Everwell MKTH1223E-16 - 3.2.11 Troubleshooting P2: Over Current Protection

Air Conditioner Service Manual
40
3.2.11 P2---Over Current protection
When the AC unit running current more than I
max
, it will stop and display P2 protection.
Note: for different AC model, I
max
has difference valve.
Display P2
IDU fan motor
works?
Replace fan motor
IDU filter or ODU
condenser too
dirty?
Clean IDU filter or
condenser
Re-start the unit,
P2 disappear?
No
Replace ODU PCB
Yes
Yes
End
P2 disappear?
No
Yes
No
Yes
No