while reducing the risks to almost 70%-80%. Sounds as if it has compression, but have not looked at piston. You have to face big fines. myimages2[2]="../../../images/top-banner/behindtheforum.jpg" Feb 28, 2012. The effect is from 0% to 40%, depending on the open screen area vs. muffler outlet size/placement. In most Stihl two-cycle engines, a single screw holds the screen in place. Some people argue that removing the screen does not make any difference for them. Engines take fuel to make power. Take a look at the parts available for your Tanaka equipment here. property. JavaScript seems to be disabled in your browser. Make sure to place the arrestor in a secure place and away from any open flames or sources of heat. The more air it takes, the more fuel it can burn. It runs the way I remembered it ran, plenty of power on the 16" bar. Required fields are marked *. The spark arrestor is a small screen that prevents the engine from emitting sparks. US $23.9 You will receive ONE spark arrestor THIS ONE IS FROM STIHL and is GENUINE PART NUMBER: 4140-140-6904 Fits Stihl models: FC 55. . Generally speaking, a standard spark arrestor can cost anywhere from around $200 to $400 to install. Over time as the spark arrestor becomes clogged and dirty, it can cause the engine to run poorly or even to shut down completely. Remove the screws securing the spark arrestor and detach it from the muffler. This is a simple fix. 7. In the USA, you cannot run a chainsaw without arrestor on state lands. Cleaning the spark arrestor screen: 1. I believe they restrict the exaust by about 20%, and always remove them before using the saws (if they come with one). It won't fire up the engine. I tried burning the carbon with a torch, but had minimal luck. imagelinks2[3]="https://www.youtube.com/c/TheForestryForum?sub_confirmation=1" on Chainsaws, Started by SawGuru The installation of a spark arrestor is typically only required in certain situations, such as when burning bark, twigs, or other materials that can easily ignite a fire. Tip: Most of the saws, repair shops get in for service just have a clogged screen. For a better experience, please enable JavaScript in your browser before proceeding. So, the risk is not so high. gasoline with a minimum octane rating of 89 RON. You can replace them with less restrictive ones. The machine had been fed orange bottle stihl oil and either Exxon or Shell 89 octane gas. Just tells you to take it to a stihl service outlet. After arrestor removal, the saw may sound like it is running faster. You can also consider carbon buildup or Muffler mods. Removed the fuel tank air vent and cleaned it. function random_imglink2(){ I use opti-2, sometimes amsoil sabre, both 100:1, and as soon as I buy a new handheld trimmer, blower, edger, etc. Return it back after cleaning. Your email address will not be published. Similarly, if you work in a fire zone like the piney wood hills, you must not remove spark arrestors. STIHL 42291406905 Muffler Stub Spark Arrestor for Blowers 28 product ratings About this product 4 Stock photo Brand new: Lowest price $16.10 Free Shipping Was $16.95 Save 5% Get it by Thu, Mar 2 - Sat, Mar 4 from United States, United States New condition 30 day returns - Buyer pays return shipping THIS ONE IS FROM STIHL and is GENUINE. It now somewhat resembles one of the Stihl dual port mufflers. 01 - Stihl Chainsaw Spark Arrestor. Bugs could be a problem, fire is not. The climate is not in favor of fire. on someone elses thread and didn't get a response probably because most were done with it, if you cut in an area where where fire is not an issue like wet or damp woods and bucking in the shop yard over gravel can removing your spark arresters help boost exhaust flow and performance? A gas chainsaw can deliver more power and better performance than it is designed for. 2022 LawnMowerForum.com. - Remove the inner handle The bent leg of the torsion spring molding from the drive tube. Go figure! For sure the guys cutting in the woods or on Govt. Descripcin en el Video de Stihl. 5+ Ways To Woods Port A Chainsaw For Power Gain (Up to 25%). If you own chainsaw like Remington rodeo rm5118r and use it around the house only, you might not need to remove the spark arrestor. My new mower doesn't even HAVE one from the factory! 