LFT5508 Viaclin 2502 Service Manual Issue 3 .d
Contents
1. pum 1 5190 A n Aiddng 1 1 1 Sd des Sir A 0 z l 4 1 1 1 1 M EM BI ecole yous 6 1 1 sulen KY 1 Jezzng I 1 I 1 1 1 1 1 1 I 1 1 1 1 1 1 1 I 1 1 1 1 1 I 1 1 Addne Issue 3 6 1 LFT5508 Oct 02 VIACLIN MODEL 2502 Notes i It is recommended that the Viaclin system is part of a planned preventative maintenance scheme ii To prevent damage normal electrostatic control procedures must be observed when working on the Power Unit iii Electrical safety checks must be carried out on completion of any routine maintenance or workshop repairs iv Details of tubing the power unit is shown in Section 8 TUBING DETAILS SCHEMATIC Power Unit General ECU Conn N A Maint Repair Check the security of the wiring and tightness of screws and integrity of component mountings rectify as necessary 2 Check pneumatic tubing for hardening or cracking and replace as necessary 3 Switch on the electrical power supply 4 Check all pneumatic connections for air leaks and rectify as necessa2. 9S dld 9S dld WWQS 9S7dld 9S8 dld 2019 HOLOIH IS3H J3ATVAHOLOH 455 HJON3 IIS 0 31ON Issue 3 87 LFT5508 Oct 02 VIACLIN MODEL 2502 2 MATTRESS OVERLAY Issue 3 VIACLIN MODEL 2502 880mm ITEM DESCRIPTION PART No QTY Overlay Assembly 5 201 5 217 B Overlay Top MAT4124 Overlay Bottom 4125 D Strap Set MAT4169 Locating Loop 4190 2 Airpipe Assembly 5 202 Airpipe Cover 5 218 2 800mm ITEM DESCRIPTION PART No QTY Overlay Assembly 5 201 3 Cover 800mm 5 217 3 800 5475 Overlay Bottom 800mm MAT5477 D Strap Set 800mm MAT5478 Locating Loop 800mm MAT4190 2 F Airpipe Assembly 800mm 5 202 1 Airpipe Cover SA218 2 680mm ITEM DESCRIPTION PART No QTY Overlay Assembly SA201 4 A Cover 5 217 4 Overlay Top 5505 Overlay Bottom 5506 D Strap Set MAT5507 Locating Loop MAT4190 2 F Airpipe Assembly SA202 2 Airpipe Cover 5 218 2 LFT5508 8 9 Issue 3 VIACLIN MODEL 2502 Oct 02 AIRPIPE ASSEM
3. state prior to carrying out the test Start Service Mode and press the Alarm Reset button once this will start the compressor Let the compressor run for 30 minutes to get to the Hot state If the system has been running for at least hour prior to starting Service Mode the compressor is assumed to be in the state and do not need to be run for 30 minutes Remove the tubing from the compressor and connect the test equipment 4540 in its place Note Ensure Test Equipment is connected to the pressure outlet of the compressor not the vacuum side 2 Switch the power unit On Adjust the aneroid sphyg to read 00mmbhg 3 Check the flow rate on the flow meter reads not less than 5 5 Itr min If using test equipment other than TE4540 the flow rate should read 7 Itr min or greater 4 Switch off remove test equipment reconnect the tubing to the compressor Notes i If using a 1 12 Itr glass tubed flow meter read the value from the top of the float ii If using a plastic bodied flow meter read the value from the centre of the float Test Eqpt TE4540 5315 LFT5508 6 3 Issue 3 VIACLIN MODEL 2502 Oct 02 3 Silencer The silencer smoothes pressure fluctuations in the pneumatic system and absorbs any noise being carried in the airflow from the compressor It is fitted into a recess in the chassis and held in place by the casing Spigot outlets from the silencer have 8mm diameter silicone tubing push fitt
4. Chassis Assembly NOT SPARED LFT5508 8 1 Issue 3 VIACLIN MODEL 2502 Oct 02 FRONT COVER ASSEMBLY C ITEM DESCRIPTION PART No QTY A Front Cover Assembly 5 226 5 Label CPR Reanimation LAB5476 Fuse Anti Surge MSEI185 2 D Strain Relief Bush 5 1819 Female Connector MSM4130 Male Connector Large MSM4131 G Male Connector Small MSM4524 H Mains Switch CONA4549 Splashproof Switch Cover MSM4835 Switch Bezel MSM4836 K Reset Pushbutton c w Loom MSM5362 L Mains Cable Assembly 5 228 M O Ring large male connector 5 4217 O Ring small male connector MSM4666 O Stepped Washer outside MEC4518 Washer MI2 Nylon inside MSM4519 Q LED Loom Assembly MSM5357 R Label Front LAB4387 NOT Label DO NOT SWITCH OFF mains plug LAB427 SHOWN LFT5508 8 2 Issue 3 VIACLIN MODEL 2502 Oct 02 REAR COVER ASSEMBLY ITEM DESCRIPTION PART No QTY A Rear Cover SA205 B Filter MECI605 Vinyl Cover for Hooks 5 4127 2 D Rear Label LAB5449 Screw SCR452 4 F Washer 5361 4 LFT5508 8 3 Issue 3 VIACLIN MODEL 2502 Oct 02 CHASSIS ASSEMBLY ITEM DESCRIPTION PART No QTY A Compressor Assembly 5 213 B Nylon Bush MSM41 13 Rotorvalve Assembly RV80I D ECU Insulating Shee
