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. Refer to Refrigerant Recovery and Recharging.
2. Remove the air conditioning compressor.

IMPORTANT: Cap or tape the open A/C components immediately to prevent system contamination.

3. Cap or tape the A/C compressor.




4. Remove the high pressure relief valve.

INSTALLATION PROCEDURE
1. Remove the cap or tape from the A/C compressor.




2. Install the high pressure relief valve.

NOTE: Refer to Fastener Notice.

Tighten the valve to 8 N.m (70 lb in).

3. Install the air conditioning compressor.
4. Evacuate and recharge the refrigerant system. Refer to Refrigerant Recovery and Recharging.
5. Leak test the fittings of the component using J 39400-A.