F 250 4WD Super Duty V10-6.8L VIN Z CNG (2003)
High Pressure Safety Valve HVAC: Service and Repair
REMOVAL
1. Recover the refrigerant.
2. Remove the pressure relief valve.
INSTALLATION
1. Follow the removal procedure in reverse order.
^
Lubricate the O-ring seal with PAG Refrigerant Compressor Oil (R-134a Systems) F7AZ-19589-DA (Motorcraft YN-12-C) or equivalent
meeting Ford specification WSH-M1C231-B.
