Remote Controller
System check
Fault Code
Fault
3
Enter water Temperature Thermistor (EWT)
4
Actual Refrigerant Temperature Thermistor BPHE
5
Air Thermistor of GMC
6
Loss communication to NUI control
7
NUI control Room Thermistor
8
Unit Capacity Mismatch
9
Flow Switch error / Water Pump
EEProm Corrupt
Air temperature higher than Stop Heat
Air temperature lower than Stop Cool
Exit water Temperature Thermistor (LWT)
20
Compressor position Detection Circuit error
22
Heat Exchanger Sensors (TE) / (TS)
23
Discharge Temperature Sensor (TD)
24
Outdoor Fan motor error
26
27
Compressor Lock
28
Discharge Temperature error
29
Compressor Breakdown
30
High Temperature Release
GB - 6