpressure Regulator the control loop depends strongly on Mixer reported flow cassette flow reading cassette pressure reading and cassette temperature reading It depends weakly on re
275. ressure The Scavenge Valve 31 opens to vent built up pressure in cassettes to scavenging when the user commands the vaporizer off It also is opened periodically when a cassette is not installed to automatically sample ambient pressure A liquid prevention valve 32 blocks liquid from entering the subsystem in the event thatan overfilled cassette is present This valve can also become temporarily blocked if cassette temperature exceeds Flowmeter Manifold temperature significantly causing agent condensation Clearing the blockage depends on the rate of agent evaporation Variable control of flow from the cassette is accomplished with a Proportional Valve 33 under software direction 05 05 M1046983 2 Theory of Operation Mixed SCGO ACGO Gas Manifold Temp Sensor 31 29 Cassette ID Liquid 8 Level E Sense Figure 2 26 Electronic vaporizer circuit M1046983 05 05 2 27 Aisys oommaoocur To Scavenging Figure 2 27 Pneumatic circuit 2 28 N20 Air 02 02 6 6 6 6 14 1494 be ari f p a BLI BLI BLI BLI 9 9 9 9 X 1 1 Ls
276. ressure test adapter is used to tee into the manifold pressure test adapter line for the Manifold P Span calibration Section 5 4 2 Description Coupler male white Tee male barb Coupler female white Tubing low pressure 1 4 inch CS 07 152 Stock Number 1503 3236 000 1009 3011 000 1503 3119 000 1605 1001 000 10 3 Aisys 10 1 3 Test Devices and service tools Item 1 2 3 Tool Test flowmeter 6 50 L min Suction Flow Test Spring seal insertion tool EV Test cassette Aisys EV Not Shown Low pressure Leak Test Device negative pressure Low pressure Leak Test Device positive pressure 150 Low pressure Leak Test Device positive pressure BSI Flow test device capable of measuring 0 15 L min with an accuracy of 2 of reading Vacuum test gauge capable of measuring 0 to 550 mm Hg with an accuracy of 1 of reading Test device capable of measuring 0 30 L min see Item 1 above Leakage current test device Test device capable of measuring 689 kPa 100 psi 10 1 4 Lubricants and Adhesives 10 4 Item Description 1 Lubricant Krytox GPL 205 2 oz 2 Lubricant Dow 111 5 3 07 3 Thread Lock Loctite No 24221 10 ml 4 Super Glue Gel Loctite 454 Stock Number 1006 8431 000 1011 8004 000 1011 8006 000 0309 1319 800 1001 8976 000 1001 8975 000 Refer to section 6 7 Refer to section 6 9 Refer to section 6 9 Refer to section 3 12 Refer to section 5 1 1 Stock N
277. rking Indicates Color 1 WDO Blinks if microcontroller active Yellow 2 TXD Blinks if subsystem sending to Anesthesia Control Board Yellow 3 RXD Blinks if subsystem receiving from Anesthesia Control Board Yellow 4 SCV Lit if Scavenge Valve open Yellow 5 OFV Lit if Outflow Valve open Yellow 6 OFZ Lit if Outflow Zero Valve open Yellow 7 IFZ Lit if Inflow Zero Valve open Yellow 8 IFV Lit if Inflow Valve open Yellow 9 CPWR Lit if Cassette powered Green 10 P1 Lit if voltage present on 12VP1 power rail Green 11 P2 Lit if voltage present on 12VP2 power rail Green 12 P3 Lit if voltage present on 12VP3 power rail Green 13 P4 Lit if voltage present on 12VP4 power rail Green 14 All segments lit immediately after reset Red Segments flicker during subsystem POST Segments extinguished upon communications established with ACB 2 22 05 05 M1046983 2 Theory of Operation 4 8 CPWR CR25 E 5 O oFV 7 6 Figure 2 24 Agent Delivery board LED indicators M1046983 05 05 2 23 Aisys 2 11 Gas flow through the anesthesia machine 2 11 1 Overview X Referto Figure 2 25 and Figure 2 26 Gas supplies comes into the system through a pipeline 1 or cylinder 6 connection All connections have indexed fittings filters and check valves one way valves Pressure transducers monitor the pipeline 2 and cylinder 7 pressures The 05 supply failure alarm is derived from the O pipeline and the O cylinder pressure transducer inputs
278. ro 1 o o 1 1 1 2 lt 1 10 55 M1046983 05 05 Aisys 10 34 Tubing for use with Legris fittings 3rd cylinder This tubing is a flexible Nylon type tubing for use with quick release fittings Item Description Length Size Stock Number Tube Markings factory build only 256 unmarked 150 mm 6mm 1001 3062 000 304 unmarked 150 mm 6mm 1001 3062 000 305 unmarked 110 mm 6mm 1001 3062 000 306 unmarked 120 mm 6 mm 1001 3062 000 Single 0 Third Cylinder 9 10 56 05 05 1046983 10 Illustrated Parts Single 05 Third Cylinder NH C1 i Select M1046983 05 05 10 57 Aisys 10 35 Tubing for use with Legris fittings Air and N50 supplies 10 58 Item 307 308 309 319 336 339 This tubing is a flexible Nylon type tubing for use with quick release fittings Description Tube Markings factory build only unmarked unmarked unmarked unmarked unmarked unmarked Length Size 200 mm 8 mm 230 mm 4 mm 440 mm 8 mm 310 mm 4 mm 40 mm 4 mm 40 mm 8 mm Stock Number 1001 3063 000 1001 3060 000 1001 3063 000 1001 3060 000 1001 3060 000 1001 3063 000 05 05 M1046983 10 Illustrated Parts 9
279. rtion of the check is done The results are shown on the display Make sure the bellows is fully collapsed Occlude the patient Y Select Continue The display shows the checks being run zuo cO OI When the check passes the system will transition to the next step The Machine Check Circuit checks the Bag Vent switch proper gas supply pressures airway pressure measurement transducer APL valve and manual circuit leak 1 Occlude patient Y 2 SetBag Vent switch to Bag 3 Setthe APL valve halfway between 30 and 70 4 ACGO option only Set the ACGO switch to Circle 5 Select Start The display shows the checks being run The system beeps when the check is done e The results are shown on the display 6 When the check passes the system will transition to the next step 3 3 Aisys 3 2 5 Machine Check Circuit 02 3 3 Individual Checks 3 3 1 System 3 4 The Machine Check Circuit 02 check measures the 05 1 Open the patient Y 2 Setthe Bag Vent switch to Vent 3 ACGO option only Set the ACGO switch to Circle 4 The display will show the 05 Do not select Done when 21 is first displayed Allow the reading to stabilize then select Done Calibrate the O cell if necessary Individual checks allow you to perform any combination of single checks These checks are helpful if there is a specific problem alarm and you want to test only that portion of the system The checks do not au
280. s not permitted to return sample gas to the breathing circuit Sample gas return is directed to the scavenging system as a factory default Perform the following to reroute the sample gas back to the breathing system Refer to Tubing on page 11 11 1 2 9 48 Remove the plug from the tube Find the sample return line at the left Separate the scavenging tube Remove the tabletop Section 9 3 Port 4 A of the ABS breathing system is connected to the expiratory circuit downstream of the expiratory check valve As a factory default Port 4 is plumbed with a length of tubing that is plugged B at the far end rear corner of the pan assembly The sample return line includes an inline connector C at the point where the sample line goes down into the vent engine housing removing the inline connector from the portion of the tube that extends into the vent engine housing Plug the open end of the scavenging tube with the plug removed in step 3 Insert the inline connector from the sample return port into the open tube to Port 4 Pull on the connector to ensure that it is securely connected Replace the tabletop Perform the checkout procedure Section 3 05 05 M1046983 9 Repair Procedures 9 22 Change drive gas A CAUTION M1046983 05 05 Note If you change the drive gas you must also change the drive gas selection on the ventilator service setup screen Refer to Section 4 of
