GMC T Series 1994 Repair Manual page 871

^ Tighten
• Nut (63) to 27 N-m (20 lbs. ft.)).
6. Range shift hub (34) and range shift fork into the
front case half (45).
• It is necessary to rotate the sector to align the
range shift fork.
7. Chain over main shaft onto drive gear.
• Install mainshaft assembly, chain and front out­
put shaft into case as an assembly.
8. Mainshaft assembly, mode shift fork (54), and rail
through range shift fork into front case half (45)
(figure 14).
9. Front output shaft (21) into chain front case half
(45).
10. Fork shift spring (52) onto the mode shift rail (48).
11. Oil pickup tube (18), oil tube connector (26), and
pump pickup screen (35) into the rear case half
(17) (figure 15).
12. Oil tube O-ring (14) onto the oil pump pickup tube
(18).
45.
Front Case Half
55. Sector with Shaft
63. Torque Nut
64. Washer
65. Shift Lever
66 Plastic Washer
.
67. O-Ring Seal
28. Synchronizer Stop Ring
29. Synchronizer Sleeve
31. Synchronizer Hub
48. Shift Rail
54. Mode Fork
Figure 14—Synchronizer Hub Assembly and Mode
N O T IC E : D o n o t d a m a g e
a s s e m b ly a s th is c o u ld r e s u l t in p u m p fa ilu r e .
13. Oil pump (12) to the oil pump pickup tube (18).
•A p ply RTV sealer (GM P/N 1052366) to the
case mating surfaces.
14. Rear case (17) over mainshaft (19) and onto the
front case half (45).
• Be careful not to damage the oil pump (12)
when installing the case halves together.
15. Case bolts (3) into case halves.
•A p p ly Loctite 242 or (GM P/N 12345382) to
case bolts.
• The two longer case bolts and washers into the
doweled case holes (33), or from their original
holes on transfer cases with attaching brackets
(figure 15).
& Tighten
• Bolts to 31 N-m (23 lbs. ft.).
16. Speedometer tone wheel (11) onto mainshaft (19).
17. Pump retainer housing (8) and pump housing bolts
(7) to the rear case half (17).
•A p p ly Loctite 242 or (GM P/N 12345382) to
pump housing bolt threads.
Tighten
• Bolts to 41 N-m (30 lbs. ft.).
F5433
18. Output bearing retainer (snap ring) (5) to the main­
shaft (19).
F5432
Fork
th e O - r in g d u r in g