GMC T Series 1994 Repair Manual page 916

19. NEEDLE BEARING
24. OIL PUMP ASSEMBLY
64. OIL PUMP COVER SCREW
66
. OIL PUMP BODY
67. OIL PUMP DRIVE GEAR
68
. OIL PUMP DRIVEN GEAR
70. OIL PUMP COVER
Figure 25— Mainshaft and Oil Pump Assembly
SYNCHRONIZER HUB
ASSEMBLY
* Assemble (Figure 24)
1. Compression spring (53) to the lockup collar (54).
2. Lockup hub (52) compressing the compression
spring (53).
3. Synchronizer hub snap ring (51).
INTERNAL COMPONENTS
Install or Connect (Figures 8 through 27)
N O T IC E : F o r s t e p s 2 8 a n d 3 1 , r e f e r to " N o ­
"
t i c e o n p a g e 7 D 6 -1 .
Tools Required:
J 37668 Seal Installer
J 8092 Driver Handle
J 33832 Bearing Installer/Remover
J 29169 Bearing Installer/Remover
1. Rear output shaft seal (47) to the rear bearing
retainer (50) using J 37668.
2. Front output bearing (22) to the front case (31)
using J 8092 and J 33832 (figure 26).
3. Front output bearing snap ring (40) to the front
case (31).
4. Front output shaft seal (42) to the front case (31)
using J 37668.
5. Rear output bearing (45) to the rear case (46)
using J 8092 and J 33832.
6. Front input bearing snap ring (44) to the front case
(31) using J 8092 and J 29169 (figure 27).
7. Front input bearing snap ring (43) to the front case
(31).
8. Sector (38), detent spring (39), and detent roller
(49) to the front case (31) (figure 18).
9. Sector shaft (37) through the case and align with
spline on the sector (38).
10. Retainer clip (36) to the sector shaft (37).
11. Power take off drive gear (35) and the input carrier
assembly (25) to the front case (31) (figure 17).
V1191
12
Input carrier snap ring (32) to the input carrier (25)
(figure 16).
13 Input shaft front oil seal (33) to the front case (31)
using J 37668.
14. Annulus gear (32) to the front case (31) (figure 15).
15. Annulus gear snap ring (30) to the front case (31)
(figure 14).
16. Range fork (28) and shaft hub (29) aligning the
shift hub to the carrier assembly and the shift fork
pin to the slot in the sector (38).
17. Shift rail (9) through the range fork (28) and into
the boss in the front case.
18. Mainshaft (23) and oil pump assembly (24) into the
carrier assembly (25) (figure 12).
19 Front output shaft (16) to the front output bearing
22
( ).
20 Drive gear (18), driven gear (19), and drive chain
(20) as an assembly to the mainshaft (23) and front
output shaft (16).
21
Flat washer (17) to the front output shaft (16).