How do you adjust a carburetor on a Stihl chainsaw?

They are the high-speed, low-speed and idle adjustments respectively. Determine the carburetor type before adjusting the high- and low-speed screws. To do this, turn the “L” screw clockwise as far as it will go, using a flat-head screwdriver, then turn it counterclockwise as far as it will go.

Why does my chainsaw bog down when I give it gas?

If your chainsaw is bogging down when you give it throttle, this is often a sign of improper gas-to-oil ratio. If there is too much gasoline in relation to the amount of oil used, this is known as a “rich mixture” and can cause the chainsaw to run poorly.

What does H and L mean on a chainsaw?

The letters on the screws represent High (H), Low (L) and Idle (T). The H screw regulates the Air/Fuel mix during high RPMs, while the L Screw does the same during low RPMs. This adjustment screw is responsible for adjusting the chainsaws idle.

How do you adjust the carburetor on a craftsman chainsaw?

What is the factory settings on a craftsman 2.3 chainsaw and to adjust carburetor. tighten the two air screws to just tight then slacken them to one and a half turns start the engine and adjust the low screw until tick over then open the throttle to full and adjust the high screw if it cuts out take the high screw to one turn and try that then adjust from there.

What tool to adjust Craftsman carb?

The only other tool you need to adjust a Craftsman chainsaw carburetor is a flat-head screwdriver. It’s important to size the screwdriver correctly; if the tip is too thick, it won’t fit in the screws and you could end up stripping the heads.

How does a chainsaw carburetor work?

The carburetor on a chain saw is pretty simple, as carbs go, but it’s not entirely uncomplicated. The job of the carb is to accurately meter extremely tiny quantities of fuel and mix it with the air entering the engine so that the engine runs properly.