But to do that, it needs to start when you tell it to. Replace the fuel filter if the engine won't start, or it starts but won't run. If the fuel is fresh, check for and replace cracked fuel lines. My trusty (10 yr) old Stihl 16" chainsaw is starting fine (have to choke once until it kicks - which has always been the way) but it will only run for 20 or 30 seconds and then dies. The pump is operated by the pulsing vacuum created by the cranking/running engine. Don't miss out. A chainsaw is one of the most reliable tools for the homeowner and the professional, but it becomes a massive problem if chainsaw won’t start. Lawn mower ran out of gas won’t start? 3. The plug is bad enough so it will not send sufficient spark until it cools down. My brand new MS261CM doesn't like to start after running out of gas. Moreover, if the filter becomes damaged/deteriorated, it will supply contaminated fuel to the engine. Shake the oil and gas together to blend them thoroughly. Here is gas from the tank (so probably mixed slightly with the original gas it came with): View attachment 768906 Here is gas from the gascan: View attachment 768908 Engines require these three things to run. From experiencing difficulties with getting the engine to fire to a chainsaw engine that won't rev properly, three basic areas may be responsible. Sometimes it needs the guidance of a professional to fix it, but most of the time, it can be easily fixed if you know the cause of the problem. To determine if the spark plug is defective, remove the spark plug and inspect it. 4. So, why won’t your chainsaw stay running? You may have to contend with disassembling your carburetor to correct the mechanical issues bringing about the stalling. I got tired of going to Sears for a gracious exchange. The parts in these areas that are most likely to fail are: Spark plug; Coil; Fuel filter/lines; Carburetor; Air filter; These are some of the most common problem areas on chainsaws. A chainsaw has two filters to regulate air circulation and one to keep debris out of the fuel, and all of them need regular servicing. Check this too: Best Chainsaw Chain For Hardwood. Replace the fuel if it's old. To help you get back to work as soon as possible, we will look at the most common problems and how to fix them. https://youtu.be/QHJrrsNSLggThis is the link to the repair video.This echo chainsaw was put up a few months ago and now it won't start. Your chainsaw might start, the stall immediately, or when you try to engage the gears. Also they said change the H carb adjustment 1/4 turn out. Try to start the chainsaw after priming the carburetor. I lasts about 2 seconds then goes quiet. Fuel Reaching Carburetor? You can go ahead and start using your chainsaw after releasing the chain brake or release the trigger to turn off the engine. One factor you probably did not consider as to why your chainsaw won’t start is a result of having bad fuel in the tank. uberfusion. The most likely cause of a no start mower after running out of gas is dirt in the carburetor, but other possible causes include: Air locked gas system; Faulty carburetor; Contaminated gas ; Faulty auto choke; Faulty coil; In this short post I’ll share why dirt in the carburetor is the most likely cause of the no start. Stihl Chainsaw - starts but won't run. Faulty Gas/Fuel filter . Gas Chainsaw: Won't start. Ran out of gas the other night (on my way to the gas station). Spark plug. There might not be enough Gas – If you haven’t used it for quite some time, the gas may have evaporated. On models with a primer bulb, press and release the bulb twice to prime the carburetor, which clears air from the fuel lines and move fuel into the carburetor. Your Account. Chainsaw won't start. I have a craftsman chainsaw that will start right away if cold but when I shut down to sharpen the blade or refuel it won't start up unless I let it cool for 20 minutes or so. Two stroke engines like the one on your chainsaw require a mixture of gasoline and oil. The ignition module is on the way out (I've seen ignition modules mostly just fail. There may be a very faint hum that is constant when the key is forward also. Fuel System. Hence it's vapor locked. Try to start the chainsaw. If any one of these is missing, the chainsaw will not stay running. The manual (linked below) states that the prime is simply gone and needs to reestablish. We also recommend that if a unit will be left unused for more than 30 days that it be stored "dry." I am now polluting the environment but IT WORKS. With fresh fuel in the tank, verify that it's reaching the carburetor. En español Live Chat online. Some saws are more prone to air locking than others. If the filter becomes blocked, the engine won’t get any fuel to run. While cranking it doesn't fill. There are three components to keeping a gas engine running: spark, fuel, and air. A good chainsaw can save you a massive amount of time and hours of effort. When I put 4 gallons of fresh fuel my truck now will not run. Before you to this drastic step first exhaust all possible causes of the problem. I have rebuilt carburetor, replaces fuel line and spark plug. ... Will a 10% (E10) blend of ethanol hurt my gas-powered STIHL product? SHOP PARTS. The engine will fire up and allow about 30 seconds for the engine to warm up. Clean the fuel tank with a brush and rag if the gas has gone bad, and pour in the freshly mixed fuel. 5. 