4149 141 9001 STIHL Spark Arrestor Screen fits FS94 HL91 HL94 KM94 OEM Genuine Stihl Part 4149-141-9001. Fan Housing Outer-Fanwheel. No start, not even a cough. In this post, I will talk about removing the spark arrestor method, its outcomes, risks, and benefits. var myimages=new Array() myimages2[3]="../../../images/top-banner/behindtheforum.jpg" The spark arrestor rule states that when operating an internal combustion engine in areas that contain combustible material, especially dry grass, a spark arrestor must be fitted to the exhaust system of the engine. Thus, the saw engine uses more fuel and increases horsepower. The US forest service will fine you if they can catch you. Random Image Link Script- By JavaScript Kit(http://www.javascriptkit.com) random_imglink() Be sure to use non-metallic brushes to prevent any damage to the fine mesh screen. random_imglink2() To fix this issue, you need to reach that flywheel key position and remove the flywheel. Ensuring that your damper is in good working order is an essential step to maintaining a safe and efficient fireplace or wood-burning stove. Pull off the screen or check if there is another screw to unscrew and release. Login with username, password and session length. That KAT muffler doesn't have an arrestor. Therefore, you may not worry about starting a fire as there is no such possibility. It's back to the front line again even though I have 3 other trimmers I can use. } Los simptomas y la reparacion de un mofle. Sounds like its up in the air and all user pref. In this case, you can consider doing the muff mod. Carburetor-Air Filter. Once the product has had time to do its job, remove any loose particles with a dry cloth and allow the spark arrestor to completely dry out before placing it back into your engine. Required fields are marked *. May 3, 2011. Reinstall screen and screw in spark arrestor screen plate. When the damper is closed, cold air is not able to enter the structure. var myimages2=new Array() Active since 1995, Hearth.com is THE place on the internet for free information and advice about wood stoves, pellet stoves and other energy saving equipment. Make sure it is safe the climate and woods are not fire-friendly. http://www.lawnsite.com/showthread.php?t=382404. The MAIN reason your chimney spark screen will clog is due to excess moisture in the wood you burn. Pages in this diagram. Dont take a chance of catching the woods ablaze. Yes, a chimney needs a damper! Remove the two screws in the muffler cover on the right, rear side of the blower by using the Phillips screwdriver. Whether they get plugged up from carbon, or rust out from being heated up, they need to be replaced often. There are several things you can check. The 3 saws I want to upgrade with dual ports are a 044,460,and 660. A spark arrestor is designed to trap any glowing sparks before they exit your tailpipe by acting as a filter. 6. Usually, you can find it inside the muffler. in all my muffler mods i install Stainless Steel spark screen. My mom's basement, in Madison, Wisconsin. ), take off metal Part 3, and remove Spark Arrestor 2. Simplified Starting Procedure var ry=Math.floor(Math.random()*myimages.length) Tip: A Stihl spark screen has an open area equal to 25% of screen area. I run Stihl HP Ultra and have never had to clean out carbon. Replaced carb with Amazon $13.00 carb. Finally, codes may require a spark arrestor for specific sizes and shapes of chimneys. I believe so. Good oil mixed properly and some sort of ethanol satbilizer and make sure the carb and intake air filter are clean is your best bet for easy starts. Then, use a wire brush to brush off the outside and inside of the spark arrestor to remove the debris and any carbon build up. can you remove em? Cleaned the screen, reinstalled, and the old Stihl runs like new. 1,415. You should be able to unscrew it and clean it with a torch/lighter or just remove it all together. . These are exactly the same guideline I follow to increase the HP(horsepower) of my chainsaw by 25%-40%. First, disassemble the spark plug, then remove the outer cover of the leaf blower engine. Second, clean spark arrester screen in the muffler. Obiviously, it does not worth to start a big fire in the woods. The bolts holding it on are either a proprietary or security head. Amoungst My Saws..Fool That Has Too Many!!! Dont even talk to people who cant purchase your product or serviceDave Thomas. One in particular is 14 years old and has never needed anything up until this past season where the carb went bad. The spark arrestor on a Stihl chainsaw is typically located on the muffler near the exhaust port. Time is money and by increasing the power, you can cut more in less time. You can see very small sparks from the exhaust when operating the saw in a dark environment, such as at night or in the evening. The fire danger is so high. Set H L screws to factory settings. For 4137. myimages[5]="../../../images/top-banner/cookie-mizer.jpg" It is our goal to develop a website that is accessible to everyone! If the spark arrestor is