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5. FUEL SYSTEM MXU 250R/300R
Spring
Remove the spring from the throttle valve
Throttle Valve Needle Retainer
Pry off the needle retainer and remove the jet
needle.
Check the throttle valve and jet needle for
wear or damage.
ASSEMBLY
Reverse the "DISASSEMBLY" procedures.
Jet Needle Clip
Groove
Install the throttle valve into the carburetor
body.
Align the groove in the throttle valve
with the throttle stop screw on the
carburetor body.
Throttle Stop Screw
5-8