Honda CRF450R 2009 Service Manual page 300

CLUTCH/KICKSTARTERIGEARSHIFT LINKAGE
DISCS/PLATES/CENTER INSPECTION
CLUTCH SPRING
Check the clutch spring for wear or damage.
Clutch springs
If dutch slippage is fell after replacing the discs and
should be rep/aced
plates, replace the clu tch springs.
805 8
set.
Repl8ce
the clutch
discs and plat8s 8$
.
"".
Replace the clutch
dISCS
and plates as
8
sat.
11-12
CLUTCH SPRING
CLUTCH DISCS
Check the clutch discs for signs of scoring or
1cW';C;:;OD;"S;CC:- - - - - - - - - - i
discoloration.
Measure the thickness of each dutch disc.
SERVICE LIMIT: 2.85
mm
(0.11 2
in)
CLUTCH PLATES
Check
the
plates for excessive warpage or
discoloration.
Measure the warpage of each plate.
SERVICE LIMIT: 0.15 mm (0.006 in)
CLUTCH CENTER
Check the clutch center grooves for nicks, indentations
r- ' O- 9 -,h - o-w-o-, - - - - - - - - - - - - - - - ,
or abnormal wear made by the clutch plates.
Replace
it if
necessary.