Yamaha wr450f - Manual (Page 13)

13
19
Fasten the fork leg, at the fork bottom, in a vice
with soft jaws.
Install the compression valve assembly in the
fork bottom.
Tightening torque 60 Nm.
Apply some front fork oil on the outer surface of
the inner leg, and push the outer leg up and down
a few times.
First, fill up the cartridge tube, then raise up the
outer leg about 250 mm and add the remaining
oil.
21
Install the fork top cap and the lock nut.
Tighten the top cap and the lock nut against each
other, use tool 1860-01, a 17 mm and 24 mm
wrench. Tighten to 20 Nm.
Fit the fork legs on the motorcycle. Tighten the
upper triple clamp to 20 Nm and the lower triple
clamp to 10 Nm.
Adjust the compression and the rebound valves
according to the specification card.
20
Install the damper rod assembly into the cylinder
tube.
Use Loctite 542 on the cylinder tube cap.
Tighten with tool 1797-01.
Tightening torque 60 Nm.
Pump the damper rod up and down a few times
to check that there is no air left.
Measure the correct amount of oil according to
the specification card.
Pull out the damper rod as far as possible and
close the compression and the rebound valves.
Install the spring and the spring support.
Compression
valve assy
60 Nm
Damper rod assy
Cylinder
tube
Cylinder
tube cap
Top cap
24 mm
wrench
Damper
rod assy
Damper rod
extender
17 mm
wrench