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Removal and Installation

WARNING: This page is about a different car, the 2004 Ford Ranger. However, it is still accessible from the selected car via links, so may be relevant.
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-19D589-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. For additional information, refer to CLIMATE CONTROL SYSTEM-GENERAL INFORMATION .
  2. Position the air cleaner outlet tube (9B659) aside.
    1. Loosen the clamp.
    2. Disconnect the crankcase ventilation tube (6758).
    3. Position the air cleaner outlet tube aside.
      Fig 1: Position Of Air Cleaner Outlet Tube Aside
      G03276934Courtesy of FORD MOTOR CO.
  3. Remove the A/C pressure relief valve (19D644).
    Fig 2: Removing A/C Pressure Relief Valve
    G03276935Courtesy of FORD MOTOR CO.
  4. To install, reverse the removal procedure.
    • Install a new O-ring seal lubricated in clean mineral oil.
    • Lubricate the refrigerant system with the correct amount of clean PAG oil. For additional information, refer to CLIMATE CONTROL SYSTEM-GENERAL INFORMATION .
  5. Evacuate, leak test and charge the refrigerant system. For additional information, refer to CLIMATE CONTROL SYSTEM-GENERAL INFORMATION .
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