no, afraid I don't have equipment to test. Remove the air filter, wash it with detergent and water and scrub off the dirt with a brush. Try it, it may just do the trick! Do that to the starter side when you're looking at the starter assy. Every time you fuel the chainsaw, you should make sure to drain the old fuel first to avoid contaminating the new fuel. Uninstall the spark arrestor and unblock it using a brush, but you can also replace it for efficiency. If you find the brake drum moving, you must replace the needle bearing. Other Professional Battery-Powered Chainsaws We Recommend: Stihl MSA 220 C-B 36V 16-inch Chainsaw: Solid design and increased power backed by Stihl's dealer network. You never try to get it to run with the choke on. When people did it years ago it was with 4 stroke engines where the water is flowing straight into the cylinder. 1 2 Next J Joe_Power Joined Apr 18, 2013 Messages 651 Location USA - Coast to Coast, Border to Border Jun 2, 2015 #1 I just replaced the cylinder and piston on a stihl 036. in the, All Rights Reserved. "userInteractionCount": 23 What worked with my MS440 kicking problem should also work with that one. A chainsaw with no spark will shut down suddenly or not start at all. If the compression is not produced in the engine at an appropriate level, it will not be able to convert fuel into energy. You can also quickly fix this anomaly by ensuring a proper troubleshooting of the pulley compartment to find damages. Carboned rings will decrease not increase compression. i have a ms 250. Make sure it's greased and the bushings are good. Getting these problems resolved is a rather straightforward process. The consent submitted will only be used for data processing originating from this website. When you start your chainsaw, the crankshaft spins, creating vacuum pressure on the carburetor, pulling the gas from the tank and into the combustion chamber where it mixes with air and ignites. Stihl MS250 hard to pull? in Chainsaws - The Forestry Forum Keep in mind that the stuck ignition rope can also damaged other parts inside the starter assembly. How big a fella are ya? Make sure the crank taper is clean and the flywheel taper also. Thank you for the responses. how much compression should a Stihl 044 have? - TractorByNet When this comes to a stop, it will come to a complete stop at a certain number, which is the compression of your chainsaw blade. Admitted Woodaholic. It has barley been used, no carbon in muffler, still happens with muffler off, does not happen with sparkplug out. I luv my 064. What usually happens is that the guide bar gets stuck in the tree and they keep running the engine while trying to force the bar out of the tree somehow. It very often kicks back and pulls the starter rope back in. }. Stihl chain saw too much compression I had to take it apart So, in our suggestion, one of the first things to check while feeling high compression is the starter spring. Posted December 27, 2017. A drastic and frankly silly thing to do though . A heavy-duty chainsaw requires a large amount of compression, whereas a chainsaw with a smaller engine needs less compression to convert fuel into energy. A chainsaw Battery blinking red is one of the most frustrating things a woodcutter can, Read More How To Fix Chainsaw Battery Charger Blinking Red?Continue, The standard compression reading required for most 2-cycle chainsaw is around 100-110 psi to start. Check the tension 2. This site is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. If the rails are shallow, you need to replace them. check the cylinder & piston for carbon build-up, how much compression Does the chainsaw Engine need, How To Reset Echo 58-Volt Battery Charger. Lift the bars nose and tighten the nuts on the sidebar to secure the sidebar and guide bar in place. It may not display this or other websites correctly. Sometimes, this might be triggered by another problem that is impacting your system. Generally the minimum is 110 lbs. A chainsaw engine generates this compression through the explosion of the fuel in the combustion chamber and the movement of the crankcase. Also try removing the spark plug and see how pull starter works, just trying to see if it could be binding in the recoil/starter assy or not. Don't put water into the 2 stroke. Press J to jump to the feed. Have had it into dealer and nothing wrong with it and dealer said that from time to time they see saws come in with nothing wrong with them but have increased compression. It's from not pulling hard enough. Stihl 064 | Outdoor Power Equipment Forum When starting, slowly pull the rope to where it pulls hard before starting your actual starting pull. $799.99 CHOOSE AN OPTION Deliver From Store e.g., 123 Your Street, Virginia Beach, VA 12345 Add to Cart Order Online - Pick Up In Store Currently Shopping At: JC Licht Ace Hardware-Bridgeport (773) 523-8888 Change My dealer Features STIHL M-Tronic A drastic and frankly silly thing to do though . MS250 compression | Outdoor Power Equipment Forum If it does maybe it is plugged. I think that's what happened, although I didn't think such a small amount could do it. Try it, it may just do the trick! Now it has sat since the last use and I went to start it and it turned over maybe three times and the compression . The Housing is the outer cover of the starter, and if it is damaged, your chainsaw