Technibel MCAV77R5VAA - Page 51

8-3-4.Only compressor does not run.
•
Check compressor motor
capacitor.
•
Measure resistance of
compressor motor winding.
•
Measure resistance of power
relay. (PR)
NO
YES
YES
Internal protector (K)
is working.
YES
Temperature of compressor
is abnormally high.
Refrigerant gas shortage. Charge refrigerant gas (R22).
Rotor may be locked up.
(C1)
•
Measure Power supply
voltage.
The voltage is too low.
No
48