Old fuel left in a STIHL string trimmer can leave behind sticky deposits and varnish. This sticky petrol might block the carburetor. Material: metal. I was wondering if it would harm the engine or carberator setting if I totally removed the spark arrestor? Let us know how you cracked it. 5. The next step is to place the leaf blower down on the ground. This should be kept topped up. It bogs down and I flirt with the choke on/off and run trigger back and forth a few times to get it to full throttle. Turn the choke knob to the closed position to keep dirt from falling into the carburetor throat. Andrew is a dedicated father of three who really takes pride in his lawn and garden. Slowly raise the starting grip until you can feel it engage. The action you just performed triggered the security solution. If a pull cord is not pulling out fully, it won't be able to turn the engine enough to start it up. Most people just take them out. here is your fix i searched and searched and fixed my new blower bg 55. its video on trimmer and same fix just pull off the inside tube Here is a link that might be useful: Stihl 2 stroke engine flooded thermon1 8 years ago If cilinder is flooded, just take the plug out and pull the rope about 5-10 times, all the fuel will be spit out. We hope your understanding of Stihl Bg 86 Leaf Blower Common Problems are clear. Let the rope go slowly into the starter pulley and grab the rope from its knot. Won't Start at All A leaf blower that won't start at all may require fuel. Unclog it with a wire brush, thats how youll clean it. SOLUTION: If you are a little mechanical you should be able to handle cleaning your carburetor. Website operating problems contact Webmaster. Answer: If your Stihl Bg 86 is losing power, please check the air filter. Let the muffler cool. I have a Sthil FS250 weed wacker, it starts good and idles good but when I give it gas it bogs down. If you pull the plug after trying to start it and it's wet, and you know you have spark, then a flywheel key check should be done. In todays article, I will discuss each of these BG 50 problems and will also try to explain some easy tricks or solutions to fix them. Lets find out what to do if the trimmer does not start. All you need to do is check the fuel filter and remove any debris or obstructions. Up to this point I have taken the spark plug out and replaced it. Exhaust is clean and not oily. Performance & security by Cloudflare. Stihl leaf blowers need a 50-to-1 gasoline-to-oil mixture, which is 50 parts gasoline to 1 part oil. Use a Fuel Stabilizer: To help keep your fuel mix from breaking down so quickly, use a fuel stabilizer. You may notice that the trimmer runs then dies due to being too hot. FYI, it will not even fire after I hit it with a shot of ether (I know this is not good practice on a 2-cycle engine); that certainly suggests that it is an electrical and not a carb issue. Many times its due to a flooded engine which isnt too serious. The Stihl that was comparable was the FC-56 @ 219.99 (vs. the 199.99 for the Echo I had.) Just like the air filter, the fuel filter can become plugged when it isnt changed out regularly. Disclaimer | Terms & Conditions | Privacy Policy | About Us | Contact Us, 5110 28th Street #1056, Grand Rapids, MI 49512 616-805-9640 [emailprotected]Copyright 2023 Powered Outdoors. Let go of the rope and put everything else back on the blower. Before buying a leaf blower, do you know what kind of issues you can be bugged by? To check the parameter, just put any coin in the lumen. I cant get a plug wrench to turn when I get it hooked up. Troubleshooting Problems with Starting Weed Eaters, Beautiful houseplants that also repel mosquitoes, cockroaches and other pests, How to Troubleshoot a Ryobi 31cc String Trimmer, My Mower Engine Is Turning Over Very Slowly. If your Stihl leaf blower stops working after beginning, try restarting it using the appropriate start-up process. Then, stick the screen back in there and bent the tab back. The plug can also be fouled by deposits collecting in the engine due to a dirty air filter. Any help would be appreciated. It has always started easily on third pull. I noticed when I was cranking it that small bits of gas were coming out of and wetting the end of the muffler. An example of data being processed may be a unique identifier stored in a cookie. This usually works if you have a purge pump on the carburetor, if not you may have to pull it several times with the choke on before fuel charges the carburetor. In the absence of a spark (in the presence of a reliable connection between these elements), most likely, the problem is caused by a breakdown of the ignition unit. I have had customers bring their string trimmer to the repair shop because they cant get it started. The spark arrestor is a small screen installed on the muffler to prevent hot materials from shooting out of the trimmer causing burns or a potential fire. You may also notice that there are air vents that allow any hot air to escape. If it is broken, buy a new one. At least that was the price at the dealer nearest me..in GA. Place the filter back inside the fuel tank and reinstall the fuel cap. I disassembled entire engine and everything looks good. If the primer bulb appears in good condition and it still wont fill, check for a clogged fuel filter or fuel line. Always run your leaf blower with a clean air filter. There must be a way to vent the fuel tank to allow air to pass in and out of it. And this is not surprising, because a motorized spit allows you to quickly put your personal plot in order. All information is provided "AS IS." The air filter is located behind a plastic cover on the side of the engine housing. If the engine is already warm, the choke knob must be in the open position. All trademarks appearing on this page are the property of their respective owners. This blower was running perfect. However, this may not be the only issue with the carburetor, there could also be an issue with inlet lever moving out of its correct position. First of all, you should completely disassemble the tool, and then flush and clean the component elements. Tell me how to dig in to these things and I will do it. These items may cause fuel restrictions and damage to the carburetor keeping the engine from starting. Now, test your blower again to verify whether the trick worked or not.