Trouble Shooting - Haier AB12CS1ERA Service Manual

5. Trouble shooting

Outdoor EEPROM failure
if faulty disappears
after powe on again
N
Ckeck outdoor PCB,
If faulty ,replace it.
IPM over current or short circuit
Check if wire of electric box
is correct , and if compressor
wire is fixed well
Y
If compressor is
normal(compressor coil
resistor, insulation)
Y
If power module is normal
Y
Solve the failures due
to relative information
N
Correct the wiring due to diagram
N
Repalce compressor
N
Replace power module
392
Super Match