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Fisher & Paykel
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Humidifier
Fisher & Paykel
MR480, MR700, MR720, MR730
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Ref. 185040646 MR730/720/700/480 Technical Manual
¯
Revision F
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Issued March 2001
8.12
P
OWER
PCB H
ARNESS
C
ONNECTION
D
IAGRAM
Contents
Main
Revision F changes, Section Description of Change
CONTENTS PAGE
Page
Page
Page
1.0 MR700 SERIES GENERAL SPECIFICATIONS_________________________
1.1 ELECTRICAL SPECIFICATIONS
1.3 TEMPERATURE CONTROL
1.4 TEMPERATURE SENSING
1.5 TEMPERATURE DISPLAY
1.6 GLOSSARY OF ABBREVIATIONS
2.0 OPERATING CONTROLS AND MODES _____________________________
2.1 ADJUSTABLE CONTROLS
2.2 PUSH SWITCHES
2.3 POWER UP SEQUENCES
2.4 HEATER WIRE ON MODE (ALL MODELS EXCEPT MR480)
2.6 WARM UP MODE
2.7 STANDBY MODE
3.0 ALARMS AND INDICATORS _____________________________________
3.1 TEMPERATURE PROBE ALARM
3.3 TEMPERATURE ALARMS IN NON HEATER WIRE MODE (INCLUDES MR480)
3.4 AUDIO ALARM
3.5 SAFETY PROTECTION (ALL MODELS)
4.0 CIRCUIT OPERATION_________________________________________
4.1 INTRODUCTION
4.2 CONTROL BOARD
Page
4.3 POWER BOARD
4.4 PROBE TEMPERATURE VERSUS THERMISTOR RESISTANCE
5.0 CALIBRATION______________________________________________
5.1 INTRODUCTION
5.2 EQUIPMENT REQUIRED
5.3 CALIBRATION PROCEDURE FOR MODELS WITH REVISION D PCBS OR EARLIER
5.4 CALIBRATION PROCEDURE FOR MODELS WITH REVISION F PCBS OR LATER
Page
6.0 PERFORMANCE CHECK_______________________________________
6.1 INTRODUCTION
6.2 PERFORMANCE CHECK MR730/720/700
6.3 PERFORMANCE CHECK (MR480)
6.4 DUAL PROBE TEMPERATURE TEST
7.0 SERVICING INFORMATION _____________________________________
7.1 INTRODUCTION
7.2 PRINTED CIRCUIT BOARD REMOVAL
7.3 COMPATABILITY
7.4 HEATERPLATE
7.5 FAULT LOCATION
7.6 SCREW TORQUE SETTINGS
8.0 SCHEMATICS, PART LISTS AND MECHANICAL DRAWINGS________________
Page
Page
8.4 LINK PAD LOCATIONS FOR PROGRAMMING CONTROL OPTIONS - REVISION H AND J PCB
Page
Page
Page
Page
Page
8.9 ELECTRICAL PARTS LIST
Page
Page
8.10 MECHANICAL PARTS LIST
Page
Page
Page
Page
Page
Page
Page
Page
9.0 PRODUCT CHANGE HISTORY___________________________________
9.1 MODEL NUMBER EXPLANATION
9.2 SERIAL NUMBER EXPLANATION
APPENDIX A___________________________________________________
A1 CALIBRATION MODE
A2 ENGINEERING MENU
A3 PROGRAMMING CONTROL OPTIONS
A4 ERROR CODES
A5 MR700 SERIES HUMIDIFIER SERIAL DATA INTERFACE
Page
A5.4 SERIAL DATA INTERFACE CONNECTOR
APPENDIX B__________________________________________________
B1 MAINTENANCE SCHEDULE
Page
APPENDIX C__________________________________________________
C1 TROUBLESHOOTING GUIDE FOR THE MR700 SERIES RESPIRATORY HUMIDIFIERS
Page
Page
Page
C2 MR700 SERIES FAULT FLOW CHART FOR NO GO CONDITION
APPENDIX D _________________________________________________
D1 CLEANING OF HUMIDIFIER HEATER BASES
Cleaning instructions
Cleaning instructions
APPENDIX E _________________________________________________
E2 PERFORMANCE CHECK MR730/720/700
E.3 PERFORMANCE CHECK (MR480)
