- Frank`s Hospital Workshop
Contents
1. MGA 022X KION MultiGas 2000 4 4 Water trap receptacle on KMG 2000 4 4 1 Disassembly 1 Remove trolley covers on KION to make the multigas analyzer compartment accessible 2 Disconnect the sampling gas and purge gas tubes from the KMG 2000 To make the water trap receptacle replacement easier it is recommended to remove the compartment cover plate If so remove the four screws securing the KMG 2000 to the cover plate and the two screws securing the cover plate to KION Lift off the cover plate 3 From the rear side of KION remove the multigas analyzer compartment cover plate and disconnect the water trap receptacle cable from KM G 2000 4 Attach a pull wire e g a 50 cm long flexible cable to the old water trap receptacle tubing Use tape to attach the pull wire 5 Remove the small Torx screws securing the water trap receptacle to its housing 6 Carefully pull out the tubing cable and pull wire through the hole in the column 7 Remove the water trap receptacle housing from the column 4 4 2 Assembly 1 Mount the water trap receptacle housing on the column 2 Attach the tubing and the cable of the new receptacle to the pull wire Pull through the hole in the water trap receptacle housing and through the hole in the column 3 Route the cable to the rear of KION through the cable tie in the upper part of the multigas analyzer compartment Connect the water trap receptacle cable to KM G 2002. See section Internal tubing Disconnect the cable connector from the O sensor 4 Remove the two screws holding the O sensor and lift off the O sensor 4 8 2 Assembly Assembly is done in reverse order To mount the tubing see section Internal tubing E382 E392E 061 10 02 02 Siemens Elema AB 19 KION MultiGas 2000 Service M anual The KMG 2000 Service Software is required to e Perform an O sensor calibration if the O sensor and or the AION has been replaced e Update the configuration stored in AION EEPROM if the AION unit has been replaced This is done to secure traceability and to allow correct revision number to be shown on the KION Display 4 9 AION 4 9 1 Disassembly 1 Remove the cover from the KMG 2000 See section Cover 2 Removethe O sensor See section O sensor Remove cut the gas tubing See section Intemal tubing 4 Disconnect the cable connector from SCM 300 PC board 5 Loosen the two inner screws holding the AION 6 Remove the two outer screws holding the AION 6 Lift off AION 4 9 2 Assembly Assembly is done in reverse order To mount the tubing see section Internal tubing 20 Siemens Elema AB E382 E392E 061 10 02 02 Service M anual KION MultiGas 2000 MGA 018X 4 10 SCM300 PC board with connectors 4 10 1 Disassembly 1 Remove the cover from the KMG 2000 The KMG 2000 Service Software is required to See section Cover te the SCM 300 H ici ds
3. Vpos Host Positive power supply E382 E392E 061 10 02 02 Siemens Elema AB 13 KION MultiGas 2000 Service M anual 14 4 Disassembly and assembly 4 1 General All service associated with the KMG 2000 including disassembly and assembly is done in accordance with this Service M anual Only personnel trained and authorized by Siemens shall be permitted to perform installation service or maintenance of the KION and or the KMG 2000 4 2 Handling PC boards The PC board contains components that are highly sensitive to static electricity A Those who come into contact with circuit boards containing sensitive components Ate must take certain precautions to avoid damaging the components ESD protection When working with ESD sensitive components always use a grounded wristband and grounded work surface Adequate service tools must also be used PC boards spare or exchange parts must always be kept in protective packaging for sensitive electronic devices PC boards must not be inserted or removed while power is applied to the PC boards Remove and insert the PC boards very carefully to avoid damage to the connectors 4 3 Tools e Standard service tools e Torx wrench size T6 e Knife scalpel Siemens Elema AB E382 E392E 061 10 02 02 Service M anual Water Water Purge Sampling trap trap gas tube gas tube receptacle receptacle housing Cover plate Water trap receptacle cable
4. the separate O Sensor However the presence of O causes some interference and information from the O Sensor is used to compensate for that interference The GMB also includes a PCB with aEEPROM and components for pressure and temperature measurements Factory calibration data are stored in the EEPROM and the gas calibration data is updated during the gas span calibration 3 4 3 Pump Module The double action membrane pump has a built in flow control with its own flow sensor The delivered flow is very stable with minimal flow variations The design of the pump makes it very reliable with no maintenance necessary The water trap to be used with the KMG 2000 sets the default sampling flow rate to 200 ml min The Sampling flow rate can be changed to 120 ml min via the KION Display refer to the User s manual During the forced purge flow the pump capacity will be increased to create the forced purge flow This will not change the sampling flow rate 3 4 4 AION PC board The AION module has a PC board with CPU and memory functions This PC board controls the gas sampling system and performs calculations from the measured parameters The analog signals from the GMB and from the O sensor are converted to digital signals in the AION CPU The AION SW stored in a flash memory can be updated upgraded Refer to chapter Service procedures section Software installation The AION PC board has a5 V DC DC converter for its intemal po
5. 2 6 Rear panel The evacuation outlet connector and all external electrical connectors are mounted on the rear panel E382 E392E 061 10 02 02 Siemens Elema AB 7 KION MultiGas 2000 Service M anual 2 3 Functional principles This description refers to the functional block diagram see chapter Diagrams 2 3 1 Gas sampling system The KMG 2000 samples a continuous gas flow from the patient breathing circuit to measure concentra tions and to identify gases in the breathing gas A gas pump creates and controls the gas flow through the sampling system From the gas sampling line the gas enters the water trap where water droplets and secretions are separated from the flow and collected in the water trap container In the water trap the gas flow is divided in two parts e The sampling gas flow approx 90 of the total gas flow e The purge gas flow approx 10 of the total flow Both gas flows passes a filter inside the water trap This filter protects the sampling system from condensed water secretions bacteria and other kind of contamination The sampling gas flow passes e The Nafion tube where the moisture content and the temperature in the sampled gas are equalized to that of the ambient air e The Zero Calibration Valve ZCV Zero calibrations are performed automatically at regular intervals e The Gas Measurement Bench GMB The CO N O and anesthetic agents are identified and measure in the G
