Yamaha YFM90RA Model Vehicle User Manual


 
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ENG
CYLINDER HEAD
i. If the marks are aligned, temporarily tighten
the camshaft sprocket bolt. If the marks are
not aligned, change the meshing position of
the camshaft sprocket and timing chain.
3. Install:
bolt, flg. (small head)
tensioner assy.
WARNING
_
Always use a new gasket.
4. Adjust:
timing chain tensioner
5. Check:
camshaft sprocket alignment mark
rotor “T” mark
Out of alignment Adjust.
6. Install:
bolt, flg. (small head)
cyl. head cover assy.
nut
carb. joint assy.