Torque Converter: Service and Repair

DISASSEMBLY





1. Remove and discard the cooler tube fitting.





2. Remove the final drive ring gear retaining ring.





3. Remove the final drive ring gear.





4. Inspect the final drive ring gear and housing lug teeth for damage or wear.





5. Remove the differential lube tube bolt.





6. Pull the differential lube tube from the housing.
- Replace lube tube if necessary.
7. Inspect the converter housing for:
- Stator support area wear
- Case mating surfaces for nicks or deformation
- Differential bushing wear

WARNING: IN ORDER TO AVOID INJURY, EYE PROTECTION SHOULD BE WORN WHEN CLEANING COMPONENTS WITH COMPRESSED AIR. FAILURE TO FOLLOW THESE INSTRUCTIONS WILL 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.





8. 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





9. Check for blockage at the converter seal return hole.


ASSEMBLY





1. Position a new differential lube tube in the torque converter housing.





2. Install the differential lube tube using Lube rube Replacer.





3. Install the differential lube tube bolt.





4. Install the final drive ring gear.

NOTE: The final drive ring gear is installed with the lug end up.





5. Install the final drive ring gear retaining ring.





6. Install the cooler tube fitting.