4-2
Carburetor
Specifications
Carburetor
0742-556
REMOVING
1. Remove the seat; then remove the gas tank (see
Gas Tank in this section).
2. Remove the cap screws securing the air filter
housing to the frame; then loosen the clamp secur-
ing air inlet boot to the carburetor and remove the
air filter.
KM320A
3. Remove the choke assembly from the carburetor
leaving the choke cable attached to the choke
plunger.
.
KC0018
4. Remove the screw securing the throttle actuator
cover to the carburetor; then remove the cover.
PR154B
5. Remove the throttle cable from the actuator arm.
250
300
Type
Keihin CVK32
Keihin CVK32
Main Jet
115
112
Starter Jet
65
60
Slow Jet
38
38
Pilot Screw Setting
(turns)
2 1/4
1 3/4
Needle Jet
4.0/3.4
4.0/3.6
Jet Needle
N8TY
NLRA
Idle RPM
1250-1350
1250-1350
Float Arm Height
17.0 mm (0.67 in.)
17.0 mm (0.67 in.)
Throttle Cable Free-Play
(at lever)
1-4 mm (1/16-3/16 in.) 1-4 mm (1/16-3/16 in.)
! WARNING
Whenever any maintenance or inspection is per-
formed on the fuel system during which there may be
fuel leakage, there should be no welding, smoking,
open flames, etc., in the area.
KEY
1. Screw
2. Top
3. Spring
4. Seat, Spring
5. Jet Needle
6. Vacuum Piston
7. Needle Jet
8. Needle Jet Holder
9. Main Jet
10. Starter Valve
11. Coil Spring
12. Cap
13. O-Ring
14. Cable
15. Tube
16. Pilot Screw
17. O-Ring
18. Float Arm Pin
19. Float
20. O-Ring
21. Slow Jet
22. Drain Screw
23. Float Valve
24. Float Valve Clip
25. Float Chamber
26. Screw
27. Clip
28. Drain Tube
29. Spring
30. Washer
31. Washer
32. Spring
33. Idle Adjust Screw
34. Top Cover
35. Screw
36. Starter Jet
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Содержание ATV 250 Utility 2009
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