281. s routed through the Backpressure Regulator and agent is metered out of the pressurized cassette If cassette pressure is below Mixer output pressure some fresh gas is routed through the cassette where it picks up agent vapor The remaining fresh gas passes through the Backpressure Regulator The mixed fresh gas and agent vapor from the subsystem is sent to the CGO A Backpressure Regulator 25 builds a pressure at the input to the vaporizer to drive gas through the cassette if necessary It is not needed to check flow in the reverse direction A pressure relief valve 17 limits the maximum outlet pressure The Inflow and Outflow Flowmeters 26 27 measure flow by developing a pressure drop across a flow restrictor The Outflow Flowmeter is used for control while the Inflow Flowmeter is used for safety Each Flowmeter includes a zeroing valve that temporarily shorts a pressure transducer s ports together for an accurate zero measurement The zeroing valves may be energized during Standby to heat the Flowmeter Manifold to prevent agent condensation An Inflow Check Valve 28 prevents unmetered agent vapor from flowing backwards and entering the fresh gas stream Inflow and Outflow Valves 29 30 direct flow in the subsystem opening for agent delivery and closing for other system states including safety conditions The Outflow Valve must open for agent delivery while the Inflow Valve opens if cassette pressure is lower than Mixer output p
282. s with an ACGO outlet ensure that the ACGO selector switch is set to the ABS Circle circuit position To perform most of these tests you must boot the system with the PC Service Application and access the diagnostics functions as described in the test Verifying the integrity of the 100 Low pressure leak testing the Testing the airway pressure transducer and Port 1 and Port 3 u cup seals Testing the bag port cover the APL valve the Bag Vent switch and the negative pressure relief Sue ese scere FO e Testing the Testing the bellows module and the Bag Vent Testing the bellows the bellows pop off valve the bellows base manifold and the Bag Vent sine rent EE Testing the bellows 55 Testing the flow sensor module the circuit module and the soda lime canister Testing the circuit module and the canister Testing the circuit module Ie Testing the inspiratory side of the circuit Testing the negative pressure relief valve Testing the flow Se
283. s with the system through Com1 port Note Ensure that no other application such as PDA hot sync is using this port while the Service Application is running Launching the Service Application opens the startup screen Main Menu The startup screen establishes proper communications with the system 05 05 M1046983 12 Service Application 12 2 Main Menu System Status If proper communication is established the main menu displays the software and hardware revisions of various subsystems in the tested machine If there is a communication problem with the system an error message is displayed and the connection is not completed 1 du 4 20490 Eubayutsu Ge Ver Ver Hy nesihesis Contig Board DI E 1011 304 000 J Ob DCPIOT amp 1 Displey Unit Beard GL OF 1011 3147 0110 DDAdUDEd Himes Beard DL IE Ventilator 518 ui 1r kosni Delivery Board 1011 31985 020 i Ficmmetur Block 1011 701 080 FB 3403 p Cars Temp i 11 31 amp 2 D4d EX ppm Power Cenkreller Beard Dt 30 1 11 3051 020 REV 0 GCEd ERA Lcmtrolmg Beard G2 2B IXXK XXIX EFX EX XXIXXXEX Gar Belle 1a HALO 05158124 Pram E Gchermatir Schemaac Scher Birhemalic wars B Powst Gas WT WO Veneta Baby Canin Macs Gato vanim A series of indicator lights at the bottom of the sc
284. sagree Low Pressure FAILED Flow Meter Block Mixer Inflow mismatch 100mL min FAILED Flow Meter Block Mixer Inflow mismatch 3000mL min FAILED Flow Meter Block Mixer Inflow mismatch 500mL min FAILED Flow Meter Block Noisy cassette pressure signal FAILED Inflow Check Valve Leaking Stuck open FAILED Inflow Read Failure M1046983 05 05 1 Troubleshooting Corrective Action If Reading is significantly below ambient pressure replace flowmeter block and retest If Reading is high manually depressurize cassette and retest If failure persists replace and retest in the following order Flowmeter Block ADB Replace and retest in the following order Flowmeter Block ADB Replace and retest in the following order Flowmeter Block ADB Mixer and Vaporizer measured pressures do not agree at the second of two test pressures high pressure Replace Flowmeter Block and retest If problem persists check troubleshooting procedures for Electronic Mixer If mixer is not at fault replace the ADB and retest Mixer and Vaporizer measured pressures do not agree at the first of two test pressures low pressure Replace Flowmeter Block and retest If problem persists check troubleshooting procedures for Electronic Mixer If mixer is not at fault replace the ADB and retest Replace and retest in the following order Flowmeter Block Mixer ADB Replace and retest in
285. section 9 21 i AB 82 030 AP Airway Pressure D Drive gas FG Fresh Gas SGR Sample Gas Return 4 Expiratory flow 5 Flow to bellows 6 To scavenging Figure 2 35 Flow through the APL Valve 2 38 05 05 1046983 Pop off valve Figure 2 36 6 Pop off flow 7 To scavenging 2 Theory of Operation The pop off valve limits the pressure inside the bellows to 2 5 cm H20 above the drive gas pressure This normally occurs when the bellows reaches the top of the housing at the end of exhalation Excess gas 6 vents to the scavenging system 7 through the pop off valve and the exhalation valve J SS T d N ND AB 82 031 Figure 2 36 Flow through the pop off valve M1046983 05 05 2 39 Aisys 2 12 4 Fresh gas and 0 flush flow with SCGO To ABS Circle X Fresh gas 1 flows from the electronic vaporizer EV to the SCGO assembly breathing system With the Circle system selected fresh gas flow is channeled to Port of the breathing Figure 2 37 system before the inspiratory check valve The output of the O Flush regulator 2 is channeled to the O Flush valve When activate O flush flow joins the fresh gas flow in the SCGO assembly AB 75 030 Figure 2 37 Fresh gas and Oz flush flow to ABS 2 40 05 05 M1046983 2 Theory of Operation Switched Non circle Fresh gas 1
286. software required for newly installed subsystems Software Download Status Software Download Loading System Version XX XX Installed New Download All Subsystem SWVer SWVer Status Front Panel Cntl XX XX XX XX Power Controller XX XX XX XX Electronic Mixer XX XX XX XX Vent Intface Bd XX XX XX XX Vaporizer XX XX XX XX Anes Control Brd XX XX XX XX Dsply Unit BIOS XX XX XX XX Dsply Unit App XX XX XX XX Dsply Unit Fonts XX XX XX XX Download New Loading XXXXXXXXX K K K K K K K K ok K K K K K K K K K K ke M1046983 05 05 8 3 Aisys Notes about downloading software If there is no Front Panel Control software installed in the system as would be the case when the display units control board is replaced the Service Application automatically downloads the Front Panel Controls software at startup During the download the two display unit LEDs will flash and the display speaker will sound an alarm tone to indicate that Software Download is proceeding The display will be black until the automatic download is complete To ensure that all software versions on the system are compatible the end result of Download All or Download New will be the same The software loaded on the machine will exactly match what is on the card Be sure to have the latest correct version of software before attempting a download to avoid inadvertent overwrites of newer software with an older version If duringthe Download N
287. spring to hold the swivel in place 10 80 05 05 M1046983 10 Illustrated Parts 10 42 Wrist casting assembly uet Item Description Stock Number Qty 1 Nut 1 2 13 Hex Nyloc 1006 4595 000 2 Washer 13 5 ID 25 4 OD 1006 3828 000 2 3 Washer bearing 0 5 inch ID 1006 4593 000 2 4 Bearing thrust 0 5 inch ID 1006 4594 000 5 Wrist casting assembly Referto 10 42 1 6 Display arm assembly Referto 10 41 Lubricate both sides sparingly with Krytox Lubricate surface of friction washer sparingly with Krytox M1046983 05 05 10 81 Aisys 10 42 1 Display arm and wrist casting assembly Item Description Stock Number Qty 1 Wrist casting 1011 3294 000 2 Washer friction 1011 3394 000 3 Axle bearing 1602 3021 000 2 4 Washer thrust plastic 1602 3017 000 2 5 Screw M4x16 SKT HD CAP 1011 3893 000 6 6 Lockwasher M4 internal 0144 1118 128 6 7 Housing bearing 1011 3391 000 2 8 Spacer slip plastic 1602 3015 000 2 gare Bearing roller 1602 3020 000 2 10 Bushing 1602 5010 000 2 Use a rubber mallet to tap friction washer into place Ensure end gap of spacer is opposite slot in housing Insert bearing into bushing with writing on side of bearing facing up same side as relief on bearing housing Lubricate axle bearing and thrust washer sparingly with Krytox On right side axle bearing align relieved area on bearing housing with pin on wrist casting On left side axle bearing the relieved area faces away fr
