Yamaha WR250F Fahrer- Und Wartungshandbuch Seite 304

1
a
NOTE:
Install the carburetor breather hoses to the
carburetor so that the hoses do not bend near
where they are installed.
Accelerator pump timing adjustmet
Adjustment steps:
NOTE:
In order for the throttle valve height a to
achieve the specified value, tuck under the
throttle valve plate 1 the rod 2 etc. with the
same outer diameter as the specified value.
G
G
G
Carburetor installation
NOTE:
Install the projections a on the carburetor joint
a
between the clamp ends.
1
NOTE:
Install the projection a on the cylinder head
between the carburetor joint slots b.
4 - 18
CARBURETOR
19. Install:
Carburetor breather hose 1
G
Throttle valve height:
1.50 mm (0.059 in)
Fully turn in the accelerator pump adjust-
ing screw 3.
Check that the link lever 4 has free play
b by pushing lightly on it.
Gradually turn out the adjusting screw
while moving the link lever until it has no
more free play.
1. Install:
Clamp 1
G
2. Install:
Carburetor joint 1
G
3 Nm (0.3 m · kg, 2.2 ft · lb)
ENG