C 3500 Truck 2WD V8-6.6L DSL Turbo VIN 1 (2002)
High Pressure Safety Valve HVAC: Service and Repair
Compressor Pressure Relief Valve Install (HT6/HD6/HU6)
TOOLS REQUIRED
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J 43600 ACR 2000 Air Conditioning Service Center
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J 39400-A Halogen Leak Detector
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
Tighten the new valve to 9.0 N.m (80 lb in).
4. Evacuate and recharge the system using the J 43600.
5. Leak test the fitting(s) of the repaired or reinstalled component using the J 39400-A.
"For a description of the RPO Code(s) shown in this article or any of the images therein, refer to the RPO Code List found at Vehicle/Application ID".
See: Application and ID/RPO Codes
