Table Of Contents - DeVilbiss 525DS Service Manual

T a B l e o F c o n T e n T S
general inForMaTion
Introduction ...................................................................................................................................................................................... 3
Important Safeguards ....................................................................................................................................................................... 3
Safety Precautions and General Warnings ........................................................................................................................................ 3
unPacking anD SeTuP
Initial Inspection ................................................................................................................................................................................ 4
Patient Setup .................................................................................................................................................................................... 4
Operating Instructions...................................................................................................................................................................... 5
MainTenance
Patient Alert System ......................................................................................................................................................................... 6
Routine Patient Maintenance ............................................................................................................................................................ 6
Periodic Homecare Provider Preventative Maintenance ................................................................................................................. 7
Between Patient Maintenance .......................................................................................................................................................... 7
Preventative Maintenance Summary ................................................................................................................................................ 7
TrouBleSHooTing
System Operation ............................................................................................................................................................................ 8
Normal Operating Sequence ........................................................................................................................................................... 8
Simplified Troubleshooting ............................................................................................................................................................... 9
Troubleshooting Chart A .................................................................................................................................................................. 10
Troubleshooting Chart B .................................................................................................................................................................. 11
Troubleshooting Chart C .................................................................................................................................................................. 11
Troubleshooting Chart D ................................................................................................................................................................. 11
Troubleshooting Chart E .................................................................................................................................................................. 12
Troubleshooting Chart F .................................................................................................................................................................. 12
coMPonenT TeSTing, rePair, anD rePlaceMenT
Proper Repair Procedures ................................................................................................................................................................ 13
Cabinet Removal .............................................................................................................................................................................. 14
Accumulator Pressure Test .............................................................................................................................................................. 14
Capacitor .......................................................................................................................................................................................... 14
Compressor ..................................................................................................................................................................................... 15
Cooling Fan ...................................................................................................................................................................................... 16
Final Check Valve ............................................................................................................................................................................. 16
Flow Meter ....................................................................................................................................................................................... 16
Hour Meter ...................................................................................................................................................................................... 16
Molecular Sieve Beds ....................................................................................................................................................................... 17
Power Cord...................................................................................................................................................................................... 17
Power Switch ................................................................................................................................................................................... 17
Pressure Regulator ........................................................................................................................................................................... 17
Printed Circuit Board (PC Board) .................................................................................................................................................... 18
Rotary Valve...................................................................................................................................................................................... 18
Sieve Bed Check Valves ................................................................................................................................................................... 18
FigureS, DiagraMS, anD vieWS
Figure Index ...................................................................................................................................................................................... 19
Exterior Views .................................................................................................................................................................................. 20
Interior Views ................................................................................................................................................................................... 23
Other Figures ................................................................................................................................................................................... 34
Pneumatic and Wiring Diagrams ...................................................................................................................................................... 37
WarranTy inForMaTion .................................................................................................................................................... 39
orDering inForMaTion anD ParTS liST
Ordering Information ....................................................................................................................................................................... 40
Parts Return and Ordering Policy..................................................................................................................................................... 40
Parts List ........................................................................................................................................................................................... 41
SPeciFicaTionS ......................................................................................................................................................................... 43
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LT-2023