5. SERVICE MANUAL LFT5508 Issue 3 VIACLIN Alternating Pressure Mattress O verlay Model 2502 LFT5508 AMENDMENT RECORD CHANGE TECH REVISION NOTE NOTE BRIEF DETAILS SIGNATURE DATE 2 025 02 011 02 To have common flow restrictor assembly for 2503 amp K Wilson 3 9 02 5202 023 02 2 Replace part number MEC483 with 14753 K Wilson 16 9 02 _ Redrawn instruction diagrams to show overlay straps K Wilson 3 10 02 around mattress z Reformated Viaclin service manual 2502 so that it is K Wilson 22 10 02 similar in structure as the newer manuals Changed text 5 5 Itr min to 6 5 Itr min Added note EXISTING 2501 OR 2502 THAT REQUIRE A REPLACEMENT POWERUNIT WILL BE REPLACED BY A 2503 POWER UNIT SA242 AND AN APPROPRIATE ADAPTER REF MOD KIT 14831 See IU 088 02 POLICY STATEMENT Pegasus Ltd has a policy of continuous product improvement and reserves the right to change details presented in this Service Manual without notice Tel 44 0 23 9278 4200 Fax 44 0 23 9278 4250 E mail custserv pegasus uk com Web Site www pegasus uk com Section LTF5508 LIST OF CONTENTS Title SAFETY STATEMENT INTRODUCTION General System Description SETTING UP OPERATION Setting Up Profiling and Knee Breaking Moving the Bed and Power Cuts CPR Cardio Pulmonary Resuscitation Deflation Removal Carrying and Storage
6. wall of the casing to that used for the mains switch 5 Front panel label The label has a hole for the tri coloured LED that indicates power supply on amber normal running mode green and fault red The LED is connected to the integral electronic control unit ECU via an IDT connector LFT5508 4 1 Issue 3 VIACLIN MODEL 2502 Oct 02 The base incorporates the following Suspension hooks To enable the unit to fit over the footboard of a bed 2 Air intake holes Covered on the inside by a small block of foam that serves as a primary air filter and protects the unit from ingress of dust A manufacturer s label is affixed to the rear of the base which bears electrical rating information and the serial number of the unit The interior of the base carries a mild steel chassis that is secured to the casing front by two screws The chassis incorporates the following Compressor ECU Rotorvalve Silencer Accumulator Pressure Switch Restrictor Block Alarm Buzzer LFT5508 42 Issue 3 VIACLIN MODEL 2502 Oct 02 4 4 TECHNICAL DETAILS Cycle Control Cycle Time Supply Voltage Power Rating Fuse Rating Noise Level Nominal Dimensions Electrical Safety Classification Mode of Operation Symbols Environment Usage and Storage EMC LFT5508 VIACLIN MODEL 2502 Purpose designed distributor valve supplying operating air to the inflatable cells 12 minutes 220 240Vac 50Hz 40VA Power Unit 1A Antisurge x
7. Connectors ECU Conn N A Maint Repair l Check connectors visually for obvious signs of wear specific damage 2 Check locking mechanisms 3 Lubricate the connector spigots sparingly with an appropriate grease Test Set Up Connect the airpipe to the power unit and run the system check for any air leaks this check should be carried out at the same time as the mattress check Test Eqpt N A Item 8 Overlay ECU Conn N A Maint Repair 1 Check visually for obvious signs of wear specific damage 2 Carry out airpipe connector checks as for Item 7 Repair of the top deck is by the use of replacement cells l To implant a cell insert first carefully remove the connector Roberts valve from the cell by cutting around the connector base leaving a circular hole Take care not to cut through into the bottom layer of the cell when removing the connector 2 Roll the insert into a long thin tube and pass through the hole into the defective cell with its Roberts valve protruding through the hole 3 Gently inflate the insert and position it carefully within the cell 4 Secure the Roberts valve of the cell insert to the cell wall using a washer of mattress material fitted over the valve and glued to the cell wall using UPVC solvent cement Repair of the bottom deck is by replacement Test Set Up Connect the overlay to the power unit and run the system check for any air leaks this check sh
