Yamaha YFM90RA Model Vehicle User Manual


 
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ELEC
STARTER MOTOR
5. Measure:
brush length
Out of specification Replace the brushes
as a set.
6. Measure:
brush spring force
Out of specification Replace the brush
springs as a set.
7. Check:
gear teeth
Damage/wear Replace the gear.
8. Check:
bearing
oil seal
O-rings
Damage/wear Replace the defective
part(s).
Brush length wear limit
3.5 mm (0.14 in)
Brush spring force
1.0~ 3.0 N
(102 ~ 306 gf, 3.60 ~ 10.80 oz)
EBS00515
ASSEMBLING THE STARTER MOTOR
1. Install:
bracket
brush
armature coil
yoke
a
a