Installing The Balancer Drive Gear And - Yamaha YFM400FAR Service Manual

BALANCER GEARS AND OIL PUMP
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INSTALLING THE BALANCER DRIVE GEAR
AND BALANCER DRIVEN GEAR
1.Install:
Pin
G
Spring
G
Balancer drive gear
G
(onto the buffer boss)
NOTE:
Align the punch mark a on the balancer drive
gear with the keyway b on the crankshaft.
2.Install:
Plate
G
NOTE:
Install the plate with the identification mark "F"
facing away from the balancer drive gear.
3.Install:
Balancer driven gear
G
NOTE:
Align the punch mark a on the balancer drive
gear with the punch mark b on the balancer
driven gear.
4.Install:
Lock washer
New
G
Balancer driven gear nut 1
G
60 Nm (6.0 m • kg, 43 ft • lb)
NOTE:
Place an aluminum plate 2 between the
G
teeth of the balancer drive gear 3 and
balancer driven gear 4.
Apply the molybdenum disulfide grease to
G
the thread of axles and nuts.
5.Bend the lock washer tabs along the
balancer driven gear nut.
ENG