8. the status light on the power unit front panel will be green If at any time the mains power should be removed from the power unit an audible alarm will be heard This audible alarm may be cancelled by pressing the alarm reset button for approximately 2 seconds If the product develops a defect whilst in use the status light will turn red and an audible alarm will be heard This alarm may be cancelled by turning the mains power switch on the side of the power unit to the OFF O position then pressing the alarm reset button for approximately 2 seconds FAULT FINDING SYMPTOM ACTION No lights on power unit Check power unit is connected to the mains power supply and that the power unit switch is turned to the ON 1 position Status light red and alarm sounding or alarm sounding but no lights Turn mains switch on power unit OFF press alarm reset button for approximately 2 seconds until alarm cancels then switch on again a If the status light does not illuminate mains power to the power unit has been lost Check that the power unit is connected to the mains supply and that the power unit switch is turned to the ON 1 position b If the alarm clears then returns after approximately 12 minutes check air connection between power unit and mattress overlay ensuring that all air connectors are pushed fully home and that the airpipe is not folded or bent causing air flow to be reduced Turn mains switch on
9. 2 Mains Plug NC30 Mattress Inflated Mattress narrow Length 1900mm Length 1900mm Width 880mm Width 800mm Height 130mm Height 130mm Weight 3 8kg Weight 3 5kg Power Unit Height 203mm Width 220mm Depth 115mm max Weight 2 3kg Conforms to BSEN 60601 1 Class 1 Type B Continuous Alternating Current Mains Switch 1 On Power connected to the mains supply 0 Off Power disconnected from mains supply Type B Air Humidity 3090 to 7590 Ambient Temperature 0 C 32 F to 40 104 This equipment complies with EMC requirements If effects are noticed the affected equipment should be moved apart 4 3 Issue 3 Oct 02 SECTION 5 INFECTION CONTROL CLEANING 5 1 INFECTION CONTROL Infection Control and routine cleaning must be carried out in accordance with your local Infection Control Policy 5 2 CLEANING GUIDELINES WARNING ENSURE THE POWER UNIT IS DISCONNECTED FROM THE MAINS ELECTRICITY SUPPLY BEFORE CLEANING CAUTION Do not immerse the power unit in water Do not high temperature autoclave or use Phenolic based products for cleaning It is recommended the system is cleaned between users or approximately every 2 weeks if in constant use Overlay and Cover Wipe down with warm water containing detergent dry thoroughly before use The cover may also be machine washed 80 Swab with a solution of Sodium Hypochlorite or similar 1 000 to 10 000ppm available chlorine dry thoroughly befor
10. Alarms and Fault Finding CONSTRUCTION OF PRODUCT Major Elements of the System Mattress Power Unit Technical Details INFECTION CONTROL AND CLEANING Infection Control Cleaning Guidelines EQUIPMENT MAINTENANCE General Power Unit Mattress TEST EQUIPMENT PARTS LIST Power Unit Mattress VIACLIN MODEL 2502 Issue 3 Oct 02 SECTION 1 SAFETY STATEMENT l l The VIACLIN system must be used in accordance with the manufacturer s instructions 1 2 The mains electricity supply within the building where the VIACLIN system is to be used must comply with IEE Regulations 1 3 Only personnel trained or formally approved by Pegasus Ltd in operation and maintenance of Pegasus systems may perform maintenance modification or repair work on Pegasus Ltd Power Control Units 1 4 Unqualified personnel attempting to work on Pegasus Ltd Power Control Units risk serious injury to themselves and others and possibly death by electrocution Do not work or attempt to work on Pegasus Power Units unless you are properly qualified to do so 1 5 Pegasus Ltd systems are designed to comply with all relevant electrical safety manufacturing and performance standards published by ISO IEE amp BSI 1 6 Materials used for cleaning procedures may subject to COSHH regulations manufacturer s Instructions for Use must be followed at all times 1 7 Materials used for maintenance and repair may be subject to COSHH regulations manu
