Over-Current Of The Compressor - Haier HSU-18,22HVA103/R2(DB) Service Manual

7.2.12 Over-current of the compressor

LED1 flash 24 or 25 times
Outdoor Display
Method of The current of the compressor is too high
Malfunction
Detection
Malfunction when the IPM Module is damaged
Decision or the compressor is damaged
Conditions power supply. voltage is too low or too high
Supposed ■ Faulty IPM Module
Causes ■ Faulty compressor
■ Faulty power supply
* Caution Be sure to turn off power switch before connect or disconnect connector,
Troubleshooting
Electrify the machine again and turn it on
with the remote controller,If malfunctions
are
compressor being started up,
The compressor is started normally, but
malfunctions are reported after it has run for
some time. Check the power supply. If the
voltage is too low or too high
HSU-18,22HVA103/R2(DB)
parts damage may be occurred.
reported before or upon
No
Yes
the
Yes
Repair the power supply
89
Service Diagnosis
or
IPM Module is damaged and
needs replacing.
Domestic Air Conditioner