LG AB-H1208VA0 Service Manual page 27

4. Error Mode & Corrective Method
Cause of error
Error mode
OPEN/SHORT of
CH01
Room Temp .sen-
sor
OPEN/SHORT of
CH02
Indoor Pipe sensor
Communication
Error between
CH03
indoor PCB and
Remote controller
Communication
Error between
CH05
indoor PCB & out-
door PCB
High Pressure
CH24
Switch Trip
CH33
CH44
CH45
CH47
CH48
CH54
Sensing condition of error
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Method of SVC
Remark