288. ssesse I 10 16 10 11 Pipeline mlet INES eene erre i ee nonc tns 10 17 10 12 Cylinder Gas Supplies 10 18 10 12 1 Cylinder inlet fittings 20 0 ene 10 19 10 12 2 Power outlets and third cylinder high pressure 10 20 10 13 ABS to machine Interface Components SCGO 10 21 10 14 ABS to machine Interface Components ACGO 10 22 10 15 05 Flush Valve is cei po eme E et Y head hots 10 23 10 16 Front panel Alt O2 and system 10 24 10 17 Vent Engine Housing 10 25 10 18 Vent Engine hl ati Les 10 26 10 18 1 Vent Engine underside 10 27 10 19 Integrated Suction 10 28 10 19 1 Components corii p E vended dee ome 10 28 10 19 2 Suction Control Module 10 29 10 19 3 Venturi assembly siii inate E Eaa eee eee eee nnn 10 30 10 20 Auxiliary O Flowmeter and Sample Gas Return 10 31 10 21 Rear panel components 0 00 eee cece 10 32 10 22 Panels Teal 2 2 ate Edu ette sos Gina e an acea AE DT iocus 10 33 10 23 Panel cosmetic upper right side
289. sure Transducer tubing Calibration setup Leave the Drive Port A and the Manifold Port B on the interface valve plugged Calibration procedure 1 2 3 On the Calibration menu select Insp Flow Zero Select Start Select Previous Menu 05 05 M1046983 5 Calibration 5 4 4 Inspiratory Flow Valve Cal M1046983 05 05 Calibration setup Leave the Drive Port A and the Manifold Port B on the interface valve plugged Calibration procedure 1 On the Calibration menu select Insp Flow Valve 2 Push the ComWheel to enable the Stage 1 calibration 3 When Stage 1 is completed remove the plug from the Manifold port and insert the calibrated orifice C 4 Push the ComWheel to enable the Stage 2 calibration May take two minutes before you see any effects of the test on the screen 5 When Stage 2 is completed select Previous Menu o Calibrated Flow Orifice 1504 3016 000 O Calibration setup 1 Remove the Calibration Orifice from the Manifold port 2 Plug the Manifold B port 3 Leave the Drive Gas A port plugged Calibration procedure 1 On the Calibration menu select Bleed Resistor 2 Select Start 3 When the test is completed select Previous Menu 5 13 Aisys 5 4 6 Paw Span 5 14 Calibration setup 1 2 3 4 5 6 7 Leave the Drive port A port plugged Remove the plug from the Manifold port Attach a patient circuit tube to the Calibrated Flow
290. t 8 7 Troubleshooting Testing the bellows assembly Note M1046983 05 05 If required set up the Machine Test Tool and breathing system as shown in Test 7 1 Remove the bellows base manifold from the Bellows Module 2 Insert appropriate test plugs into the bellows base manifold as shown to the left Note Position the bellows assembly so that the bellows remain collapsed as you plug the ports 3 Connect the tapered plug of the Machine Test Tool to the bellows base inlet as shown to the left 4 Position the bellows upright with the bellows collapsed 5 Access the Gas Delivery Schematic Section 12 2 2 of the Service Application 6 Set 0 Flow to 0 2 l min e Ensure that the Airway Pressure rises to 2 30 cm H30 Note If the bellows rises it indicates a leak in the Bag Vent Switch T Set 0 Flow to 0 00 l min 1 19 Aisys Test9 Testing the flow sensor module the circuit module and the soda lime canister Plug 1 Separate the Bellows Module from the Circuit Module and re install the Circuit Flow Sensor Module 2 Connect short tubing between the inhalation and exhalation ports of the breathing system 3 Insert an appropriate test plug in the outlet port of the Circuit Module 4 Access the Gas Delivery Schematic Section 12 2 2 of the Service Application 5 Set 0 Flow to 0 2 l min Ensure that the Airway Pressure rises gt 30 cm H30 6 Set 05 Flow to 0 00 l min 7 Remove
291. t Engine 9 33 9 12 2 Replacing Vent Engine 9 34 9 12 3 Replacing GIV 9 35 9 13 Servicing the pipeline inlet manifold components 9 36 9 13 1 Replace pipeline inlet filter 9 36 9 13 2 Replace pipeline inlet check valve 9 36 9 13 3 Replace the inlet manifold 9 37 9 14 Service the cylinder supply 9 38 9 14 1 Replace primary regulator module complete replacement 9 38 9 14 2 Replace cylinder inlet filter 9 39 9 14 3 Replace cylinder check valve 9 39 9 15 Replace gas supply pressure transducers 9 40 9 16 Clean or replace ACGO port flapper valve 9 41 9 17 Replace the valve sve Rex ERU CE ORE Ud SE es 9 42 9 18 Replace the bag support 9 43 9 18 1 Servicing the bag support arm 9 44 9 19 Replace ABS breathing system components 9 45 9 19 1 Replace Bag Vent switch assembly
292. t T Mechanical Over Pressure 71 Valve 110 20 Drive Gas Check Valve T lation Valve 3 5 cm H20 bias 2 0 cm H20 bias 0 101 0 101 0 201 Control Vah ti l200 mL Reservoir 25 psig DUM Inspiratory Fi Gas Inlet Valve Control Bleed to X i 1 01PM 3 0c continuous ate Figure 2 45 Bellows pressure relief valve 05 05 M1046983 2 13 6 Exhalation M1046983 05 05 valve 2 Theory of Operation The exhalation valve contains an elastomeric diaphragm that is used along with the flow valve to control the pressures in the breathing circuit The exhalation valve includes two male ports on the bottom for Bellows drive gas 8 Exhalation valve pilot 9 manifold pressure The exhalation valve includes three ports on top that connect to the bellows base manifold Drive gas pass through 10 Drive gas return and pop off valve flow 11 APL exhaust flow to scavenging 12 A port atthe back ofthe exhalation valve 13 connects to the down tube that directs all the exhaust flows to the scavenging receiver The exhalation valve is normally open Approximately 2 cm H50 of pilot pressure is necessary to close the valve When the exhalation port is open gas flows from the bellows housing to the scavenging port Over Pressure Ml 20 Drive Gas Check Valve i 3 5 cm H20 bias
293. t the bag arm from swinging sideways as the bag height is being changed The bag arm height is changed by squeezing the lock release lever C at the free end of the bag arm and rotating it to the desired position 5 Replace the ABS breathing system M1046983 05 05 9 43 Aisys 9 44 9 18 1 Servicing the bag support arm Service parts for the bag support arm include the upper and lower assemblies Refer to Section 10 40 11 To replace either assembly 1 2 Insert the dowel pin into the hole Remove the bag support from the machine Section 9 18 To separate the upper assembly from the lower assembly use small 3 mm pin punch to drive out the dowel pin that holds the t assemblies together To assemble the bag arm apply a light coat of Krytox to the area of the upper arm A that extends into the lower arm Insert the upper assembly into the lower assembly Align the groove B with the dowel pin hole C from the top side as shown Drive the dowel pin into the bag arm until itis flush with the surface 05 05 M1046983 9 Repair Procedures 9 19 Replace ABS breathing system components 9 19 1 Replace 1 Remove the ABS breathing system Bag Vent switch 2 From the underside remove the bellows base manifold A and fully loosen the two assembly captive screws B at the bag port side of the APL BTV manifold 3 From the topside rotate the Bag Vent switch cartridge cou
