Yes
7.2.12 Over-current of the compressor
Outdoor Display
LED1 flash 24 or 25 times
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
Troubleshooting
* Caution
Be sure to turn off power switch before connect or disconnect connector, or
parts damage may be occurred.
Yes
IPM Module is damaged and
needs replacing.
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
Repair the power supply
No
Electrify the machine again and turn it on
with the remote controller,If malfunctions
are reported before or upon the
compressor being started up,
HSU-18,22HVA103/R2(DB) Service Diagnosis
89
Domestic Air Conditioner
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