11. BLY LFT5508 8 10 Issue 3 VIACLIN MODEL 2502 Oct 02 800mm ITEM DESCRIPTION PART No QTY A Red Airpipe male connector 5 202 3 B Red Airpipe female connector 5 202 4 Black male connector 5 202 5 D Black Airpipe female female connectors 5 202 6 O Ring male connectors 5 4217 2 Connector MSM744 Elbow Connector MSM745 H Straight Connector MSM748 2 Retaining Strap MAT4180 Tubing PVC Black 3 8 PIPI959 640mm 800mm ITEM DESCRIPTION PART No QTY A Red Airpipe male connector 5 202 3 B Red Airpipe female connector 5 202 4 Black male connector 5 202 5 Black Airpipe female female connectors 5 202 6 Ring male connectors 5 4217 2 Connector 5 744 Elbow Connector MSM745 H Straight Connector MSM748 2 Retaining Strap MAT4180 Tubing PVC Black 3 8 PIPI959 560mm 680mm ITEM DESCRIPTION PART No QTY A Red Airpipe male connector 5 202 3 B Red Airpipe female connector 5 202 4 Black male connector 5 202 5 D Black Airpipe female female connectors 5 202 6 O Ring male connectors 5 4217 2 Connector 5 744 Elbow Connector MSM745 H Straight Connector MSM748 2
12. Once inflated check the securing straps and tighten if required For maximum benefit use only one sheet loosely placed over the mattress If the sheet is tucked in ensure that it is left loose over the mattress to avoid hammocking Once a patient is placed on the mattress the system will adjust automatically to the patient characteristics weight position to provide optimum clinical benefit for each patient The mattress may feel firm at first until it has adjusted to the individual Allow approximately 15 minutes for this automatic adjustment to be completed If the mattress does not perform as described above please refer to Section F of this guide Alarms and Fault Finding 3 2 PROFILING KNEE BREAKING The system may be used while the bed is in the profiled or knee break position With the bed in its present position loosen release the Overlay securing straps 2 Change the bed to the required position profile or knee break 3 Re secure the securing straps NOTE Straps must be attached to moving parts of the bed frame to avoid jamming the bed mechanism or stretching the overlay LFT5508 3 3 Issue 3 VIACLIN MODEL 2502 Oct 02 3 3 MOVING THE BED AND POWER CUTS CAUTION The patient will not receive the benefit of the VIACLIN system while it is disconnected and the power unit is switched off Therefore the system should be reconnected as soon as possible once the bed has been moved to its ne
13. Retaining Strap MAT4180 Tubing PVC Black 3 8 PIPI959 445mm LFT5508 8 11 Issue 3 VIACLIN MODEL 2502 Oct 02 MISCELLANEOUS ITEM DESCRIPTION PART No QTY Check Valve Assembly 5 238 Check Valve 5 5031 Tubing Silicone 5 8 756 as required Tubing PU Clear 1 8 1 4 PIP788 as required Tie Wrap Base MSM347 as required Tie Wrap small MSM550 as required Tape Marine PVC Black for strapping the airpipes together 5 4191 as required Loom Mains ECU MSM5359 Loom Reset Button Earth MSM5360 Loom LED Earth 5 5361 Loom Mains Fuses MSM5363 Overlay Carry Bag MAT5404 as required LFT5508 8 12 Issue 3 VIACLIN MODEL 2502 Oct 02 TED PEGASUS LIMITED Pegasus House Waterberry Drive Waterlooville Hampshire PO7 7XX England Tel 44 0 23 9278 4200 Fax 44 0 23 9278 4250 E Mail custserv pegasus uk com Website www pegasus uk com PEGASUS and the associated device marks are Trademarks of Pegasus Limited Pegasus Limited has a policy of continuous product improvement and reserves the right to amend specifications presented in this brochure c Publication Reference LFT5508 Issue 3 Pegasus Ltd England 2002 LE 6 545506
