Yamaha XT660X - Removing the Balancer Driven Gear and Balancer Drive Gear; Checking the Balancer Driven Gear, Water Pump Drive Gear, Primary Drive Gear, and Balancer Drive Gear

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ENG
BALANCER DRIVEN GEAR
REMOVING THE BALANCER DRIVEN
GEAR AND BALANCER DRIVE GEAR
1. Straighten the lock washer tab.
2. Loosen:
• balancer driven gear nut 1
• primary drive gear nut 2
NOTE:
Place an aluminum plate a between the teeth
of the balancer driven gear 3 and balancer
drive gear 4.
3. Remove:
• balancer driven gear
• water pump drive gear
• primary drive gear
• balancer drive gear
4
1
a
3
4
2
a
3
CHECKING THE BALANCER DRIVEN
GEAR, WATER PUMP DRIVE GEAR,
PRIMARY DRIVE GEAR, AND BALANCER
DRIVE GEAR
1. Check:
• balancer driven gear
• balancer drive gear
• water pump drive gear
• primary drive gear
Damage/wear → Replace.