Contents: Removal ↳ Installation ↳
Float needle valve
The failure of the needle valve usually occurs when it becomes contaminated due to the use of fuel containing foreign inclusions or due to mechanical wear.
Removal
1. Disconnect the battery and remove the air filter.
2. Unscrew the 7 bolts securing the carburetor cover and remove it.
3. Press the float axis out of the mounting springs and lower the float into the carburetor body.
4. Remove the needle valve using fine-nosed pliers or tweezers.
Installation
1. Before installation, check the condition of the rubber tip of the needle valve and clean the valve seat.
2. Install the float needle valve carefully.
3. Connect the valve to the axle in the mounting springs.
4. Install a new carburetor gasket, carburetor cover and tighten the carburetor cover evenly.
5. Install the air filter and connect the battery.
6. Check idle speed and carbon monoxide (CO) levels.