6. Change configuration type 1 and press Enter The actual configuration will be displayed together with the question Change configuration DONT 6 Type Y and press Enter 7 Press Enter until MGM SW NNNN appears Enter new SW revision number NNNN and press Enter 9 If PrC SW was updated press Enter until SCM SW NN appears Enter new SW version number NN and press Enter 10 Press Enter until the question Save new configuration Y N appears 11 Type Y and press Enter The new configuration is now saved 12 Type X and press Enter to exit debug mode Update the software revision label on the rear panel of the KMG 2000 1 Attach the new SW revision label included in the package at the SW revision label area on the rear panel of the KMG 2000 Restart KION before use E382 E392E 061 10 02 02 Siemens Elema AB 23 KION MultiGas 2000 Service M anual 5 3 Calibrations and verifications 5 3 1 Recommended Tools and Equipment e KION including KION Display e g SC 7000 or SC 9000XL e Calibration gas kit including gas bottle regulator and tubing Siemens Order No 52 07 415 E536U e Gas evacuation system for the calibration gas e Flowmeter 0 400 sml min with 1 5 accuracy or better Recommended Sierra Flow Control model 822 CE RFQ 1801 e Standard service tools Screwdriver Wire cutter and needle nose plier Calibration tube incl valve and collector bag Room ai
7. G 2000 is automatically performed by the Zero calibration valve For further information refer to chapter Description of functions section AION 5 3 8 O sensor calibration As the O sensor is flow sensitive the AION and the O sensor must be calibrated together The O sensor calibration must be carried out when either of the two units are replaces The O sensor calibration requires KMG 2000 Service Software 5 4 KMG 2000 Service Software The KMG 2000 Service Software run on a PC connected to the KMG 2000 will enable a number of service and troubleshooting options The KMG 2000 Service Software will e g display e Status for the different sub units e Error logs e Error log frequency e Messages from the KMG 2000 The KMG 2000 Service Software is required to e Update the configuration stored in the AION EEPROM if the AION unit has been replaced This is done to secure traceability and to allow correct revision number to be shown on the KION Display Perform an O sensor calibration if the O sensor and or the AION has been replaced e Adjust the potentiometers on the O sensor If the KMG 2000 Service Software is not used the measurement accuracy of the KMG 2000 will be outdated e Update the O sensor serial number stored in AION EEPROM if the O sensor has been replaced e Update the SCM 300 H W revision and S W version stored in AION EEPROM if the SCM 300 board has been replaced In
8. Operating M anual are indispensable complements to the Service M anual for proper servicing Abbreviations used in this manual Text inside a box is used to highlight important e KMG 2000 KION MultiGas 2000 information e KION Display Siemens Patient Care Monitors e g SC 7000 or SC 9000XL e In addition to the Important information given here and in the related documents always pay attention to applicable local and national Installation lei n e Only personnel trained and authorized Responsibility for the safe functioning of the by Siemens shall be permitted to install equipment reverts to the owner or user in all the KMG 2000 The installation and cases in which service or repair has been done by handing over procedures are described a non professional or by persons who are not in the KION MultiGas 2000 Installation employed by or authorized by Siemens and when Instructions the equipment is used for other than its intended purpose e Data on internal pressures are given in Pa bar Functional check Airway pressures are given in cm H O Pa e After any installation maintenance or service 1 hPa 1 mbar 1 mbar 1 hPa intervention in the KMG 2000 perform a 1 kPa 10 mbar 1 mbar 0 1 kPa Functional verification Refer to chapter Service 1 kPa 0 01 bar 1 bar 100 kPa procedures section Functional verification in this 1 kPa 10 cm H O 1cm H O 0 1 kPa peice Mantal 1 kPa 0 01 at 1 at 100 kPa 1 kP
9. for zero calibration and has no interference from other respiratory gases The O sensor delivers analogue information to the AION CPU via the P6 P5 connectors on SCM 300 PC board The analogue information is converted to digital and delivered to KION together with gas measurement information from AION AION uses the O concentration data to compensate for the O interference on the gas measurements performed by AION The O sensor is powered with 5 VDC from AION via P5 P6 on SCM 300 PC board The KMG 2000 Service Software is required to e Adjust the potentiometers on the O sensor If the KMG 2000 Service Software is not used the measurement accuracy of the KM G 2000 will be outdated Perform an O sensor calibration if the O sensor and or the AION has been replaced e Update the O sensor serial number stored in AION EEPROM if the O sensor has been replaced E382 E392E 061 10 02 02 Service M anual The KMG 2000 Service Software is required to e Update the SCM 300 HAN revision and S W version stored in AION EEPROM if the SCM 300 board has been replaced SCM300 PC board KION Display MGA 010X EVAC O P3 SWISW2 PI P2 P4 CDI o o O 9 bd MGA 011X P1 Software installation and service com connector KION M ultiGas 2000 3 6 SCM300 PC board The electrical connectors and switches accessible on the rear panel are mounted on the SCM 300 PC board The PC board is also an inte
10. procedures If the Gas span calibration passed the system is functional and no further troubleshooting is necessary If the Gas span calibration failed proceed as follows and repeat the Gas span calibration after each action 2 Replace the AION KM G 2000 Service Software is required 3 Replace the O Sensor KMG 2000 Service Software is required 7 Preventive maintenance The KMG 2000 must be serviced at regular intervals by personnel trained and authorized by Siemens Any maintenance or service must be noted in a log book Preventive maintenance must be performed at least once every year as long as the unit is not used more than normal Normal operation is estimated to correspond to approx 5 000 hours of operation As the KMG 2000 is an integrated part of the KION System preventive maintenance of the KMG 2000 and the KION should be performed at the same time It is recommended that maintenance and service is done as a part of a service contract with Siemens 7 1 Performing the Preventive maintenance e Replace the water trap receptacle including tubing Refer to chapter Disassembly and assembly e Replace the water trap and sampling line e Perform a Leakage test Refer to chapter Service procedures e Perform a Gas measurement check Refer to chapter Service procedures e Perform a Zero Calibration Valve test Refer to chapter Service procedures e A Pre use check of the KION Sy
