If the operator has repeatedly been trying to start the chainsaw through the recoil starter system, they may have accidentally flooded the engine with fuel. If you believe fuel has flooded the chainsaw engine, pull the starter cord several times while holding the throttle, dry and replace the spark plug, and then try starting the chainsaw again. Gasoline will start to deteriorate if left unused and sitting, so if the chainsaw hasn’t been started in a while, be sure to check that old fuel is not collecting inside the chainsaw.
Here, we look at the top 11 reasons why your chainsaw won’t start. Another common reason a chainsaw won’t start is that the sparkplug is old, dirty, damaged or not correctly attached. If the temperature is too low, it can make it hard to start a chainsaw.
chainsaw was running now won’t start Related Question:
How long to wait if chainsaw is flooded?
Many people wonder if a flooded chainsaw will fix itself? The answer is yes, but not always. By letting the chainsaw sit for about 20 minutes it will allow some of the fuel inside the engine to evaporate.
Why does my chainsaw stop running when it gets hot?
When your chainsaw quits after it gets hot, you either have a problem with gas flow being restricted into the engine or with the spark. This is a common occurrence on older-model chainsaws. By replacing your spark plugs and keeping your gas lines clear you can reduce the chances of this problem recurring.
How do you clean a chainsaw carburetor?
Let the chainsaw run at low RPMs/idle for a while. This is to let the cleaner run through the carburetor, the fuel lines, and the idle engine. The cleaner will wipe remove the gummy residue blocking the components to create a clean passageway for the air and fuel. As the RPMs begin to increase, turn down the idle knob.
Why does my Stihl chainsaw not start?
The carburetor might be clogged. A clogged carburetor is often caused by leaving fuel in the chainsaw for a long period of time. Over time, some of the ingredients in the fuel will evaporate, leaving behind a thicker, stickier substance. This sticky fuel can clog up the carburetor and prevent the engine from starting.
Will a flooded engine fix itself?
Will a flooded engine fix itself? No. You have to take appropriate measures to restore the fuel and air balance in your car’s engine.
How long to wait if engine is flooded?
Perhaps the best remedy for a flooded engine is time. Simply open the hood of your car and let excessive fuel evaporate for as long as you can. After about 20 minutes try starting your car again without hitting the gas pedal.
What causes a chainsaw to vapor lock?
Vapor lock occurs when the fuel (usually gasoline) within the fuel delivery system overheats and vaporizes too rapidly. The resulting excess gas bubbles accumulate to the point of actually blocking normal fuel delivery.
How do I know if my chainsaw spark plug is bad?
If it’s not producing any sparks at all, your chainsaw needs a new plug. If there are only a few sparks coming out of one side of the electrodes but none on the other side, it’s not bad enough for you to worry about, but it will affect your performance.
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.
Can you clean carburetor without removing?
Use carburetor cleaner to remove deposits, clogs & debris Deposits inside the carburetor can clog fuel and air passages and reduce performance or stop the engine altogether. Luckily, you can take care of many of these problems quickly and easily; often without even removing the carburetor from the engine.
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.
What does a flooded engine sound like?
You can tell if your engine’s flooded when you spot these signs: Very fast cranking (the engine sounds different when you turn the key – usually a ‘whirring’ sound) A strong smell of petrol, especially around the exhaust. The car doesn’t start, or starts briefly and cuts out again.
Can flooding engine ruin spark plugs?
In worst cases, the excess fuel can foul spark plugs, sometimes necessitating their cleaning or replacement before the engine will start.
Are Stihl chainsaws hard to start?
Regular maintenance will help to ensure that your Stihl chain saw will always start. In addition, some storage steps can help with starting when the chainsaw has been left for an extended period. Problems starting a Stihl chain saw can be related to gasoline storage, spark plugs, and incorrect starting procedures.
How do you test a chainsaw ignition coil?
Pull the start rope on the chainsaw and watch the end of the plug as you do. If you observe a spark jumping between the tips of the spark plug gap, it means the chainsaw coil is good. If there is no spark, it means the chainsaw coil will need to be replaced.