7B
A chattering noise is heard when compressor is engaged
There are various types of noise, ranging from those produced in the engine compartment to those from the passenger compartment, also from rumbling noises to whistling noises.
Abnormal Noise from Magnetic Clutch
Condition Possible Cause Action
A chattering noise is heard when compressor is engaged
Faulty clutch clearance (excessive)
Adjust clutch clearance.
Worn clutch friction surface
Replace magnet clutch assembly.
Compressor oil leaked from lip type seal
Replace lip type seal.
Contaminating the friction surface
Replace compressor body assembly.