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Loop Of The Station Detect Error - Haier HSM18HEKC03/R2 Service Manual

Ek series wall mounted type air conditioner
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7.3.11 Loop of the station detect error

Outdoor Display
LED1 flash 18 times
LED1 flash 19 times
Method of
the position of the compressor rotor can not detected normally
Malfunction
Detection
Malfunction
when the The wiring of compressor is wrong or the connection is poor;
Decision
or the compressor is damaged
Conditions
Supposed
Causes
Troubleshooting
* Caution Be sure to turn off power switch before connect or disconnect connector, or
Within 3 minutes after the machine
is supplied with power and turned
on with the remote controller, the
compressor couldnot stard up
At frist, the compressor start up ,soon
the compressor stopped with the LED1
on the outdoor PCB blinks 1Hz for 19
times
HSM18HEKC/HRAC03/R2(DB) HUM18HC03/R2(DB) -SM
Faulty The wiring of compressor
Faulty compressor
Faulty PCB
parts damage may be occurred.
NO
Indoor Display
F11
Indoor Display
F28
YES
YES
IPM Module is damaged and
needs replacing.
the Malfunctions exist also, .
The compressor is damaged
replace a new one
66
Servive Diagnosis
1. The wiring of compressor is
incorrect or the connection is
poor;
2. The compressor is damaged
Malfunction unso
Domestic Air Conditioner

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