11. tube close to the O connector 2 Use ashar knife e g a scalpel to remove the 9 tube remains from the connector 3 Do not re use the cut tubes The length of the tubes are important for correct functionality 4 7 2 Connection e The tubing connected to the water trap receptacle is factory mounted and must not be exchanged separately See Water trap receptacle below MGA 015X e When fitting tubing on to nipples push the tubing all the way to the base of the nipple to ensure Connections tightness No Lenght e Avoid kinks and small radius bends in the gas 1 350 mm tubing Tubing with a small radius bend may work well at room temperature but may become blocked 2 280 mm at higher temperatures 3 280 mm 4 350 mm 5 110 mm Purge gas inlet From O sensor To O sensor Sampling gas inlet Evacuation outlet 18 Siemens Elema AB E382 E392E 061 10 02 02 Service M anual MGA 016X The KMG 2000 Service Software is required to e Adjust the potentiometers on the O sensor If the KMG 2000 Service Software is not used the measurement accuracy of the KMG 2000 will be outdated Perform an O sensor calibration if the O sensor and or the AION has been replaced e Update the O sensor serial number stored in AION EEPROM if the O sensor has been replaced KION MultiGas 2000 4 8 O sensor 4 8 1 Disassembly 1 Remove the cover from the KMG 2000 See section Cover Cut the gas tubing
12. 0 4 Route the tubing through the hole in the rail adjacent to the KMG 2000 5 Re mount the multigas analyzer compartment cover plates 6 Connect the sampling gas tube to the left inlet and the purge gas tube to the right inlet on the KMG 2000 7 Remount the trolley covers on KION 8 Perform a Functional verification Refer to chapter Service procedures E382 E392E 061 10 02 02 Siemens Elema AB 15 KION MultiGas 2000 Service M anual 4 5 Removal and installation of Sampling gas tube Purge gas tube Cover plate 6 Bracket screw Bracket Bracket screw MGA 021X RS232 Evacuation 24V DC Water trap communication tube power receptacle cable cable cable KMG 2000 in KION 4 5 1 Removal Remove trolley covers on KION to make the multigas analyzer compartment accessible Disconnect the sampling gas tube and purge gas tube from the KMG 2000 Remove the four screws securing the KMG 2000 to the cover plate and the two screws securing the cover plate to KION Lift off the cover plate From the rear side of KION remove the multigas analyzer compartment cover plate Loosen the two bracket screws remove the bracket and pull out the KMG 2000 Disconnect the Water trap receptacle cable Evacuation tube RS232 communication cable 24V DC power cable Lift off the KMG 2000 4 5 2 Assembly 1 Place the KMG 2000 in position in the multigas anal
13. 2 Remove the two screws on the rear panel holding cari ki in AA para 300 the metal shield and lift off the metal shield board has been replaced 3 Disconnect the two flat cable connectors from the SCM 300 PC board 4 Remove the five screws holding the SCM 300 PC board 5 Lift off the SCM 300 PC board 4 10 2 Assembly Assembly is done in reverse order E382 E392E 061 10 02 02 Siemens Elema AB 21 KION MultiGas 2000 Service M anual 5 Service procedures 5 1 Functional verification After any installation maintenance or service intervention in the KMG 2000 perform a 1 Leakage check 2 Gas measurement check If the KMG 2000 should fail in any of these checks remedy the cause and repeat the test The functional verification checks must be passed before the KMG 2000 can be released for clinical use 5 2 Software installation The following softwares can be downloaded in the flash memones via the connector P1 e Protocol Converter Software PrC SW e Gas Analyzer Software AION SW 5 2 1 Tools e Download program Hitachi FLASH Development Tool kit Included on the Software upgrade CD ROM e TTY terminal software e g HyperTerminal on PC e Service cable Siemens Order No 47 14 346 E536U 5 2 2 Parts e Software upgrade CD ROM including download program e Software version label sticker 5 2 3 FLASH Development Tool kit e For installation refer to information stored on t
14. 3 Inthe FLASH Development Toolkit window select File menu item Open and load the AION_V_X_X_X_X MOT included on the CD Select Image menu item Download image 5 Inthe FLASH Controller window Connection panel set Select Interface Direct Connection Select processor SH 7044F in Device selection Select appropriate COM port Set baud rate to 19200 Select Connection BOOT Mode 6 Click on Connect under commands and wait until communication is established and verified with Connection complete If communication cannot be established reduce baud rate to 9600 or lower and repeat step 6 7 Click on Download file The download starts and will continue a few minutes 8 Make sure that the download is verified with Image successfully written to device 9 Switch off the PC and disconnect the service cable Restart KION before use KION MultiGas 2000 5 2 7 Configuration update Update the configuration stored in the AION EEPROM to allow correct revision to be shown on the KION Display The Configuration update can be performed in two ways e Using a PC with a terminal program as described below e Using the KMG 2000 Service Software Configuration update using a PC with a terminal program 1 Start the KION 2 Start TTY Terminal on the PC 3 Adjust settings to 38400 baud 8 bit no parity 1 stop bit 4 Type the command d5 and press Enter The SCM Menu will appear 5 Select
15. 31 8 1 Functional block diagram cir 31 E382 E392E 061 10 02 02 Siemens Elema AB 3 KION MultiGas 2000 Service M anual 1 Important General Symbols used in this manual e This Service M anual is intended to give service e ESD sensitive components Make personnel sufficient knowledge about the KION sure to take precautions to avoid A MultiGas 2000 KMG 2000 to be able to diagnose damaging ESD sensitive components any possible problem or failure and to identify SC d Ars which part or component that causes the problem or failure The description is limited to a level which allows the service personnel to track problems down to parts that are found in the Special waste Make sure to dis spare part list card disposables and replaced parts f 3 according to local regulations and in e This Service Manual is also intended to give an environmentally acceptable way information how to perform preventive maintenance and to make functional checks and calibrations e Documentation for the KMG 2000 consists of Technical training Refers to the SC 7000 SC 9000XL User s guide oa training supplied by KION Operating Manual i KION Service Manual KION MultiGas 2000 Service M anual KION MultiGas 2000 Installation Instructions e Service contract Refers to the KION MultiGas 2000 Spare Parts List Service contract supplied by e The SC 7000 SC 9000XL User s guide and the Siemens KION
