'09•SRK-DB-087D
Current cut
Compressor lock, Compressor wiring short circuit, Compressor output is open phase,
Outdoor PCB is faulty, Service valve is closed, EEV is faulty, Compressor faulty.
＊
＊
Current safe stop
Overload operation, compressor
lock, overcharge
88
86
1.703Ω (U-V, V-W, U-W) or more at 20ºC
'09•SRK-DB-087D
10.7 Inspection procedures corresponding to detail of trouble
Sensor error
Sensor temperature characteristics (Room
temp., indoor heat exchanger temp., out-
door heat exchanger temp., outdoor air
temp.)
Temperature (˚C)
Resistance (k )
30
25
20
15
10
5
30
20
10
40 50 60
70
0
-
10
Discharge pipe sensor temperature characteristics
Indoor fan motor error
Broken sensor wire,
connector poor connection
0
0 20 40 60 80 100 120 135
20
40
60
80
100
120
140
160
180
Temperature (˚C)
Resistance (k )
Defective fan motor, connector poor
connection, defective indoor PCB
85 for the fan motor and indoor PCB check pro-
Power supply reset
Is it normalized?
Malfunction by temporary noise
Replace fan motor. (If the
error persists after replacing
the fan motor, replace the
indoor PCB.)
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