Adjusting The Shock Absorber Assembly - Yamaha MTN690-U 2019 Owner's Manual

Instrument and control functions
Adjusting the shock absorber
assembly
This shock absorber assembly is
equipped with a spring preload adjust-
ing ring and a rebound damping force
3
adjusting screw.
NOTICE
To avoid damaging the mechanism,
do not attempt to turn beyond the
maximum or minimum settings.
Spring preload
To increase the spring preload and
thereby harden the suspension, turn
the adjusting ring in direction (a). To
decrease the spring preload and there-
by soften the suspension, turn the ad-
justing ring in direction (b).
EAU57941
1
2
ECA10102
3
1. Extension bar
2. Special wrench
3. Spring preload adjusting ring
4. Position indicator
Align the appropriate notch in the
adjusting ring with the position in-
dicator on the shock absorber.
Use the special wrench and the
extension bar included in the own-
er's tool kit to make the adjust-
ment.
Spring preload setting:
Minimum (soft):
1
Standard:
4
Maximum (hard):
7
3-23
Rebound damping force
3 2 1
To increase the rebound damping
7 6 5 4
force and thereby harden the rebound
damping, turn the adjusting screw in
4
direction (a). To decrease the rebound
(a)
damping force and thereby soften the
rebound damping, turn the adjusting
screw in direction (b).
(b)
(b) 1 (a)
1. Rebound damping force adjusting screw
Rebound damping setting:
Minimum (soft):
3 turn(s) in direction (b)*
Standard:
1.5 turn(s) in direction (b)*
Maximum (hard):
0 turn(s) in direction (b)*
* With the adjusting screw fully
turned in direction (a)