How do you adjust the idle on a Harley CV carb?
Turn idle mixture screw two turns out (counterclockwise) to an idle speed of 1,000 rpm. Adjust the screw 1/2 turn at a time. After each adjustment, reset the idle speed to 1,000 rpm. The maximum adjustment range is 1/2 to 3-1/2 turns.
What to do if your Harley won’t idle?
If its not that, the carb probably needs a good cleaning. If you have to leave the choke pulled out for it to run, it’s either got and intake leak or either a clogged jet. With the bike running spray some wd40 around the intake seals and listen for changes in the rpms.
What causes carburetor to pop on Harley Davidson?
The gaskets between the head pipes and the exhaust ports of the heads is a crush fit that will leak if the pipes are removed, reinstalled, or over/under torqued. Cool air drawn into the exhaust at these seals will result in hesitation or popping commonly misdiagnosed as a carburetor problem.
Why is my CV carb not working on my Harley?
Again it should be emphasized, the #1 cause of carburetor related problems on a Harley or other V-Twin motorcycle is VACUUM LEAKS. The CV carb is dependent upon vacuum to function properly. 2) Check that the Needle Jet (nozzle) is installed correctly.
What kind of fuel does a Harley Davidson Sportster use?
A .050 jet is A LOT of fuel for most bikes. I would be interested in what kind of mileage you are getting. I have had the same off idle problem on my sportster. The last time i tinkered with it I tightened the “choke” enrichment cable and snapped the plastic flange, duh.
What makes the carburetor pop on a Harley Davidson?
One of the most common problems that customers complain about is the spit-cough-pop from the carburetor as a Harley goes from idle to ΒΌ throttle. This can occur on any model, any carburetor, but seems to happen most often with the stock CV Keihin carburetors used on the newer (90 up) Big Twins and Sportster models.
What does it mean when a Harley won’t idle?
Went to start it won’t stay idling unless you either hold the choke out or give it some throttle. Also when you ride their is like a hesitation where the bike kind of jerks like it loses fuel supply forms split second any recommendations. Click to expand…
Why is my Harley CV carburetor stalling after tuning?
Hesitation or stalling can sometimes occur after tuning or rebuilding your Harley CV carburetor or if your Harley carb has not been maintained. The following are common issues sometimes encountered after tuning or rebuilding a Harley CV carburetor.
A .050 jet is A LOT of fuel for most bikes. I would be interested in what kind of mileage you are getting. I have had the same off idle problem on my sportster. The last time i tinkered with it I tightened the “choke” enrichment cable and snapped the plastic flange, duh.