16. SIEMENS KION MultiGas 2000 Service M anual E382 E392E 061 10 02 02 KION MultiGas 2000 Service M anual Notes 20 000 SiemensElema AB E382E392E061 100202 Service M anual KION MultiGas 2000 Contents de EES RR E REA 4 2 ue e EE 6 2 1 Feeds eegenen eg 6 2 2 Mechanical OV EE 7 2 3 eelste Ce lee lei 8 3 Description of fUNCtIONS aaa 9 3A Water Re E 9 3 2 Water trap EE eegen 9 33 Nafi Re 10 34 AION RE ETA E 10 3 5 O SENSON EI 12 SG SCM3200 PC di pipeline 13 CS GE e E 13 4 Disassembly and assembly AAA 14 LI corea kere A EEE AEE REEE ES 14 42 Handing PE 210 te EE 14 43 ella 14 4 4 Water trap receptacle ON KMG 2000 ii 15 4 5 Removal and installation of KMG 2000 in KION sssssssssssssssssssssrrssssrrrssssrrrreeerrrrreesenne 16 4 OVD ARR I EIA 17 4 7 RENT ek UDINI PORRE CAR RR CORR RE RE ANENA ENE 18 4 8 O E WE 19 4 9 AION PR EE 20 4 10 SCM 300 PC board with Connectors pini 21 e Service tel ER e NR E we viele Kn ele AE 22 5 2 Software stiano della 22 5 3 Calibrations and verfications cena 24 5 4 KMG SEENEN eege 27 CDe Ee ed le WE 28 IRE III II III 28 6 2 Problem indentification iii aa 28 6 3 PHOrto IoUbISSNOoHt Osip 28 6 4 COMMUNE nale 28 6 5 Inaccurate information lr 29 7 Preventive maintenance a nta ae 29 7 1 Performing the Preventive maintenance ii 29 Een esenee r e E E E E aaee e a E EEE rE
17. a 0 01 kgf cm 1 kgf cm 100 kPa 1 kPa 0 01 kp cm 1 kp cm 100 kPa 1 kPa 0 145 psi 1 psi 6 9 kPa 4 SiemensElema AB E382E392E061 100202 Service M anual 1 Important Hazard notices e Before disassembling or assembling the KION and or the KMG 2000 make sure that the Gas supply is disconnected Mains power cable is disconnected KION power switch is set to Off If the power switch is set to Standby or On the internal battery will supply power to the PC boards Internal battery is disconnected when working inside the Power amp Communication interface The system is cleaned according to instructions in the KION Operating Manual chapter Routine cleaning With power supply connected to the KION System there are energized electrical components inside the unit All personnel must exercise extreme caution if fault tracing or adjustments are performed with power supply connected Warnings e The KMG 2000 must not be used with flammable anesthetic agents e Water emptied from the water trap should be disposed of in accordance with local regulations for contaminated and biologically hazardous fluids e The water trap should be disposed of in accordance with local regulations for contaminated and biologically hazardous items e The evacuated gas must be handled in a suitable manner to prevent hazardous levels of anesthetic gases to be built up in the ambient air e Analyzer performance is lik
18. ansmit data 3 Cant Host amp MGI Differential CAN bus high line 4 Vpos Host Positive power supply 4 CanH Host amp MGI Differential CAN bus high line 5 ServiceTd KMG AION and SCM service transmit data 5 Gnd Ground D Vpos Host Positive power supply 6 Td br RS232 Transmitted data 7 nc No connection 7 Cts Host or MGI RS232 Clear to send 8 nc No connection 8 Rts Prc RS232 Request to send 9 PGnd Power ground 9 Rd Host or MGI RS232 Received data 10 DGnd Digital ground 10 nc No connection 11 PGnd Power ground 11 TdLoop MGI RS232 Transmitted data loop back 12 DataRd Host AION receive data 12 RtsLoop PrC RS232 Request to send loop back 13 PGnd Power ground 13 CtsLoop MGI RS232 Clear to send loop back 14 ServiceRd Host AION and SCM service receive data P2 Power supply connector 14 RdLoop Pr 15 nc RS232 Received data loop back No connection No Name Source Description P4 Water trap receptacle connector I Vpos Host Positive power supply 1 Vwt Positive voltage Short circuit protected with 50 ohm 2 Vpos Host Positive power supply Not used 3 nc No connection 2 Wt Type Water trap type Low Connection to ground for 4 PGnd Power ground high flow and open circuit for low flow 5 PGnd Power ground 3 WtMounted Water trap mounted Connection to ground D PGnd Power ground when water trap mounted 7 PGnd Power ground 4 DGnd Digital ground 8 Vpos Host Positive power supply 9
19. arts must be used PC boards spare parts must always be kept in a package for sensitive electronic devices Siemens will not otherwise assume responsibility for the materials used the work performed or any possible consequences of same E382 E392E 061 10 02 02 Siemens Elema AB 5 KION MultiGas 2000 Service M anual 2 Introduction MGA 001X 2 1 General description The KION MultiGas 2000 KM G 2000 is intended for All gases in the gas sample except O are identified integration in the KION Anesthesia System and measured by an infrared sensor O is identified The KMG 2000 delivers gas measurement data to be and measured by a paramagnetic O sensor shown on the KION Display The information created by the KMG 2000 is The KMG 2000 is a side stream multigas analyzer delivered to the KION Display where the information intended to monitor respiratory and anesthetic gases s calculated and shown sampled from the breathing circuits of adult pediatric and neonatal patients The gases measured are O CO N O Halothane Enflurane Isoflurane Sevoflurane and Desflurane in any combination 6 SiemensElema AB E382E392E061 100202 Service M anual Maier tuba ae DC board 2 2 Mechanical overview 2 2 1 Water trap The DRYLINE water trap consists of two parts a filter housing with hydrophobic anti bacterial filter and a container for separated waste 2 2 2 Wa
20. as Measurement Bench GMB e The O Sensor where the O content is identified and measured The purge gas flow passes e The Purge Flow Valve PFV The PFV automatically flushes the sampling system if the sampling gas flow is obstructed Both gas flows are now mixed and connected to the pump After passing the pump the gas flow is routed back to the patient breathing circuit via the evacuation outlet 8 Siemens Elema AB 2 3 2 Data communication Analog signals from the GMB and the O sensor are converted to digital signals by the AION CPU This digital information is delivered to the KION Display via the Protocol Converter PIC 2 3 3 Control system The pump and thus the gas sampling flow rate is controlled by information from the water trap receptacle Switches in the water trap receptacle identifies if a water trap is connected Calibration information is stored separately in EEPROMs in the GMB in the pump and in the AION PC board Software upgrades updates of the AION SW and the PrC SW can be performed via a PC connected to P1 The switches SW1 and SW2 selects the flash memory to be upgraded updated The 24 V DC power is supplied via connector P2 from the KION power supply Both the SCM 300 PC board and the AION PC board has separate DC DC converters and 5 V stabilizers E382 E392E 061 10 02 02 Service M anual KION MultiGas 2000 3 Description of functions This description in this chapter also refer
