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CONNECT SERIES SERVICE MANUAL
8
ENGLISH
Error Codes
Outdoor Unit Error Codes (UUC136WC*/UUC148WC* Only)
Fault
LED Status
Remarks
Normal Operation
Green LED on
High Pressure Error
Green LED flash 1 time every 5s
If it occurs 3 times within 20 mins,
unit can not reset unless power is
disconnected and then reapplied.
T3 (Outdoor Unit Heat
Exchanger Sensor)
Temperature Sensor Error
Green LED flash 2 times every 5s
Over Current Error
Green LED flash 3 times every 5s
Reserved for 36/48K model.
Power Phase Error
Green LED flash 4 times every 5s
Only applicable for models with
three-phase power supply.
T5 (Compressor Discharge
Temperature Sensor)
Temperature Sensor Error
Green LED flash 5 times every 5s
Low Pressure Error
(48K model only)
Green LED flash 6 times every 5s
If it occurs 3 times within 20 mins,
unit can not reset unless power is
disconnected and then reapplied.
Fan Motor Error
Green LED flash 7 times every 5s