Honda CRF450R 2009 Service Manual page 434

FRONT WHEEUSUSPENSION/STEERING
Install the return spring and washer into the damper
case.
Apply recommended damper oil (page 14-70) to a new
O-ring and install it to the end cap groove.
Install the end cap.
Be
certain the snap
Thread a 4 mm screw to the end cap and install a new
~~~~~~~~~~!!!!~~~~~~~~
ring is firmly seated
snap ring to the damper case while pushing the end cap
t-::.:;;.;;;.;;;;..
in the groove.
until the snap ring groove appear.
~~~~~~~~~~~~R~IN~G~ ~ ~~ ~
Check the operation of the damper rod, by pumping it ,-
slowly; extending and compressing by hand.
Check the following:
- Oil leakage
- Abnormal noise by trapped air
If you hear an abnormal noise, caused by trapped air,
reassemble the steering damper.
Install the damper rod side spherical bearing (page 14-
66).
Out of oil:
..
-
DAMPER ROD
Measure the
Measure the length between the spherical bearings as
;:: 0= ' = ' 0 = ' = 0 = "= '
=========.:::.::::)::::.::::=~
damper
rod
length
shown:
4 659 In
wi/hlhelnsklejaws
S35f('1f11l4.62S- .
of a
vemiercaliper.
STANDARD : Fully compressed damper rod length : '\"\1.55 _1'\ . .3 _ '3.1'\5 I )
93.55 - 94.35 mm (3.683 - 3.715 in) 9435f11f11l'3.6
14-74
Fully extended damper rod length: 9'3 .55 - .
117 .55 - 118.35 mm (4.628 - 4.65911'1)
If the measured lengths are outside the standard
length. disassemble the steering damper and start over.
NOTE:
The HP$D will not work correctly if the fully compressed
damper rod length is more than standard.
Return the damping force adjuster to its original
position. for standard position (page 14-5).
Install the steering damper (page 14-64).