Haier AD482MPERA - Page 278

277
[111] compressor out of control
yes
no
no
no
yes
yes
no
correct the wiring due to diagram
replace compressor
yes
if compressor is
normal(compressor coil
resistor, insulation)
check if voltage of power
supply is normal
if power module is normal
improve power supply circuit
check if wire between
inverter board and IPM
driving board, and wire
between IPM and
compressor are correct
no
replace power module
yes
if PWM signal on
inverter board and IPM
driving board is ok
replace control board
compress load too much,
check the reason