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Instrument an
d
control functions
4-11
4
EAU4133A
A
d
justin
g
the shock a
b
sor
b
er
assem
b
ly
This shock absorber assembly is
equipped with a spring preload adjust-
ing nut, a rebound damping force ad-
justing screw and a compression
damping force adjusting screw.
NOTICE
ECA10102
To avoi
d
d
ama
g
in
g
the mechanism,
d
o not attempt to turn
b
eyon
d
the
maximum or minimum settin
g
s.
Sprin
g
preloa
d
Adjust the spring preload as follows.
1. Loosen the clamp bolts, and then
remove the air filter joint.
2. Loosen the locknut.
3. Turn the adjusting nut in direction
(a) to increase the spring preload.
Turn the adjusting nut in direction
(b) to decrease the spring preload.
A special wrench can be ob-
tained at a Yamaha dealer to
make this adjustment.
The spring preload setting is
determined by measuring
distance A, shown in the illus-
tration. The longer distance A
is, the lower the spring pre-
load; the shorter distance A
is, the higher the spring pre-
load. With each complete
turn of the adjusting nut, dis-
tance A is changed by 1.5
mm (0.06 in).
1. Clamp bolt
2. Air filter joint
1. Clamp bolt
1
1
2
2
11
1
1. Locknut
2. Spring preload adjusting nut
1
2
1
(a)
(a)
(b)
(b)
(a)
(b)
2
UB4B13E0.book Page 11 Wednesday, August 25, 2021 7:15 AM
Содержание YZ85 2021
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