Yamaha WR250FM Bicycle User Manual


 
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ENG
CARBURETOR
10. Install:
Starter jet 1
Pilot jet 2
Spacer 3
Needle jet 4
Main jet 5
11. Install:
Needle valve 1
Float 2
Float pin 3
N
OTE:
After installing the needle valve to the float,
install them to the carburetor.
Check the float for smooth movement.
12. Install:
Pilot screw 1
Spring 2
Washer 3
O-ring 4
* Except for USA
Note the following installation points:
Turn in the pilot screw until it is lightly
seated.
Turn out the pilot screw by the number of
turns recorded before removing.
Pilot screw:
2 turns out (example)
* 1-7/8 turns out
13. Install:
O-ring
Leak jet 1
Float chamber 2
Screw (float chamber) 3
Cable holder
(throttle stop screw cable) 4
Hose holder
(carburetor breather hose) 5