21. at cable PC board 120 ANN via the KION Display refer to the User s manual MGA 006X e The low flow water trap This version of the water trap is not used in this application It activates only the lower switch This low flow water trap is inten ded to be used in applications where the sampling gas is not routed back to the patient circuit If no water trap is connected or if a water trap without container is connected both switches are inactive The pump and thus the gas flow through the KMG 2000 is automatically stopped to prevent contamination The control signal cable from the water trap receptacle PC board is connected to the SCM 300 PC board via connector P4a E382 E392E 061 10 02 02 Siemens Elema AB 9 KION MultiGas 2000 Service M anual Pneumatic Module Gas Measurement Pump Base Module including ION PC board MGA 007X The KMG 2000 Service Software is required to e Perform an O sensor calibration if the O sensor and or the AION has been replaced e Update the configuration stored in the AION EEPROM if the AION unit has been replaced This is done to secure traceability and to allow correct revision number to be shown on the KION Display 10 Siemens Elema AB 3 3 Nafion tube The Nafion tube equalizes the moisture content and the temperature in the sampled gas to that of the ambient air This is to reduce the influence on the measurements from h
22. ay Check connectors cables etc 5 Check the power supply to the KMG 2000 Check connectors cables etc 6 Check electrical connections inside the KMG 2000 Replace cables if necessary 7 Replace the SCM 300 PCBoard KMG 2000 Service Software is required 8 Replace the AION KMG 2000 Service Software is required E382 E392E 061 10 02 02 Service M anual KION MultiGas 2000 6 5 Inaccurate information 6 5 1 Leakage 1 Perform a Leakage check refer to chapter Service procedures If the Leakage check passed go to section 6 5 2 Gas measurement If the Leakage check failed proceed as follows and repeat the Leakage check after each action 2 Replace the water trap and the sampling line 3 If an extra water trap receptacle is available connect it to the KMG 2000 and repeat the Leakage check Replace the water trap receptacle if necessary 4 Check all internal tubings inside the KMG 2000 Replace tubings if necessary 5 Replace the AION KM G 2000 Service Software is required 6 Replace the O Sensor KMG 2000 Service Software is required 6 5 2 Gas measurement 1 Perform a Gas measurement check refer to chapter Service procedures If the Gas measurement check passed the system is functional and no further troubleshooting is necessary If the Gas measurement check failed go to section 6 5 3 Gas span 6 5 3 Gas span 1 Perform a Gas span calibration refer to chapter Service
23. cations stated below this includes the accuracy of the calibration gas Gas Min Max CO 4 1 5 9 O 47 7 56 3 NO 36 2 43 8 Isoflurane 2 54 3 46 13 If the displayed values are within these specifi cations the Zero calibration valve check passed If the displayed values are outside these specifications the Zero calibration valve check failed Replace the AION Close the calibration gas bottle valve and follow the procedure for purging and removing the calibration gas kit Refer to 5 3 2 Calibration setup 26 Siemens Elema AB 5 3 6 Gas span calibration This procedure must be performed only if the Gas measurement check shows that the unit is outside the gas measurement specifications During Gas span calibration a calibration gas with accurately known gas concentrations is introduced into the KMG 2000 gas sampling system If there are differences between the measured and expected values span calibration factors are stored in the AION EEPROM and the measured values will be compen sated by these factors Note Always perform a Leakage check before starting the Gas span calibration Refer to 5 3 3 Leakage check Warning The calibration gas contains substances that may be detrimental to your health During the Gas span calibration assure that the KMG 2000 is connected to an effective gas evacuation system e g the hospital s EVAC system Proceed as follows 1 Verify that you operate the KMG 2000 wit
24. ell with the purge flow restrictor The forced purge flow forces water and secretions in the sampling line into the water trap container The forced purge flow is routed from the water trap directly to the pump and out through the evacuation outlet It will not pass the Gas Measurement Bench or the O Sensor If the total flow remains below the limit value the forced purge flow function will be repeated up to four times until further forced purge cycles are inhibited The purge function is automatic and is not possible to start manually E382 E392E 061 10 02 02 Service M anual Light Filter wheel source optical filter MGA 008X Gas Gas inlet outlet Measurement chamber Host interface Infrared detector Signal processing KION MultiGas 2000 3 4 2 Gas Measurement Bench The CO NO and anesthetic agents are identified and measured in the Gas Measurement Bench GMB The GMB consists of an IR light source a rotating filter wheel with optical filters connected to a DC motor the gas measurement chamber and an IR light detector The measurement of CO NO and the anesthetic agents in the sampling gas is based on the fact that the different gas components absorb infrared light at specific wavelengths The filter wheel has eight optical filters to allow an accurate analysis of any mixture of these gases As O does not absorb infrared light to the same extent as other breathing gases O is measured by
25. ely to be degraded in the presence of operating electrosurgical or diathermy equipment KION MultiGas 2000 Service e The KMG 2000 must be serviced at regular intervals by personnel trained and authorized by Siemens Any maintenance or service must be noted in a log book Preventive maintenance must be performed at least once every year as long as the unit is not used more than normal Normal operation is estimated to correspond to approx 5 000 hours of operation Details are found in this Service Manual chapter Preventive maintenance a It is recommended that maintenance and service is done as a part of a service contract with Siemens All disposable parts shall be discarded according to local regulations and in an environmentally acceptable way When working with ESD sensitive components always use a grounded wrist band and a grounded work surface Adequate service tools must always be used A Are To the responsible service personnel e The contents of this document are not binding If any significant difference is found between the product and this document please contact Siemens for further information We reserve the right to modify products without amending this document or advising the user Only personnel trained and authorized by Siemens shall be permitted to perform installation service or maintenance of the KION and or the KMG 2000 Only Siemens genuine spare p