294. tail GCX upper Screw M5x16 Handle clamping display arm Hook Flowtube AGSS Label flow indicator AGSS Label flow indicator AGFS for German variant Label blank for machines without flow indicator ia Stock Number 1011 3224 000 1011 3927 000 1504 3001 000 1009 3178 000 9211 0640 083 1011 3605 000 0144 2117 727 1011 3650 000 1006 4192 000 1406 3560 000 1406 3527 000 1009 3301 000 1009 3241 000 05 05 M1046983 10 26 Panel cosmetic lower left side M1046983 05 05 Item oO A CO Description Panel lower left AGSS cover for pendant machines Screw M6x43 thumb Washer split Panel cosmetic drawer left Screw M4x12 relieved Washer M4 retainer Nylon Label canister Bracket suction reservoir Screw M4x16 Lockwasher M4 10 Illustrated Parts Stock Number 1011 3225 000 1011 3928 000 1406 3304 000 1406 3319 000 1011 3277 000 1504 3001 000 1009 3178 000 1011 3946 000 1009 3107 000 9211 0440 163 9213 0540 003 10 37 Aisys 10 27 Electronic Vaporizer Item Description Stock Number 1 Electronic Vaporizer Assembly 1011 7004 000 2 Cassette Bay 1011 3054 000 3 Bracket Support 1011 3137 000 4 Screw M4x8 BT SKT HD SST Type 316 0140 6226 118 5 Cassette Temperature Subassembly 1011 7002 000 6 Cable Jumper 1011 3552 000 7 Flowmeter Subassembly Refer to section 10 27 3 8 Valve Block Subassembly Refer to section
295. tch to Standby 8 Close the cylinder valve 9 Bleed the system of all pressure 10 Disconnect the test device and plug the test port pull on the plug to ensure it is locked in the fitting 11 Replace the rear panel 12 Perform the checkout procedure Section 3 5 7 Aisys 5 1 3 Adjusting Primary Regulators Adjust clockwise to increase D setting 5 8 Important Cylinder supplies in an Aisys machine must have all primary regulators set to the same pressure range 50 Pin Indexed or 60 DIN If a regulator is replaced the replacement regulator must be set as required to the same specification as the one removed Important Install a full cylinder in the cylinder supply to be adjusted It is essential that the cylinder be within 1096 of its full pressure To adjust the primary regulators follow the procedure in Section 5 1 1 to gain access to the regulators Do not attempt to adjust without flow 1 Access the Gas Delivery Schematic Section 12 2 2 of the Service Application 2 Ifrequired set Gas Delivery Mode to Fresh Gas set Balance Gas to Air for O or Air or N20 3 Adjust the 02 Concentration so that 100 of the gas flow will be through the regulator being tested 100 for O5 0 for Air or 0 4 Slowly open the cylinder valve for the regulator being tested and observe the pressure reading for the cylinder 5 Set Total Flow of the tested gas to 0 5 l min 6 Close
296. tected Start Case within 30 seconds No service action required VAP MIXER FAN FAIL Cooling fan needs Fan current Medium Mixer Communication service System OK 0 09 Amps between Display 0 25 Amps Computer ACB and ACB Mixer Connect rear panel fan Replace rear panel fan Replace Mixer if no voltage VAPORIZER LOST Vaporizer Failure Five seconds pass without AC MIXER FLOW valid measured flow data from the mixer Check trouble shooting procedures for Electronic Mixer VAPORIZER Vaporizer Failure Anesthesia Computer and AC SUBSYSTEM COMM Agent Delivery Subsystem FAILURE communication lost or error Verify harnesses from ACB to PCB and ACB to ADB are connected Replace and retest in the following order Also see Section 7 5 ADB ACB PCB Harnesses M1046983 05 05 1 65 Aisys Error Log Entry Alarm Text Condition Basic info Priority Source Enabling Criteria Action Troubleshooting VAP SENSOR ERROR Vaporizer Failure One or more of the vaporizer AC sensors is grossly out of range indicating electrical fault or disconnect Check all temp pressure flow sensors connections to the ADB If problem persists run PC Service App Vaporizer Test Section 12 9 2 Also see Section 7 5 VENT FLOW VALVE FAIL Vent Fail Monitoring Incorrect DAC feedback for3 Medium DAC Only consecutive readings Vent Reboot System If problem continues in the Servi
297. ter establishing initial High DC communication the DC does not receive any messages from AC in 10 sec Reboot System If problem continues replace the ACB ACB CPU TEST FAIL System Malfunction CPU instruction Test Failure High AC Reboot System If problem continues replace the ACB ACB DCB COM FAIL System Malfunction The Anesthesia Computer High AC Initial communications receives no system state established messages from the Display Computer for 10 seconds Reboot System If problem continues check the ACB to Mixer communication LED s or VIB communication LED s If the RCV and XMT or TXD and RXD LED s indicate activity check DU cable connections replace Display Controller PCB if problem continues If the RCV and XMT or TXD and RXD LED s indicate no activity check the Anesthesia Control board connection replace the Anesthesia Control board if problem continues ACB EEPROM FAIL Memory EEPROM Read Write failure or CRC Low AC failure failure of the EEPROM located on the Anesthesia Control Board Reboot System If problem continues replace the ACB ACB FLASH FAIL System Malfunction CRC Failure in code space High AC Reboot System If problem continues replace the ACB ACB HW WATCHDOG System Malfunction Hardware watchdog fails boot High AC up test times out or detects an incorrect code sequence Reboot System If problem continues replace the ACB ACB MICROPROC System Malfunction Unexpected microcontroller High AC ERROR except
298. the cylinder valve and allow the pressure to decay to 2068 kPa 300 psi as indicated on the cylinder pressure display Whenthe cylinder gauge reaches 2068 kPa 300 psi adjustthe regulator output pressure to 60 DIN 386 400 kPa 56 58 psi 50 Pin Indexed 327 341 kPa 47 5 49 5 psi Note It may be necessary to open the cylinder valve and repeat steps 7 a number of times to achieve the above setting 8 Testthe regulator settings per the appropriate test in Section 5 1 2 TestA For primary regulators that supply drive gas to the ventilator Test B For all gases not used to supply drive gas to the ventilator 05 05 M1046983 5 2 05 Flush Regulator Upper Pan electronic enclosure M1046983 05 05 gt N 5 Calibration Bleed all gas pressure for the machine Section 9 1 Remove the tabletop Section 9 3 Remove the cover from the electronic enclosure Remove the O Flush Regulator output tubing Attach a 6 mm tee and a test device to the open port Remove output tubing Attach 6 mm tee and test device LJ n Jam nut Adjustment screw Connect an Op pipeline supply or slowly open the cylinder valve Push the flush button just enough to achieve a slight flow or open the auxiliary flowmeter if equipped with this option Read the pressure shown on the test device The pressure should be 241 7 kPa 35 1 0 psi
299. the following order Flowmeter Block Mixer ADB Replace and retest in the following order Flowmeter Block Mixer ADB Cassette Pressure Sensor signal is noisier than can be expected under normal conditions Replace and retest in the following order Flowmeter Block ADB Replace and retest in the following order e Inflow Check Valve ADB Replace and retest in the following order e Inflow Zero Valve Flowmeter Block ADB 7 41 Aisys Vaporizer Test message FAILED Inflow Valve Leaking stuck open FAILED Inflow Zero Valve Failed closed FAILED Maximum Cassette Circuit Flow Not Achieved FAILED Mixer Measured flow does not match set 3000mL min FAILED Mixer Measured flow does not match set 500mL min FAILED Outflow Read failure FAILED Outflow Valve Leaking stuck open Corrective Action Replace and retest in the following order Inflow Valve ADB Replace Inflow Zero Valve and retest Replace and retest in the following order Proportional Valve Mechanical Connector Valves Flowmeter Block Outflow Valve Inflow Valve e Scavenging Valve ADB Mixer is not delivering commanded flow at a setting of 3000 mL min Check troubleshooting procedures for Electronic Mixer Mixer is not delivering commanded flow at a setting of 500 mL min Check troubleshooting procedures for Electronic Mixer Replace and retest in the followi
