Haier AD482MPERA - Page 275

274
yes
[75-0, 75-4] pressure drop too low between high pressure and low one
no
no
no
yes
yes
no
correct compressor wire
replace 4-way valve
yes
if 4-way valve is
interconnected
check if high/low pressure
sensor is connected well
replace inverter compressor
if wires of inverter
compressor are connected
oppositely
re-connect
check if compressor
wire is connected
normally
measure if there is
voltage among U, V, W
of compressor by
multimeter, and if it is
normal
no
correct compressor wire
replace inverter module