14. aneroid sphyg 04 to each line of test connector TE4827 2 Fit test connector between power unit and airpipe 3 Set the pressure switch to attain cell pressures of 40 50mmHg Ensure the pressure switch operates at 40mmHg nominal on the fall Test Eqpt TE4827 004 x3 LFT5508 6 5 Issue 3 VIACLIN MODEL 2502 Oct 02 Item 6 Rotorvalve The rotorvalve is a rotary pneumatic valve that enables airways to open and close as the rotor turns thereby enabling air to be fed to and from the overlay It is driven by an integral motor gearbox Pressure Switch Rotor and Stator matched pair Motor Gearbox Drive Retaining Pin Silencer Compression Spring ECUI Conn PL5 Maint Repair Remove Rotorvalve Assembly Disconnect the tubing from the restrictor block and airpipe connectors 2 Disconnect the motor lead from ECU PL5 3 Undo the 3 screws securing the Rotorvalve to the chassis Remove the rotorvalve assembly complete 4 Replacement is the reverse of the above Replace rotorvalve rotor and stator l Remove silencer from rotorvalve 2 Axially depress the Rotorvalve rotor and slide the rotor drive retaining pin along the slot in the top face of the Rotor until the pin is clear of the gearbox drive shaft The rotor stator and compression spring can then be slid axially off the drive shaft 3 Fit the compression spring stator and rotor in order on to the drive shaft Depress the r
15. e use It is recommended that the system is cleaned regularly and after each patient use In many cases it will only be necessary to remove the overlay cover for cleaning Where there is obvious soiling a full cleaning or sterilization procedure will have to be carried out Ensure overlay and cover are fully dry before use CAUTION HYPOCHLORITE ETHYLENE OXIDE OR DRAEGER PARTS PER MILLION SYSTEM AVAILABLE COVERS ONLY CAUTION LFT5508 5 1 Issue 3 VIACLIN MODEL 2502 Oct 02 Power Unit Wipe down with warm water containing detergent dry thoroughly before use Wipe down with a solution of Sodium Hypochlorite or similar up to 10 000ppm available chlorine dry thoroughly before use CAUTION Cleaning procedure SODIUM HYPOCHLORITE MM IE 1 000 10 000 PARTS PER EE MILLION AVAILABLE pores R CHLORINE CI CAUTION CAUTION The overlay mattress overlay cover and power unit may also be decontaminated by using ETO Ethylene Oxide or the Draeger method LFT5508 5 2 Issue 3 VIACLIN MODEL 2502 Oct 02 SECTION 6 EQUIPMENT MAINTENANCE The item numbers shown at the top left hand corner of the box drawn around each item are used in the Maintenance and Parts sections for identification purposes i e Item in each section is the ECU Item 2 is the compressor etc koqJeoc oL JOJON
16. ed to enable pneumatic connection to the compressor and restrictor block ECU Conn N A Maint Repair l There are no maintenance actions to be carried out on the silencer Repair is by replacement 2 It is recommended the silencer is replaced annually Test Set Up There are no tests to be carried out on the silencer Test Eqpt N A Item 4 Restrictor Block The restrictor block enables airflow to and from the following Silencer Pressure Switch Air Connector for side formers only Rotorvalve ECU Conn N A Maint Repair Remove all tubing from restrictor block and ensure all spigots are clear of obstructions Test Set Up There are no tests to be carried out on the restrictor block Test Eqpt N A LFT5508 6 4 Issue 3 VIACLIN MODEL 2502 Oct 02 5 Pressure Switch The plastic bodied pressure switch is an integral part of the rotorvalve unit The pressure at which the switch trips can be adjusted and set by a means of a knurled nut The pressure switch is a single pole electrical switch actuated via a diaphragm that responds to the system air pressure Electrical connections to the ECU are via an IDT connector ECU Conn PL3 Maint Repair The only replaceable part of the pressure switch is the micro switch l Disconnect electrical connections and tubing then remove the rotorvalve assembly from the power unit 2 Undo the two screws securing the mot
17. facturer s Instructions for Use must be followed at all times LFT5508 Issue 3 VIACLIN MODEL 2502 Oct 02 SECTION 2 INTRODUCTION 2 1 GENERAL The VIACLIN Alternating Pressure Mattress Overlay is designed for use whenever patients have some mobility problems and or who are vulnerable to pressure ulcer development and or who have existing tissue damage It gives gentle dynamic support to bedridden and immobile people in recumbent supine and knee break postures providing alternatively support then pressure relief to each part of the underside of the patient The bed can be repositioned whilst the Mattress Overlay is still inflated The system is suitable for use in hospitals nursing homes and in the community 