300. the ventilator Technical Reference manual drive gas selection and the actual drive gas do not agree volumes will not be correct The ventilator will alarm with the message Low Drive Gas Press if the selected drive gas pressure either O or Air is lost 1 Remove the rear panel Section 9 2 The O and Air pipeline manifolds have a drive gas connection at the back The connection not in use is plugged 2 Remove the plug from the new connection 3 Disconnect the drive gas hose from the present connection 4 Install the plug in this connection pull on the plug to ensure that itis locked into the fitting 5 Reroute the drive gas hose so that it does not cause kinks in other tubing 6 Connectthe drive gas hose to the new connection pull on the hose connector to ensure that it is locked into the fitting T Doa high pressure leaktest Section 3 5 8 Enter the service mode and select the correct drive gas 9 Testthe primary regulator Verify that it functions within specifications now that it will be supplying drive gas to the ventilator Section 5 1 10 Perform the checkout procedure Section 3 9 49 Notes 9 50 05 05 M1046983 In this section M1046983 05 05 10 Illustrated Parts TOL S micetools zc rr eme eO m MR nn ioe x e radon se oda 10 3 10 1 1 Software tool rnani peaa eene eai ia teer UA 10 3 10 1 2 Manifold pressure test
301. tions Preoperative Checkout Electronic Mixer Mixer Load Software Zero Mixer Pressure Sensors Preoperative Checkout Agent Delivery Board ADB Load Software Do Agent Delivery test with Test Cassette Section 3 3 6 Preoperative Checkout All Others Preoperative Checkout Note Flash software starts loading immediately when the Download Application first boots Do not interrupt the Flash download Allow the download to complete before proceeding 9 4 05 05 M1046983 9 Repair Procedures 9 1 How to bleed gas pressure from the machine M1046983 05 05 Before disconnecting pneumatic fittings bleed all gas pressure from the machine 1 Close all cylinder valves and disconnect all pipeline supplies from the source Set the system switch to On Ensure that all cylinder and pipeline pressures read zero 2 3 4 5 Establish a flow for the affected gas to bleed down the pressure Setthe system switch to Standby 9 5 Aisys 9 2 How to remove the rear panels 9 6 9 2 1 To remove the rear upper panel 9 2 2 To remove the lower access panels To access components in the upper electronic enclosure from the rear of the machine you must remove the rear cosmetic panel and an inner enclosure cover To access components in the lower electronics enclosure you must remove the lower access panel gt 0 N e O1 amp C N e Bleed all gas pressure from the machine Section 9 1
302. to pneumatic signals from the front panel switch on the Suction Control Module SCM to turn the venturi vacuum drive gas on or off The check valve CV helps prevent pressurization of the suction circuitry if the exhaust is occluded orthe venturi unit fails VM 6 D E e LN ium Venturi Drive Gas Air or 05 Figure 2 30 Venturi suction 2 32 AB 75 018 05 05 M1046983 2 Theory of Operation 2 12 Flow through the breathing system 2 12 1 Overview of This section looks at three types of flow paths flow paths __ ventilation paths How gas flows from the drive source bag or bellows to and from the patient Fresh gas paths Fresh gas can flow from the machine interface directly to the patient through the inspiratory check valve or through the absorber into the expiratory flow or directly to an external circuit through the optional auxiliary common gas outlet Scavenged gas paths APL or Pop off M1046983 05 05 2 33 Aisys 2 12 2 Manual ventilation Manualinspiration Bag Vent switch closes the ventilator path Figure 2 31 Gas flows from the bag 1 through the absorber 2 into the breathing circuit module and through a unidirectional valve inspiratory check valve to the patient 3 During inspiration fresh gas FG flows from the machine into the inspiratory limb upstream of the inspiratory check valve AB 82 026 AP Airway Pressure B Bag Vent switch to
303. tomatically move on to the next check After completing a check do another check or start a case All of the checks must be performed atleast once within every 24 hour period If a check fails follow the instructions to perform a recheck or accept the results The System check checks the Bag Vent switch proper gas supply pressures ventilator operation and leak battery and electrical power circuit compliance flow control operation and vaporizer operation This is a two step check 1 Setthe Bag Vent switch to Vent 2 Open the patient Y 3 ACGO option only Set the ACGO switch to Circle 4 Select Start The display shows the checks being run system beeps when this portion of the check is done e The results are shown on the display Make sure the bellows is fully collapsed Occlude the patient Y Select Continue The display shows the checks being run When the check passes select Back 9 gos OY 001 Select another check or select Start Case to go to the Start Case menu 05 05 M1046983 3 3 2 Circuit 3 3 3 Circuit 02 Cell 3 3 4 Low P Leak 3 3 5 Low P Leak machines with ACGO M1046983 05 05 3 Checkout Procedure The Circuit check checks the Bag Vent switch proper gas supply pressures airway pressure measurement transducer APL valve and manual circuit leak 1 Occlude patient Y 2 Set Bag Vent switch to Bag Set the APL valve halfway between 30 and 70 ACGO option only
304. tor Calibrations 5 4 1 Cal Config M1046983 05 05 Before performing the ventilator calibrations verify that the drive gas regulator is adjusted to specifications Section 5 3 The Service menu structure is detailed in Section 4 To access the Ventilator Calibrations menu 1 Turn on the system 2 Navigate the menu selections to the Calibration menu On the Checkout menu select Bypass Checks On the Start Case menu press the Main Menu button On the Main Menu select Screen Setup On the Screen Setup menu select Install Service dial in 16 4 34 On the Install Service menu select Service dial in 26 23 8 On the Service menu select Calibration Unless otherwise specified perform the ventilator calibrations in the order that they appear on the Calibration menu User Calibration Manifold P Span Insp Flow Zero Insp Flow Valve e Bleed Resistor Paw Span The following calibrations should be perform as required Zero Gas Xducer The pipeline and cylinder pressure transducer should be zeroed at least once a year Whenever a pipeline or cylinder pressure transducer is replaced Cal Config e Reset the Ventilator Drive Gas to match the machine configuration Resetthe Altitude whenever the machine is moved to a new location that differs by more than 100 meters Before calibration you must verify that the Ventilator Drive Gas and the Altitude se
305. ts the calibration in progress and keeps the old calibration constants Insp Flow Zero menu Menu Item Message text Values Start If the result is failed do the inspflow Pass or Fail valve calibration Previous Menu Return to previous menu During Calibration Calibration in progress Push ComWheel to cancel 4 18 05 05 M1046983 4 Install Service Menus 4 5 4 Inspiratory Flow Inspiratory Flow Valve instructions appear when the focus is on the Insp Valve Flow Valve menu item Instructions Read all steps before you start 1 Complete the Manifold P Span calibration 2 Put 2 plugs in the manifold and the drive gas ports of the vent engine 3 Push the ComWheel to show the next menu 4 Select Stage 1 calibration 5 After Pass replace the manifold port plug with the calibration orifice 6 Select Stage 2 calibration 7 You MUST do both stages for the calibration to be saved During calibration a separate menu shows the counts and corresponding flow at each step f the outcome of both stages of the calibration is Pass the new calibration data is saved f the outcome of either stage is Fail the old calibration data is retained The results of each stage of the calibration are saved to the Event Log Selecting Previous Menu before the calibration is done aborts the calibration in progress and keep the old calibration constants Insp Flow Valve Menu Menu Item Message
