Honda CRF450R Fahrerhandbuch Und Wettbewerbsanleitung Seite 134

4. Place the lower end (axle holder) of the slider
in a vise with a piece of wood or soft jaws to
avoid to damage.
NOTICE
Over-tightening the vise can damage the axle
holder.
5. Push out the fork damper piston rod from the
axle holder of the slider by pushing the fork
damper.
Apply pressure to the fork damper and insert
the piston base (6) or mechanic's stopper tool
between the axle holder and fork centre bolt
lock nut (2).
Measure the thread length again.
Standard: 16 – 18 mm (0.6 – 0.7 in)
6. Install the push rod (7) into the fork damper
piston rod until it stops.
7. Apply fork oil to new sealing washer (8) and
O-ring (9) and install them to the fork centre
bolt (10).
Install the fork centre bolt to the fork damper
piston rod. Tighten the fork centre bolt fully by
hand.
(2) (6)
(10)
(2) fork centre bolt lock nut (8) sealing washer (new)
(6) piston base (9) O-ring (new)
(7) push rod (10) fork centre bolt
8. Measure the length of the fork centre bolt lock
nut (2) and fork centre bolt (10) clearance.
Standard: 1.0 – 3.5 mm (0.04 – 0.14 in)
If the clearance is out of specification, check the
fork centre bolt lock nut and fork centre bolt
installation.
1.0 – 3.5 mm
(0.04 – 0.14 in)
(2) fork centre bolt lock nut
9. Tighten the fork centre bolt lock nut (2) to the
fork centre bolt (10) closely by hand. Tighten
the fork centre bolt lock nut to the specified
torque using an open end wrench 15 mm (9/16
in):
29 N·m (3.0 kgf·m, 21 Ibf·ft)
(7)
(2)
(9)
(8)
(2) fork centre bolt lock nut
(10) fork centre bolt
(2)
(10)
(10) fork centre bolt
(10)
Front Suspension Adjustments
10. Remove the piston base or mechanic's stopper
tool while pushing the fork damper.
Apply locking agent to the fork centre bolt
threads.
Install the fork centre bolt (10) to the axle
holder and tighten it to the specified torque:
55 N·m (5.6 kgf·m, 41 Ibf·ft)
(10) fork centre bolt
11. Measure the length between the axle holder
and outer tube.
Standard: 319 ± 2 mm (12.6 ± 0.1 in)
12. Compare the length (11) at assembly and at
disassembly. They should be the same length.
If the length at assembly is longer than at
disassembly, check the fork centre bolt and fork
centre bolt lock nut installation.
(11)
(11) length
Adjustments for Competition
(10)
(cont'd)
125