Yamaha XT660X(S) Automobile User Manual


 
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CHAS
SWINGARM AND DRIVE CHAIN
2. Check:
pivot shaft
Roll the pivot shaft on a flat surface.
Bends Replace.
WARNING
_
Do not attempt to straighten a bent pivot
shaft.
3. Wash:
pivot shaft
dust covers
spacer
bushing
bearings
4. Check:
dust covers
spacers
oil seals
Damage/wear Replace.
bearings
bushings
Damage/pitting Replace.
Recommended cleaning solvent
Kerosene
EAS00709
CHECKING THE DRIVE CHAIN
1. Measure:
a 15-link section a of the drive chain
Out of specification Replace the drive
chain.
NOTE:
_
While measuring the 15-link section, push
down on the drive chain to increase its ten-
sion.
Measure the length between drive chain
roller 1 and F as shown.
Perform this measurement at two or three
different places.
15-link drive chain section limit
(maximum)
240.5 mm (9.47 in)