306. ttings are set appropriately to match the current drive gas configuration and machine location If you change any of the settings in the Cal Config menu you must restart the system 3 Onthe Installation menu select Configuration 4 Onthe Configuration menu verify the Ventilator Drive Gas and the Altitude setting adjust as necessary 5 When done reboot the system System switch to Standby then On 5 11 Aisys 5 4 2 Manifold P Span 5 4 3 Insp Flow Zero 5 12 Calibration setup Remove the ABS breathing system from the machine Remove the Exhalation Valve Remove the Vent Engine cover Plug the Drive Port A and the Manifold Port B on the Vent Engine interface valve Connect the manifold pressure tee adapter C refer to Section 10 1 2 to the Manifold Pressure Transducer tubing white inline connectors Connect a manometer to the open port of the tee adapter Calibration procedure OC A On the Calibration menu select Manifold P Span Select Start Manifold P Span Adjust the Insp Flow Valve DAC setting until the manometer reading equals 100 cmH 0 start at approximately 950 counts press the ComWheel to activate continue to increment the count until the manometer reading equals 100 cmH20 Select Save Calibration Select Previous Menu Disconnectthe manometer from the tee adapter Remove the tee adapter and reconnect the Manifold Pres
307. ucture Preferences Section 12 4 1 e Exit Communication Status Section 12 5 1 System Calibration Section 12 5 2 Transfer Logs Section 12 5 3 Power Schematic Section 12 2 1 Power Board Section 12 6 1 Anesthesia Computer Board Power Section 12 6 2 Mixer Board Power Section 12 6 3 Ventilator Interface Board Power Section 12 6 4 Display Unit Power Section 12 6 5 Vaporizer Power Section 12 6 6 Gas Delivery Schematic Section 12 2 2 Gas Supply Status Section 12 7 1 Mixer Output Section 12 7 2 Mixer Pressure and Temperature Section 12 7 3 Gas Delivery Status Section 12 7 4 Mixer Post Checkout Test Results Section 12 7 5 Perform Mixer Checkout Tests Section 12 7 6 Ventilation Schematic Section 12 2 3 Ventilation Status Section 12 8 1 s Ventilation Flow and Pressure Section 12 8 2 Vaporizer Schematic Section 12 2 4 Vaporizer Output Section 12 9 1 Perform Vaporizer Test Section 12 9 2 standard Window manipulation items list of all open windows About 05 05 M1046983 12 4 File menu 12 4 1 Preferences M1046983 05 05 12 Service Application The File menu includes the following menu items Preferences Section 12 4 1 e Exit Unit Selection Label Gas Supply Pressure Pressure Units Temperature Units Gas Color Code kPa psi bar cmH20 kPa hPa mmHg C
308. ulations in 100 m increments M1046983 05 05 4 23 Aisys 4 5 9 Mixer P Zero Mixer P Zero instructions appear when the focus is on the Mixer P Zero menu item Instructions Default To go back to factory defaults select Defaults above To Zero Pres Sensors 1 Disconnect pipeline gas supplies 2 Close the gas cylinders 3 Remove the flow sensors 4 Insert a non Des cassette 5 Push the 02 Flush button for 3 seconds 6 Let the system sit WITHOUT gas flow for gt 5 min 7 Select Start Do not disturb the system while waiting for results 4 24 05 05 M1046983 N WARNING In this section M1046983 05 05 5 Calibration After adjustments and calibration are completed always perform the checkout procedure Refer to Section of this manual 5 1 Primary Regulatols 3 deae RU RR e re MERE e E e ce 5 2 521 1 Testsetup A ERE aaa ER RET AS 5 3 5 1 2 Testing Primary Regulators 5 3 5 1 3 Adjusting Primary 5 8 5 2 05 Fl sh Regulatot reri tout I E RI REN E ree 5 9 5 3 Adjust Drive Gas 5 10 5 4 Ventilator Calibrations 2 0 0 cece eect II n 5 11 5d T Cali COMES n o oltre iet hb teed x t erdt 5 11 5 4 2 Manifold P Span miisi lessen ell Ga e Rr ere xr ver Reed de 5 12 5 43
309. umber 1001 3854 000 6700 0074 200 0220 5017 300 6812 2160 010 05 05 M1046983 10 1 5 Test Tools M1046983 05 05 Item la 1b 1 1d 1e 1f aor N Tool Leak Test Tool Kit ABS breathing system Test Tool bulkhead Plug tapered 27x12 mm Plug tapered 24x18 mm Test Tool circle module 2 each Plug service B S 11 mm 2 each Plug service BTV 18 mm 2 each Adapter positive low pressure leak test PEEP INSP Calibration Flow Orifice Airway Pressure Sensing Tee Plug stopper Not Shown Tool to help disconnect tubing from Legris fittings Test Lung Leak detection fluid Snoop 10 Illustrated Parts Stock Number 1407 7013 000 1407 8500 000 1407 8505 000 1407 8506 000 1407 8502 000 1407 8504 000 1407 8503 000 1009 3119 000 1504 3016 000 1504 3011 000 2900 0001 000 2900 0000 000 0219 7210 300 obtain locally 10 5 Aisys 10 2 Components front view Description Caster 125 mm with brake front Caster 125 mm no brake rear Shelf top Screw M6x14 3 front Screw M6x35 3 each side Lockwasher M6 internal Label S 5 Aisys Bezel cassette storage Bezel upper module rack Bezel upper module rack for cable raceway Raceway upper cable manage Screw M4x20 PAN HD Stock Number 1011 3811 000 1011 3812 000 1011 3304 000 0144 2131 922 0144 2131 912 0144 1118 130 1011 3566 000 1011 3618 000 1011 3356 000 1011 3382 000 101
310. ume conditions and CO2 humidity compensation Installation Set language gas colors hardware and install options Navigate with password to Installation menu Password is 26 23 8 Service Show technical data for troubleshooting and calibration Navigate with password to Service menu Password is 26 23 8 Exit M1046983 05 05 Turn power off to exit the service and super user menus 4 3 Aisys 4 2 1 Trends Setup Menu Item Message text Values DefaultTrend Change default trend type Num default graphical numerical or settings Graph or Set Graphical Trends Configure graphical trend pages Previous Menu Return to previous menu Graphical Trends Menu Item Message text Page 1 Configure first graphical trend page Page 2 to Page 5 second third fourth fifth Previous Menu Return to previous menu Page Menus Page 1 Page2 Page 3 Page 4 Page 5 Menu ltem Default Default Default Default Default Field 1 Off Select Off to clear trend field rr co2 respiration rate and CO2 Field 2 Pres Ppeak Pplat and PEEP 7 MVexp expired minute volume Field 3 C02 C02 02 oxygen Bal balance gas AA1 current anesthetic AA2 previous anesthetic agent if used N20 N20 MAC minimum alveolar concentration TVexp tidal volume and respiratory rate Pmean Pmean Spont spontaneous MVexp and respiration rate Compl compli
311. upper Viton Shuttle inlet valve U cup upper EDPM fits on shuttle valve U cup lower Viton fits on shuttle valve O ring lower Viton Filter under GIV 2 micron install course side DOWN Fitting manifold pressure Reservoir pneumatic engine O ring base 56 87 ID x 60 43 OD O ring screw head 0 219 ID x 0 344 OD Screw M6x90 Flow control valve HSC BCG O ring under flow control valve 2 each Drive gas check valve O ring under drive gas check Interface Manifold Regulator 172 kPa BCG Vent Engine Connector board not part of assembly Stock Number 1009 8216 000 Refer to section 9 12 3 1503 3853 000 1500 3158 000 1503 5006 000 9221 3032 116 1503 5018 000 1503 3090 000 1503 3089 000 1503 3108 000 1504 3708 000 1500 3116 000 1504 3704 000 1504 3614 000 0210 0686 300 1504 3004 000 1503 3854 000 1503 3056 000 1503 3006 000 1503 3213 000 Refer to section 10 18 1 1504 3623 000 1011 3165 000 05 05 M1046983 10 18 1 Vent Engine under side 10 Illustrated Parts Item Description Stock Number 1 Interface Manifold pneumatic engine 1504 8505 000 with free breathing valve and mechanical overpressure valve O ring 12 42 ID x 15 98 OD 2 1006 3615 000 1a Seat free breathing valve 1503 3204 000 1b Valve flapper 0211 1454 100 1c O ring 1503 3208 000 2 Fitting 6 35 mm 1 4 inch 1504 3621 000 3 Plug 6 35 mm 1 4 inch 1503 3245 000 4 Fitting barbed 1504 3014 000 5 Manifold 1503 3843 000
