DeVilbiss 525 Series Service Manual Page 2
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- Table of contents
- TROUBLESHOOTING
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TABLE OF CONTENTS
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
- DeVi l b i s s 1
- TABLE OF CONTENTS 2
- IMPORTANT SAFEGUARDS 3
- NO SMOKING 3
- INITIAL INSPECTION 4
- PATIENT SETUP 4
- OPERATING INSTRUCTIONS 5
- PATIENT ALERT SYSTEM 5
- ROUTINE PATIENT MAINTENANCE 6
- BETWEEN PATIENT MAINTENANCE 7
- 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 F 12
- TROUBLESHOOTING CHART E 12
- PROPER REPAIR PROCEDURES 13
- ACCUMULATOR PRESSURE TEST 14
- CAPACITOR 14
- CABINET REMOVAL 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 18
- ROTARY VALVE 18
- SIEVE BED CHECK VALVES 18
- FIGURES, DIAGRAMS, AND VIEWS 19
- WARRANTY INFORMATION 39
- ORDERING INFORMATION 40
- Accessories 41
- Components 525DS 525KS 41
- DECLARATION OF CONFORMITY 43
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