F 250 4WD Super Duty V10-6.8L VIN Z CNG (2003)
2. Install the O-ring seal.
^
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.
CAUTION: Use only the new O-ring seals. The use of any O-ring seals other than those specified in the Ford Master Parts Catalog may result in
intermittent leakage during vehicle operation.
3. Lubricate the inside of the fittings with PAG Refrigerant Compressor Oil (R-134a Systems) F7AZ-19589-DA (Motorcraft YN-12-C) or equivalent
meeting Ford specification WSH-M1C231-B.
4. Assemble the male and female fittings together.
NOTE: When correctly assembled, the male and female fittings should be flush.
