Carburetor Assembly - Honda CRF450X 2005 Service Manual

FUEL SYSTEM
Blow open all jets with compressed air.
Inspect each jet for clogs, wear or damage and
replace them if necessary.
Check the pilot screw for stepped wear or damage.
Check the spring for fatigue or damage.
Replace them if necessary.
Blow open all carburet or body openings with com-
pressed air.
SLOW JET
PilOT SCREW
'),,- -
. ;-
) '
~
SLOWAIRJET .'~
""- ('05 - '071
/ \ NEECLE JET
MAIN JET STARTER JET
CARBURETOR ASSEMBLY
TOP COliER
NEEDLE
HOLDER
NttOLtClIP
NEEDLE HOLDER
PUSH ROD
STARTER JET
,um
A'"
JET ('05 - '07)
THROTTLE VALVE
Ace. PUMP
BYPASS
BAFFLE
PLATE
NEEDLE JET
SLOW
THROTTLE pn,<ITlnN SENSOR
,,-,--
CHOKE KNOB
FLOAT VALVE
FLOAT
O·RING "
FLOAT CHAMBER
THROTTLE
STOPSCAEW
DIAPHRAGM
O·RING
$-'
PILOT SCREW
ADCEl.ER,UClR PUMP COVER
6-18
•