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Home >> Lincoln >> 2021 >> Navigator Base, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 (Transfer Case) >> Disassembly And Assembly >> Transfer Case - Vehicles With: 1-Speed Torque On Demand Transfer Case >> Disassembly
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Transfer Case - Vehicles With: 1-Speed Torque On Demand Transfer Case: Disassembly

WARNING: This page is about a different variant/trim than selected.
  1. NOTE: Seal all openings before cleaning the transfer case exterior. This will prevent entry of dirt and water, which may cause damage to internal components.

    Using a transmission adjustable mounting arm, secure the transfer case to the bench. Clean the transfer case with solvent and dry with compressed air. Use the General Equipment: Adjustable Mounting Arm

    GFD544289Courtesy of FORD MOTOR COMPANY
  2. Remove the transfer case rear seal. Refer to: Transfer Case Rear Seal  .
  3. Remove the coil wire pin from the electrical connector.
    GFD544244Courtesy of FORD MOTOR COMPANY
  4. Remove the coil nuts and washers.
    GFD544245Courtesy of FORD MOTOR COMPANY
  5. NOTE: The transfer case bolts are self tapping, and it is normal to find metal shavings while removing the cover.

    Remove the transfer case bolts.

    GFD544246Courtesy of FORD MOTOR COMPANY
  6. Using the pry bosses, separate the transfer case covers.
    GFD544247Courtesy of FORD MOTOR COMPANY
  7. Remove the transfer case field coil.
    GFD544248Courtesy of FORD MOTOR COMPANY
  8. Remove the coil housing snap ring and spacer.
    GFD544249Courtesy of FORD MOTOR COMPANY
  9. Remove the caged thrust bearing assembly.

    • Install a new bearing as necessary.

    GFD544250Courtesy of FORD MOTOR COMPANY
  10. Remove the coil housing.
    GFD544251Courtesy of FORD MOTOR COMPANY
  11. Remove the steel balls and the cam.
    GFD544252Courtesy of FORD MOTOR COMPANY
  12. Remove the wave spring.
    GFD544253Courtesy of FORD MOTOR COMPANY
  13. Remove clutch pack circlip.
    GFD544254Courtesy of FORD MOTOR COMPANY
  14. NOTE: When removing the clutch pack assembly, do not separate the clutch pack assembly. Keep tension on the clutch pack during removal. Set the clutch pack assembly on the bench in the same position as located in the transfer case. The thrust washer in the lower clutch pack uses tabs to hold it in place. If the thrust washer is not in place, a transfer case clearance problem will occur.
    NOTE: If the clutch pack is disassembled, a new clutch pack and armature must be installed. Failure to install a new clutch pack can result in component failure.

    Remove the clutch pack assembly with the armature.

    GFD544255Courtesy of FORD MOTOR COMPANY
  15. Remove the clutch pack spacer.
    GFD544256Courtesy of FORD MOTOR COMPANY
  16. Remove the drive chain and the sprockets as an assembly.

    • Install new components as necessary.

    GFD544257Courtesy of FORD MOTOR COMPANY
  17. Remove the output shaft sprocket spacer.
    GFD544258Courtesy of FORD MOTOR COMPANY
  18. Remove the thrust bearing assembly.

    • NOTE: The upper thrust washer may be attached to the sprocket.

      Remove the thrust washer.

    • Remove the thrust bearing.

    • Remove the thrust washer.

    • Install new components as necessary.

    GFD544290Courtesy of FORD MOTOR COMPANY
  19. Remove the magnet from its slot in the case.
    GFD544291Courtesy of FORD MOTOR COMPANY
  20. NOTE: The pump assembly is not repairable.

    Remove the oil pump assembly.

    GFD544292Courtesy of FORD MOTOR COMPANY
  21. Remove the output shaft.
    GFD544293Courtesy of FORD MOTOR COMPANY
  22. Remove and discard the front input shaft seal.
    GFD544294Courtesy of FORD MOTOR COMPANY
  23. Remove the input shaft bearing.
    GFD544295Courtesy of FORD MOTOR COMPANY
  24. NOTE: Do not let the front output shaft fall while removing the snap ring or damage to the component may occur.

    Remove the output shaft circlip and the output shaft.

    GFD544259Courtesy of FORD MOTOR COMPANY
  25. Remove and discard front output shaft seal.
    GFD544260Courtesy of FORD MOTOR COMPANY
  26. Clean and inspect the components of the transfer case for damage and install new components as necessary.