Yamaha YFM700RV 2009 Service Manual page 127

ADJUSTING THE DRIVE CHAIN SLACK
3
5
4
3 3
4 4
2
2 1 1
4
2 2
1 1
3
1 1
2. Adjust:
• drive chain slack
M MMM
NOTE:
The drive chain slack is adjusted by the rota-
1
tion of the rear axle hub.
a. Loosen the rear axle pinch bolts 1.
NOTE:
Loosen the rear axle pinch bolts in the proper
sequence as shown.
b. Insert an appropriate shaft 2 in the hole 4
of rear axle hub 3 so that the sprocket
bracket 5 does not move.
c. Shift the transmission into the neutral posi-
tion.
d. To loosen the drive chain, push the vehicle
forward, and to tighten the drive chain, pull
the vehicle backward.
CAUTION:
Excessive chain slack will overload the
engine and other vital parts; keep the slack
within the specified limits.
e. If the chain slack cannot be adjusted,
replace the sprockets and drive chain as a
set.
f. Tighten the rear axle pinch bolts 1.
NOTE:
• Tighten the rear axle pinch bolts 1 in the
proper sequence as shown.
• The chain should be cleaned and lubricated
after every use of the vehicle.
L LLL
3 - 49
M MMM M M MMM M M MMM M
Rear axle pinch bolt
21 Nm (2.1 m · kg, 15 ft · lb)
L LLL L L LLL L L LLL L
CHK
ADJ
M MMM M M MMM M MMM
L LLL L L LLL L LLL