Yamaha WR45OFR Bicycle User Manual


 
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ENG
BALANCER
REMOVAL POINTS
Balancer drive gear and balancer driven
gear
1. Straighten the lock washer tab.
2. Loosen:
Nut (primary drive gear)
1
Nut (balancer)
2
NOTE:
Place an aluminum plate
a
between the teeth
of the balancer drive gear
3
and driven gear
4
.
Balancer
1. Remove:
Balancer
1
NOTE:
When removing the balancer shaft, align the
center of the balancer shaft weight
a
along
the line connecting the centers of the crank-
shaft and balancer shaft.
INSPECTION
Primary drive gear, balancer drive gear and
balancer driven gear
1. Inspect:
Primary drive gear
1
Balancer drive gear
2
Balancer driven gear
3
Wear/damage
Replace.
Balancer
1. Inspect:
Balancer
Cracks/damage
Replace.