Yamaha YFM90RA Model Vehicle User Manual


 
CHAS
6 - 46
c. Check the swingarm vertical movement
by moving it up and down.
If vertical movement is tight or rough, or if
there is binding, check the spacer, bearings
and frame pivot.
2. Remove:
• pivot shaft nut
• pivot shaft
• swingarm
EBS00495
CHECKING THE SWINGARM
1. Check:
• swingarm
Bends/cracks/damage Replace.
2. Check:
• pivot shaft
Roll the axle on a flat surface.
Bends Replace.
WARNING
Do not attempt to straighten a bent pivot
shaft.
3. Clean:
• pivot shaft
• spacer
Recommended cleaning solvent
Kerosene
REAR SHOCK ABSORBER, SWINGARM AND
DRIVE CHAIN