
Pour about a teaspoon of fuel into the carburetor A carburetor or carburettor is a device that mixes air and fuel for internal combustion engines in the proper air–fuel ratio for combustion. It is sometimes colloquially shortened to carb in the UK and North America or carby in Australia. To carburate or carburet means to mix the air and fu…Carburetor
How to replace a carburetor on a chainsaw?
- Remove the carburetor mounting nuts #. Using a 7/16-inch socket, remove the two mounting nuts that secure the carburetor to the engine. ...
- Detach the air filter housing #. ...
- Disconnect the fuel lines #. ...
- Install the new carburetor #. ...
- Fasten the carburetor in place #. ...
- Reinstall the air filter cover and connect the spark plug #. ...
- Reinstall the cylinder shield #. ...
How do you adjust the carburetor on a chainsaw?
What is the procedure for adjusting a carburetor?
- Check that the carburetor is set to factory settings:
- Start the bike and let it warm up to operating temperature.
- Set the idle speed adjusting screw to raise rpm or reduce rpm by turning it clockwise.
- By carefully rotating the idle mixture screw clockwise until the engine runs badly, you may adjust the idle mixture.
What tool is needed to adjust CARB on Poulan chainsaw?
Adjusting The Chainsaw "Poulan 2150" Carburetor. Most newer Poulan saws require a special splined adjustment tool. Save yourself the headache of trying to do it without one and just search “poulan carb adjustment tool” for your model and spend the $9 right now. 1-1/4 to 1-1/2 turns out worked as a good starting point for me.
How do I clean a chainsaw carburetor?
How to Clean the Carburetor on a Stihl Chainsaw
- Remove the bar and chain from your chainsaw with the supplied chainsaw wrench.
- Remove the air filter cover with your screwdriver, and pull out the air filter element.
- Start your chainsaw.
- Hold your chainsaw in one hand with the throttle at about two-thirds.
- Spray a one-second blast of carburetor cleaner into the vacant space where the air filter was. ...

Can you clean a chainsaw carburetor without taking it apart?
Alternatively, you can also clean the carburetor by blending some carburetor cleaner with the gasoline and running your chainsaw at a slow speed. You can also use a cleaner, such as aerosol B12, to clean the pilot air jet. 4 Cleaning a Carburetor Without Opening/Removing It.
How do I know if my chainsaw carburetor is bad?
0:101:57How To Spot A Defective Carburetor - YouTubeYouTubeStart of suggested clipEnd of suggested clipThing what I will do is start it up and you're going to notice that when I go to throttle up it'sMoreThing what I will do is start it up and you're going to notice that when I go to throttle up it's just going to bog.
Why is my chainsaw not getting fuel?
If your chain saw isn't getting gas, the trouble most likely lies in one of those three core components: the fuel tank, the spark plug or the carburetor, or one of the minor parts adjacent to the three.
How do you unclog a chainsaw carburetor?
3:5412:27How to Clean a Chainsaw Carb! - YouTubeYouTubeStart of suggested clipEnd of suggested clipYou should see you should be able to blow cleaner through any office and see if you will come out inMoreYou should see you should be able to blow cleaner through any office and see if you will come out in the body of the carburetor here.
How do you know if you need a new carburetor?
4 Signs Your Carburetor Needs CleaningIt just won't start. If your engine turns over or cranks, but doesn't start, it could be due to a dirty carburetor. ... It's running lean. An engine “runs lean” when the balance of fuel and air gets thrown off. ... It's running rich. ... It's flooded.
How do you clean a carburetor without removing it?
A good way to clean the fuel tank is to start the engine and use a garden hose with a spray attachment to blow the oil out of the tank. Do this until there's no more oil in the tank. Then, while the engine is running, pour some brake cleaner into the tank and use a rag to wipe the bottom.
How does fuel get to carburetor in chainsaw?
0:304:15How a Carburettor Works/Fuel Flow Fully Explained/STIHL/Two StrokeYouTubeStart of suggested clipEnd of suggested clipSo fuel was drawn in from the fuel tank into the main fuel Inlet tube with the carburetor. The fuelMoreSo fuel was drawn in from the fuel tank into the main fuel Inlet tube with the carburetor. The fuel is then taken in through the fuel veins inside the block of the carburetor.
How do you test a chainsaw carburetor?
4:4111:19HOW-TO Pressure Test A 2 Cycle Carburetor - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd as you see now the fuel line is not leaking fuel. And I'll just reach in and plug your testerMoreAnd as you see now the fuel line is not leaking fuel. And I'll just reach in and plug your tester right on the carburetor that's installed on the chainsaw. And again I'm going to pump it up to 7 psi.
How do you start a chainsaw after sitting for years?
