buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

High Pressure Safety Valve HVAC|Service and Repair|Page 17102 > < Heater Hose Replacement - Inlet|Page 17098
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High Pressure Safety Valve HVAC: Service and Repair

COMPRESSOR PRESSURE RELIEF VALVE REPLACEMENT

TOOLS REQUIRED

J 39400-A Halogen Leak Detector

REMOVAL PROCEDURE

1. Recover the refrigerant from the A/C system. Refer to Refrigerant Recovery and Recharging.
2. Remove the A/C Compressor. 

3. Remove the high pressure relief valve from the A/C compressor.

INSTALLATION PROCEDURE

1. Lubricate the high pressure relief valve O-ring. Refer to O-Ring Replacement.

High Pressure Safety Valve HVAC|Service and Repair|Page 17102 > < Heater Hose Replacement - Inlet|Page 17098