Just before we look at the most likely reason your saw won’t idle, we’ll need to check some of the basics, and I’ll fill you in on why they’re important, or if you want to skip all this, go ahead and slide on down to the “Adjusting the idle screw” below. If the chain is moving while the saws idling, then back the idle screw out a 1/4 turn until the chain stops, this fine-tuning can now be done with the saw idling. If the saw still won’t idle, you have cleaned the air filter, got fresh gas mixed correctly, the plug is clean & gaped, and adjusting the idle screw hasn’t worked.
Just before we look at the most likely reason your saw won’t idle, we’ll need to check some of the basics, and I’ll fill you in on why they’re important, or if you want to skip all this, go ahead and slide on down to the “Adjusting the idle screw” below. If the chain is moving while the saws idling, then back the idle screw out a 1/4 turn until the chain stops, this fine-tuning can now be done with the saw idling. If the saw still won’t idle, you have cleaned the air filter, got fresh gas mixed correctly, the plug is clean & gaped, and adjusting the idle screw hasn’t worked.
High/Low carburetor adjustment and Idle screws allow the proper airflow through the engine. No matter whether you set this too high or too low- it will cause the engine to die at idle. The simplicity of a 2 cycle engine makes it fairly easy to diagnose and solve the problems you may experience when working with your chainsaw.
Your chainsaw will only idle for about 5 to 10 seconds after you let off the throttle and then it will shut down. A bad fuel line will cause the chainsaw to run lean, and this means it will only run at idle for 5 to 10 seconds before it shuts off completely. An air leak around the intake boot or head gaskets will result in lower compression pressures and your chainsaw won’t idle properly.
Finally, if your chainsaw resounds well but dies off when working under a load, then it might also be an idle problem as well. If you can start your chainsaw easily, and it runs smoothly without any issue, then the idle is working just fine, and there’s no need to tamper with it. Finally, if your chainsaw resounds well but dies off when working under a load, then it might also be an idle problem.
why chainsaw wont idle Related Question:
Why does my chainsaw dies when I give it throttle?
If the filter becomes clogged, not enough fuel will reach the engine for it to run properly. Because your chainsaw will idle, but dies when it is revved up to full power, it means that the filter is only partially clogged; it will allow enough fuel to the engine to run on idle, but not enough to sustain full throttle.
Why does my Stihl chainsaw not idle?
The two most common reasons a chainsaw won’t idle are a blocked air filter and an idle screw out of adjustment. Other possible causes include: Dirty Air Filter. Idle Screw out of Adjustment.
Why will my chainsaw only run on choke?
When your chainsaw only runs if the choke is on the problem, in most cases, is a result of fuel supply problems or a faulty carburetor. To fix the problem you should check and clean the fuel system and carburator.
Can you clean a chainsaw carburetor without taking it apart?
To clean a carb, you have to take it apart. If it needs cleaning, the parts that need cleaning can’t be seen from the outside.
How do you clean a carburetor without removing it?
To clean a motorcycle carburetor without removing it, you’ll need to remove the bowls at the bottom of the carburetor. Once the bowls are removed, spray some carburetor cleaner up inside, wait a few minutes, then spray again to ensure coverage. Then replace the bowls and start the motorcycle to assess how it runs.
How do you clean a 2 stroke carburetor without removing it?
Vacuum away any loose dirt, dust, debris, grime, and great on the surface with a handheld and cordless vacuum. Lay out rags or cloths at the base of the carburetor to catch runoffs and protect the surfaces. Apply the carburetor and choke cleaner in thin, even coats. Then, wait for it to settle and work its magic.
How often should you service your chainsaw?
Obviously this depends to some degree on how often and how heavily you use your chainsaw but experts generally recommend you get a professional service or check-up from every few months for heavier use to at least once a year for light use.
How do you clean a chainsaw after each use?
In a well-ventilated area, take a bucket and mix one cup of ammonia with one gallon of water. Place the chainsaw chain in this solution and let it soak for 15 minutes. Put on a pair of thick rubber gloves for protection. Then, use a soft-bristled toothbrush to scrub each section of the chain until it’s free of debris.
Do you have to change oil in chainsaw?
Common Issues if Chainsaw Oil Is Bad Once opened, that oil will only have a shelf life of two years. When you open a container, record the date on the container so you can throw out the oil if it’s not used within two years. Exposing oil to drastic temperature changes and moisture can also make it go bad.
Will a chainsaw run without a fuel filter?
While it’s possible to run your chainsaw without a fuel filter, but this is not recommended. When a fuel filter is clogged, it can cause considerable damage to the engine and leave your chainsaw unusable.
Why won’t my Poulan chainsaw keep running?
Over time, the spark arrestor can become clogged with soot. If the spark arrestor is clogged, the chainsaw may run stall or run rough. To unclog the spark arrestor, remove it and clean it with a wire brush. You can also replace the spark arrestor.
Why does my Poulan chainsaw dies when I give it gas?
A clogged fuel filter is often caused by leaving old fuel in the chainsaw. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. This sticky fuel can clog up the fuel filter and cause the engine to stall.
Can you spray carb cleaner in chainsaw?
You can use Sea Foam Spray to clean your chainsaw carburetor effectively. Sea Foam spray has a petroleum cleansing solvency. And adds lubricity to various components of the carburetor. It is a fine cleaning agent for chainsaw carburetors.
Is Sea Foam safe for chainsaws?
At Sea Foam, we recommend overcoming saw starting issues by adding 2–4 ounces of Sea Foam Motor Treatment to a low tank of fuel, running it for about five minutes, then letting it sit a night or two to soak or clean. Add fresh fuel and proper two-stroke oil before operating and it’ll be good to go.
Can you use wd40 to clean a carburetor?
WD-40 Specialist® Carb/Throttle Body & Parts Cleaner with attachable precision straw is the only all-in-one carburetor cleaner spray you will need to clean your carburetor, throttle body, and unpainted metal parts. What makes this cleaner unique is the dual-action cleaning system.