These unfortunate accidents are pathetic and this is the reason why this website is created. In either case, your goal is to get the fuel flowing … If your Chainsaw won’t start, there are common problems that you can check and troubleshooting steps that you can try before taking your chainsaw for servicing. Finally, check whether the fuel filter is blocked and, if so, then clean it with a fuel cleaner. Next to the pull rope on the body of the chainsaw you will find three different adjustment screws. It's no... Well, do you want to replace your chainsaw, but you're unsure of the size it requires. What we have looked at already covers the vast majority of times when a chainsaw won’t start. Reviews of popular garden equipment ~ lawnmowers, trimmers, brushcutters, brushcutters ~ on ARKHENO.COM Tips and solutions to possible problems in operation. Chainsaw air filter is very often clogged, therefore it is recommended to clean it before use. Dry the spark plugs then start the chainsaw again. Although I have read things here many times, this is my first post. Depending on the model of the chainsaw, the principle of replacing the fuel filter may differ. See our DIY chainsaw repair page for symptoms and step-by-step repair instructions. Wear the appropriate safety clothing before you begin operating on the chainsaw. In the event that the supply hose and the fuel filter are normal, and the fuel supply is not observed, the reason may be hidden in a malfunction of the air pulse to the fuel pump. I will start on them today. If it is dry and has the correct brown color, then no fuel is being supplied to the cylinder. Difficulties with starting a chainsaw cannot be ruled out due to such reasons: Difficulties with starting chainsaws arise sooner or later. The solution would be replacing it with a proper fuel mixture. If the air filter on the chainsaw is clogged with sawdust and shavings, then the engine will not start hot. Again, run the chainsaw until it quits and then squirt a little starter fluid into the open choke valve, underneath the air filter. The light components of the fuel will evaporate, while the thicker ones will remain to cause clogging of the carburetor. In any case, you will need to disassemble the chainsaw carburetor, clean it and replace the failed parts. The gap should be between 0.5 and 1 mm. The spark plug is the most important part that ignites the fuel mixture entering the cylinder chamber. The reason for the decrease in the pressure in the crankcase is the gasket, or rather its damage. If a new spark plug is used, which, when checked, produces a weak spark (or there is no spark at all), then this is a sign of a malfunctioning ignition coil. If the engine starts and stalls on a chainsaw, then the procedure for adding fuel to the cylinder should be repeated several times. Make sure the shutter moves freely when you push the lever to close and open. If all of the above steps did not help to get a positive result, then this indicates that the carburetor is faulty. The chainsaw starts when cold but immediately stops when the engine heats up due to a high air-fuel ratio. 7. First you need to check the gap between the contacts. If the above doesn’t seem to be the problem, then check the recoil starter system. If the fuel in the tank has not been drained before storage, then there is a high probability that a plug has formed in the carburetor. Basically, it is similar for all two-stroke internal combustion engines that are installed on chainsaws, and represents the following procedure. The case of a clogged air filter on a chainsaw is very interesting. Try to replace it with a new one. Fuel suction using a special primer for this (on some models of chainsaws, the primer is not provided by the design, and therefore this item is absent for them). When the chainsaw doesn’t start, then there might be a problem with the air filters. Starting using the Stihl MS 180 chainsaw, most tool owners do not know how to properly roll-in purchased dust. Also, you should clean the chainsaw as there might be some sticky residues. By increasing the number of revolutions, the process of starting the motor is simplified, Start the engine with the choke half open, After starting the engine, return the idle screw to the opposite position if the chain moves at idle. Place the chainsaw on the floor , … all this may indicate the following malfunctions: When the candle is brown (brick-colored), this indicates not only a properly adjusted chainsaw carburetor, but also that the ignition system is working properly. Kickbacks are the leading cause of injuries resulting from chainsaw use. Chainsaws Friendship have a different principle of operation, but in general, the search for a malfunction should begin with the ignition system, or rather, inspect the condition of the spark plug electrodes. 20 grams of the fuel mixture is drawn into a syringe and sprayed into the cylinder, The spark plug is twisted and the engine is started, If the ignition system is working properly, the chainsaw will start, Oxidation of the contacts of the wires of the ignition module, Damage to the insulation of the high-voltage wire, If the damper does not close, then the attempt to start the, A similar situation is when the chainsaw is hot. Spark Plug might be old – If the spark plugs are dirty or corroded, clean it with a steel brush or replace it altogether.. This prevents it from starting up. Many people use the wrong starting procedure and say that their Stihl Chainsaw not starting. Speaking of dust 180, it must be said that this tool has many advantages. Carry out several movements of the starter, before the first "flash" of the engine (it is important not to miss this moment, otherwise it is possible to "flood" the engine). Chainsaw kickbacks are the leading cause of accidents involving chainsaws. When installing a new CPG, it is necessary to carefully treat all parts with oil so that chips and scuffs do not form at the time of engine start. But with our guide, you can solve some of the common problems you encounter while firing up a chainsaw. In order to know for sure that the problem is in the spark plug, it is necessary to check the known good one in the same way. What you need to do is always start with fresh fuel anytime that you have had the chainsaw in storage for a couple of weeks or just for a long time. Clean the dirty air filters, but if they’re too dirty or clogged, then replace them. If the reason for the inability to start the engine of the chainsaw is in the carburetor, then it should be correctly adjusted as soon as possible. Check the quality of the fuel (oil and gasoline). The prepared fuel mixture cannot be stored for more than 2 weeks, as the mixture begins to lose its properties, which negatively affects not only the operation of the engine, but also its starting. The cause of the malfunction lies in the carburetor, or in improper