Honda CRF50F 2004 Service & Repair Manual page 12

FUEL SYSTEM
5-12
Install the jet needle into the throttle valve and
secure it with the needle retainer.
Check the seal ring is in good condition, replace if
necessary.
Install the throttle valve spring onto the throttle
cable.
Connect the throttle cable to the throttle valve while
compressing the throttle valve spring.
Install the throttle valve into the carburetor body,
aligning its cut-out with the throttle stop screw.
THFlOTTL' VALVE
RETAINER
JET NEEDLE