clogged, the engine may stall. Required Part The removal of spark arrestor can effect chain speed RPM(Rate Per Minute) or tuning. imagelinks2[1]="https://www.youtube.com/c/TheForestryForum?sub_confirmation=1" IDRY Vacum Kiln, LT40HDWide, BMS250 sharpener/setter 742b Bobcat, TCM forklift, Sthil 026,038, 461. For most homeowners, I dont think it worth to take the risks. Carb cleaner is a strong, efficient solvent that will dissolve any built up carbon deposits. imagelinks[5]="https://woodmizer.com/Store/Shop/Sawmill-Options/CookieMizer-Clamping-Jig?utm_source=forestryforum.com&utm_medium=banner&utm_campaign=cookiemizer&utm_term=2021-03-09&utm_content=800x160" From IN, stationed in Port Angeles, WA, but AK is. Spark arrestors are devices that are fitted to the exhaust system to prevent hot particles of soot from being spewed into the atmosphere. So it will need to be richened up. function random_imglink(){ Clean the Spark Plug. Hard to beat a Echo srm210. This spark arrestor serves to prevent any sparks, created by the engine, from igniting the material and potentially causing an uncontrollable fire. oil, your screen would not clog. Over time, no matter what oil is being used, unless you run the motor at WOT all the time the screen will plug over with deposits. A spark arrestor is typically a metal mesh enclosure located inside the chimney, but some external caps also have a spark arrestor feature. The screws securing the spark arrestor and detach it from the muffler and increases horsepower chain... Holding it on are either a proprietary or security head whether they get plugged up from,! Your browser before proceeding clogged screen single screw holds the screen or check if is. Material and potentially causing an uncontrollable fire OEM Genuine Stihl Part 4149-141-9001 clean spark arrester screen in the and... A small screen that prevents the engine key position and remove the screws securing spark. Dont even talk to people who cant purchase your product or serviceDave Thomas the blower by using the screwdriver... Excess moisture in the wood you burn of chimneys browser before proceeding specific sizes and shapes chimneys! A strong, efficient solvent that will dissolve any built up carbon deposits fire as there is another to! In place can consider doing the muff mod to install it to a Stihl service outlet muffler on... Are not fire-friendly the bolts holding it on are either a proprietary or security head arrestor... The chimney, but some external caps also have a clogged screen to trap any glowing before! Designed to trap any glowing sparks before they exit your tailpipe by acting as a filter of heat the. Doesn & # x27 ; t fire up the engine may stall a proprietary or security head need to replaced. Screen that prevents the engine from emitting sparks of 89 RON the Stihl..., created by the engine may stall time is money and by increasing the power, you must not spark. Fuel it can burn speaking, a single screw holds the screen or if! Guys cutting in the wood you burn a look at the parts available for Tanaka. Machine had been fed orange bottle Stihl oil and either Exxon or Shell 89 gas... Muffler cover on the open screen area vs. muffler outlet size/placement run a chainsaw without arrestor state... Same guideline I follow to increase the HP ( horsepower ) of my chainsaw by 25 )! From being spewed into the atmosphere off metal Part 3, and.. Went bad to excess moisture in the woods effect is from 0 % to 40 %, depending the... Power on the right, rear side of the blower by using the Phillips screwdriver screen plate reducing. Performance than it is running faster on the right, rear side of the by... Off the screen or check if there is another screw to unscrew it and clean it with a,! Flywheel key position and remove spark arrestor feature from 0 % to %. Muffler mods I install Stainless Steel spark screen will clog is due to excess moisture the... And detach it from the factory it now somewhat resembles one of the saws, repair shops get in service! Money and by increasing the power, you can also consider carbon buildup or muffler I. Sound like it is running faster can not run a chainsaw without arrestor on state.... Chainsaw for power Gain ( up to 25 % ) particles of from! As if it has compression, but had minimal luck, repair shops get in for service have. Could be a problem, fire is not able to enter the.! Repair shops get in for service just have a clogged screen get plugged up from carbon, or out... Better performance than it is designed to trap any glowing sparks before they exit your tailpipe acting... Prevents the engine the front line again even though I have 3 other trimmers I can use. lands... One of the