2 2 SYSTEM DESCRIPTION The system consists of a power unit and a mattress overlay Audio and visual alarms activate if a fault condition exists for more than three minutes compressor failure overlay or airpipe failure An audio alarm sounds if the mains supply fails disconnected or switched off These alarms alerts medical staff to the malfunction The specially constructed overlay comprises a series of pairs of transverse cells which are inflated and deflated alternately Air to inflate the overlay is provided by an electronically controlled power unit The air pressure in the overlay is continuously monitored and the system is completely self regulating The overlay is connected to the power unit by means of an ai
18. or gearbox to the base plate and swivel the motor through 180 to allow access to the four screws securing the pressure switch cover to the base plate 3 Remove the thumbscrew plastic collar and spring from the pressure switch pillar noting the orientation of the collar 4 Remove the screws securing the pressure switch cover and remove the cover and actuating plate taking care not to disturb the pressure sac Remove the actuating plate from the cover 5 Remove the rubber sleeve from the top front microswitch connector Using a 1 5mm Allen key remove the two grub screws securing the micro switch to the cover and remove the micro switch 6 Replace the microswitch and secure in place using the grub screws removed at 5 Replace the rubber sleeve on the top front connector 7 Refit the actuating plate into the cover ensuring the flat side is away from the micro switch 8 Taking care not to disturb the pressure sac replace the pressure switch cover ensuring the actuating plate fits over the pillar Secure the cover using the screws removed at 4 9 Replace the spring plastic collar and thumbscrew on the pillar ensuring the collar is oriented as noted in 3 10 Swivel the motor gearbox through 180 and secure in place using the screws removed at 2 11 Refit the rotorvalve assembly in the power unit Reconnect the electrical connections and tubing 12 out a pressure test Test Set Up Carry out pressure test Fit an
19. otor aligning the slot in its top face with the transverse hole in the drive shaft 4 Reinsert the drive retaining pin through the drive shaft and release pressure on rotor 5 Refit silencer Replace Motor Gearbox I Remove rotorvalve see replace rotorvalve rotor and stator Paras and 2 2 Undo two screws securing the motor gearbox to pressure switch base plate and remove motor gearbox 3 Fit new motor gearbox 4 Re fit rotorvalve see replace rotorvalve rotor and stator Paras 3 to 5 5 Test Rotorvalve operation as detailed below continued LFT5508 6 6 VIACLIN MODEL 2502 Issue 3 Oct 02 Item 6 Rotorvalve continued Maint Repair Rotorvalve Maintenance Repair continued l Check the rotorvalve airways are clean and clear of obstruction wash the rotor and stator in mild detergent solution 2 Check the rotor and stator faces for signs of wear and tear or pitting Replace if necessary Note Rotor and stator must be replaced as a matched pair 3 Replace silencer filter Test Set up Switch on power unit and ensure that the Rotorvalve is cycling the tone of air escaping from the outlet tubes will change regularly if all is well 2 Ensure the rotor motor gear box is running smoothly If the rotor is noisy a major overhaul is required 3 Check Rotorvalve rotation is correct one full cycle of mattress inflation 12 minutes 0 5 min Test Eqpt N A Item 7 Air
20. ould be carried out at the same time as the airpipe check Test Eqpt N A LFT5508 6 7 Issue 3 VIACLIN MODEL 2502 Oct 02 SECTION 7 TEST EQUIPMENT TE004 TE4827 30 to 100mmHg CELL SET IDENTIFIER GAUGE Al A B H B H TE IDENTIFIER Ni n t Ke RESTRICTOR M TE4540 FLOWMETER 30 to 100mmHg GAUGE RESTRICTOR HOSE TAIL TO COMPRESSOR SILENCER TE5315 IDT IDT 4WAY 4 WAY 240 Vac COMPRESSOR TEST EQUIPMENT TE 5315 ON OFF WARNING 230 Vac ON ALL CONNECTORS This equipment must not be opened or adjusted by unauthorised personnel Pegasus Limited Pegasus House Waterberry Drive Waterlooville MAINS Hampshire PO7 7XX INPUT England Tel 44 0 23 9278 4200 Fax 44 0 23 9278 4250 Made in the United Kingdom FUSE 1 6A LFT5508 7 1 Issue 3 VIACLIN MODEL 2502 Oct 02 SECTION 8 PARTS LIST 1 POWERUNIT ASSEMBLY SA200 6 NOTE EXISTING 2501 2502 THAT REQUIRE A REPLACEMENT POWERUNIT WILL BE REPLACED BY A 2503 POWER UNIT SA242 AND AN APPROPRIATE ADAPTER REF MOD KIT MOD14831 ITEM DESCRIPTION PART No QTY A Front Cover Assembly SA226 5 B Back Cover Assembly SA205
