Part 7 Troubleshooting - Daikin R-410A Service Manual

SiBE39-402A
1. Troubleshooting by Remote Controller .................................................99
2. List of Malfunction Code......................................................................106
3. Malfunction Code Indication by Outdoor Unit PCB .............................108
4. Troubleshooting by Indication on the Remote Controller ....................110
Troubleshooting
Troubleshooting
1.1 The INSPECTION / TEST Button...........................................................99
1.2 Self-Diagnosis by Wired Remote Controller.........................................100
1.3 Self-Diagnosis by Wireless Remote Controller ....................................101
1.4 Operation of the Remote Controller's Inspection / Test Operation Button .
103
1.5 Remote Controller Service Mode .........................................................104
4.1 "A0" Indoor Unit: Error of External Protection Device ...........................110
4.2 "A1" Indoor Unit: PC Board Defect.........................................................111
4.3 "A3" Indoor Unit: Malfunction of Drain Level Control System (33H) ......112
4.4 "A6" Indoor Unit: Fan Motor (M1F) Lock, Overload...............................114
4.5 "A7" Indoor Unit: Malfunction of Swing Flap Motor (MA) .......................115
4.6 "A9" Indoor Unit: Malfunction of Moving Part of Electronic Expansion Valve
(20E)117
4.7 "AF" Indoor Unit: Drain Level above Limit..............................................119
4.8 "AJ" Indoor Unit: Malfunction of Capacity Determination Device ..........120
4.9 "C4" Indoor Unit: Malfunction of Thermistor (R2T) for Heat Exchanger 121
4.10 "C5" Indoor Unit: Malfunction of Thermistor (R3T) for Gas Pipes..........122
4.11 "C9" Indoor Unit: Malfunction of Thermistor (R1T) for Suction Air.........123
4.12 "CA" Indoor Unit: Malfunction of Thermistor for Discharge Air...............124
4.13 "CJ" Indoor Unit: Malfunction of Thermostat Sensor in Remote Controller .
125
4.14 "E1" Outdoor Unit: PC Board Defect ......................................................126
4.15 "E3" Outdoor Unit: Actuation of High Pressure Switch ..........................127
4.16 "E4" Outdoor Unit: Actuation of Low Pressure Switch...........................128
4.17 "E5" Compressor Motor Lock ................................................................129
4.18 "E7" Malfunction of Outdoor Unit Fan Motor..........................................130
4.19 "E9" Outdoor Unit: Malfunction of Moving Part of Electronic Expansion
Valve132
4.20 "F3" Outdoor Unit: Abnormal Discharge Pipe Temperature ..................134
4.21 "H9" Outdoor Unit: Malfunction of Thermistor for Outdoor Air (R1T).....135
4.22 "J3" Outdoor Unit: Malfunction of Discharge Pipe Thermistor (R3T) ....136
4.23 "J5" Outdoor Unit: Malfunction of Thermistor (R2T) for Suction Pipe ...137
4.24 "J6" Outdoor Unit: Malfunction of Thermistor (R4T) for Outdoor Unit Heat
Exchanger138
4.25 "J9" Malfunction of Receiver Gas Pipe Thermistor (R5T).....................139
4.26 "JA" Outdoor Unit: Malfunction of High Pressure Sensor......................140
4.27 "JC" Outdoor Unit: Malfunction of Low Pressure Sensor.......................141
4.28 "L4" Outdoor Unit: Malfunction of Inverter Radiating Fin Temperature Rise
142
4.29 "L5" Outdoor Unit: Inverter Compressor Abnormal ...............................143
4.30 "L8" Outdoor Unit: Inverter Current Abnormal.......................................144
Part 7
97