Just let the saw sit for 30 min and the excess gas will evaporate. Remove the spark plug, dry it, crank over the engine a few times to dry the cylinder. Now refit the plug and try again. Set the switch to “On”, set throttle to fully open, set choke to “Off” and crank over the engine.
How do you clean a gummed carburetor on a chainsaw?
Allow the chainsaw to run at low RPMs/idle for a few minutes. This allows the cleaner to pass through the carburetor, fuel systems, and idle engine. The cleaner will wash away the sticky residue clogging the components, resulting in a clear path for the air and fuel. Turn down the idle dial when the RPMs begin to rise.
How do you clean a 2 stroke carburetor without removing it?
Spray liberally with carb cleaner – trying to direct the cleaner into the jets – and leave to soak for a few minutes. Use an air line (or a can of pressurised air, sold as an 'air duster') to blow through the jets. Repeat the previous step and this one until you can see no more gunge.
Why does my chainsaw start and then stop?
0:052:01Top Reasons Chainsaw Starts, Then Stalls — Chainsaw TroubleshootingYouTubeStart of suggested clipEnd of suggested clipOver time the arrestor can become clogged with soot which may cause the chainsaw engine to stall.MoreOver time the arrestor can become clogged with soot which may cause the chainsaw engine to stall. You can try cleaning the arrestor with a wire brush. But you may need to replace it with a new one.
How do you test a chainsaw carburetor?
4:4111:19HOW-TO Pressure Test A 2 Cycle Carburetor - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd as you see now the fuel line is not leaking fuel. And I'll just reach in and plug your testerMoreAnd as you see now the fuel line is not leaking fuel. And I'll just reach in and plug your tester right on the carburetor that's installed on the chainsaw. And again I'm going to pump it up to 7 psi.
Why does my chainsaw not stay running?
Clogged carburettors are one of the most common reasons why a chainsaw won't stay running or start at all. If you haven't used the chainsaw for a long time, it's best to replace the fuel and fuel filter before using it again. Once you have drained the fuel tank, check the fuel lines.
Why does my chainsaw start and then stop?
0:052:01Top Reasons Chainsaw Starts, Then Stalls — Chainsaw TroubleshootingYouTubeStart of suggested clipEnd of suggested clipOver time the arrestor can become clogged with soot which may cause the chainsaw engine to stall.MoreOver time the arrestor can become clogged with soot which may cause the chainsaw engine to stall. You can try cleaning the arrestor with a wire brush. But you may need to replace it with a new one.
What causes carburetor failure?
If adjusting, cleaning or replacing a carburetor fails to eliminate a stalling problem, the underlying cause is likely a weak fuel pump, plugged fuel filter or fuel line, or bad gas (too much water or alcohol).
How long does it take to repair a chainsaw carburetor?
This repair guide takes you through the process. Repair difficulty. Time required. 15 minutes or less.
How to remove carburetor from engine?
Remove the carburetor. Using a 7/16-inch socket driver, remove the 2 mounting nuts that secure the carburetor to the engine. Pull the air filter housing off the carburetor. Pull the carburetor away from the engine block. Be careful not to bend the throttle linkage or damage the gas lines.
How to test a carburetor?
If the engine won’t start although the tank is full of fresh fuel, test the carburetor by following these steps: Remove the air filter. Pour about a teaspoon of fuel into the carburetor. Pull the starter rope.
How long does it take for a carburetor to dry?
Allow the carburetor to dry for at least 10 minutes. Install the needle and lever to the bottom of the carburetor. Install the metering diaphragm, gasket and bottom cover. Install the pump diaphragm and the top cover. Tip: To speed reassembly, take digital photos of the parts before removing them. 06.
A Step by Step Guide on How to Clean a Chainsaw Carburetor in 2022
A filthy or clogged filter will prevent the necessary air from entering the ignition chamber. This will render your engine inoperable. Assume its metal, and it can clean by soaking it in a liquid cleaning solvent. Furthermore, if your filter is made of paper, it is prone to dissolve in the liquid cleaning solutions.
Cleaning a Carburetor without Removing It
Assume your chainsaw’s carburetor hasn’t been cleaned in a long time. The best method to clean it is to take it apart and open it. Then, using a brush and cleaning solvent, thoroughly clean it. Nevertheless, if you clean the carburetor regularly and know that the gum accumulation isn’t too bad, you may clean it without even disassembling it.
Cleaning a Corroded Carburetor
Cleaning a rusted chainsaw carburetor is often more difficult and time-consuming since it must be disassembled and scrubbed. Prepare a diluted carburetor cleaner and water to clean a rusted carburetor. After cleaning the air filter, remove and dismantle the carburetor.
FAQs
It’s preferable if you don’t clean your chainsaw carburetor with vinegar. A typical question I hear from chainsaw users is whether or not to use vinegar. Cleaning a carburetor should always be done using non-corrosive products.
