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.
A chainsaw can be a very useful tool for homeowners and professionals alike, until it stops working! When your chainsaw won’t start, it can cause a setback with your project and could even set you back financially for repairs. In this chainsaw starting guide you’ll learn the common problems that can arise with chainsaws as well as possible solutions. The recoil starter assembly consists of several elements that initiate the engine when starting the chainsaw such as the recoil starter pulley and rewind spring.
what to do if chainsaw won’t start Related Question:
Why does my chainsaw not turn?
The chain tension may be too tight. Easy fix, just loosen the bar-retaining nuts and rotate the tensioning screw counterclockwise to the correct tension. Then tighten the nuts back up.
How do you know if your chainsaw clutch is bad?
Does the engine loose revs, or the engine keep revving and just the chain stops? If the engine is still running at normal revs, and the chain slows down, then it’s a problem with the clutch. Worn out, gummed up, jammed springs etc. If the engine looses revs under load then it’s more likely a fuel or carb problem.
Why is my Stihl chainsaw not starting?
Dirty or clogged fuel tanks, dirty fuel filters and lines, loose fuel hoses, dirty air filters and a dirty carburetor can all restrict fuel flow. Check, clean and replace all the fuel system parts before moving into the internal engine, as gas problems create a majority of starting problems.
How long does a spark plug last in a chainsaw?
A poorly functioning engine in a Stihl chainsaw can mean more work for the operator and can even be dangerous. Consequently, Stihl recommends replacing the spark plug after every 100 service hours.
When should you throw away a chainsaw chain?
The chainsaw pulls in one direction, which results in a crooked finish. Blunt cutting teeth on one side or uneven teeth lengths usually cause this. The teeth has hit rocks or dirt and broken. If you notice the tops of the teeth are missing you will need to replace the chain.
Why does my chainsaw stick?
Chain tension Indeed, if a chainsaw chain that slackens with wear no longer cuts, it damages the guide, tires the engine and can be the cause of a blockage when it is too tight. In addition, the more the chain saw heats up, the more the tension of the links decreases, until they become too relaxed.
Why is my Husqvarna chainsaw chain not turning?
Common solutions for: Husqvarna Chainsaw chain not turning Make sure that the stop lever is disengaged. If the stop lever is engaged, the chain won’t turn. If the clutch pads are worn out, replace the clutch assembly. The clutch pads engage the clutch drum to allow the chain to rotate.
How can you tell if a centrifugal clutch is bad?
When heat damage occurs, the clutch will never disengage and the machine will start taking off by itself as soon as you start the engine. You can see heat damage inside the clutch drum, the metal turns from black to a blue color. The clutch must be replaced if it has heat damage and won’t disengage.
How do you know if your chainsaw sprocket is worn out?
The chain sprocket must be replaced if the depth of the wear marks reaches about 0.5mm, i.e. the wear limit. A seriously worn chain sprocket can cause the chainsaw chain and guide bar to wear at an increased rate, as well as reducing cutting performance too, so it’s important to keep an eye on.
How often should you tune up 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.
What does a bad chainsaw spark plug look like?
Black, chunky carbon buildup spanning the gap between the sparking end of the plug and the hook-shaped metal piece overhanging the end. Dark carbon residue built up on the ends but not spanning the gap. Oily residue on the end (most likely to happen with two-stroke engines that use a gas/oil mixture).
Do Stihl chainsaws have a primer bulb?
Re: What chainsaw compable to a Stihl MS 260 PRO has a primer bulb and starts easil. FWIW on most saws it takes about 6 to 8 pulls just to get the gas from the tank to the carb if they have sat for a spell . Just the nature of a diaphragm carb .
Can I start my chainsaw with a drill?
Starting the chainsaw using a drill is convenient for elderly DIYers who are no more strong enough to pull the cord too many times with speed. If the engine of your chainsaw is not convertible from cord start to an electric start then you can start it with an electric drill.
Can you use starter fluid to start a chainsaw?
If you do not use it often, then you are okay to use starter fluid to start the chainsaw up.