Input Shaft/Mainshaft and Countershaft

^ Tools Required:
- J 8001 Dial Indicator Set
- J 39444-1 Countershaft End Play Measuring Tool

INSTALL OR CONNECT
1. Position transmission in vertical position.
2. Countershaft bearing race (103).
3. Input shaft bearing race (8).
4. Input shaft (10) to adapter plate (1).
5. Mainshaft (23) to input shaft (10).
6. Countershaft (105).
A. Lift up mainshaft (23) enough to install countershaft (105).
B. Countershaft (105).
7. Transmission case (44).
8. Adapter plate to transmission case bolts (178).

Tighten
- Bolts (178) to 35 N.m (26 lb. ft.).

9. Place tip of J 8001 on end of mainshaft (23).

Measure
A. Input shaft/mainshaft end play by moving input shaft (10) up and down.
B. Select shim (6) to achieve 0.00 to 0.05 mm (0.000 to 0.002 in.) preload.
10. Remove J 8001.
11. Place tip of J 8001 on end of countershaft (105).
12. J 39444 1 through adapter plate plug hole and screw J 3944 1 into the countershaft.

Measure
A. Countershaft end play using J 39444-1 to move the countershaft (105) up and down.
B. Select shim (102) to achieve 0.00 to 0.05 mm (0.000 to 0.002 in.) preload.
13. Remove J 39444 1 and J 8001.

REMOVE OR DISCONNECT
1. Adapter plate to transmission case bolts (167).
2. Transmission case (44).
3. Countershaft (105).
A. Lift up mainshaft (23) enough to remove countershaft (105).
B. Countershaft (105).
4. Mainshaft (23).
5. Input shaft (10) from adapter plate (1).
6. Input shaft bearing race (8).
7. Countershaft bearing race (103).