26. he Software upgrade CD ROM e For details about the FLASH Development Tool kit see its built in manual 5 2 4 Preparation 1 Connect the service cable between P1 on rear panel and the serial COM port on the PC 2 Set the KION to Standby and start the PC 22 Siemens Elema AB 5 2 5 Protocol Converter Software PrC SW 1 Push SW1 on the rear panel LED lights up 2 Start the download program 3 In the FLASH Development Toolkit window select File menu item Open and load the SCM_V_X_X MOT included on the CD Select Image menu item Download image 5 In the FLASH Controller window Connection panel set Select Interface Direct Connection Select processor SH 7044F in Device selection Select appropriate COM port Set baud rate to 19200 Select Connection BOOT Mode 6 Click on Connect under commands and wait until communication is established and verified with Connection complete If communication cannot be established reduce baud rate to 9600 or lower and repeat step 6 7 Click on Download file The download starts and will continue several minutes 8 Make sure that the download is verified with Image successfully written to device 9 Switch off the PC and disconnect the service cable Restart KION before use E382 E392E 061 10 02 02 Service M anual 5 2 6 Gas Analyzer Software AION SW 1 Push SW2 on the rear panel LED lights up 2 Start the download program
27. hin its specified operation temperature humidity and atmospheric pressure refer to the KION Display User s manual 2 Connect a water trap and a sampling tube 3 Power up the KION system and let it stabilize for at least 10 min or until the displayed message M ultigas warming up disappears 4 Connect the calibration gas kit Refer to 5 3 2 Calibration setup 5 On the KION Display set the sampling flow rate to 120 ml min Refer to the KION Display User s manual 6 On the KION Display select the Agent parameter box to bring up the Agent menu Refer to the KION Display User s manual 7 Check that ID Override is set to OFF 8 Access Service menu and enter Biomed password 4712 9 Select MultiGas MGM Calibration Note The path to select MGM calibration differs between the KION Display software versions 10 When message Supply Gas Mixture and then Press Continue displays supply calibration gas to the system Refer to 5 3 2 Calibration setup 11 Wait 30 s for stabilization 12 Select Continue 13 Wait for the message PASS The calibration is finished 14 Press the Main Screen key to return to the main screen 15 Close the calibration gas bottle valve and follow the procedure for purging and removing the calibration gas kit Refer to 5 3 2 Calibration setup E382 E392E 061 10 02 02 Service M anual KION MultiGas 2000 5 3 7 Gas zero calibration Gas zero calibration of the KM
28. k Note Always perform a Leakage check before starting the Gas measurement check Refer to 5 3 3 Leakage check Warning The calibration gas contains substances that may be detrimental to your health During the Gas measurement check assure that the KMG 2000 is connected to an effective gas evacuation system e g the hospital s EVAC system Proceed the check as follows 1 Verify that you operate the KMG 2000 within its specified operation temperature humidity and atmospheric pressure See the User s manual 2 Connect a water trap and a sampling tube Power up the KION system and let it stabilize for at least 10 min or until the displayed text Multigas warming up disappears 4 On the KION Display set the sampling flow rate to 120 ml min Refer to the User s manual 5 Connect the calibration gas kit Refer to 5 3 2 Calibration setup 6 Supply calibration gas to the system Refer to 5 3 2 Calibration setup 7 Wait 30 s for stabilization 8 Check that the displayed values are within the specifications as stated below accuracy of the calibration gas included Gas Min Max CO 4 1 5 9 O 47 7 56 3 NO 36 2 43 8 Isoflurane 2 54 3 46 9 If the displayed values are within these specifi cations the Gas measurement check passed If the displayed values are outside these specifications perform a Gas span calibration Close the calibration gas bottle valve and follow the procedure for purgi
29. ng and removing the calibration gas kit Refer to 5 3 2 Calibration setup E382 E392E 061 10 02 02 Siemens Elema AB 25 KION MultiGas 2000 Service M anual 5 3 5 Zero calibration valve check Note Always perform a Leakage check before starting the Zero calibration valve check Refer to 5 3 3 Leakage check Warning The calibration gas contains substances that may be detrimental to your health During the Zero Calibration valve check assure that the KMG 2000 is connected to an effective gas evacuation system e g the hospital s EVAC system Proceed as follows 1 Verify that you operate the KMG 2000 within its specified operation temperature humidity and atmospheric pressure refer to the KION Display User s manual Connect a water trap and a sampling tube Power up the KION system and let it stabilize for at least 10 min or until the displayed message Multigas warming up disappears 4 Connect the calibration gas kit Refer to 5 3 2 Calibration setup 5 Onthe KION Display access Service menu and enter Biomed password 4712 Refer to the KION Display User s manual Select Calibration 7 Supply calibration gas to the system Refer to 5 3 2 Calibration setup 8 Wait 15 s for stabilization 9 Select MGM Calibration 10 Wait for message Multigas zero accepted 11 Press the Main Screen key to abort the calibration sequence 12 Verify that the displayed values are within the specifi
30. oubleshooting is described in section 6 4 Communication e Problem with the information created by the KMG 2000 wrong CO O or agent concentration long rise or response time message MultiGas data invalid on the KION Display Troubleshooting is described in section 6 5 Inaccurate information 28 Siemens Elema AB 6 3 Prior to troubleshooting Prior to any troubleshooting 1 Checkthatthe sampling line and the water trap are correctly mounted 2 Checkthat the sampling gas tube the purge gas tube and the evacuation tube are correctly connected to the KMG 2000 6 4 Communication Set the KION to Standby and wait until the text KM G 2000 Warming Up is displayed on the KION Display Check if communication between the KION Display and the KMG 2000 is established as follows 1 Remove the water trap Check that the message MultiGas data invalid appears on the KION Display 2 Connect the water trap Check that the message MultiGas data invalid disappears on the KION Display If communication is not established proceed as follows and repeat the communication test after each action 3 Check the electrical connection between the water trap receptacle and the KMG 2000 If an extra water trap receptacle is available connect it to the KMG 2000 and repeat the communication tests Replace the water trap receptacle if necessary 4 Check the RS232 communication between the KM G 2000 and the KION Displ
