Cobra DCX65 2003 Owner's And Service Manual page 32

NOTE:
When measuring the float height, the float should be resting, but not depressing,
the spring loaded float valve pin (his can be done by tilting the carburetor until the
float tab just makes contact with the valve pin). If adjustment is needed, bend the
metal tab on the float arm until correct height is obtained (19 mm + 0.5mm (0.75"
+ 0.020")).
To replace the main jet:
REQUIRED TOOLS
• Flat blade screwdriver
• 17 mm wrench
• 6 mm socket or Keihin jet wrench
Removal
1. Insure that the fuel petcock is turned to off.
2. Loosen the hose clamps at the front and rear of the carburetor (screwdriver).
3. Rotate the carburetor so that the float bowl is exposed (may need to dislocate
from the air boots)
4. Remove the jet access plug from the bottom of the float bowl (17 mm
wrench).
5. Remove the jet (6mm socket or jet wrench).
6. The jet size is stamped in the side.
CAUTION:
When making main jet changes, make changes in single step sizes and always
take the conservative approach if you are unsure (experiment rich before
experimenting lean).
Installation
1. Lightly seat the new jet (6 mm socket or jet wrench).
2. Reinstall the jet access plug in the bottom of the float bowl (17 mm wrench).
3. Reinstall the carburetor properly in the inlet and air boot.
CAUTION:
Make certain that the carburetor completely inserted into the inlet and that the air
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Figure 10