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