Yamaha YZ250F(W) Owner's Service Manual page 452

CRANKCASE AND CRANKSHAFT
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2. Check:
• Shifter operation
• Transmission operation
Unsmooth operation → Repair.
3. Install:
• Oil strainer 1
• Bolt (oil strainer) 2
10 Nm (1.0 m · kg, 7.2 ft · lb)
4. Apply:
• Sealant
On the right crankcase 1.
YAMAHA Bond No. 1215
(ThreeBond
90890-85505
NOTE:
Clean the contacting surface of left and right
crankcase before applying the sealant.
5. Install:
• Dowel pin 1
• O-ring 2
• Right crankcase
To left crankcase.
NOTE:
• Fit the right crankcase onto the left crank-
case. Tap lightly on the case with soft ham-
mer.
• When installing the crankcase, the connect-
ing rod should be positioned at TDC (top
dead center).
ENG
®
No. 1215):