Noisy Air Conditioner Compressor Clutch

Another good air conditioning noise is the roar of the condenser fan.

Noisy air conditioner compressor clutch. An air conditioner pulley making noise can also come from failing bearings. The compressor clutch is a high wear item and if it s worn out it can create a rattle during operation. The ac compressor has several interior components and uses a sealed bearing to turn. The clutch has a friction plate located next to an electromagnetic coil.

When the ac turns on it puts the entire. The refrigerant travels though the lines and is cooled by the radiator. The hissing sound is the freon from the high pressure side slowly feeding into the low pressure side and this is completely normal. Normally you should hear or feel nothing when the air conditioner is working except the cold air coming from your car s heating cooling ducts.

A rattling could indicate it s time to replace your worn out compressor clutch and maybe even the entire ac compressor. In addition to the ac compressor clutch we also. Auto ac compressor clutch assembly air conditioning compressor bearing. The compressor works only when it is engaged to the engine and that engagement is through the air conditioner clutch.

According to denso 99 9 of all compressor problems are not related to product failure but from a poor understanding of a c system operation maintenance and repair. When the vehicle is turned off or the air conditioning compressor clutch is disengaged the system will equalize the pressure. Noisy compressor clutch bearing failure. The air conditioning system on a vehicle has a number of components that work in concert with each other to deliver cool air to the passenger cabin.

Automotive air conditioning system uses an electromagnetic clutch mechanism that engages the compressor to turn the ac unit. These typically start when your ac compressor. Some vehicles can have only the clutch replaced but some require replacement of both the clutch and compressor. There are many other potential sources of the noise as well.

If any of the interior components break or the compressor s internal bearings fail or seize then all sorts of noises can be produced as a result. To run this compressor the car s engine is directly connected to the pump rotor of the compressor with a belt. The clutch drives the compressor which sends refrigerant to the evaporator where refrigerant gets condensed. That in simple detail describes how the system works.

Car a c compressor ac system components failure.