Diesel Data: Automotive Repair

High Pressure Safety Valve HVAC: Description and Operation

A/C COMPRESSOR PRESSURE RELIEF VALVE


A/C Compressor Pressure Relief Valve:






An A/C compressor pressure relief valve is incorporated into the compressor A/C manifold and tube to:
- relieve unusually high refrigerant system discharge pressure buildups. For specifications regarding operating pressure(s), refer to Specifications.
- prevent damage to the A/C compressor and other system components.
- avoid total refrigerant loss by closing after the excessive pressure has been relieved.