2015年5月28日 · A stuck or plugged check valve in the carburetor can cause the bulb to remain down or be slow to return. A plugged fuel filter can do the same. Remove the filter and repeat the test.

2022年2月14日 · When a primer bulb isn’t priming, it could be because it’s cracked, broken, or damaged and needs replacing. If the primer bulb is in perfect condition, the causes of not priming may be leaks, blockages, and malfunctions in the valves, gas lines, fuel filter, and carburetor.

2022年2月3日 · Primer Bulb Not Filling? Here’s How To Fix It! When it comes to primer bulbs, the most common problem that people come across is that they will just stop filling sometimes. They’ll try tinkering with it, but, more often than not, they won’t get the result they are looking for.

2024年12月6日 · We have found some super easy and fast fixes for the primer bulb if it gives you trouble. You can read through them to help shed some light on the problem and the solution. The most common reason for primer bulbs to not work and …

2022年2月8日 · Press the primer bulb. Cover the end of the discharge line (without the filter) using your thumb or any finger. Release the primer bulb. Repeat for a few times. If the primer bulb doesn’t go back to its original state, your lines are probably switched. Option #2: Detach your carburetor with the primer bulb. Prepare a container with fuel.

2021年4月20日 · If the ball in the primer base is stuck, the primer bulb may not fill. In this case, all you may need to do is to remove the entire carburetor and clean it with a carb cleaner. It's always best to use the carb cleaner recommended by the manufacturer.

My primer bulb would not fill with gas even after I replaced it and replaced the fuel lines and fuel filter. This video shows how I fixed it. Was just a stubborn clog in the return to tank port...

2010年10月24日 · Usually three pumps of the carburetor bulbs is enough to start an engine. If the primer bulb is not working, you may need to troubleshoot it. Inspect the carburetor bulb for cracks on its face. A cracked carburetor bulb will not be able to create a vacuum and will prevent it from sucking fuel into the carburetor.

2013年11月13日 · I noticed that when I press the primer bulb it doesn't return to its normal position. I'm thinking that its possible there is an obstruction in the carb that might be causing the problem since the bulb returns to its normal position if I …

2024年11月6日 · Pushing the primer sounds like an air leak somewhere and it's not getting gas to the carburetor. Started to get to the carburetor, I am stuck at the electrical connectors from the On/Off switch as they are stuck on.