Suzuki drz 400E Service Manual page 118

4-12 FUEL AND LUBRICATION SYSTEM
Remove the throttle lever assembly.
Remove the throttle valve.
Remove the intake joint.
Replace the removed O-ring with a new one to prevent
air leakage.
Remove the float chamber.
Replace the removed O-ring with a new one to prevent
fuel leakage.
Remove the float pin 1, float 2, and needle valve 3.
2
1
3