7.2.11 Loop of the station detect error
Outdoor Display
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 ■
Faulty The wiring of compressor
Causes ■
Faulty compressor
■
Faulty PCB
Troubleshooting
* Caution
Be sure to turn off power switch before connect or disconnect connector, or
parts damage may be occurred.
Malfunction
unsolved
YES
YES
NO
1. The wiring of compressor is incorrect
or the connection is poor;
2. The compressor is damaged
IPM Module is damaged and needs
replacing.
At frist, the compressor start up ,soon
the compressor stopped with the LED1
on the outdoor PCB blinks(1Hz)for 19
times
the Malfunctions exist also, .
The compressor is damaged
replace a new one
Within 3 minutes after the machine
is supplied with power and turned
on with the remote controller, the
compressor couldnot stard up
HSU-18,22HVA103/R2(DB) Service Diagnosis
88
Domestic Air Conditioner