Yamaha WR400F(M) Owner's Service Manual page 296

4
5
1
2
3
CARBURETOR
14. Install:
Diaphragm (air cut valve) 1
Spring (air cut valve) 2
O-ring 3
Air cut valve cover 4
Screw (air cut valve cover) 5
15. Install:
Diaphragm (accelerator pump) 1
Spring 2
O-ring 3
Cover 4
Screw (cover) 5
16. Install:
Jet needle 1
Needle holder 2
Throttle valve plate 3
To throttle valve 4.
17. Install:
Throttle valve assembly 1
Screw (throttle shaft) 2
NOTE:
Install the valve lever rollers 3 into the slits a
of the throttle valve.
18. Install:
Gasket 1
Valve lever housing cover 2
Screw 3
4 - 17
ENG