Engine Fuel System; Fuel Tank Removal; Carburetor Removal - E-TON VIPER 50 ST Service Manual

4. ENGINE FUEL SYSTEM

4.1 FUEL TANK 4.2 CARBURETOR
4.1 FUEL TANK
REMOVAL
Remove the seat and rear fender.
Disconnect the fuel line from the carburetor.
Remove the fuel tank cap and front fender.
Unscrew the fuel tank fixed bolts.
Note: Keep gasoline away from flames or sparks.
Wipe up spilled gasoline at once.
4.2 CARBURETOR
REMOVAL
Remove the air cleaner.
Disconnect the fuel line and auto-choke electric wire.
Unscrew the intake pipe mounting bolts at the
carburetor then removes the carburetor.
Note: Turn fuel cup on (off) position
Remove the carburetor cap.
Remove the throttle cable from the throttle valve while
depressing the throttle valve spring.
Remove the needle clip retainer, the jet needle and
needle clip. Inspect the throttle valve and
jet needle surface for wearness, scratches or dirt.