312. uring inspiratory phases The DGCV valve is biased shut by an integral weight that supplies approximately 3 5 cm H20 of bias pressure before permitting flow downstream to the breathing circuit When the ventilator is exhausting flow from the breathing circuit the DGCV permits the exhalation valve pilot pressure to be de coupled from the circuit pressure This permits the exhalation valve to open and lets gas flow to the exhaust and the gas scavenging system Vent Engine Min sphere 1 Free Breathing Check Valve j Mechanical Over Pressure Valve 110 3 Drive Gas Check Valve 1 3 5 cm H20 bias 1 Inspiratory Flow Control Valve 47 A Figure 2 44 Drive Gas Check Valve The Bellows assembly is the interface between drive gas and patient gas in the breathing system The pressure relief valve or pop off valve in the bellows assembly 7 controls the pressure in the breathing circuit and exhausts excess patient gas through the exhalation valve The pressure relief valve is normally closed maintaining approximately 1 5 cm H50 in the breathing circuit in a no flow condition enough to keep the bellows inflated It is piloted closed during inspiration and remains closed until the bellows is refilled during exhalation It will exhaust lt 4 L min excess fresh gas flow at lt 4 cm H50 Vent Engine mosphere Free Breathing Check Valve j i Popof
313. urrent is less than Voltage Max Leakage Current 120 100 Vac 300 uAmps 220 240 Vac 500 uAmps 2 Make sure that the resistance to ground is less than 0 2 2 between an exposed metal surface and the ground pin on the power cord M1046983 05 05 3 11 Notes 3 12 05 05 M1046983 In this section M1046983 05 05 4 Install Service Menus 4 1 Service and Installation menu structure 4 2 4 2 Install Service Menu Super User 4 3 4 2 7 Trends a E GPS aes eee 4 4 4 2 2 Colors and Units Menu 0 cece eee II 4 5 4 2 3 Cumulative Usage is si RE Heads re cise 4 6 4 2 4 Factory Defaults hh ehh 4 T 42 5 Parameter Settings cule o ox eodd a eere Re rk PR etna UE DRE ede 4 8 4 3 Installation Menu isse Hm Hmm mean 4 9 4 3 1 Configuration eee acea ew Sit a woes aT delat aa 4 10 4 3 2 Configuration Units iessssessssssee e 4 11 4 3 3 Options Key eher per CEU RE ie warden E M UDE WC ERR 4 11 4 3 4 Copy Configuration 0 cece eee eee HI 4 12 4 4 Service Menu Ile es Latics i RYE Skee es 4 13 4 4 1 Software Hardware Ver Menu 4 14 4 4 2 Service Log Men so ee ram Ra 4 15 A Calibration sc eo EE tee ie eho x aed ag Sh i EE 4 16 4 5 1 User Calibration menu 0 ccc 4 16
314. ustable Plug Assembly tethered Screw shoulder M3 Connector 30 mm ISO Male Adapter scavenging 30 mm female to 19 mm male Lubricate sparingly with Krytox 1407 3908 000 1407 3909 000 1407 3915 000 1406 3555 000 1500 3376 000 Qty b pack 05 05 M1046983 10 Illustrated Parts 6 5 M1046983 05 05 10 45 Aisys 10 29 2 Adjustable AGSS 10 46 Item 1 NO oO FW Ta 7b 7C 8 9 10 11 12 13 Adjustable AGSS Specific Parts 14 15 16 17 18 Lubricate sparingly with Krytox Items 1 through 12 are included in all AGSS kits Description Common Parts Seal Receiver Body Reservoir Seal and scavenging down tube Thumbscrew M6x28 5 O ring 4 42 ID 9 65 OD Thumbscrew M6x43 Valve unidirectional negative pressure relief Seat Valve Negative Pressure Retainer disc O ring 20 35 ID 23 90 OD Disc check valve O ring 22 ID 30 OD silicone O ring 21 95 ID 25 51 OD Screw M4x8 Cap 3 18 Barb Silicone Adapter auxiliary inlet 30 mm male to 30 mm male Adapter auxiliary inlet 30 mm male to 19 mm male Receiver Passive Adjustable Plug Assembly tethered Screw shoulder M3 Needle Valve Assembly with DISS EVAC connector Bag with 30 mm male connector Stock Number 1407 3901 000 1407 3903 000 1407 3904 000 1406 3305 000 1407 3923 000 1406 3304 000 1406 8219 000 1406 3396 000 1400 3017 000 1406 3397 000 0210 5297 100 1407
315. ve without button Flush Button with rod 05 black text Spring E clip Able 0 green for locations that require green Bracket Screw M4x8 Screw M4x12 Lockwasher M4 10 Illustrated Parts Stock Number 1006 8357 000 1011 3354 000 1006 3186 000 0203 5225 300 1011 3988 000 1011 3355 000 1006 3178 000 0140 6226 111 9213 0540 003 10 23 Aisys 10 16 Front panel Alt 02 and system switch Table 1 Language Alt 0 Label Chinese 1011 3913 000 Czech 1011 3939 000 Danish 1011 3949 000 Dutch 1011 3931 000 English 1011 3567 000 Finnish 1011 3932 000 French 1011 3929 000 German 1011 3930 000 Greek 1011 3943 000 Hungarian 1011 3944 000 Italian 1011 3936 000 Japanese 1011 3933 000 Norwegian 1011 3941 000 Polish 1011 3940 000 Portuguese 1011 3938 000 Russian 1011 3912 000 Spanish 1011 3937 000 Swedish 1011 3945 000 Turkish 1011 3942 000 10 24 Item FW 10 Description Switch D O system Harness On Standby system switch LED assembly mains green Label Alt Oz Needle Valve assembly flow control Knob set screw not included Set screw Plate needle valve Screw M4x8 Switch Alt O includes harness Flowmeter Alt Oz Plate flowmeter Screw 10 32x3 8 bracket to flowmeter 2 each Screw M4x8 assembly to front panel 4 each Stock Number 1006 8452 000 1009 5542 000 1009 5514 000 See Table
316. ved M1046983 05 05 components in reverse order 9 9 Aisys 9 5 How to access dashboard components 1 Bleed all gas pressure from the machine Section 9 1 Ensure that all cylinder and pipeline pressures read zero before proceeding Remove the tabletop Section 9 3 Remove the upper bezel located above the dashboard a A WwW N Loosen 10 captive dashboard mounting screws and move the dashboard forward to the stop position Z CAUTION When replacing the dashboard back into the machine take care notto trap kink or snag any tubing or wiring harnesses 9 10 05 05 M1046983 9 Repair Procedures 9 6 Replace electronic vaporizer and components 1 Move the dashboard forward to the service position Section 9 5 2 Liftthe assembly slightly to release the hanging pin from the rail Eas S x B 3 Position the dashboard so that the EV support bracket A rests on the edge of the chassis and the bottom edge of the dashboard B straddles the pan electronic enclosure 4 Inthe forward position the following EV components can be replaced without removing the EV from the machine Referto the following sections for details Flowmeter subassembly Flowmeter inflow and outflow zero valves e Manifold temperature sensor board Agent delivery board Cassette interface board 5 Toreplace the EV or components not mentioned above remove the EV from the machine as detailed in the following
317. w Note To check flow accuracy be sure that the flow test device is capable of measuring O to 15 L min with an accuracy of 296 of reading 1 2 Connectthe flowmeter outlet to the flow test device Adjust the flowmeter so the center of the ball aligns with the selected test point observe that the ball maintains a steady position for 10 seconds The test device reading should be between the limits shown for each of the selected settings in the table below Flow Tester Reading Flowmeter Setting Lower Limit Upper Limit L min L min L min 1 0 52 1 48 3 2 56 3 44 5 4 60 5 40 10 9 70 10 30 maximum 12 00 valve fully open 4 Rotate the flow control clockwise to shut off the flow 5 Close the O cylinder valve or disconnect the O pipeline 05 05 M1046983 6 Installation and Maintenance 6 9 Integrated Suction Regulator tests M1046983 05 05 Note Gauge Accuracy Note Flow Test There are two types of integrated suction systems for the Avance anesthesia machine Continuous Vacuum Regulator Three Mode Pipeline Vacuum Continuous Vacuum Regulator Three Mode Venturi Derived Vacuum For Pipeline Vacuum systems vacuum source of at least 500 mm Hg 67 kPa or 20 in Hg is required for testing The supply open flow must be a minimum of 50 L min For Venturi Derived Vacuum systems an O or Air source of at least 282 kPa 41 psi is required for testing The gauge needle should come
318. w fitting 8 mm Legris O ring large O ring small Check valve Bracket Venturi mounting Nut M4 Keps Cable tie Fitting barbed Legris Tubing Stock Number 1500 3158 000 1006 3663 000 1011 5002 000 1011 5001 000 1503 3090 000 1011 3508 000 1001 3808 000 1503 3089 000 1011 5000 000 1011 3509 000 1011 3510 000 9221 3032 116 1503 3108 000 1011 8002 000 1011 3359 000 0144 3717 000 0203 5915 300 1009 3137 000 Refer to section 10 32 05 05 M1046983 10 20 Auxiliary 05 Flowmeter and Sample Gas Return M1046983 05 05 10 Illustrated Parts Item Description 1 Cover panel for machines with Auxiliary O Cover panel for machines without Auxiliary O 2 Flowmeter 1 10 L min without fittings 3 Knob gray 4 Setscrew 5 Nipple Panel Mount Auxiliary O Outlet 6 Nut M12x1 75 SST 7 Screw M4X12 Pozidriv Pan HD 8 Washer M4 retaining Nylon 9 Coupling Colder 10 Jam Nut 11 Fitting 1 8 NPTM barb elbow 12 Tubing 13 Fitting 1 8 NPTM 6 mm Legris elbow 14 Plate Flowmeter Mounting 15 Screw 10 32x 3 8 16 Screw M4x8 Pozidriv DIN84 Apply Loctite 242 Note orientation of release do not apply Loctite tighten the nut until it is snug so that the coupler cannot be rotated by hand do not overtighten Apply Teflon tape Stock Number 1011 3230 000 1011 3263 000 1006 3841 000 1011 3471 000 9211 0830 053 1006 5177 000 0144 3132 140 1
