Adjusting The Shock Absorber Assembly - Yamaha TT-R230A Owner's Manual

Adjusting the shock absorber
assembly
This shock absorber assembly is
equipped with a spring preload adjust-
ing nut.
NOTICE
To avoid damaging the mechanism,
do not attempt to turn beyond the
maximum or minimum settings.
Adjust the spring preload as follows.
1. Loosen the locknut.
1. Locknut
2. Adjusting nut
2. To increase the spring preload and
thereby harden the suspension,
turn the adjusting nut in direction
(a). To decrease the spring pre-
INSTRUMENT AND CONTROL FUNCTIONS
EAU14816 load and thereby soften the sus-
pension, turn the adjusting nut in
direction (b).
The spring preload setting is deter-
mined by measuring distance A,
shown in the illustration. The short-
ECA10101
er distance A is, the lower the
spring preload; the longer distance
A is, the higher the spring preload.
Use the special wrench included in
the owner's tool kit to make the ad-
justment.
Spring preload:
Minimum (soft):
Distance A = 194 mm (7.6 in)
Standard:
Distance A = 204 mm (8.0 in)
Maximum (hard):
Distance A = 206 mm (8.1 in)
3. Tighten the locknut to the specified
This shock absorber assembly con-
tains highly pressurized nitrogen
gas. Read and understand the fol-
lowing information before handling
the shock absorber assembly.
G
G
4-7
torque. NOTICE: Always tighten
the locknut against the adjust-
ing nut, and then tighten the
locknut to the specified torque.
[ECA10121]
Tightening torque:
Locknut:
70 Nm (7.0 m·kgf, 51 ft·lbf)
WARNING
Do not tamper with or attempt to
open the cylinder assembly.
Do not subject the shock ab-
sorber assembly to an open
flame or other high heat source.
This may cause the unit to ex-
plode due to excessive gas
pressure.
4
EWA10221