Daikin RX09RMVJU - Service Manual

146 pages

Save Page as PDF

To Next Page

Service

Manual

Inverter Pair

Duct Connected Type

FDMQ-R Series

SiUS071735EA

[Applied Models]

z Inverter Pair : Heat Pump

Main Page

Table of Contents3
Safety Cautions6
Warnings and Cautions Regarding Safety of Workers6
Warnings and Cautions Regarding Safety of Users8
Icons Used11
Part 1 List of Functions12
Functions13
Part 2 Specifications14
Specifications15
Part 3 Printed Circuit Board Connector Wiring Diagram19
Indoor Unit20
Fdmq09/12/15/18/24Rvju20
Wired Remote Controller22
Brc1E7322
Wireless Remote Controller Receiver23
Brc082A4323
Outdoor Unit24
Rx09/12Rmvju(9)24
Rx15/24Rmvju(A), Rx18Rmvju(9)(A)25
Part 4 Functions and Control26
Main Functions27
Temperature Control27
Frequency Principle27
Fan Speed Control for Indoor Unit29
Program Dry Operation30
Clock and Calendar Setting (with Wired Remote Controller BRC1E73)31
Schedule TIMER Operation (with Wired Remote Controller BRC1E73)33
Drain Pump Control36
Hot Start Control (in Heating Operation Only)38
Other Functions39
Control Specification40
Mode Hierarchy40
Frequency Control41
Controls at Mode Changing/Start-Up43
Discharge Pipe Temperature Control45
Input Current Control46
Freeze-Up Protection Control47
Heating Peak-Cut Control48
Outdoor Fan Control49
Liquid Compression Protection Function49
Defrost Control50
Electronic Expansion Valve Control51
Malfunctions54
Part 5 Remote Controller55
Wired Remote Controller (BRC1E73)56
Wireless Remote Controller (BRC082A43)62
Part 6 Service Diagnosis64
General Problem Symptoms and Check Items66
Troubleshooting with LED67
Indoor Unit67
Outdoor Unit67
Service Diagnosis68
Wired Remote Controller (BRC1E73)68
Wireless Remote Controller (BRC082A43)70
Troubleshooting74
Error Codes and Description74
Indoor Unit PCB Abnormality75
Drain Level Control System Abnormality76
Indoor Fan Motor (DC Motor) or Related Abnormality77
Indoor Fan PCB Abnormality79
Humidifier or Related Abnormality80
Thermistor or Related Abnormality81
Remote Controller Thermistor Abnormality82
Signal Transmission Error (between Indoor Unit and Remote Controller)83
Signal Transmission Error (between MAIN Remote Controller and SUB Remote Controller)84
Signal Transmission Error84
(Between MAIN Remote Controller and SUB Remote Controller)84
Low-Voltage Detection or Over-Voltage Detection85
Signal Transmission Error (between Indoor Unit and Outdoor Unit)87
Mismatching of Indoor Unit and Outdoor Unit89
Outdoor Unit PCB Abnormality90
OL Activation (Compressor Overload)91
Compressor Lock93
DC Fan Lock (Outdoor Fan Motor)94
Input Overcurrent Detection95
Four Way Valve Abnormality96
Discharge Pipe Temperature Control98
High Pressure Control in Cooling99
System Shutdown Due to Compressor Internal Temperature Abnormality101
Compressor System Sensor Abnormality102
Position Sensor Abnormality103
Thermistor or Related Abnormality (Outdoor Unit)105
Electrical Box Temperature Rise107
Radiation Fin Temperature Rise108
Output Overcurrent Detection109
Check111
Thermistor Resistance Check111
Indoor Fan Motor Connector Check112
Power Supply Waveforms Check112
Electronic Expansion Valve Check113
Four Way Valve Performance Check114
Inverter Unit Refrigerant System Check114
Inverter Analyzer Check115
Rotation Pulse Check on the Outdoor Unit PCB117
Installation Condition Check118
Discharge Pressure Check118
Outdoor Fan System Check119
Main Circuit Short Check119
Power Module Check121
Part 7 Trial Operation and Field Settings123
Pump down Operation124
Forced Cooling Operation125
Trial Operation126
Field Settings129
How to Change the Field Settings129
Overview of the Field Settings132
MAIN/SUB and Address Setting for Wireless Remote Controller133
Facility Setting (Cooling at Low Outdoor Temperature)135
Silicone Grease on Power Transistor/Diode Bridge136
Part 8 Appendix137
Piping Diagrams138
Indoor Unit138
Outdoor Unit139
Wiring Diagrams141
Indoor Unit141
Outdoor Unit142
Operation Limit144

Daikin RX09RMVJU - Service Manual

Table of Contents

Other manuals for Daikin RX09RMVJU

Related product manuals