Air Conditioner Service Manual
51
3.2.10 P2
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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 a difference valve.
Display P2
ODU 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
