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Fluid Pump: Assembly

NOTE: Minor burrs and scoring may be removed with crocus cloth. If damage is found, install a new assembly.
  1. Inspect the fluid pump components for the following:
    • Pump body and case for burrs.
    • Fluid passages for obstructions.
    NOTE: Check and make sure that the garter spring in the seal has not popped off of the converter hub seal.
  2. Install a new seal onto the special tool.
    Fig 1: Installing Seal Using Special Tool
    G04696410
  3. Using the special tool, install the converter hub seal.
    Fig 2: Installing Converter Hub Seal Using Special Tool
    G04696411
  4. Install a new O-ring seal in the fluid pump drive gear.
    Fig 3: Locating O-Ring Seal
    G04696412
    CAUTION: Lubricate the special tool with multi-purpose grease.
  5. Using the special tool, seat the O-ring seal in the pump gear.
    Fig 4: Identifying Special Tool
    G04696413
    CAUTION: The chamber on the inside edge of the small gear must be UP when in the pump housing gear pocket. The dimple on the larger gear must be DOWN when in the pump housing gear pocket.
  6. Install the pump gears into the fluid pump housing. Apply multi-purpose grease to the pump gear to prevent scoring at start up.
    Fig 5: Locating Fluid Pump Gears
    G04696414
  7. Install a new seal on the valve.
    Fig 6: Locating Seal On Valve
    G04696415
  8. Install the valve with the tab facing down.
    Fig 7: Locating Valve With Tab Facing Down
    G04696416
  9. First, install the fluid pump adapter plate, then install the alignment pins in their correct location.
    Fig 8: Identifying Special Tool
    G04696417
    CAUTION: The special tools must be used to correctly align the pump with the adapter plate to reduce gear noise, bushing failure and leakage.
  10. Using the special tool, align the fluid pump to the adapter plate.
    Fig 9: Identifying Special Tool To Adapter Plate
    G04696418
  11. Using the special tools, assemble the pump.
    Fig 10: Identifying Special Tools
    G04696419
  12. Loosely install the fluid pump housing screws in their correct location and remove the special tools.
    Fig 11: Locating Fluid Pump Housing Screws
    G04696420
  13. Install the 2 remaining screws.
    Fig 12: Identifying Fluid Pump Housing Retaining Screws
    G04696421
  14. Tighten all of the fluid pump screws in a star pattern.
    • Tighten to 22 Nm (16 lb-ft).
      Fig 13: Locating Fluid Pump Screws
      G04696422
  15. Install a new fluid pump seal ring.
    Fig 14: Identifying Fluid Pump Seal Ring
    G04696423
  16. Install the 2 new seal rings.
    Fig 15: Identifying Overdrive Brake Drum Seals
    G04696424
    CAUTION: Be careful not to overstretch the seal ring past the seal ring groove. Damage to the seal will occur.
  17. Using the special tools, install the fluid pump seal ring.
    Fig 16: Installing Fluid Pump Seal Ring
    G04696425
    CAUTION: Verify correct seal installation. Make sure seal grooves are clean and free of burrs.
    NOTE: Make sure seal grooves are clean and free of burrs. Make sure that the seal is seated into the groove.
  18. Verify the seal is installed correctly.
    Fig 17: Identifying Seal Installed Position
    G04696426
    CAUTION: Failure to correctly size the seal will cause damage to the seal when the torque converter is installed.
  19. Using the special tool, size the seal to the correct size. Leave the special tool on the seal ring for 2 minutes to obtain the correct seal size.
    Fig 18: Identifying Special Tool
    G04696427
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