31. r Sampling tube Ka o D c 2 S 2 Koi MGA 019X Calibration setup 24 Siemens Elema AB 5 3 2 Calibration setup The calibration gas kit is required for the e Gas measurement check e Gas span calibration e Zero calibration valve check Warning The calibration gas contains substances that may be detrimental to your health During use of calibration gas assure that the KM G 2000 is connec ted to an effective gas evacuation system e g the hospital s EVAC system During calibration of the KMG 2000 different sampling flows are used 70 200 ml min This is automatically controlled by the KMG 2000 As the flow regulator on the calibration gas bottle is set to approx 150 ml min the collector bag must be used as a gas reservoir to ensure sufficient calibration gas supply to the KMG 2000 Supply calibration gas to the system as follows 1 Connect the calibration gas equipment to the sampling tube as shown in the illustration Note Make sure that the 3 way valve on the calibration tube is set to room air 2 Carefully open the calibration gas bottle valve to fill the collector bag with calibration gas Note Fill the collector bag carefully The bag will not withstand high gas pressure 3 When sufficient amount of calibration gas is collected in the bag switch the 3 way valve on the calibration tube to calibration gas 4 The calibration gas from the collector bag will now be s
32. rconnection board between AION the O sensor and the water trap receptacle For further information regarding connec tors refer to section Rear panel below and to the Functional block diagram The KMG 2000 is powered by 24 V DC from the KION power supply The SCM 300 PC board has a 5 VDC voltage converter for its internal electrical circuits The Protocol Converter PrC CPU on the SCM 300 PC board converts the gas measurement information from the AION RS232 protocol to the RS232 protocol used in KION The KION MGI inside KION converts the KION RS232 protocol to the CAN protocol used by the KION Display The PrC SW stored in a flash memory can be updated upgraded Refer to chapter Service procedures section Software installation 3 7 Rear panel The rear panel of the KMG 2000 has the following connectors and switches P1 Software and service communication connector P2 Power supply connector P3 Monitor communication connector P4 Water trap receptacle connector SW1 Switch with integrated LED used when installing PrC SW SW2 Switch with integrated LED used when installing AION SW EVAC Evacuation outlet connector for sampling gas P3 Monitor communication connector No Name Source Description No Name Source Description I DGnd Digital ground I Cant Host amp MGI Differential CAN bus Tow Tine 2 Vpos Host Positive power supply 2 Cent Host amp MGI Differential CAN bus low line 3 DataTd KMG AION tr
33. s to the functional block diagram see chapter Diagrams 3 1 Water trap 10 90 The DRYLINE water trap protects the gas analyzer system from condensed water secretions bacterial contamination and dust It consists of two parts a filter housing with hydrophobic anti bacterial filter and a container for separated waste The filter housing has one gas sample inlet to be connected to the sampling tube In the water trap the sampling flow is divided in two parts e Sampling gas flow approx 90 e Purge gas flow approx 10 There are two outlets in the filter housing one for each gas flow The DRYLINE water trap to be used with the KMG 2000 is designed for a sampling flow of 120 200 ml min For further information see Water trap receptacle below MGA 005X 3 2 Water trap receptacle Purge inlet Sample inlet The water trap is connected to the water trap receptacle There are two gas connections on the receptacle one for the sampling gas flow and one for the purge gas flow The two electrical switches on the water trap receptacle detects if a water trap is present and identifies the version of the connected water trap The water trap receptacle is designed to identify two different water trap versions e The high flow water trap This version of the water trap is to be used with the KMG 2000 The water trap activates both switches The sampling flow is by default set to 200 ml min but can be changed to Fi
34. stem must be performed before connecting the system to a patient E382 E392E 061 10 02 02 Siemens Elema AB 29 KION MultiGas 2000 Service M anual Notes 30 Siemens Elema AB E382 E392E 061 10 02 02 Service M anual KION MultiGas 2000 8 Diagrams 8 1 Functional block diagram WATER TRAP RECEPTACLE PNEUMATIC MODULE SCM300 PC BOARD EVACUATION OUTLET REAR PANEL n MGA 004X E382 E392E 061 10 02 02 Siemens Elema AB 31 KION MultiGas 2000 Service Manual Order No 65 43 040 E392E E382 E392E 061 10 02 02 Siemens Elema AB Electromedical Systems Division 2001 2002 All rights reserved No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without the prior permission of the copyright owner in writing Subject to alterations without prior notice Issued by Siemens Elema AB Electromedical Systems Division SE 171 95 Solna Sweden Printed in Sweden Price group 7 1102 2nd English edition November 2002
35. structions for the KMG 2000 Service Software is included in the software package E382 E392E 061 10 02 02 Siemens Elema AB 27 KION MultiGas 2000 Service M anual 6 Troubleshooting 6 1 General Before you start any troubleshooting begin if possible by questioning the person reporting the fault Ask how the fault appeared Make sure that there has been no operating error There should be a logical trend to your trouble shooting First try to trace the faulty function Then the most suitable procedure is to track down the exact fault by systematically replacing individual spare parts one at a time One purpose of the Description of functions and the Diagrams in this Service Manual is to make it easier to trace faults Before any KION or KMG 2000 cover is removed make sure that the mains power supply is disconnected With mains power supply connected to the unit there are energized electrical components inside the equipment All personnel must exercise extreme caution when in the vicinity of this equipment if fault tracing or adjustments are performed with mains power supply connected and covers removed After any service intervention in the KION System perform a Function check according to instructions in the Operating M anual 6 2 Problem identification Technical problems with the KMG 2000 can be divided in two main groups e No communication established between the KION Display and the KMG 2000 Tr