319. wW N Loosen the five captive screws A that hold the Vent Engine cover to the housing Raise the cover to access the Vent Engine 6 Disconnect the Vent Engine harness B 7 Disconnect the white tube coupler C inline with tube to manifold pressure transducer on the Ventilator Interface Board 8 If present disconnect the black tube coupler D inline with tube AGSS flow indicator 9 Disconnect the drive gas hose E 10 Loosen the three captive screws F that hold the engine manifold to the housing 11 Liftthe Vent Engine out of the housing 12 To replace the Vent Engine reassemble in reverse order M1046983 05 05 9 33 Aisys 9 12 2 Replacing Vent Engine components Gas Inlet Valve A Inlet Filter B Regulator C Interface Manifold D Drive Gas Check Valve E Inspiratory Flow Valve F Reservoir G Inlet Valve Solenoid H 9 34 Refer to Section 6 for Vent Engine components that are to be serviced under regular maintenance Most of the components on the Vent Engine can be replace by removing the mounting screws and remounting the replacement part in place Inspect the two o rings that seal it to the manifold Replace as necessary To replace GIV shuttle valve components refer to Section 9 12 3 Install the filter with the smooth side facing up Inspect the o ring Replace as necessary Inspect the two o rings that seal it to the manifold
320. x cable valve interface 1009 3359 000 10 Outlet check valve replacement kit 1009 8246 000 includes o ring and flapper valve 11 Retainer flapper valve 1011 3516 000 12 O ring retainer 1011 3518 000 13 Elbow 1 4 inch tube to 1 8 inch NPT 1011 3071 000 14 Cable TSI interface 1011 3082 000 15 Screw M4x6 1009 3283 000 16 Screw M4x40 0140 6226 128 17 Lockwasher M4 external 9213 0540 003 Lubricate sparingly with Krytox 10 16 05 05 M1046983 10 11 Pipeline inlet fittings Item n Description Pipeline inlet 0 fittings Body 0 DISS Body 0 NIST Body 05 DIN Body 0 G 3 8 BSPP Pipeline inlet assembly O France Pipeline inlet assembly 05 Canada Pipeline inlet assembly O Australia Pipeline inlet N20 fittings Body N50 DISS Body N50 NIST Body N50 DIN Body N40 G 3 8 BSPP Pipeline inlet assembly 0 France Pipeline inlet assembly N20 Canada Pipeline inlet assembly 0 Australia Pipeline inlet Air fitting Body Air DISS Body Air NIST Body Air DIN Body Air G 3 8 BSPP Pipeline inlet assembly Air France service kit Pipeline inlet assembly Air Canada service kit Pipeline inlet assembly Air Australia service kit O ring bore seal 0 and N50 Air Sintered metal filter with o ring Pipeline check valve with o ring Gas Inlet Manifold replacement 0 Air Relief valve 689 758 kPa 100 110 psi Transducer pipeline pressure includes cable Screw M4x20 Lockwasher M4 M1
321. y User Calibration Show the normal user calibration menu Manifold P Span Calibrate manifold pressure transducer Insp Flow Zero Zero inspiratory flow valve Insp Flow Valve Calibrate inspiratory flow valve Bleed Resistor Calibrate bleed resister flow Paw Span Calibrate the airway pressure transducer Zero Gas Xducers Calibrate the gas supply transducers Cal Config Set vent drive gas and altitude Mixer P Zero Zero mixer pres transducer Previous Menu Return to previous menu Menu Item Message text Flow and Pressure Calibrate the flow and pressure sensors Circuit 02 Cell Calibrate Circuit 02 Cell Airway Gas Start Gas Calibration Calibrate CO2 02 N20 and agent measurements Backlight Test Push ComWheel to test back lights Test every month Previous Menu Return to the previous menu 05 05 M1046983 4 5 2 Manifold Span Instructions Manifold P Span menu M1046983 05 05 4 Install Service Menus The Manifold P Span instructions appear when the focus is on Manifold P Span menu item Read all steps before you start 1 Remove the breathing system the exhalation valve and the metal plate 2 Put 2 plugs in the manifold and the drive gas ports of the vent engine 3 Connect a pressure gauge in line with the manifold pressure transducer 4 Push the ComWheel to continue 5 Select Start Mani
322. y forty eight 48 months 6 5 6 3 Free breathing valve maintenance 6 6 6 4 MOPV pressure relief valve test 2 38 6 7 GAT TESt SETUP x ele RUBIO RR AIR AUC CREE RE 6 7 6 4 2 Test procedure isi iion elu MOEN ea ere rx eie rie a eee un 6 7 6 5 Pressure Limit Circuit test 6 8 6 0 MIXER TEST unn ore Xf tue ext Ree EU RR MARO laa 6 10 6 6 1 Mixer outlet check valve leak test 6 10 6 6 2 Mixer flow 6 10 6 7 Alternate 02 flowmeter tests 6 11 6 8 Auxiliary O2 flowmeter tests 6 12 6 9 Integrated Suction Regulator tests 6 13 6 10 Battery capacity test 00 cece In 6 15 6 11 Cable routing upper module 6 16 6 12 Cable routing lower module rack 6 20 Do not perform testing or maintenance on the Aisys anesthesia machine while it is being used on a patient Possible injury can result Items can be contaminated due to infectious patients Wear sterile rubber gloves Contamination can spread to you and others Obey infection control and safety pro
323. ylinder supplies for a high pressure leak Make sure that each cylinder has sufficient pressure If equipped turn the auxiliary O flow control fully clockwise no flow If equipped turn off venturi derived suction Open each cylinder Record the cylinder pressure Close each cylinder valve gt 0o Record the cylinder pressure after one minute If the pressure decreases more than indicated below there is a leak 690 kPa 100 psig for all gases If a cylinder supply fails this test install a new cylinder gasket and do this step again 4 Close all cylinder valves Do not leave gas cylinder valves open if the pipeline supply is in use Cylinder supplies could be depleted leaving an insufficient reserve supply in case of pipeline failure Establish O Air and if equipped 0 gas supplies SetO to 25 and if equipped N50 as balance gas For machines without N50 set Air as balance gas Settotal flow to 3 L min Stop the O supply Disconnect the pipeline supply or close the cylinder valve Make sure that a The low O supply pressure low alarm occurs b The N50 if equipped and O flows stop Air if selected flow continues or an Air selection prompt appears 3 7 Aisys 3 6 Flush Flow Test Possible Causes of Failure 3 8 1 With Bag Vent switch in Bag verify case has ended Setthe Bag Vent switch to Vent Attach a patient circuit an
324. ys 12 7 2 Mixer Output Label Range 02 Flow 0 1 15 02 Flow Verify 2 18 02 Flow Signal 0 0986 to 4 01 Vdc 02 Prop Valve Drive 25 mAto 180 mA Balance Gas ID None Air N20 Balance Flow XX X 0 1 15 for Air 0 1 12 for N20 Balance Flow Verify XXX 2 18 for Air 2 14 4 for N20 Balance Flow Signal f 0 0986 to 4 01 Vdc Balance Prop Valve Drive 25 mA to 180 mA 02 Select Valve Open Closed Air Select Valve Open Closed N20 Select Valve Open Closed ADC Ref Voltage Vdc 2 47 2 53 volts 12 20 05 05 M1046983 12 Service Application 12 7 3 Mixer Pressure and Temperature M1046983 05 05 Mixer Pressure and Temperature Label Range 02 Pressure 9 35 psi 02 Pressure Cal 0 25 3 00 Balance Pressure 9 35 psi Balance Pres Cal 0 25 3 00 Mixer Output Pres 9 30 psi Mixer Output Pres Cal 0 25 3 00 02 Temp 5 50 C 02 Temp Volts 0 25 3 00 Balance Temp 5 50 C Balance Temp Volts 0 25 3 00 12 21 Aisys 12 7 4 Gas Delivery Status 12 22 Gas Delivery Status Label 02 Flow Air Flow N20 Flow Agent Agent 96 Circuit Units Range XX X l min 0 1 15 8 XX X l min 0 1 15 8 XX X l min 0 1 15 8 XXX requires Gas Module X XX requires Gas Module ACGO SCGO 05 05 M1046983 12 7 5 Mixer Post Checkout Test Results M1046983 05 05 Mixer Post Checkout Test Results Label 02 Valve Leak Alt O2 Valve Leak Balance Gas Valve Leak

- Frank`s Hospital Workshop

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