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30/ENGINE - WORK ON INDIVIDUAL PARTS
Checking shift mechanism
18.32
0 0 A
A
1
0 0 1
0 0 4
4
1
0 0 1
0 0 D
D
0 0 1
1
0 0 6
6
E
0 0 E
5
0 0 5
0 0 C
C
3
0 0 3
0 0 B
B
F
0 0 F
Preassembling shift shaft
18.33
5
5
2
2
4
4
–
Check the shift forks
»
If there is damage or wear:
–
–
Check shift grooves
»
If the shift groove is worn:
4
0 0 4
–
–
Check the seat of the shift drum in the bearings
»
If the shift roller is not seated correctly:
–
–
Check bearing
»
If the bearings do not move freely or are worn:
–
0 0 2
2
–
Check the needle bushing
»
If the needle bushing does not move freely or is worn:
–
0 0 3
3
–
Check the shift rail
»
If there is run-out:
300120-01
–
–
Check the shift rail for scoring, signs of corrosion and stiffness in the shift forks.
»
If there is scoring or corrosion, or if the shift fork is stiff:
–
–
Check sliding plate
»
If the sliding plate is worn:
–
–
Check return surface
»
If deep notches are present:
–
–
Check guide pin
»
If the guide pin is loose and/or worn:
–
–
Preassemble the shift shaft. (
–
Check the clearance
Shift shaft - play in sliding plate/shift
quadrant
»
If the measured value does not equal the specified value:
–
0 0 0
300122-01
–
Fix the short end of the shift shaft in a vise.
Guideline
Use soft jaws.
0 0 1
1
–
Mount sliding plate
3
3
the shift quadrant.
–
Mount preload spring
–
Push on spring guide
6
6
end facing upward and lift the offset end over abutment bolt
300154-01
–
Mount stop disk
(see
) for damage and wear (visual check).
Change the shift fork and the idler/fixed gear pair.
of shift drum
Change the shift roller.
Replace the shift drum and/or the bearing.
for stiffness and wear.
Replace the bearings.
for stiffness and wear.
Replace the needle bushing.
on a flat surface for run-out.
Change the shift rail.
Change the shift rail.
in contact areas
Change the sliding plate.
on the sliding plate for wear.
Change the sliding plate.
for looseness and wear.
Change the sliding plate.
p. 124)
between the sliding plate and the shift quadrant.
Change the sliding plate.
with the guide pin facing down and attach the guide pin to
.
, push return spring
.
for wear.
.
for wear.
0.40... 0.80 mm (0.0157...
0.0315 in)
over the spring guide with the offset
.
124
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