AC Pro AWHD(18)ND3GO, Руководство по обслуживанию

Страница: 29 / 64

26
Technical Information
NO
Reconnect the wire properly
NO
The wiring of the
compressor is connected
properly?
The unit appears
desynchronizing as soon as
energizing and starting
The stop duration of the
compressor is longer than
3 minutes?
End
Eliminate the malfunction
The eletric expansion
valve is broken?
Replace the outdoor
mainboard
NO
NO
3. Compressor desynchronizing malfunction
Main checking points:
• If the pressure of the system is too high;
• If the eletric expansion valve is working normally or it is broken;
• If the radiation of the unit is good;
Flow chart:
Replace the compressor
Eliminate the malfunction
NO
Replace the electric
expansion valve
Eliminate the
malfunction
NO
YES
YES
YES
YES
YES