Daikin VRV - WII Service Manual page 161

Troubleshooting by Remote Controller
Malfunction
code
Indoor A0
Unit
A1
A3
A6
A7
A9
AF
AH
AJ
C4
C5
C9
CJ
Outside E1
Unit
E3
E4
E5
E9
F3
F6
HJ
J3
J4
J5
J7
J9
JA
JC
L0
L1
L4
L5
L6
L8
L9
LA
LC
P1
P4
PJ
148
Operation Inspection Unit No.
lamp display
9 9
9 9
9 9
9 9
8 7
9 9
8 7
8 7
9 9
9 9
9 9
9 9
8 8
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
9 9
Malfunction contents
Error of external protection device
9
PC board defect, E
9
Malfunction of drain level control system (33H)
9
Fan motor (MF) lock, overload
9
Malfunction of swing flap motor (MA)
9
Malfunction of moving part of electronic expansion valve
9
(Y1E)
Drain level above limit
9
Malfunction of air filter maintenance
9
Malfunction of capacity setting
9
Malfunction of thermistor (R2T) for heat exchange (loose
9
connection, disconnection, short circuit, failure)
Malfunction of thermistor (R3T) for gas pipes (loose
9
connection, disconnection, short circuit, failure)
Malfunction of thermistor (R1T) for air inlet (loose
9
connection, disconnection, short circuit, failure)
Malfunction of thermostat sensor in remote controller
8
PC board defect
9
Actuation of high pressure switch
9
Actuation of low pressure sensor
9
Compressor motor lock
9
Malfunction of moving part of electronic expansion valve
9
(Y1E~3E)
Abnormal discharge pipe temperature
9
Refrigerant overcharged
9
Water system defect
9
Malfunction of discharge pipe thermistor (R3T)
9
(loose connection, disconnection, short circuit, failure)
Malfunction of heat exchanger gas pipe thermistor (R4T)
9
Malfunction of thermistor (R2T) for suction pipe (loose
9
connection, disconnection, short circuit, failure)
Malfunction of liquid pipe thermistor (R6T)
9
Malfunction of the evaporating side gas pipe temperature
9
thermistor on subcooling heat exchanger (R5T)
Malfunction of discharge pipe pressure sensor
9
Malfunction of suction pipe pressure sensor
9
Inverter system error
9
Malfunction of PC board
9
Malfunction of inverter radiating fin temperature rise
9
Inverter compressor motor grounding, short circuit
9
Compressor motor coil grounding or short circuit
9
Inverter current abnormal
9
Inverter start up error
9
Malfunction of power unit
9
Malfunction of transmission between inverter and control
9
PC board
Inverter over-ripple protection
9
Malfunction of inverter radiating fin temperature rise
9
sensor
Faulty field setting after replacing main PC board or faulty
9
combination of PC board
2
PROM defect
SiUS30-604
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Troubleshooting