F 350 4WD Super Duty V8-6.0L DSL Turbo VIN P (2004)
Hose/Line HVAC: Service Precautions
CAUTION:
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Refrigerant compressor oil F73Z-19577-AA (Motorcraft YN-9-A) should be used to lubricate R-134a refrigerant system O-ring seals only
and should not be added to R-134a refrigerant systems as an A/C compressor lubricant. PAG refrigerant compressor oil
F7AZ-19D589-DA (Motorcraft YN-12-C) or equivalent meeting Ford specification WSH-M1C231-B only should be used as an A/C
compressor lubricant.
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It may be necessary to cut the underbody auxiliary line(s) being serviced into sections to facilitate removal. Make sure to correctly
identify the line(s) being serviced before carrying out any cutting of the line(s).
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Pull the bracket off the stud before attempting to pry it off the lines to prevent component damage.
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Use a wrench on each side of the fitting to prevent damage to the A/C fitting.
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Overtightening of the nut will cause the stud to break away from the floor pan.