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Home >> Lincoln >> 2003 >> Navigator 4WD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle/Transmission >> Disassembly And Assembly Of Subassemblies >> Coast Clutch Assembly >> Disassembly

Coast Clutch Assembly: Disassembly

  1. Remove the retaining ring.
    Fig 1: Removing Retaining Ring
    G01564234Courtesy of FORD MOTOR CO.
  2. Remove the coast clutch pressure plate and the clutch plates.
    Fig 2: Removing Coast Clutch Pressure Plate And Clutch Plates
    G01564235Courtesy of FORD MOTOR CO.
  3. Inspect the overdrive one-way clutch (OWC) for damage to the plastic cage, springs, and rollers. Replace as necessary. Remove the overdrive one-way clutch.
    Fig 3: Removing Overdrive One-Way Clutch
    G01564236Courtesy of FORD MOTOR CO.
  4. Using the special tool, remove the coast clutch return spring.
    1. Remove the retaining ring.
    2. Remove the return spring.
      Fig 4: Removing Retaining Ring And Return Spring
      G01564237Courtesy of FORD MOTOR CO.
  5. Remove the coast clutch piston and seal assembly.
    Fig 5: Removing Coast Clutch Piston And Seal Assembly
    G01564238Courtesy of FORD MOTOR CO.
    6. NOTE: If the teeth and/or bushing are damaged, the sun gear will need to be replaced.
    Fig 6: Removing Sun Gear
    G01564239Courtesy of FORD MOTOR CO.
  6. If required, use an arbor press to remove the sun gear.
    7. NOTE: If the coast clutch cylinder shows any signs of damage it will need to be replaced.
  7. Inspect the coast clutch assembly.
    1. Inspect the bushing.
    2. Inspect the No. 1 thrust washer.
    3. Inspect the lube hole.
      Fig 7: Removing Tube Hole
      G01564240Courtesy of FORD MOTOR CO.
  8. Inspect the OWC inner race.
    1. Inspect the coast clutch hub overdrive OWC inner race.
    2. Inspect all the sealing surfaces.
    3. Inspect the sun gear splines.
      Fig 8: Inspecting OWC Inner Race
      G01564241Courtesy of FORD MOTOR CO.
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