Yamaha YFM450FAR Service Manual page 231

Order Job name/Part name
Disassembling the carburetor
1
Float chamber air vent hose
2
Throttle stop screw
3
Vacuum chamber cover
4
Spring
5
Jet needle holder
6
Spring
7
Jet needle set
8
Piston valve
9
Coasting enricher
0
Float chamber
A
Drain screw
B
Float
C
Needle valve set
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CARBURETOR
Q'ty
Remove the parts in the order below.
1
1
1
1
1
1
1
1
1
1
1
1 Refer to "ASSEMBLING THE
CARBURETOR".
1
Not For Resale
6 - 2
CARB
Remarks