2011 Yamaha Motorsports RS Viking Professional Owners Manual - Page 31

2011 Yamaha Motorsports RS Viking Professional Manual

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Control functions Spring preload setting: Minimum (soft): 1 Standard: 2 Maximum (hard): 7 ESU13101 Adjusting the rear suspension full rate ECS00750 NOTICE G G Be sure to make this adjustment when there is no load (rider or cargo) on the snowmobile. Make sure that the full rate adjusting bolt ends are set at the same position on each side. 1. Nut 2. Full rate adjusting bolt TIP Never allow the full rate adjusting bolt to move while loosening or tightening the nut. 1. Loosen the nut 1/2 or 3/4 turn, while holding the adjusting bolt securely with a wrench so it does not move. 1. Full rate adjusting bolt Spring rate and damping force setting (full rate adjusting bolt installation position): Minimum (soft): S Standard: S Maximum (hard): H 3. While holding the adjusting bolt securely, tighten the nut. Nut tightening torque: 49 Nm (4.9 m·kgf, 35 ft·lbf) 1. Nut 2. Turn the full rate adjusting bolt to the desired position. 25

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Control functions
25
ESU13101
Adjusting the rear suspension full rate
NOTICE
ECS00750
●
Be sure to make this adjustment when
there is no load (rider or cargo) on the
snowmobile.
●
Make sure that the full rate adjusting bolt
ends are set at the same position on
each side.
TIP
Never allow the full rate adjusting bolt to move
while loosening or tightening the nut.
1.
Loosen the nut 1/2 or 3/4 turn, while hold-
ing the adjusting bolt securely with a
wrench so it does not move.
2.
Turn the full rate adjusting bolt to the de-
sired position.
3.
While holding the adjusting bolt securely,
tighten the nut.
Spring preload setting:
Minimum (soft):
1
Standard:
2
Maximum (hard):
7
1. Nut
1. Nut
2.
Full rate adjusting bolt
1.
Full rate adjusting bolt
Spring rate and damping force setting
(full rate adjusting bolt installation posi-
tion):
Minimum (soft):
S
Standard:
S
Maximum (hard):
H
Nut tightening torque:
49 Nm (4.9 m·kgf, 35 ft·lbf)