Lower Valve Body Overhaul Procedure

REMOVE OR DISCONNECT
1. One bolt and direct clutch solenoid from lower valve body.
2. One bolt and 2nd brake solenoid from lower valve body.
3. No. 2 valve body key from lower valve body.
4. Shift valve plug from lower valve body.
5. 2-3 shift valve from lower valve from lower valve body.
6. 2-3 shift valve spring from lower valve body.
7. No. 1 valve body key from lower valve body.
8. Shift valve plug from lower valve body.
9. Secondary regulator valve from lower valve body.
10. Secondary regulator valve spring from lower valve body.
11. No. 1 valve body key from lower valve body.
12. B2 control valve plug from lower valve body.
13. B2 control valve from lower valve body.
14. B2 control valve spring from lower valve body.
15. No. 2 valve body key from lower valve body.
16. Shift valve plug from lower valve body.
17. 1-2 shift valve from lower valve body.
18. 1-2 shift valve spring from lower valve body.
19. Cooler by-pass valve from lower valve body.
20. Cooler by-pass valve spring from lower valve body.
21. Six bolts and lower valve body cover and gasket from lower valve body.

Clean
All parts thoroughly with solvent and air dry.

Inspect

^ Tool Required:
- J 34673 Flat Gage Bar

1. Lower valve body for:
- Distorted or damaged valve bores.
- Blocked fluid passages.
- Surface warp by placing a J 34673 across the lower valve body mating surface and rotating every 30 degrees checking for surface warp. If lower valve body surface warp exists, replace the lower valve body.
2. All valves, springs and attaching parts for unusual wear or damage. Replace as necessary.
3. Direct clutch and 2nd brake solenoid O-rings for cuts or damage. Replace as necessary.

INSTALL OR CONNECT

^ Tool Required:
- J 36850 Transjel Transmission Assembly Lubricant

1. Apply a thin coat of J 36850 to all parts prior to assembly.
2. Lower valve body cover and new gasket onto lower valve body; secure with six bolts.

Tighten
- Lower valve body cover bolts to 4 N.m (35 lb. in.).

3. Cooler by-pass valve spring into lower valve body.
4. Cooler by-pass valve into lower valve body.
5. 1-2 shift valve spring into lower valve body.
6. 1-2 shift valve into lower valve body.
7. Shift valve plug into lower valve body.
8. No. 2 valve body key into lower valve body.
9. B2 control valve spring into lower valve body.
10. B2 control valve into lower valve body.
11. B2 control valve plug into lower valve body.
12. No. 1 valve body key into lower valve body.
13. Secondary regulator valve spring into lower valve body.
14. Secondary regulator valve into lower valve body.
15. Shift valve plug into lower valve body.
16. No. 1 valve body key into lower valve body.
17. 2-3 shift valve spring into lower valve body.
18. 2-3 shift valve into lower valve body.
19. Shift valve plug into lower valve body.
20. No. 2 valve body key into lower valve body.
21. 2nd brake solenoid to lower valve body; secure with one bolt.

Tighten
- 2nd brake solenoid retaining bolt to 4 N.m (35 lb. in.).

22. Direct clutch solenoid to lower valve body; secure with one bolt.

Tighten
- Direct clutch solenoid retaining bolt to 4 N.m (35 lb. in.).

Inspect
- All valves for smooth operation.