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Posts Tagged: variable displacement AC compressor

Clutchless AC Compressor — How it works

Clutchless AC Compressor How a clutchless AC compressor works As the name implies, a clutchless AC compressor doesn’t have a clutch to engage and disengage the compressor shaft from the drive belt pulley. Instead, the drive belt turns the compressor shaft all the time. That doesn’t mean the compressor is compressing refrigerant full-time though. These new variable displacement compressors use a swashplate that varies the stroke of the pistons based on how much refrigerant pressure is metered into the crankcase of the compressor. When the AC doesn’t require compressed refrigerant, … Read More

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