36. ter trap receptacle The water trap is connected to the water trap receptacle Switches on the water trap receptacle detects that a water trap is connected The sample gas flow is routed from the water trap receptacle to the KMG 2000 via a Nafion tube 2 2 3 AION The AION is the gas measuring unit It contains the following modules e Pneumatic Module Interconnection between the different parts of the gas sampling system Includes two solenoid valves the zero calibration valve ZCV and the purge flow valve PFV e Gas Measurement Bench GMB Identifies and measures the gases CO NO Halothane Enflurane Isoflurane Desflurane and Sevoflurane e Pump Module Creates and controls the gas sampling flow KION MultiGas 2000 Waler trap recepiack Fist pang e AION PC board Integrated in the AION base module Contains CPU EEPROM and software Controls the gas sampling system and performs calculations from the measured parameters 2 2 4 O sensor The paramagnetic O sensor identifies and measures the O concentration in the gas sample 2 2 5 SCM300 PC board The SCM 300 PC board is an interconnection between modules within the KMG 2000 and includes also all external electrical connectors The RS232 protocol converters are located on this PC board A metal shield covering the external connectors mounted on the SCM 300 PC board protects the interior from electromagnetic interference from the outside 2
37. umidity and to prevent from water condensation inside the sampling system 3 4 AION The AION is the gas measuring unit It is a complete unit and must not be disassembled The following modules are included in the AION e Pneumatic Module e Gas Measurement Bench e Pump Module e Base Module including AION PC board 3 4 1 Pneumatic Module The pneumatic module interconnects the pump the gas measurement bench and the O sensor There are two solenoid valves in the pneumatic module the zero calibration valve and the purge flow valve Zero Calibration Valve ZCV To establish a gas zero concentration reference ambient air is routed through the Gas Measurement Bench via the Zero Calibration Valve The automatic zero calibration of the AION will be performed e During warm up e At a temperature change gt 1 C in the GMB e Every 4 hours e At gas span calibration Purge Flow Valve PFV During normal sampling condition there is always a small purge flow approx 10 of the total flow through the KMG 2000 This purge flow is created by the purge flow restrictor If there is an obstruction in the sampling line this will be detected by the flow sensor in the pump as a decreased flow If the total flow from the two water trap outlets drops below 40 ml min for more than one second the forced purge flow function is activated during 12 seconds This forced purge flow is created by the Purge Flow Valve connected in parall
38. upplied to the system Adjust the calibration gas bottle valve to keep a sufficient amount of calibration gas in the collector bag during the calibration procedure 5 When the calibration is completed close the calibration gas bottle valve 6 Allow the KMG 2000 to purge the gas in the calibration setup including the collection bag into the gas evacuation system 7 Set the 3 way valve to room air 8 Remove the calibration gas kit E382 E392E 061 10 02 02 Service M anual 5 3 3 Leakage check Note Always perform a Leakage check before initiating any calibration or verification procedures To make a Leakage check on the KMG 2000 the rear cover on KION must be removed and the evacuation tube connected to the KMG 2000 must be disconnected Perform the Leakage check on the KMG 2000 unit with sampling tube and water trap connected 1 Connect the flowmeter to the evacuation outlet on the rear panel of the KM G 2000 2 Power up the system Verify that the value on the flowmeter is 200 ml min 20 ml min or 120 ml min 12 ml min if the flow rate setting is set to 120 4 Occlude the sampling line inlet by using your fingertip 5 Verify that the value on the flowmeter decreases to 0 10 ml min If the leakage acceptance requirements are not fulfilled check the pneumatic system carefully for leaks and damaged tubing The Leakage check must then be repeated KION MultiGas 2000 5 3 4 Gas measurement chec
39. wer supply and for O sensor power supply E382 E392E 061 10 02 02 Siemens Elema AB 11 KION MultiGas 2000 Service M anual Permanent magnets Photo al detector Light source Feedback I Li signal Current Output proportional _____ gt Voltage to Os conc proportional to Oo conc MGA 009X GND 12 Siemens Elema AB 3 5 O sensor The O sensor is a paramagnetic sensor that measures the O content in the sampled gas mixture The sensor output is one volt for a concentration of 100 oxygen O is distinguished from most other common gases by its paramagnetic properties This fact is used by the paramagnetic O sensor which has two nitrogen filled glass spheres mounted on a strong rare metal taut band suspension This assembly is suspended in a symmetrical non uniform magnetic field In the presence of paramagnetic O the glass spheres are pushed further away from the strongest part of the magnetic field The strength of the torque acting on the suspension is proportional to the O concentration A feedback system creates a current that balances the torque acting on the suspension assembly The feedback current is directly proportional to the partial pressure of O in the sample A voltage output is derived that is proportional to the current which in tum is proportional to the O concentration The O sensor has no consumable parts and has a consistent performance over time It requires no reference gas
40. yzer compartment Connect the Water trap receptacle cable Evacuation tube RS232 communication cable 24V DC power cable Mount the bracket screws loosely Slide the KMG 2000 into correct position inside the multigas analyzer compartment Mount the bracket Do not tighten the bracket screws yet Mount the cover plate Tighten the four screws securing the KMG 2000 to the cover plate Tighten the two screws securing the cover plate to the KION Connect the sampling gas tube to the left inlet and the purge gas tube to the right inlet on the KMG 2000 On the rear side of KION Squeeze the KM G 2000 and the bracket together and tighten the two bracket screws Mount the cover plate Remount the trolley covers on KION 16 Siemens Elema AB E382 E392E 061 10 02 02 Service M anual KION MultiGas 2000 4 6 Cover 4 6 1 Disassembly 1 Unscrew the four screws 2 Pull off the cover 4 6 2 Assembly Assembly is done in reverse order Manca E382 E392E 061 10 02 02 Siemens Elema AB 17 KION MultiGas 2000 Service M anual WNoh A1 4 7 Internal tubing 4 7 1 Disconnection The tube 1 connected to the gas sample inlet on AION having a silicon sleeves in both ends should be disconnected by carefully pulling it off the connector Note To protect all other connectors from damage when disconnecting the intemal tubing proceed as follows Ov sensor 1 Use a wire cutter to cut the
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