When the spark plug doesn’t generate sparks, the fuel mixture builds up until it floods the engine’s interior, often resulting in leakage from the exhaust pipe. One tell-tale sign that a chainsaw has flooded is the smell of fresh petrol near the muffler.
If you need to learn how to start a flooded chainsaw, don’t worry, you’re not alone. For starters let’s look at how the engine became flooded to begin with, and then I’ll show you a couple of really easy ways to get your chainsaw up and running again. The second option is my favorite way to start a flooded chainsaw and I believe it’s the easiest and most effective way.
How to prevent a chainsaw from floodingPreventing a chainsaw from flooding may not be a feasible task. Step 4: Do not force the chainsaw to startSometimes making a cold start on any two-stroke chainsaw engine requires a few tries until it is started successfully. The spark plug is the main component of the ignition, respectively, of the start of the operation of the entire mechanism of any of the gasoline-powered tools knowing how to start a flooded chainsaw will be useful to both a beginner and an experienced user.
why do chainsaws flood Related Question:
How does a chainsaw engine get flooded?
A flooded chainsaw is caused by too much fuel inside the engine which does not allow the fuel to ignite. Think of it this way, combustion inside an engine needs fuel and air. By having too much fuel, there’s not enough room the for proper air mixture when the spark plug tries to ignite the gas.
What causes a 2 stroke engine to flood?
The engine may flood because of overpriming or because the choke has been left open too far, causing an excess amount of fuel to reach the combustion chamber. If your two-stroke engine is flooded, you can get it started with relative ease.
What do you do if you flood a chainsaw engine?
The more hands-on method to start a flooded chainsaw: Have the chain break on. Turn the choke off. Activate the fast idle (by engaging the throttle lock/trigger assembly or pulling the choke out and pushing it back in. Turn the on/off switch to on.
What happens when you flood a chainsaw?
When the chainsaw floods, there is excess fuel in the combustion chamber that pushes out the oxygen needed for the spark to ignite the fuel. Cleaning a flooded carburetor on a chainsaw is basically cleaning the combustion chamber.
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.
What causes a flooded engine?
A flooded engine is an internal combustion engine that has been fed an excessively rich air-fuel mixture that cannot be ignited. This is caused by the mixture exceeding the upper explosive limit for the particular fuel. An engine in this condition will not start until the excessively rich mixture has been cleared.
How do you know if a 2 stroke is flooded?
If you cannot get the engine to sputter, the easiest way to diagnose flooding is to check the spark plug. If the spark plug is coated in gas, the engine is flooded. Removing the spark plug and drying it thoroughly is recommended (source).
How many pulls should it take to start a chainsaw?
With the choke in the “off” position, pull the engine’s crank cord through again. The engine should start in 1 to 3 pulls.
How do you start a hard start on a chainsaw?
Try to start the chainsaw after priming the carburetor. 5. Activate the choke by moving the lever to the full choke position and pull the starter rope 3 or 4 times to start the engine. If that doesn’t work, move the choke lever to half choke and pull the starter rope, 6 times maximum, to start the engine.
Why is it so hard to pull the cord on my chainsaw?
If your chainsaw is hard to pull, here are some common causes: The pully system is snagged or stuck. The starter assembly is stuck or sticky. The housing may be damaged.
Can you flood a Stihl saw?
When cold starting a Stihl chain saw, move the master control lever to the half-choke position after the fourth attempt to start it to avoid flooding the engine. Move the lever to the minimum choke position as soon as the saw starts.
How long does it take to clear a flooded engine?
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.
Will bad spark plugs cause flooding?
Fouled Plugs When a spark plug is wet, the electrical energy that tries to fire during starting grounds out instead of firing. Sometimes fouled plugs can be cleaned, but more often than not you should replace a spark plug that has fouled due to flooding.