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Home >> Buick >> 1994 >> Century Base, 3.1 M >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> General Servicing >> A/C Compressor Refrigerant Oil Checking >> Servicing Precautions >> Discharging System

Discharging System

If compressor has stem-type service valves, it can be isolated and removed without discharging entire system. Otherwise, discharge A/C system using approved refrigerant recovery/recycling equipment before loosening any fittings.