Pump Assembly: Disassembly

Fig 1: Identifying Components Of Automatic Transmission

Courtesy of FORD MOTOR CO.

Remove and discard the seven pump support seal rings from the pump support.

Fig 2: Removing And Discard Seven Pump Support Seal Rings From Pump Support
Courtesy of FORD MOTOR CO.
Remove the six pump support bolts.

Fig 3: Removing Six Pump Support Bolts
Courtesy of FORD MOTOR CO.
Separate the pump support and body assembly.
1. Remove the pump support.
2. Remove the pump body separator plate gasket.
3. Remove the pump body separator plate.
4. Remove the pump body.
  
  Fig 4: Separating Pump Support And Body Assembly
  Courtesy of FORD MOTOR CO.
Remove and discard the pump seal.

Fig 5: Removing And Discarding Pump Seal
Courtesy of FORD MOTOR CO.
Remove the pump drive gear assembly.
1. Pump drive gear insert.
2. Pump drive gear.
3. Pump driven gear.
  
  Fig 6: Removing Pump Drive Gear Assembly
  Courtesy of FORD MOTOR CO.

WARNING: Air pressure must not exceed 138 kPa (20 psi). Wear safety glasses when using compressed air. Failure to follow these instructions can result in personal injury.

Clean all parts thoroughly in clean solvent and blow dry with moisture-free regulated compressed air.
Inspect the pump body and gears for damage and wear.
- Driven gear teeth
- Drive gear teeth
- Gear bore
- Crescent
- Lubrication passages and holes.
Inspect the pump support apply circuit passages and lubrication passages.
1. Rear lube (from cooler TC circuit)
2. Reverse clutch (RC)
3. Direct clutch (DC)
4. Forward clutch (FC)
5. Coast clutch (CC)
6. Converter clutch bypass (CBY)
  
  Fig 7: Inspecting Pump Support Apply Circuit Passages And Lubrication Passages
  Courtesy of FORD MOTOR CO.