2007 Johnson 2 HP 4-Stroke Service Manual, Page 67Get this manual
FUEL SYSTEM CARBURETOR Needle Valve Inspect the needle valveIf broken tip or wear is found, replace the valveInstall the main nozzle to the carburetor body before installing the main jet
1Main nozzle 2Main jet
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Inspect the floatIf crack or other damage is found, replace the float
Install the float with needle valve