Yamaha YZ250(W)/W1, Owner'S Service Manual

Page: 312 / 596

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KICK AXLE, SHIFT SHAFT AND PRIMARY DRIVE GEAR
ENG
5. Install:
9 Crankcase cover (right)
1
NOTE:
Mesh the governor gear
2
with the governor
drive gear
3
and the impeller shaft gear
4
with
the primary drive gear
5
.
4. Install:
9 Dowel pin
1
9 Gasket [crankcase cover (right)]
2
3. Tighten:
9 Bolt (primary drive gear)
1
NOTE:
Place an aluminum plate
a
between the teeth of
the primary drive gear 2 and driven gear 3 .
EC4C5531
Primary drive gear
1. Install:
9 Thrust plate
1
9
Primary drive gear
2
9 Governor drive gear
3
9 Plain washer
4
9 Bolt (primary drive gear)
5
NOTE:
9 Install the plain washer with its chamfered side
a
toward you.
9 Temporarily tighten the bolt at this point.
2. Install:
9 Primary driven gear
Refer to “CLUTCH AND PRIMARY DRI-
VEN GEAR” section.
55 Nm (5.5 m•kg, 40 ft•lb)
1P8-9-32-4b 4/6/06 2:13 PM Page 40