PLEASE SELECT THE ERROR CODE BELOW
Instructions
Tap the error code below to begin the troubleshooting process.
If you are not able to resolve your issue or if you find an error in this troubleshooting process, please click here to contact us.
(1) a - Indoor room temperature sensor is abnormal
(1) b - Evaporator temperature sensor is abnormal
(1) c - Outdoor unit malfunction
-
c. Outdoor unit malfunction
- Yes
Whether the outdoor unit is power on
- Yes
(1) e - Full-water malfunction
-
Full-water malfunction
(2) a - Phase sequence error:
(2) b - Overload of current
(2) c - Lack of phase
(2) d - Protection of pressure or temp
Protection of pressure or temp
- Yes
Is it k1 or K2 open ?
- K1
Is temp. protective switch K1 open
- Yes
Possible reason 1. The wires is loose to K1 2. Air or other gas in the refrigerant. 3. Heat exchanger is dirty 4. Outdoor fan or fan blade is defective 5. Outdoor unit is bad ventilation 6. Refrigerant is leakage 7. K1 switch is defective
- Yes
- K2
Is pressure protective switch K2 open
- Yes
Possible reason 1. The wires is loose to K2 2. Air or other gas in the refrigerant. 3. Heat exchanger is dirty 4. Outdoor fan or fan blade is defective 5. Outdoor unit is bad ventilation 6. Refrigerant is two much 7. K2 switch is defective
- Yes
- K1
- Yes
(2) e - Open-circuit and short-circuit trouble of T3(Capacity more than 12K)
(2) g - High temperature protection of condenser
-
High temperature protection of condenser
- Yes
Check the resistance of the temp. sensor according to Annex 1, is it normal?
- Yes