Haier AW07LC2VHA Technical Overview page 102

Turn the unit on with the remote control.
Is an ERROR indicated before the compressor
starts?
The compressor starts normally but malfunctions
are reported after it has run for some time. Check
to see if the power supply is too high or too low.
The system may have been over or under
charged with refrigerant, which can be
determined by evaluating the pressure of
the system.
PAGE 102
FLOW CHARTS FLOW CHARTS
LED1 flashes 3 , 24, 25 times
The current of the compressor is too high
When the IPM module is damaged or the compressor is damaged. The power supply voltage
is too high or too low.
Caution: Be sure to turn power switch off before connecting or disconnecting connector, or
Caution: Be sure to turn power switch off before connecting or disconnecting the
parts may sustain damage.
connector, or parts may sustain damage.
NO
NO
REFERENCES
YES
IPM Module is damaged and needs
to be replaced.
YES
Repair the power supply.