21. power unit OFF press the alarm reset button for approximately 2 seconds until alarm cancels then switch on again Mattress overlay not inflating status light green Check all air pipes as in b above LFT5508 VIACLIN MODEL 2502 3 6 Issue 3 Oct 02 SECTION 4 CONSTRUCTION OF PRODUCT 4 1 MAJOR ELEMENTS OF SYSTEM The product comprises two major elements Mattress Overlay 2 Power Unit 4 2 MATTRESS OVERLAY The mattress has 18 transverse cells interconnected such that there are 2 sets of cells each being fully inflated then fully deflated The cells are chemically bonded to pneumatic tubing which is formed into a harness terminated by the CPR connector The Mattress has a cover which protects the mattress and the bed base from soiling by body fluids and has a smooth surface finish to facilitate cleaning 4 3 POWER UNIT The Power Unit comprises a housing that has a moulded lid a base and chassis assembly that is fixed together by four socket headed screws that also secure the hook assembly When closed the casing is sealed to IP44 The lid incorporates the following Mains switch double pole switch mounted the side wall of the casing 2 Alarm reset button Fixed adjacent to the mains switch 3 Fuses Two Amp anti surge fuses are fitted adjacent to the mains switch 4 Air connectors There are three connectors to enable connection of the airpipe fitted to the opposite side
22. rpipe which features quick release connections at the power unit end for convenience and rapid deflation to allow cardiac resuscitation procedures Operator controls are purposely kept to a minimum The overlay is positioned on top of the normal bed mattress LFT5508 2 1 Issue 3 VIACLIN MODEL 2502 Oct 02 SECTION 3 SETTING UP OPERATION 3 1 SETTING UP CAUTION Use only on top of the existing bed mattress Remove the bedding from the bed up Ensure there are no sharp objects to damage the Overlay Place the Overlay on top of the bed mattress with the umbilical at the foot end of the bed Tuck the two end flaps under the bed mattress Secure the Overlay straps to the mattress Do not secure to the bed frame only secure Overlay straps loosely to the moving parts of the bed frame if applicable LFT5508 3 1 Issue 3 VIACLIN MODEL 2502 Oct 02 Connect the three connectors to the power unit connectors Plug the power unit into a suitable mains socket and switch on The system will take approximately 20 minutes to reach full inflation pressure at which time the green NORMAL light will come on and the amber light will extinguish During this start up phase the red FAULT light may come on and the audible alarm sound if this occurs turn the power unit off and back on again to reset the alarm LFT5508 32 Issue 3 VIACLIN MODEL 2502 Oct 02 VIACLIN nating Pressure Overlay
23. ry 5 Lubricate spigot outlets sparingly with appropriate grease Test Set Up Carry out an overall operation test Test Eqpt N A Item 1 Electronic Control Unit The microprocessor controlled ECU is mounted on the chassis The ECU has a rechargeable battery that provides power for the ECU and alarm buzzer in the event of power failure it does not provide reserve power for the compressor or rotorvalve The battery can only be recharged by the ECU Control of the compressor is by the ECU in response to signals provided by the pressure switch which continually monitors system pressures The ECU also controls the status indicator on the front panel and the alarm buzzer and responds to activation of the alarm reset pushbutton ECU Conn N A Maint Repair The battery is the only maintainer serviceable item otherwise the ECU is repair by replacement Note To prevent damage normal static control procedures must be observed when working on the PMU Battery replacement replacement only needed if battery is charged and power down alarm fails Unsolder battery from ECU note orientation of battery 2 Solder new battery onto ECU ensuring it is in the same orientation as the old battery Test Set Up Testing of the ECU is carried out as part of the system test Test Eqpt N A LFT5508 6 2 Issue 3 VIACLIN MODEL 2502 Oct 02 Item 2 Compressor One Air Compressor is fitted
