Torque Converter Housing: Disassembly

Remove and discard the cooler tube fitting.

Fig 1: Removing Cooler Tube Fitting
Courtesy of FORD MOTOR CO.
Remove the final drive ring gear retaining ring.

Fig 2: Removing Final Drive Ring Gear Retaining Ring
Courtesy of FORD MOTOR CO.
Remove the final drive ring gear.

Fig 3: Removing Final Drive Ring Gear
Courtesy of FORD MOTOR CO.
Inspect the final drive ring gear, housing lug teeth, and final drive ring gear teeth for damage or wear.

Fig 4: Inspecting Final Drive Ring Gear
Courtesy of FORD MOTOR CO.
Remove the differential lube tube bolt.

Fig 5: Removing Differential Lube Tube Bolt
Courtesy of FORD MOTOR CO.
Pull the differential lube tube from the housing.

Fig 6: Pulling Differential Lube Tube From Housing
Courtesy of FORD MOTOR CO.

WARNING: In order to avoid injury, eye protection should be worn when cleaning components with compressed air. Failure to follow these instructions can result in personal injury.

NOTE: Clean all components with a suitable solvent and use moisture-free compressed air to dry all parts and clean fluid passages.

Inspect the converter housing for:
- Stator support area wear.
- Case mating surfaces for nicks or deformation.
- Differential bushing wear.
Check the converter housing hydraulic passages for blockage.
1. Differential lubrication passage
2. Front lubrication passage
3. Converter turbine passage
4. Converter impeller passage
5. Cooler passage
  
  Fig 7: Checking Converter Housing Hydraulic Passages For Blockage
  Courtesy of FORD MOTOR CO.
Check for blockage at the converter seal return hole.

Fig 8: Checking For Blockage At Converter Seal Return Hole
Courtesy of FORD MOTOR CO.