Haier AC18CS1ERA - Page 405

Electic Control and
Debugging
403
Super Match
Module input over-current
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
MCU reset
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 PCB is normal
Repalce compressor
Replace PCB
Y
Y
Y
N
N
Solve the failures due
to relative information
N