Loop Of The Station Detect Error - Haier HSU12 Service Manual

7.3.10 Loop of the station detect error

LED1 flash 18 times Indoor Display
LED1 flash 19 times Indoor Display
The position of the compressor rotor can not detected normally
when the The wiring of compressor is wrong or the connection is poor;
the compressor is damaged
Faulty PCB
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
HSU12/18VHJ(DB)
Faulty The wiring of compressor
Faulty compressor
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
NO
YES
YES
IPM Module is damaged and
needs replacing.
the Malfunctions exist also, .
The compressor is damaged
replace a new one
67
Functions and control
1. The wiring of compressor is
incorrect or the connection is
poor;
2. The compressor is damaged
Malfunction
unsolved
Domestic Air Conditioner