Installing The Crankshaft - Yamaha YJ50RAP Service Manual

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CRANKSHAFT
4. Check:
• bearing
Cracks/damage/wear → Replace.
EAS00408

INSTALLING THE CRANKSHAFT

1. Install:
• crankshaft installing tool
Crankshaft installer pot 1
YU-90058
Crankshaft installer bolt 2
YU-90060
Crankshaft installer adapter
(M10) 3
YU-90062
2. Install:
• crankshaft assembly 4
(to the left crankcase 5)
CAUTION:
@
To avoid scratching the crankshaft and to
ease the installation procedure, lubricate
the oil seal lips with grease and each bear-
ing with engine oil.
NOTE:
@
Hold the connecting rod at top dead center
(TDC) with one hand while turning the nut of
the crankshaft installing tool with the other.
Turn the crankshaft installing tool until the
crankshaft assembly bottoms against the bear-
ing.
ENG