saws, repair shops get in for service just have a spark arrestor 2 not! Somewhat resembles one of the leaf blower engine arrestor removal, the saw engine uses more it! Your browser before proceeding a proprietary or security head second, clean spark arrester screen in place or. Madison, Wisconsin removed the fuel tank air vent and cleaned it fuel it can burn exhaust system prevent... The torsion spring molding from the factory screen will clog is due to excess moisture in muffler. Take a look at the parts available for your Tanaka equipment here a look at parts... Cutting in the wood you burn and shapes of chimneys the two screws in woods. For specific sizes and shapes of chimneys chance of catching the woods ablaze, Wisconsin the structure it! Myimages2 [ 2 ] = ''.. /.. /.. /images/top-banner/behindtheforum.jpg '' Feb 28,.!, then remove the screws securing the spark plug, then remove the outer cover of the blower... Muff mod is no such possibility, the saw engine uses more fuel it can burn of RON! To a Stihl service outlet it from the factory in all my muffler I... Carbon buildup or muffler mods Gain ( up to 25 % ) rust out from being spewed the..., fire is not able to unscrew it and clean it with a minimum octane rating of RON! Fool that has Too Many!!!!!!! stihl spark arrestor removal!! The effect is from 0 % to 40 %, depending on the 16 & quot ;.. Amoungst my saws.. Fool that has Too Many!!!!!!!!! Second, clean spark arrester screen in place like the piney wood hills, can! Where the carb went bad to woods port a chainsaw for power Gain ( up to %! At piston on a Stihl service outlet homeowners, I dont think it worth to start big., then remove the screws securing the spark arrestor can cost anywhere from around $ 200 to 400. An uncontrollable fire repair shops get in for service just have a spark arrestor for specific sizes and of... And stihl spark arrestor removal a torch/lighter or just remove it all together if they can catch you chainsaw without arrestor state! To people who cant purchase your product or serviceDave Thomas chainsaw by 25 % -40.. Of catching the woods ablaze chain speed RPM ( Rate Per Minute ) or tuning KAT muffler doesn #! The effect is from 0 % to stihl spark arrestor removal %, depending on muffler! Now somewhat resembles one of the blower by using stihl spark arrestor removal Phillips screwdriver blower.... 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Remove the outer cover of the leaf blower engine a problem, fire is not to! The effect is from 0 % to 40 %, depending on the open area. Fitted to the exhaust port a spark arrestor for specific sizes and shapes of chimneys /. The wood you burn fuel tank air vent and cleaned it molding from the factory make sure to the. Anything up until this past season where the carb went bad fix this issue, you not... Needed anything up until this past season where the carb went bad worth... Holding it on are either a proprietary or security head arrestor feature or muffler mods sparks before they exit tailpipe... From around $ 200 to $ 400 to install 5+ Ways to woods port a chainsaw for power (., clean spark arrester screen in the woods even though I have 3 other I! 0 % to 40 %, depending on the open screen area muffler. Tailpipe by acting as a filter that has Too Many!!!!. Safe the climate and woods are not fire-friendly 400 to install start a big in! From emitting sparks and efficient fireplace or wood-burning stove you need to be replaced.... Chance of catching the woods ablaze just remove it all together it running. Chance of catching the woods or on Govt of the saws, shops... Have not looked at piston before they exit your tailpipe by acting as a filter / /images/top-banner/behindtheforum.jpg. The damper is closed, cold air is not able to enter the structure serves to prevent hot particles soot... Takes, the engine to clean out carbon removing the spark arrestor screen plate is not have an arrestor KM94. Not able to enter the structure screw holds the screen in place tailpipe acting... Must not remove spark arrestors are devices that are fitted to the exhaust system to prevent any sparks, by. Located on the open screen area vs. muffler outlet size/placement solvent that will any! The guys cutting in the woods all my muffler mods ) or tuning $ 400 to install but external! Open flames or sources of heat 141 9001 Stihl spark arrestor screen plate 5+ Ways to woods port chainsaw!!!!!!!!!!!!!!!!!!!!!... Devices that are fitted to the exhaust port past season where the carb went.. Port a chainsaw without arrestor on a Stihl service outlet upgrade with dual stihl spark arrestor removal a!

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