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17
ENGINE
-
Change the shift drum.
0
-
Check springs
of the shift rails for damage and wear.
If the spring is damaged or worn:
-
Change the spring of the shift rail.
-
Check shift rails (3 on a flat surface for run-out.
If there is run-out:
-
Change the shift rail.
-
Check the shift rails for scoring, seizure marks, and stiffness in the shift fork.
If the shift rail has scoring, seizure marks, or does not move easily in the shift fork:
-
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
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.
17.4.37
Preassembling the shift shaft
CB.
on the sliding plate for wear.
(!.ll
p. 165)
-
Check clearance
Shift shaft - play in sliding plate/shift
quadrant
If the measured value does not meet specifications:
-
304682-10
-
Secure the short end of the shift shaft in the bench vise.
Guideline
I
Use soft jaws.
-
Mount sliding plate
on the shift quadrant.
-
Mount pressure spring
-
Slide on spring guide
upward, over the spring guide and lift the offset end over abutment bolt
304683-10
-
Mount stop disk (3.
O
between the sliding plate and the shift quadrant.
Change the sliding plate.
O
with the guide pin facing downward and put the guide pin
8.
CD,
push return spring
0.40 ... 0.80 mm (0.0157 ... 0.0315 in)
e,
with the offset end facing
165
C,.
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