Weed wacker only runs on half choke

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By bass-o-matic May 21, in Do It Yourself. I cleaned the air filter and checked the fuel line and took off the carb and cleaned it. I also cleaned out the vent hole in the fuel tank. My guess is that it is not getting enough fuel but I don't know why. Any thoughts? Problem now is that the fuel pickup sits lower than factory and will run out of fuel at slighly less than half a tank, just like the old home depot ad's.

Weed wacker only runs on half choke

The job of the choke on small gas-powered engines is to enrich the gas and air mixture that is ignited to power the engine. Designed as a way to restrict airflow, the choke is usually operated with a small lever and is meant to be used when starting and warming up an engine. This is also true for a weedeater that only runs on half choke. The main reason why a weedeater only runs on full choke is because of issues with the air and fuel supply due to a dirty carburetor, a bad gas cap vent, or a clogged fuel filter. Being key components of the air and fuel delivery system, any malfunctions they might have can result in the engine relying on the choke to run. The carburetor is one of the most important and one of the most sensitive parts in a gasoline engine. Mixing fuel and air before they enter the combustion chamber, the carburetor operates based on a very precise ratio so that the engine runs smoothly. Inside the carburetor, there are a ton of small jets that shoot out gasoline, and if any of them get blocked up by dirt or debris, the carburetor will fall out of rhythm. If anything goes wrong in the carburetor, not enough fuel can be delivered and the engine could be starved of its precious gasoline. Having to use the choke excessively is a sign that this could be your problem. If fuel is reluctant to flow, your trimmer may need to use the choke to create some extra suction. Because they are made of rubber or plastic and exposed to the elements, fuel lines can wear out pretty quickly.

I started doing this about three or four years ago for not only my trimmer, but mowers as well. Supposedly a 5 year shelf life.

Repair guides and support for weed whackers, also known as string trimmers, weed eaters, edge trimmers or line trimmers. Bog Vlage bogvlage. Posted: Apr 15, Hello, recently I went to repair an old Solo trimmer, it has been sitting for some time and wasnt fully drained of gas. When started it only runs on choke, you can rev it up.

The functionality of a weed eater is crucial for maintaining a well-kept lawn, but issues like the machine only running on choke can disrupt this process, causing much frustration. Our team of experts at Whack Your Weeds will help you understand the core components of your weed eater, why it might only be running on choke, and how to address this issue. Understanding the issue of a weed eater only running on choke begins with understanding its basic parts. Here are the primary components that you should be familiar with:. Each part plays a vital role in ensuring your weed eater runs smoothly. The primary role of the choke is to manage the ratio of air to fuel within the engine. It achieves this by controlling the amount of air passing into the carburetor, thus directly affecting the fuel-air mixture that goes into the engine for combustion.

Weed wacker only runs on half choke

The choke on a weed eater is how you start the engine. Without it, your machine would not run. The valve your choke controls changes the fuel-air mixture inside the engine, allowing it to combust. You need a richer fuel mixture on startup. Unfortunately, sometimes your weed eater will only run on half choke, leaving you wondering why. I will help demystify what happens inside the engine so you can fix it.

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How is the fuel flowing in your machine? Sign up for a new account in our community. I fought with it for awhile, but now just buy replacement carburetors. About every other season I have that same issue. I've had it for about 3 years. Found some stuff on line about the factory carbs being crap on these, so I ordered a new one. Then, click "Attach comment to this post" to move it. The fuel vent allows air to enter the tank, preventing a vacuum inside the tank as the fuel level drops. Find your Carburetors here. I use Sta-bil marine formula blue in all my small engines.

The job of the choke on small gas-powered engines is to enrich the gas and air mixture that is ignited to power the engine. Designed as a way to restrict airflow, the choke is usually operated with a small lever and is meant to be used when starting and warming up an engine. This is also true for a weedeater that only runs on half choke.

Carb is gummed up or the fuel line has developed a pin hole. Spam16v Well-known member. An OEM carb off eBay and it started the first pull. Can you spray carb cleaner directly into the carb without removing it? This can result in the choke having to remain on in order for the engine to run. X10 or whatever we're up to on the clogged carb. Remove the screw and pull these parts out of the carburetor. Put a load on it and adjust the settings a hair at a time. A rare trimmer symptom is when it works, but only when the choke is on. Lippyp Well-known member. Install the new needle and lever on the bottom of the carburetor and reinstall the screw to secure them in place. These carbs are very susceptible to bad fuel or any contamination.