Rear Upper Valve Body Disassembly

REMOVE OR DISCONNECT

NOTICE: When disassembling the rear upper valve body, keep all valve springs, spring seats and plugs with their respective valves. Most valve springs are of different sizes and CANNOT be interchanged. Make sure all parts are Clean and dry before assembly.





1. Six valve body balls from valve body.
2. Depress 3-2 kickdown control valve plug and remove needle roller with magnet from valve body.





3. 3-2 kickdown control valve plug, clutch sequence valve and reverse brake sequence valve spring from valve body.





4. Depress shift valve plug, and remove shift valve retainer with magnet from valve body.
5. Shift valve plug and 3-4 shift valve spring from valve body.





6. Two plate bolts securing rear upper valve body plate and gasket to valve body.
7. 1-2 shift valve and shift valve spring from valve body.





8. Depress shift valve plug and remove valve retainer with magnet from valve body.
9. Shift valve plug, 2-3 shift valve and shift valve spring from valve body.

CLEAN
- All upper valve body components and dry thoroughly.

INSPECT
1. All valves for cracks, scoring or other damage.
- Replace as necessary.
2. All valve springs for damage or distortion. Replace as necessary.
3. Rear upper valve body valve bores for scoring or cracks. Replace as necessary.

MEASURE

^ Tool Required:
- J 26900-5 Vernier Caliper

1. Free length and outer coil diameter of all rear upper valve body valve springs using a J 26900-5. If spring free length is not as specified in the rear upper valve body spring table, replace as necessary.