DC Inverter U-match Series Duct Type Unit
55
Notice:
Check the above items and adopt the corresponding
corrective measures. If the air conditioner continues to function poorly, please
stop the air conditioner immediately and contact C&H’s authorized local service
center. Ask our professional service staff to check and repair the unit.
5.2 Error Code
Warning
①
.
If abnormal things (for example, awful smell) occur, please stop the unit
immediately and disconnect power. Then contact C&H
’
s authorized service
center. If the unit continues to run in abnormal situations, it may get damaged
and cause electric shock or fire hazard.
②
.
Do not repair the air conditioner by yourself. Improper maintenance will cause
electric shock or fire hazard. Please contact C&H
’
s authorized service center
and send for professional service staff to repair.
If the display panel or wired control displays an error code, please refer to the
error code meaning stated in the following table.
Number Error code
Error
1
E1
Compressor high pressure protection
2
E2
Indoor anti-freeze protection
3
E3
Compressor low pressure protection, refrigerant lack
protection and refrigerant colleting mode
4
E4
Compressor air discharge high-temperature protection
5
E6
Communication error
6
E8
Indoor fan error
7
E9
Water-full protection
8
F0
Indoor ambient temperature sensor error
9
F1
Evaporator temperature sensor error
10
F2
Condenser temperature sensor error
11
F3
Outdoor ambient temperature sensor error
12
F4
Discharge temperature sensor error
13
F5
Wired control temperature sensor error
14
C5
IDU jumper cap error
15
EE
IDU or ODU memory chip error
16
PF
Electric box sensor error