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Overdrive Planetary Gears: Disassembly

    NOTE: Individual parts of the planetary carriers are not serviceable.
  1. Before installing a planetary assembly, the shaft retaining pins should be checked for adequate staking. Check the pins and shafts in the planetary assemblies for loose fit and/or complete disengagement. Install a new planetary assembly if necessary.
    2. Fig 1: Locating Planetary Assembly Mounting Bolts
    GF0015636Courtesy of FORD MOTOR CO.
  2. Inspect the pinion gears for damaged or excessively worn teeth and for free rotation.
    3. Fig 2: Locating Pinion Gears
    GF0015637Courtesy of FORD MOTOR CO.
  3. Inspect the Overdrive (O/D) One-Way Clutch (OWC) inner race and the inner and outer races for scored or damaged surface areas where the rollers contact the races.
    4. Fig 3: Locating Overdrive One-Way Clutch Inner Race
    GF0015638Courtesy of FORD MOTOR CO.
  4. Remove and inspect the No. 2 O/D planetary thrust bearing on the nose of the O/D planetary gear carrier assembly.
    5. Fig 4: Locating Overdrive Planetary Thrust Bearing
    GF0015639Courtesy of FORD MOTOR CO.
    NOTE: Inspect the sun gear for damaged or worn teeth.
  5. Remove the coast clutch-to-O/D carrier adapter.
    6. Fig 5: Locating Coast Clutch-To-Overdrive Carrier Adapter
    GF0015640Courtesy of FORD MOTOR CO.
  6. Remove and inspect the O/D sun gear.
    7. Fig 6: Locating Overdrive Sun Gear
    GF0010270Courtesy of FORD MOTOR CO.
    NOTE: Do not attempt to remove the No. 12 bearing from behind the pinion gears or transmission damage can occur.
  7. Inspect the No. 12 bearing for damage.
    8. Fig 7: Identifying No. 12 Bearing
    GF0015641Courtesy of FORD MOTOR CO.
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