30/ENGINE - WORK ON INDIVIDUAL PARTS
140
–
Change the grooved ball bearing.
–
Check the shift rollers for damage and wear.
» If there is damage or wear:
–
Change the shift rollers.
–
Check the springs of the shift rails
for damage and wear.
» If the spring is damaged or worn:
–
Change the spring of the shift rail.
–
Check the shift rails
for run-out on a flat surface.
» If there is run-out:
–
Change the shift rail.
–
Check the shift rails for scoring, wear and smooth operation in the shift forks.
» If scoring or wear is present or of the shift fork is stiff:
–
Change the shift rail.
–
Check sliding plate
for wear on contact areas
.
» If the sliding plate is worn:
–
Change the sliding plate.
–
Check return surface
on the sliding plate for wear.
» If there is severe grooving:
–
Change the sliding plate.
–
Check guide bolts
for firm seating and wear.
» If the guide bolts are loose or worn:
–
Change the sliding plate.
–
Preassemble the shift shaft. (
0
0
0
0
0
F
F
300122-01
–
Preassemble the shift shaft. (
–
Check clearance
between the sliding plate and the shift quadrant.
Shift shaft - sliding plate/shift quad-
rant clearance
0.40… 0.80 mm (0.0157…
0.0315 in)
» If the measured value does not meet specifications:
–
Change the sliding plate.
19.42
Preassembling the shift shaft
0
0
1
1
3
3
6
6
2
2
5
5
4
4
300154-01
–
Secure the short end of the shift shaft in the bench vise.
Guideline
Use soft jaws.
–
Mount sliding plate
with the guide pin facing downward and put the guide pin
on the shift quadrant.
–
Mount pressure spring
.
–
Slide on spring guide
, push return spring
, with the offset end facing upward,
over the spring guide and lift the offset end over abutment bolt
.
–
Mount stop disk
.
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