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Removal and Installation

WARNING: This page is about a different car, the 2005 Ford RV Cutaway, 2005 Ford Econoline, 2005 Ford E450 Super Duty, and 2005 Ford Cutaway. 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-rings seals only and should not be added to R-134a refrigerant systems 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. Remove the A/C evaporator core (19860). For additional information, refer to EVAPORATOR CORE .
    2. NOTE: Care must be taken not to damage the capillary bulb or tube.
  2. Separate the capillary bulb from the outer evaporator outlet tube.
    1. Remove the A/C insulating tape and save for reuse.
    2. Remove the clip securing the capillary bulb to the tube.
      Fig 1: Separating Capillary Bulb From Outer Evaporator Outlet Tube
      G03890187Courtesy of FORD MOTOR CO.
  3. Remove the thermostatic expansion valve (TXV) (19849).
      CAUTION: Use a wrench on each side of the fitting to prevent damage to the A/C fitting.
    1. Disconnect the refrigerant lines.
    2. Remove the TXV.
      Fig 2: Removing TXV
      G03890188Courtesy of FORD MOTOR CO.
  4. To install, reverse the removal procedure.
    • Install new O-ring seals lubricated in clean mineral oil.
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