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Fluid Pump: Disassembly

  1. Remove the fluid pump gasket, fluid pump seal ring, and the No. 1 thrust washer.
    1. Remove and discard the fluid pump gasket.
    2. Remove and discard the fluid pump seal ring (square cut).
    3. Remove and tag the No. 1 thrust washer.
      Fig 1: Removing Fluid Pump Gasket
      G03948955Courtesy of FORD MOTOR CO.
  2. Remove the fluid pump support seal ring.
    Fig 2: Verifying Seal Is Installed Correctly
    G03948956Courtesy of FORD MOTOR CO.
  3. Remove the seal rings.
    Fig 3: Identifying Overdrive Brake Drum Seals
    G03948957Courtesy of FORD MOTOR CO.
  4. Remove the fluid pump housing.
    Fig 4: Identifying Fluid Pump Housing Retaining Screws
    G03948958Courtesy of FORD MOTOR CO.
  5. NOTE: A rough casting on the pump surface crescent is not a flaw.
    NOTE: The fluid pump gears are part of the pump assembly and are not repaired separately.
    Fig 5: Identifying Fluid Pump Gears
    G03948959Courtesy of FORD MOTOR CO.
  6. Remove the fluid pump gears.
  7. Remove the drive gear O-ring seal and discard. Inspect the fluid pump gears for cracks and scoring.
    Fig 6: Identifying Fluid Pump Drive Gear O-Ring Seal
    G03948960Courtesy of FORD MOTOR CO.
  8. Inspect the overdrive pump.
    • Inspect the overdrive pump support gear pockets for scoring and wear.
    • Clean and inspect the overdrive and rear input shaft bushings.
      Fig 7: Identifying Overdrive Pump
      G03948961Courtesy of FORD MOTOR CO.
  9. Inspect the fluid pump adapter plate for scoring and wear.
    Fig 8: Inspecting Fluid Pump Adapter Plate
    G04008409Courtesy of FORD MOTOR CO.
  10. Remove the valve.
    Fig 9: Removing Valve
    G03948963Courtesy of FORD MOTOR CO.
  11. Remove and discard the seal.
    Fig 10: Removing Seal
    G03948964Courtesy of FORD MOTOR CO.
  12. Inspect the fluid pump to converter housing bushing.
    Fig 11: Identifying Fluid Pump-To-Converter Housing Bushing
    G03948965Courtesy of FORD MOTOR CO.