BOMBARDIER 1982 Shop Manual page 282

SECTION 03 TRANSMISSION
SUB-SECTION 08 (GEARBOX)
7. Transmission housing
2. Transmission cover
3.
Stud MB x 52 (6)
4. Stud MB x 56 (2)
5. T ensioner axle
6. O'ring
7. Washer
B.
Needle bearing
9. 7B teeth tensioner sprocket
70. Circlip
77. Lockwasher
72. Hexagonal screw M6 x 74
73. Layshaft assembly
74. Ball bearing 6005 (2)
75. Washer
(2)
76. Seal
(2)
17.
Distance sleeve
7B. Shim 25.5/34/7
19. Shim (as required)
20. Drive shaft
27. Key
22. Allen screw M4 x B (2)
23. Loctite
271
(red)
24. Washer
25. Needle bearing
26. Distance sleeve
REMOVAL
Remove hood, pulley guard, drive belt and exhaust mani-
fold from vehicle.
Remove brake assembly and shifter mechanism.
Remove steering lower bracket from the gearbox.
Slacken upper bracket.
Release chain tension using tensioner.
Release track tension by unlocking link plate springs. In-
sert a pry bar between structural members of center
bogie wheel sets and pry sets upward to reverse installa-
tion position. Reverse front then rear bogie wheel sets.
Remove rear axles.
Remove oil seals from end bearing housings and center
frame (to drain the oil).
Remove end bearing housings. (Pry out housings with
two (2) screwdrivers inserted between housing and
frame).
Release drive axle sprocket teeth from track notches
while at the same time, pulling the drive axle towards
end bearing side of frame. (This action will disengage
the axle splines from the lower sprocket of the gear-
box).
PAGE 282
27. 79 teeth shift sprocket
2B. Shim 25.5/34/7
29.
Distance ring
30. Circlip
37. Ball bearing 6205 (2)
32. Seal
33. 23 teeth shift sprocket
34. Shim (as required)
35. 90 links, triple roller chain
36. Gear change shaft
37. Shim (as required)
3B. Gear change lever
39. Washer
40. Lock nut MB
41. Index rod
42. O'ring
43. Gear change fork
44. Index spring
45. Ball
114"
46. Hexagonal nut M 70
47. Loctite
242
(blue)
48. Loctite 575 (violet)
49. Lockwasher (B)
50. Hexagonal nut MB (B)
57. Stud M70 x 23 (2)
52. Lockwasher (2)
53. Hexagonal nut M70 (2)
Allow drive axles to remain within the tracks.
Remove gearbox and gasket from frame.
DISASSEMBL Y
CD 0
Remove the transmission cover from the transmis-
sion housing.
Remove the transmission components and set them on
a table.
Remove the transmission cover components and set
them on a table.
Clean the transmission housing and cover mating sur-
faces of Loctite residue.
@
to
@
Remove the layshaft components and inspect
for wear and/or damage.
@)to
@
Remove the shaft seals and the bearing circiips.