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2. Check:
• Shifter operation
• Transmission operation
Unsmooth operation → Repair.
3. Apply:
• Sealant
On the right crankcase "1".
YAMAHA Bond No.1215 (ThreeB-
®
ond
No.1215):
90890-85505
Clean the contacting surface of left and right
crankcase before applying the sealant.
4. Install:
• Dowel pin "1"
• O-ring "2"
CRANKCASE AND CRANKSHAFT
5. Install:
• Right crankcase "1"
Use the crankshaft installing tool "2", "3",
"4".
Crankshaft installing pot "2":
YU-90050/90890-01274
Crankshaft installing bolt "3":
YU-90050/90890-01275
Adapter "4":
YM-01499/90890-01499
• Apply molybdenum disulfide grease to the
surface "a" where the crankshaft and bearing
come in contact.
• Use two plain washers (Yamaha genuine:
90201-243K3) "5" or the ones of a size as
shown one on the other. (Except for USA and
CDN)
• Install so that the plain washers do not deviate
from the crankshaft center. (Except for USA
and CDN)
• When installing the crankcase, the connecting
rod should be positioned at TDC (top dead
center).
• Install while checking that the dowel pin is in
place.
4-60
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