Yamaha WR450F(S) Owner's Service Manual page 254

FRONT FORK INTERNAL PRESSURE RELIEVING/
FRONT FORK REBOUND DAMPING FORCE ADJUSTMENT
FRONT FORK INTERNAL PRESSURE
RELIEVING
NOTE:
If the front fork initial movement feels stiff dur-
ing a run, relieve the front fork internal pres-
sure.
1. Elevate the front wheel by placing a suit-
able stand under the engine.
2. Remove the air bleed screw 1 and
release the internal pressure from the
front fork.
3. Install:
Air bleed screw
G
EC36H002
FRONT FORK REBOUND DAMPING FORCE
ADJUSTMENT
1. Adjust:
Rebound damping force
G
By turning the adjuster 1.
Stiffer a →
Softer b → Decrease the rebound damp-
Extent of adjustment:
Maximum
Fully turned in
position
3 - 37
INSP
ADJ
1 Nm (0.1 m · kg, 0.7 ft · lb)
Increase the rebound damp-
ing force. (Turn the adjuster
1 in.)
ing force. (Turn the adjuster
1 out.)
Minimum
20 clicks out (from
maximum posi-
tion)