Honda CRF450X 2005 Service Manual page 126

FUEL SYSTEM
6-12
Turn the handlebar to the right fully.
Loosen the carburetor insulator band screw and
remove the carburetor from the insulator.
loosen the hot start valve lock nut and remove the
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hot start valve from the carburetor.
Disconnect the hot start cable end from the hot start
valve and remove the valve spring.
Check the hot start valve for nicks, grooves or other
damage.
Check the hot start valve seat for wear.
Remove the bolt and throttle drum cover.
l oosen the lock nut, throttle bolt, adjuster and dis-
connect the throttle cables from the throttle drum.
Remove the carburetor to the rea r.
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