Trouble Shooting - Haier AB25S2SC1FA Service Manual

4.Trouble shooting

[1] Outdoor EEPROM failure
if faulty disappears
after powe on again
Ckeck outdoor PCB,
If faulty ,replace it.
[2] IPM over current or short circuit
Check if wire of electric box
is correct , and if compressor
wire is fixed well
If compressor is
normal(compressor coil
resistor, insulation)
If power module is normal
Solve the failures due
to relative information
N
N
Y
N
Y
N
Y
141
Correct the wiring due to diagram
Repalce compressor
Replace power module