01 - Spark Plug. After 8 weeks, the volatile components of the fuel would have evaporated – and it won’t ignite. That is the only way to know if it is damaged or blocked. Chainsaw won't start here's three reasons why! Testing & fixing the air lock. This problem is an indication that the fuel is not reaching the engine. By that time, the alcohol that it contains in the form of ethanol will have absorbed a significant amount of moisture from the air. Is the fuel mixture correct? Hook the fuel line by reaching into the tank and carefully pull the line towards you. The primer bulb gets it filled and gets the fuel primed. Only until it runs out of fuel is when it happens. If the porcelain insulator is cracked, an electrode has been burned away or damaged, or there is heavy carbon buildup at the electrode, replace the spark plug. It also has a red switch that you push in to shut off. It has a green choke tap that can be pulled all the way out for for full choke and pushed half way in for half choke. I can hear a whoosh sound from the fuel pump when the ignition key is turned. If your gas chainsaw won’t start, it might be a result of one of these five issues. The spark plug might be defective. Common solutions for: Chainsaw won't start. You can test this by first removing the spark plug and checking its condition. Dump out any unmixed or old gasoline immediately. Brand new got it the same day, the gas mix used to top it off after it stopped the first time was 1 gallon of REC90 ethanol free gas mixed with 2.6oz of the stihl HP ultra. Re-chocking (once until it kicks) gets it running again for another 20-30 seconds. Inspect the idle port to see its condition each time you start running your chainsaw. Chainsaw Starts Then Stall. Troubleshoot The Starting Problems. If you find it damaged, buy a new one early or invest in the right technician. Press it down firmly into the boot. 1-800-269-2609 24/7. my poulon gas chainsaw will start but after about 3-5 minutes of cutting it conks out and won't start unless I let it sit for 10-15 minutes ...then still difficult to start....happened four to five times in a row....it runs out like it is out of gas but the tank has gas. Checking the tank to ensure it’s not empty is probably one of the first things many people do when a chainsaw won’t stay running. It may be running so lean because of insufficent fuel supply, that the ignition module heats up and will not start the saw until it cools down 2. I am having problems with poulan pro chainsaw.. Put on your leather gloves. The filter prevents any rust/dirt entering into the combustion chamber. Pull the filter off and replace it with a new one. I have cleaned carburetor thouroughly still am not sure what the problem could be... the spark plug has spark... Any ideas?? Somebody said change the oil/gas mixture from 40:1 to more oil. First, make sure there's fresh gas in the tank-old gas accumulates water and burns poorly. The Chainsaw Won't Start A non-starting chainsaw can be caused by several issues. If you haven’t used your chainsaw for a while, the fuel may have gotten bad. Check all these parts if the chainsaw won’t start. When diagnosing the issue, it’s important to remember to wear safety equipment and hold the chainsaw correctly as it can suddenly re-start at any moment. The gas might be old – If unused for a long time, the volatile components of the gas will evaporate and it will not ignite. Page 38 (but the bottom of the page says 36). Methods how to Start Your Chainsaw. Still nothing.. If you are not sure about the age of the fuel, empty the gas tank and refill with new gas. I think I have it at 20:1. Ensure you adjust the carburetor to reduce the amount of gas used. It can be a reason for a critical setback to your project or even cost you hundreds of dollars to fix that it. In this episode of American Piddler you'll get to see the Husqvarna 455 Rancher and my Little echo CS-306! You run it out of gas, it sucks air in and can't get it out. 1. 14 years ago. It can be very annoying and incredibly frustrating when your chainsaw goes on strike for no apparent reason. Many complications with the chainsaw occur because people do not know the correct way of starting their device. Gasoline goes bad after 30 days. Regular maintenance practices of the start system will ensure you do not run into start problems. Make sure the gas tank is at least half full. Completely remove the fuel cap from the gas tank. One of them must be the problem. Your Account. Getting the gas to push through the gas lines and force the air out can tank quite a few pulls on the saw. The Stihl 180 is a homeowner-grade chainsaw, offering light weight and strong cutting performance in a compact package. If your Homelite two-cycle chain saw engine won’t start, the problem most likely will be found in the fuel or ignition systems. The chainsaw engine needs gas, compression and spark in order to start. Chainsaw won't start. As with most chainsaw maintenance you will first need to remove the spark plug where applicable. Gas or fuel filter ensures that your chainsaw gets the filtered gas/fuel. Well, we are here to help you to get things going again. Why Won't My New Husqvarna Chainsaw Start? Set the chainsaw on the ground so that the electrical circuit is grounded. I have tried to put gas and starting fluid in air intake, but still nothing.. Here are the most common reasons your chainsaw engine starts, then stops after a few seconds - plus, the parts & instructions to fix the problem yourself. It will start after a few pulls then die, start after a few pulls then die, then be fine. Drain your tank and put in fresh fuel. Take a piece of coat hanger and bend it to make a hook at the end. Place the new spark plug, with metal tip facing out, into the rubber boot. How to Start a Gas Chainsaw That Won't Start. I believe this is normal on a saw that does not have a primer bulb (such as Stihl M-tronic). If you look at the fuel filter it is basically empty. Finally, I found this site and discovered after much reading a common thread. Old or Bad Fuel. All STIHL gasoline-powered engines can be used with up to a 10% (E10) blend of ethanol in the gasoline/engine oil mix. Add fuel stabilizer to the gas when you refill the tank to help keep the fuel fresh.