F 150 Heritage 4WD Pickup V6-4.2L VIN 2 (2004)
Hose/Line HVAC: Service and Repair
CONDENSER TO EVAPORATOR LINE
REMOVAL
CAUTION: Refrigerant Compressor Oil (Mineral 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 the R-134a refrigerant system as an A/C compressor lubricant. PAG Refrigerant
Compressor Oil F7AZ-19589-DA (Motorcraft YN-12-C) or equivalent meeting Ford specification WSH-M1C231-B only should be used as an
A/C compressor lubricant.
1. Recover the refrigerant. Refer to: Heating and Air Conditioning, Service and Repair, Refrigerant, Refrigerant Discharging and Recovery
Procedure, See: Refrigerant/Service and Repair/Refrigerant Discharging and Recovery Procedure
2. Disconnect the condenser to evaporator line spring lock coupling from the A/C evaporator core.
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Discard the O-ring seals.
3. NOTE: Use a backup wrench to hold the line during disconnection to prevent damage to the condenser to evaporator line.
Disconnect the condenser lower fitting.
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Discard the O-ring seal.