Some Part Of Air Conditioner Does Not Operate - Argo Ulisse 10 AUR101CL Technical Data & Service Manual

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SOME PART OF AIR CONDITIONER DOES NOT OPERATE

1) ONLY INDOOR FAN DOES NOT RUN
Check fan rotation. Turn fan gently
once or twice by hand.
Check fan motor capacitor.
OK
Measure resistance of fan motor
winding.
2) ONLY OUTDOOR FAN DOES NOT RUN
Check fan rotation. Turn fan gently
once or twice by hand.
Check fan motor capacitor.
OK
Measure resistance of fan motor
winding.
3) ONLY COMPRESSOR MOTOR DOES NOT RUN
Measure resistance of compres-
sor motor winding.
OK
Check compressor motor capaci-
tor.
OK
Check fan casing for
Fan cannot be
foreign matter on inside.
turned
Fan motor burnout or
foreing matter in bearing.
DEFECTIVE
Replace.
DEFECTIVE
Replace fan motor.
Check fan casing for
Fan cannot be
foreign matter on inside.
turned
Fan motor burnout or
foreing matter in bearing.
DEFECTIVE
Replace.
DEFECTIVE
Replace fan motor.
Check overload relay (OLR). It his
tripped.
YES
Is temperature of compressor
abnormally high?
YES
Refrigerant gas shortage.
NO
Check compressor. There is a
possibility of locked rotor.
26
Remove foreign
matter or repair.
Repair or replace.
Remove foreign
matter or repair.
Repair or replace.
YES
Charge refrigerant gas.
YES
Replace the compressor.