What causes CV carburetor to hesitate after rebuild?

What causes CV carburetor to hesitate after rebuild?

If troubleshooting a 2004-2006 model be sure to check the Diagnostic Trouble Codes (DTC) first to troubleshoot any sensor issues. 1) The #1 cause of hesitation and performance issues following a carburetor rebuild or install is VACUUM LEAKS.

What do you remove from a Harley CV carburetor?

Remove the Harley carb pilot jet. Remove the mixture screw, spring, washer, and o-ring. Spray a small amount of mild carburetor or fuel injection cleaner into the pilot jet passage and mixture screw passage.

What causes engine to backfire through carb with stumbling on acceleration?

The engine still stumbles and backfires through the carb. I called the carb place that rebuilt it and they said it must be an electrical or iginition problem as a backfiring problem is 99% electircal. Also when the engine is floored with the accelerator pedal, the engine dies unless you let up right away on the gas.

Can a carburetor be rebuilt if it has worn out?

If the carburetor has worn throttle shafts that are leaking air, or any of the castings are cracked, warped or damaged, the carburetor cannot be rebuilt and must be replaced. The only alternative here is if you have a second carburetor you can cannibalize for parts to salvage and repair the first carburetor.

If troubleshooting a 2004-2006 model be sure to check the Diagnostic Trouble Codes (DTC) first to troubleshoot any sensor issues. 1) The #1 cause of hesitation and performance issues following a carburetor rebuild or install is VACUUM LEAKS.

The engine still stumbles and backfires through the carb. I called the carb place that rebuilt it and they said it must be an electrical or iginition problem as a backfiring problem is 99% electircal. Also when the engine is floored with the accelerator pedal, the engine dies unless you let up right away on the gas.

Remove the Harley carb pilot jet. Remove the mixture screw, spring, washer, and o-ring. Spray a small amount of mild carburetor or fuel injection cleaner into the pilot jet passage and mixture screw passage.

What causes the carburetor on a Harley to slow down?

If there is a vacuum leak the gas will be drawn into the leak and cause the engine RPM to slow or fluctuate. DO NOT PERFORM THIS NEAR AN OPEN FLAME. Again it should be emphasized, the #1 cause of carburetor related problems on a Harley or other V-Twin motorcycle is VACUUM LEAKS.