24. t MEC4173 ECU 5 220 1 Restrictor Block Assembly 5 207 Silencer Assembly 5 208 H Compressor Securing Screw SCR4873 4 Rotorvalve Assembly Securing Screw SCR4178 3 ECU Securing Screw SCR466 4 K Chassis Securing Screw SCR467 2 L Buzzer Securing Screw SCR466 M Buzzer c w loom MSM5356 Double Sided Tape MSM4497 roll LFT5508 8 4 Issue 3 VIACLIN MODEL 2502 Oct 02 COMPRESSOR ASSEMBLY ITEM DESCRIPTION PART No QTY A Filter MEC3024 B O Ring MSM3073 Filter Cover c w O Ring MLD3075 ROTORVALVE ASSEMBLY ITEM DESCRIPTION PART No QTY A Pressure Switch MEC5087 Pressure Switch Microswitch MSE4450 Motor Gearbox 5561 D Rotorvalve Rotor and Stator matched pair RV5086 Silencer c w foam insert MLD1650 Foam Insert MECI605 LFT5508 8 5 Issue 3 VIACLIN MODEL 2502 Oct 02 SILENCER ASSEMBLY ITEM DESCRIPTION PART No QTY Silencer Box MLD209 RESTRICTOR BLOCK ASSEMBLY A B C ITEM DESCRIPTION PART No QTY A Restrictor Block MEC817 Spigot MEC490 4 Blanking Plug MSM492 DESCRIPTION PART No QTY A Battery 5 1760 LFT5508 8 6 Issue 3 VIACLIN MODEL 2502 Oct 02 POWER UNIT TUBING DETAILS SCHEMATIC xova 4
25. w position If you need to move the bed with the Mattress Overlay still inflated or in the event of a major mains power failure carry out the following procedure l OVERLAY a Disconnect the two red airpipes from the power unit and quickly connect together b Disconnect the black airpipe from the power unit 2 POWER UNIT a Switch off and reset the power down alarm Disconnect from the mains b The overlay will remain inflated for over 24 hours The bed can now be moved LFT5508 3 4 Issue 3 VIACLIN MODEL 2502 Oct 02 3 4 CPR CARDIO PULMONARY RESUSCITATION In the event of cardiac arrest disconnect both red airpipes While system is operating normally disconnect from the power unit 2 While moving the bed disconnect from each other 3 5 DEFLATION REMOVAL CARRYING AND STORAGE POWER UNIT Switch off 2 Silence alarm 3 Disconnect from mains 4 Disconnect all airpipes 5 Remove from bed OVERLAY Undo all securing straps 2 Roll up the Overlay LFT5508 Issue 3 VIACLIN MODEL 2502 Oct 02 3 6 ALARMS AND FAULT FINDING ALARMS The VIACLIN Alternating Pressure Mattress Overlay is equipped with a sophisticated set of alarm functions these alert the user to the status of the available mains supply and any mattress overlay defect In normal conditions with mains power available the power unit turned on the mattress overlay fully inflated and alternating
26. which takes air from atmosphere within the power unit and delivers air to the overlay bottom deck via the silencer restrictor block airpipe and to the top deck via the silencer restrictor block rotorvalve and airpipe The Compressor has rubber mounting feet attached by screws and nuts to an aluminium baseplate a 4 way IDT connector for connection to the ECU a spigot outlet over which 8mm diameter silicone tubing is push fitted to enable pneumatic connection to the check valve from which tubing connects to the silencer ECU Conn PL4 Maint Repair Maintenance of the compressor consists of replacing the filter l Remove the filter cover from the end of the compressor remove the filter 2 Clean the filter housing surfaces and the disk 3 Fit a new filter and replace the cover Test Set Up Carry out compressor electrical tests Disconnect tubing from the compressor if fitted 2 Connect the compressor to the appropriate connector s on the test set TE5315 3 Connect the test set to mains and switch on No Load Test Check compressor runs with no excess vibration or noise if there is a defect the fuse may blow On Load Test This test is carried out at the same time as the flow rate test Carry out a compressor flow rate test with TE5315 connected as for the no load test if there is a Defect the fuse may blow Carry out a flow rate test on the compressor Note Ensure the compressor is in its
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