Midea MOX630U-55HFN8-RRD0WGA - Quick Maintenance by Error Code

Troubleshooting
 Page 56 
7. Quick Maintenance by Error Code
If you do not have the time to test which specific parts are faulty, you can directly change the required parts according
the error code.
You can find the parts to replace by error code in the following table.
Part requiring
replacement
Error Code
EH 00/EH
0A
EL 01 EH 03 EH 60 EH 61 EL 0C EH 0b EC 53 ec 52
Indoor PCB
x x
Outdoor PCB x x x x x x
Indoor fan motor x x x x x x x x
T1 sensor x x x x x x x x
T2 Sensor x x x x x x x
T3 Sensor x x x x x x x x
T4 Sensor x x x x x x x x
Reactor x x x x x x x x
Compressor x x x x x x x x x
Additional refrigerant x x x x x x x x
Display board x x x x x x x x
Part requiring
replacement
EC 54 EC 51 pc 0f EC 07 PC 00 PC 01 PC 02 PC 04 PC 03 PC 40
Indoor PCB
x x x x x x x x x x
Outdoor PCB
Outdoor fan motor x x x x x x
T3 Sensor x x x x x x x x x
TP Sensor x x x x x x x x x
Reactor x x x x x x x x
Compressor x x x x x x x x
IPM module board x x x x x x
Low pressure protector x x x x x x x x x
Additional refrigerant x x x x x x x x x
PFC module x x x x x x x x x
Electric control box x x x x x x x x x
Note: For certain models, outdoor PCB could not be removed separately. In this case, the outdoor electric
control box should be replaced as a whole.