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Steering Gear: Disassembly

WARNING: This page is about a different car, the 2008 Ford RV Cutaway, 2008 Ford Econoline, 2008 Ford E450 Super Duty, and 2008 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
    CAUTION: Use a soft-jawed vise to secure the steering gear or damage to the steering gear housing may occur.
  1. Secure the steering gear in a soft-jawed vise. Use protective caps on the vise jaws.
    2. Fig 1: Steering Gear In Soft-Jawed Vise
    GF0012591Courtesy of FORD MOTOR CO.
  2. Rotate the steering gear input shaft from stop-to-stop and record the number of rotations.
    • Rotate the input shaft in the opposite direction 1/2 of the total rotations recorded to center the gear.
    3. Fig 2: Rotating Steering Gear Input Shaft
    GF0007748Courtesy of FORD MOTOR CO.
  3. Remove and discard the meshload adjusting screw lock nut.
    4. Fig 3: Identifying Meshload Adjusting Screw Lock nut
    GF0007750Courtesy of FORD MOTOR CO.
  4. Remove the 4 steering gear sector shaft housing cover bolts.
    5. Fig 4: Identifying Steering Gear Sector Shaft Housing Cover Bolts
    GF0007751Courtesy of FORD MOTOR CO.
    CAUTION: If there is evidence of damage, scratches or wear to the steering gear/sector shaft housing sealing area, a new steering gear must be installed or a fluid leak may occur.
  5. Rotate the meshload adjusting screw clockwise until the sector shaft housing cover is separated from the adjuster screw.
    • Inspect the sector shaft housing cover bore.
    6. Fig 5: Rotating Meshload Adjusting Screw Clockwise
    GF0007752Courtesy of FORD MOTOR CO.
  6. Remove and discard the sector shaft housing cover seal.
    7. Fig 6: Identifying Sector Shaft Housing Cover Seal
    GF0007753Courtesy of FORD MOTOR CO.
    CAUTION: If there is evidence of damage, scratches or wear to the sector shaft, a new steering gear assembly must be installed or a fluid leak may occur.
  7. Using a soft mallet, gently tap on the lower end of the sector shaft and remove the sector shaft.
    • Inspect the sector shaft.
    8. Fig 7: Identifying Lower End Of Sector Shaft
    GF0007754Courtesy of FORD MOTOR CO.
  8. Remove the 4 valve housing bolts.
    9. Fig 8: Identifying Valve Housing Bolts
    GF0007755Courtesy of FORD MOTOR CO.
  9. Remove the valve housing and piston assembly.
    10. Fig 9: Valve Housing And Piston Assembly
    GF0007756Courtesy of FORD MOTOR CO.
  10. Remove and discard the valve housing seal.
    11. Fig 10: Identifying Valve Housing Seal
    GF0007757Courtesy of FORD MOTOR CO.
  11. Place the valve housing in the special tool and remove the worm thrust bearing retainer ring setscrew.
    • Discard the setscrew.
    12. Fig 11: Identifying Worm Thrust Bearing Retainer Ring Setscrew
    GF0007758Courtesy of FORD MOTOR CO.
  12. Using the special tool, remove the worm thrust bearing retainer ring.
    13. Fig 12: Worm Thrust Bearing Retainer Ring
    GF0007759Courtesy of FORD MOTOR CO.
  13. Remove the input shaft and control from the valve housing.
    14. Fig 13: Input Shaft And Control
    GF0007760Courtesy of FORD MOTOR CO.
  14. Rotate the holding fixture 180 degrees.
    15. CAUTION: Do not allow the screwdriver to make contact with the valve housing bore, or damage to the sealing area may occur, causing a fluid leak.
  15. Using a screwdriver, remove and discard the input shaft dust seal.
    16. Fig 14: Removing Input Shaft Dust Seal Using Screwdriver
    GF0007761Courtesy of FORD MOTOR CO.
  16. Remove and discard the input shaft seal snap ring.
    17. Fig 15: Identifying Input Shaft Seal Snap Ring
    GF0007762Courtesy of FORD MOTOR CO.
  17. Rotate the holding fixture 180 degrees.
  18. Using the special tool, remove the input shaft bearing and input shaft seal.
    • Discard the input shaft seal.
    19. Fig 16: Removing Input Shaft Bearing And Input Shaft Seal
    GF0007763Courtesy of FORD MOTOR CO.
  19. Remove the valve housing from the holding fixture.
  20. Reposition the steering gear in the vise to access the sector shaft seals.
    21. CAUTION: Do not allow the screwdriver to make contact with the sector shaft seal bore, or damage to the sealing area may occur, causing a fluid leak.
  21. Using a screwdriver, remove and discard the sector shaft dust seal.
    22. Fig 17: Removing Sector Shaft Dust Seal Using Screwdriver
    GF0007764Courtesy of FORD MOTOR CO.
  22. Remove the sector shaft seal snap ring and spacer.
    • Discard the snap ring.
    23. Fig 18: Identifying Sector Shaft Seal Snap Ring And Spacer
    GF0007765Courtesy of FORD MOTOR CO.
    CAUTION: Do not allow the seal puller to make contact with the sector shaft seal bore, or damage to the sealing area may occur, causing a fluid leak.
    NOTE: The steering gear sector shaft bearing is not serviceable.
  23. Using a suitable seal puller, remove and discard the sector shaft seal.
    • Inspect the sector shaft seal bore.
    24. Fig 19: Removing Sector Shaft Seal
    GF0007766Courtesy of FORD MOTOR CO.
  24. Remove and discard the valve housing-to-gear housing O-ring seal.
    25. Fig 20: Identifying Valve Housing-To-Gear Housing O-Ring Seal
    GF0007767Courtesy of FORD MOTOR CO.
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