Samsung Electronics3-6
Alignment and Adjustments
Outdoor Unit(cont.)
Outdoor unit freezing(Compressor stop)
Outdoor unit overload - Safety control(Compressor stop)
Outdoor unit high discharge temperature - Safety control
(Compressor stop)
Outdoor unit EEV open (Stopped indoor unit s) -Self diagnosis
Outdoor unit EEV open (operating indoor unit s) -Self diagnosis
High temperature(over 30˚C) of outdoor as heating mode
Low temperature(under -10˚C) of outdoor as cooling mode
Outdoor Fan Error
Communication cable mismatched between indoor and outdoor unit
Inverter compressor starting failure (5 times)
Compressor trip by input current control mode (PFC over current)
Compressor trip by OLP temperature control mode
DC peak error (IPM Over Current)
Compressor Limit Error
DC link Voltage error (under 150V, over 410V)
Abnormal compressor running
(Compressor Rotation Error)
Current sensor error
DC link Voltage sensor error
OTP Error
Inverter micom zero-crossing error
NO GAS error(self diagnosis)
REMARK
Display
EXPLANATION(The error indicated on the PCB display of outdoor unit)
check pipe length, indoor
unit filter, refrigerant leakage/
charge and service port
check pipe length, refrigerant
leakage/charge
check pipe length, refrigerant
leakage/charge
Check electrical connection
Piping(gas leak)
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