Part 4 Wiring Diagram - Haier MRV II Instruction Manual

[54] voltage too low
check if power supply
voltage is normal
check if CNVDC
wiring is normal
check if AC
contactor acts
check if wiring of
electrolytic capacitor
and reactor is normal
[73] fan motor detecting out of control
check if reactive
terminal HULL of fan
motor is fixed well
check if magnetic
ring is fixed well
if fan motor
driving module is
damaged
yes
no
yes
yes
yes
- 135 -
no
improve the power
supply surroundings
no
make improvement
no
check the corresponding circuit
no
re-wiring
no
re-fix
no
re-fix
yes
replace fan motor drivin g module
Part 3