Error codes
When air conditioner status is abnormal, temperature indictor on indoor unit will blink to display correspond-
ing error code. Please refer to below list for identification of error code.
Error code
Heating indicator ON
10s OFF 0.5s
C5: Malfunction of con-
nector jumper
F1:Malfunction of
indoor ambient
temperature sensor
F2:Malfunction of
evaporator temperature
sensor
H6:Indoor fan block
E5
E8
U8
Defrosting or oil return
mode
Note: If there are other error codes, please contact qualified professionals for service.
When below phenomenon occurs, please turn off air conditioner and disconnect power immediately, and
then contact the dealer or qualified professionals for service:
◦ Power cord is overheating or damaged.
◦ There' s abnormal sound during operation.
◦ Air switch trips off frequently.
◦ Air conditioner gives off burning smell.
◦ Indoor unit is leaking
• Do not repair or refit the air conditioner by yourself.
• If the air conditioner operates under abnormal conditions, it may cause malfunction, electric shock or fire
hazard.
Troubleshooting
Means defrosting status. It' s the normal phenomenon.
Check if the connector jumper c ontacts properly. If the PCB is to be
replaced, please take off the old for the new PCB.
Check if indoor room temperature sensor is connected properly.
Check if the evaporator temperature is connected properly.
Check if the terminal of the indoor motor is connected properly. Re-
place the fan motor or the indoor board if disabled.
Please contact qualified professionals for service.
Please contact qualified professionals for service.
Please contact qualified professionals for service.
It is normal. The indicating lamp in heat mode will wink 0.5s and light
10s.
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