Honda TRX450R Service Manual page 146

FUEL SYSTEM (After '05)
TRX450R only: 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.
Loosen the air cleaner connecting hose band screw.
HOT START VALVE
.VALVE SPRING
CONNECTING HOSE BAND SCREW
Remove the bolts and throttle drum cover from the
carburetor.
THROTTLE DRUM COVER
Loosen the lock nut, adjuster and disconnect the
throttle cable from the throttle drum.
8-8