suffers stiffness during a pull. Fine adjust everything and both saws start Normal now. $49.99. If this does not fix the issue, it may be necessary to replace the whole starting rope system with another one. The choke should be closed during a cold start to limit the air and increase the fuel in the engine to keep it running while it warms up. We have explained the most effective way to unflood a chainsaw engine below. Pull the rope until it starts. If your chainsaws cylinder and piston have a lot of carbon build-up, it can cause the chainsaw to have high compression. You can check the compression by pulling the spark plug out and holding it in your hand. I think you'll like it. MS 201 T C-M | Top Handle Chainsaw | STIHL USA Compression gauges are not always accurate and different engines will provide different results. Trade Marks and Trade Names contained and used in this Website are those of others, and are used in this Website in a descriptive sense to refer to the products of others. Does the saw have a compression release? We describe all the possible issues and also suggest the solutions to fix them too. Not sure it would accomplish anything on a 2-stroke chain saw engine. This may sometimes jam your chainsaws rings, causing it to become inoperable. The excess gas can be cleared simply by removing the plug and operating the starter a few times. However, if I push downward on the trigger button, it slows down to. Try blowing the crankcase out with air. If the chainsaw is too much compression, it may be difficult to start. "@id": "https://www.yesterdaystractors.com/" Soaking in water will do nothing but rust things up . As the starter, spring plays a vital role in running starter assembly smoothly. The engine must be up to operating temperature, spray a light stream of water into the engine carb air inlet and the cold water shocks the hot carbon and the carbon flakes off and blows out the exhaust pipe. Don't know what to do at this point. Wear rubber gloves and hold the rubber plug and spark plug about 1-2cm from the metal surface of the engine unit. I used to have a Homelite that would do that if I left gas in it. Now, the gauge might come in a number of size variations, so you need to use an adapter to make a perfect seal between the gauge and the chainsaw. Pull trigger and set full choke. Have had it into dealer and nothing wrong with it and dealer said that from time to time they see saws come in with nothing wrong with them but have increased compression. I would suspect the timing is too early. "name": "Yesterday's Tractor Co.", "text": "My chainsaw has gotten very hard to pull the rope. Locate the spark plug from the top of the engine underneath the chain brake handle. The other cause of your chainsaws high compression could be the stuck ignition rope. 3 9 9 comments Best Add a Comment Revolutionary-Act469 2 yr. ago Doesn't pull at all or just hard to pull. "interactionStatistic": { Finally the fuel will be converted into energy. The other reason might be the use of the wrong type of oil for the climate. Remove the air filter cover and then slide off the rubber spark plug connector from the spark plug. The engine must be up to operating temperature, spray a light stream of water into the engine carb air inlet and the cold water shocks the hot carbon and the carbon flakes off and blows out the exhaust pipe. water will not dissolve carbon; it is far too hard to be effected. My one and only MS250 was a kicker to start it but that was the only problem. I love to write about chainsaw for homeowners and professionals. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright . If it does maybe it is plugged. The Stihl chainsaw uses a four-position lever ignition system called the master control lever. Modern View Forum powered by phpBB 2001, 2005 phpBB Group. If the chainsaw is too little compression, it may start easily but will not run smoothly. If your saw doesn't have a compression release since like you say its not a pro, then the two things I would check is either the go through recoil assembley with a fine tooth comb. None of these trademark holders are affiliated with Yesterday's Tractor Co., our products, or our website nor are we sponsored by them. "@type": "Organization", No it wouldn't go straight to crankcase because you would spray a light mist through air intake with hot engine and let it run for a while, (quoted from post at 00:57:42 08/18/17) My chainsaw has gotten very hard to pull the rope. A lot of variables might contribute to excessive compression while using a chainsaw. The Pulley compartment plays a massive role in retracting the ignition rope. That would have to be some puddle of oil for a MS250 to have a "bar oil leaking in and causing high compression problems" What kind of Stihl oil regular or synthitc, had an 025 years ago that was a real knuckel buster never checked compression but was using regular Stihl oil. Are you sure the starter rope isn't a little too short? If it is too damaged, you should replace it. Pull the starter rope until you hear the first sign of it firing with a small burp. Other than that, you should also use the correct spark plugs for your chainsaw. The chainsaw motor engine capacity can range from 30CC and 50CC to 150 CC. Find the low speed, high speed, and idle speed screws near the carburetor, start the engine and allow it to warm up.
