C 1500 Truck 2WD V8-4.8L VIN V (2000)
High Pressure Safety Valve HVAC: Service and Repair
Compressor Pressure Relief Valve Install
TOOLS REQUIRED
J 39500-B R-134a A/C Refrigerant Recovery, Recycling and Recharging System (ACR4)
1. Clean the valve seat area on the rear head.
2. Lubricate the O-ring of the new pressure relief valve (5) and the O-ring assembly using new 525 viscosity refrigerant oil.
NOTE: Refer to Fastener Notice in Service Precautions.
3. Install the new pressure relief valve (5).
Tighten
Tightenthe new valve to 9.0 N.m (6.1 lb ft).
4. Evacuate and recharge the system using the J 39500-B.
5. Leak test the system.