Yamaha 2003 YFZ450S, Service Manual

Page: 196 / 375

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ENG
CLUTCH
EBS00311
INSTALLING THE CLUTCH
1. Install:
• push lever
NOTE:
_
Align the punch mark
a
on the push lever with
the punch mark
b
on the push lever shaft.
2. Install:
• clutch housing
NOTE:
_
• Make sure that the primary driven gear teeth
and primary drive gear teeth mesh correctly.
• Make sure that the oil pump drive gear teeth
and oil pump driven gear teeth mesh cor-
rectly.
b
a
3. Tighten:
• thrust washer
• clutch boss
• lock washer
• clutch boss nut
1
NOTE:
_
While holding the clutch boss
2
with the uni-
versal clutch holder
3
, tighten the clutch boss
nut.
4. Bend the lock washer tab along a flat side of
the nut.
Universal clutch holder
P/N. YM-91042, 90890-04086
New
T
R
.
.
75 Nm (7.5 m · kg, 54 ft · lb)
5. Install:
• clutch spring
NOTE:
_
Tighten the bolts in stages, using a crisscross
pattern.
T
R .
.
8 Nm (0.8 m · kg, 5.8 ft · lb)