cold start. When I push the primer bulb, I can see fuel flowing thru the fuel line from the tank to the carburetor. This is pretty easy to do. And while you’re cleaning the chainsaw, cover the carburetor throttle with tape. You'll learn about the saw controls and how to position them related to the starting sequence, for cold and warm starts. How To Make Sure You’ve Got the Right Chainsaw Chain Direction If you are reading this piece, then congratulations! Chainsaw does not start well when cold. It is recommended to carry out these manipulations in the warm season, since it is almost impossible to start a chainsaw in winter with low compression. If it still won't start, the problem could be the spark plug, fuel line or carburetor. Oddly enough it sounds, but many people forget about it and when a similar situation arises, they immediately try to … If a malfunction is detected, first you need to "purge" the engine. Read the user manual on how to sharpen the teeth and ensure there is a right chain tension, Always ensure your chainsaw remains clean, Always remember to lubricate the chainsaw, Never leave fuel in the chainsaw for long without using it, Check the throttle trigger before each subsequent use to ensure its operating well, It occurs when the moving chain comes into contact with an object on the guide bar’s tip, If the wood closes in and pinch the chain at the centre of the cut, When some chain parts are not installed correctly. The service life of this element depends on various factors, and first of all, on the quality of the gasoline and oil used. As oil, you need to use only a special two-stroke, but not an engine oil or even working off. You may also have a problem in the ignition module or the coil in the module. When the chainsaw doesn’t start, then there might be a problem with the air filters. Before you throw away the chainsaw or get an expensive repair, try these fixes to see if they can work on your tool. To check the fuel supply hose, you must disconnect it in the place where it connects to the carburetor, and then blow into it. Unscrew the spark plug and inspect it. You can check for backlash by shaking the flywheel of the Stihl 180 chainsaw from side to side. But if the fuel has been there for longer, then it’s probably bad. 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. Do the following: Check out the out our review on the Best battery chainsaw. If you don’t know where to start, then the diagnostics should be carried out in order, as described in the material. In order not to resort to these steps, you can do the following: When the engine is started, the resulting plug in the carburetor will break through and the engine will run normally. You can also check how tightly the cap of the high-voltage wire sits on the candle, and the candle itself. Closing the air damper (necessary to enrich the fuel at start-up). Chainsaw won't start. Try choking the chainsaw a bit and see if it helps to start it. If the pressure is significantly lower, then this is a direct sign of a device malfunction. Give it a good cleaning to remove any clogging or blockage. Typically, the diagnosis of the fuel supply system begins with checking the condition of the fuel filter. Therefore, the chainsaw won’t start, and you should, therefore, clean the carburetor with a carburetor cleaner and replace the fuel after cleaning it. If you can’t start the chainsaw, then you need to half-close the choke. How to Start a Chainsaw with Cold Engine. I have a Stihl 025 that I purchased new some time ago. If the compression value is not lower than 8 atmospheres, then everything is in order. When that occurs, the operator may lose control of the machine leading to severe injuries to the user and other people nearby. If the fuel or air filter is clogged, the chainsaw will also not be able to start. If you think the problem is the engine, then drain the fuel and push the choke inside. If you try more than 5 to 6 pulls, the cylinder will likely flood with gas. Checking the condition of the fuel and air filters. If you cannot start a heated chainsaw engine, then proceed as follows: Filling the spark plug may be due to a malfunction of the ignition module, as well as a large gap between the coil and the magneto. A warm chainsaw may not need choke to start but a cold saw won’t start without choke. If the chainsaw has not been used for a long time, but fuel remains in the tank, then the difficulties in starting a two-stroke engine are associated with the cause of stagnation of fuel. Based on these technical symptoms, it is necessary to begin the search. Everything is very simple, with long-term storage of the mixture, oil precipitates, which leads to clogging of the channels and jets of the carburetor. This can cause the failure of the engine to fire up. The coil must be replaced together with the high-voltage wire. Cleaning is done by replacing the old filter with a new one. Checking the spark on the spark plug and eliminating the cause. If it’s cold and you are trying to start your power saw with fuel that has been in your tank for a while, apart from the chainsaw failing to … It all depends not only on the quality of the tool and its price, but also on the features of the care, operation and storage of the tool. One of the greatest precious parts of the chainsaw to make it start is the ignition coil. A strong smell of gas is one sign the saw is flooded, just allow the saw to rest for 30 minutes and try starting again. The rewind spring rewinds the starter cord after each subsequent pull, but if it’s broken, then it will not wind up repeatedly, making it impossible to start the chainsaw. Well, our article will guide you on how to measure chainsaw bar and the chain length. This filter is located in the chain saw tank and prevents small grains of sand from entering the carburetor. Millions of injuries are caused by chainsaws on a yearly basis. The Stihl MS 180 chainsaw is considered one of the most reliable tools used in gardening. If you leave the fuel in the tank without using it for long, then the carburetor will become clogged. If the brake is not activated when starting one of these models, the chain may rotate. The main malfunction due to which the stihl ms 180 chainsaw does not start may be the absence of a spark between the electrodes on the spark plug. If the starter cord fails to rewind inside after pulling it, then you might have to replace the rewind spring. Let’s look at the main malfunctions due to which the Stihl 180 will not start or start poorly and how to fix these malfunctions. This turns over the engine, and the tabs will retract, and the cord pulls backs after releasing the cord. Oddly enough it sounds, but many people forget about it and when a similar situation arises, they immediately try to repair the instrument, which can lead to serious damage. 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