3.2.2 E6----IDU ventilation failure (PG and DC fan motor only)
Start
Fan motor well
connected to PCB
Display E6
Check and reconnect
Multi-meter check resistance
of fan motor, is there open or
short circuit of winding?
Replace IDU PCB
Replace fan motor
Yes
Yes
No
No
End
Turn the fan blades by
hand while power-off
condition
Can the fan blades run
smoothly?
Adjust the motor and blade
assembly so that rotor can
run smoothly.
E6 disappear?
No
No
Yes
Yes
E6 disappear?
E6 disappear?
Yes
No
Yes
Air Conditioner Service Manual
33
Содержание 09CH-FIXED-A1
Страница 6: ...Wiring diagram MODEL 75 1 2 75 1 2 75 1 2 INDOOR UNIT OUTDOOR UNIT Air Conditioner Service Manual 5...
Страница 7: ...MODEL 75 1 2 INDOOR UNIT Air Conditioner Service Manual OUTDOOR UNIT 6...
Страница 8: ...Air Conditioner Service Manual MODEL 75 1 75 1 75 1 INDOOR UNIT OUTDOOR UNIT 7...
Страница 9: ...Air Conditioner Service Manual MODEL 75 1 INDOOR UNIT OUTDOOR UNIT 8...
Страница 36: ...Air Conditioner Service Manual SORVLRQ YLHZ DQG SDUWV OLVW RPLW 35...