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Home >> Lincoln >> 2017 >> Navigator L Select, RWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - 6R80 >> Disassembly And Assembly Of Subassemblies >> Pump Assembly >> Disassembly
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Pump Assembly: Disassembly

  1. 1.

    Remove the front pump washer.
GFD136302Courtesy of FORD MOTOR COMPANY

  1. 2.

    If the O-ring seal was not removed during disassembly, remove and discard the front pump O-ring seal from the pump assembly.
GFD136131Courtesy of FORD MOTOR COMPANY

  1. 3.

    Remove and discard the front pump seal rings from the stator support.
GFD136303Courtesy of FORD MOTOR COMPANY

  1. 4.

    Index-mark the pump body to the pump plate assembly.

    1. 1.

      Pump body

    1. 2.

      Pump plate assembly

    1. 3.

      Index mark
GFD136304Courtesy of FORD MOTOR COMPANY

  1. 5.

    Remove the 11 pump plate assembly-to-pump body bolts.
GFD136305Courtesy of FORD MOTOR COMPANY

  1. 6.

    Push down on the loose pump plate assembly-to-pump body bolts to remove the pump body from the pump plate assembly and remove the 11 bolts.
GFD136306Courtesy of FORD MOTOR COMPANY

  1. 7.

    Remove and discard the pump body outer seal and remove the fluid pump gears.
GFD136307Courtesy of FORD MOTOR COMPANY

  1. 8.

    Inspect the inner and the outer pump gears for damage.
    • Clean all pump components in solvent.
    • Dry the parts with compressed air.
    • Inspect the pump gears, faces, gear teeth and mating surfaces for damage or scoring.
    • Install a new pump as necessary.
GFD136308Courtesy of FORD MOTOR COMPANY

  1. 9.

    Inspect the pump body and pump plate thrust surfaces for damage or scoring.

    1. 1.

      Pump body

    1. 2.

      Pump plate assembly

    1. 3.

      Pump gear thrust surfaces
GFD136309Courtesy of FORD MOTOR COMPANY

  1. 10.

    Inspect the input shaft bushing for damage or scoring. If the bushing is damaged, install a new pump.
GFD136310Courtesy of FORD MOTOR COMPANY

  1. 11.

    Inspect the torque converter hub bushing for damage or scoring. If the bushing is damaged, install a new pump.
GFD136311Courtesy of FORD MOTOR COMPANY