High Pressure Safety Valve HVAC: Service and Repair

Air Conditioning (A/C) Pressure Relief Valve













Removal and Installation

1. With the vehicle in NEUTRAL, position it on a hoist.

2. Recover the refrigerant.

3. Remove the A/C compressor pressure relief valve and O-ring seal.
- To install, tighten to 10 Nm (89 lb-in).


4. NOTE: A new O-ring seal will already be installed on the new A/C pressure relief valve service part.
To install, reverse the removal procedure.

- Add the correct amount of clean PAG oil to the refrigerant system. For additional information, refer to the Refrigerant Oil Adding procedure in Heating and Air Conditioning.


5. Evacuate, leak test and charge the refrigerant system.