402
AIR
CONDITIONING
CHECKING THE EFFICIENCY OF THE AIR CONDITIONING SYSTEM
Principal problem Symptom
Possible causes
The aircon compressor makes
an abnormal noise
The clutch of the aircon compressor remains
engaged
The clutch of the aircon compressor remains
engaged and slips
Aircon circuit diagnosis table
Incorrect adjustment of the aircon compressor
clutch
Aircon fluid quantity
Aircon compressor defective
Lack of aircon fluid in the aircon circuit
Aircon compressor valves defective
Aircon compressor clutch
Auxiliaries drive belt
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