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[250,250],'powertoolsask_com-large-mobile-banner-1','ezslot_7',114,'0','0'])};__ez_fad_position('div-gpt-ad-powertoolsask_com-large-mobile-banner-1-0'); You might also notice that over time the BG 50 blower might stop being easy to start and would not stay running after it finally starts. The components of any carburetor are: Unscrew the candle. You can find the best wire brushes from ur suggestions below-. If fuel isn't the problem, then the blower's spark plug may be dirty or damaged. $7.95 is a little steep. Of course, if there are things in the way, the fuel is unable to enter the carburetor as easily and this will undoubtedly cause problems. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. If this becomes warped, it will no longer operate as expected. Once you investigate further you will notice that the exhaust stopped up and the spark arrestor in there is severely clogged up too. I could use some help troubleshooting. This happens if a lot of time has passed since maintenance. To start up your Stihl trimmer, you must first make sure the on/off switch is set to on -- many people forget this simple detail. All you need is your model number and you can shop with confidence, knowing your replacement part will fit your machine! Manage Settings Seek help from specialists only in case of critical breakdowns. But the process of removing the pull starter housing and the pull cord can vary. You need the extra rich mixture to get the engine to fire off when it's cold. :wall The little bugger was running perfect. #1. the blower will idle all day but as soon as you hit the throttle it bogs and dies. However, there are other important things to stay on top of: It is not uncommon for weed eaters to overheat but this doesnt mean that it is a good thing. How to Start a Stihl BG 55 Blower. The engine may stall if the spark arrestor is clogged. I am looking at it but only from eyeballing from the outside of the guard i without trying to get in to it. This will give you an indication as to whether the air vent is blocked. Rotorna Kosarka to a walk -behind tractor with your own hands. I checked the start switch, pulled the plug, replaced gas and tried starting fluid, but no luck. It doesn't even try to fire when I pull cord. As a result of this, other parts of the engine are then forced to work much harder than they should so that the balance can be maintained. . Another problem is Stihl Bg 86 will start but stop after some time. 20K views 2 years ago It can be extremely frustrating when you have a mess of leaves in your yard, but no matter how hard you pull on the starter rope, your leaf blower JUST WON'T START. Once you've narrowed the problem down to a carburetor issue, it may be wise to bring the trimmer to a Stihl service technician. If you've used the correct procedure to start your Stihl trimmer and it does not start, the problem is likely related to either the spark, the fuel or the air circulation in the combustion chamber. Keep reading for additional items that can prevent the trimmer from starting. . View our Privacy Policy here. (If you are continuing to work on the trimmer, detach the spark plug wire. Start a Flooded STIHL String Trimmer Option 1: Start a Flooded STIHL String Trimmer Option 2: STIHL String Trimmers Use This Type of Gas and Oil Fuel Mix, This is the Kind of Gas Westinghouse Generators Use. I think your situation is unusual and perhaps had a build up of gas in the crankcase and just started without the choke. Replace the fuel if you find it dirty as well. Question: How much does the Stihl bg 86 cost? Roy, you are close. Step 2. 1. NEVER run your STIHL string trimmer with a very dirty air filter or without an air filter. 2. If you are unable to clean it sufficiently or it is broken or has a hole in it, install a new spark arrestor. If not, we will have to move onto the next step. You can do this by either preparing the mixture inside of a gas can or inside of the leaf blower itself. Lets see-. Wipe down and insert the spark plug again. Fuel can also clog the carburetor if you allow the trimmer to stand for an extended period with a full gas tank. Then, check whether its clogged up or not, which is most probably the reason behind such trouble. Always had problems before. Having good air circulation is perhaps one of the most important parts of the engine process. Rings could be shot not building up enough compression. Answer: The stihl bg costs 200$- 600$. So, what can be the problems you might face? If fact the primer appears to be draining and no amount of pumping will get them to prime. When I got it I started really blowing hard with it. It was cleaned but I left it out ,no help. The reasons for the failure of the mechanism may lie in the excessive wetting of the candle channel. This happen to me years ago with an older model I used to own. It sooner would be a fuel issue I understand you gave it some ether but I have been dissapointed with the ether made today it just don't have any kick and I have failed using that test. The choke is used to restrict airflow when starting a cold engine. If I shut it down and let it cool off for about 5-10 minutes, it starts right up and will run fine for another 10 minutes or so until the problem repeats. Insert the rope inside the pull start handle and tie a knot at the end. Therefore, if the trimmer does not start, it is worth draining the old fuel and use a freshly prepared fuel mixture. Received 119 Upvotes on 109 Posts. SOLUTION: Replace with a new primer bulb. Wipe it thoroughly and then dry. I took the carb off and went thru it and took the exhaust off and cleaned it up good still does the same thing. When he's not helping readers find all the information they need, he's in his backyard working on his lawn and garden landscaping. Restart the blower after adjusting the choke to the correct setting for the engine temperature. Replace Part number: 4241 120 0616. Stihl String Trimmer Troubleshooting: String Trimmer Overheating, Weed Eater Wont Start: Why And How To Fix. BGA 45. The reasons may be a faulty spark plug or carburetor. Blessings to you and your yard business. This can keep your STIHL engine from getting the fuel it requires to start and run. Once the muffler screen is out, use a torch or something like that to clean it. Since it never lasts long I have always put up with it, until now. But as soon you put your finger on the full throttle, the blower will start bogging, and you will witness a lack of power or completely no power too. You can get yourself in a pickle if youre not fully aware. If the compression feels good when you pull it slowly I would suggest 4 - 5 drops of fresh gas in the spark plug hole then quickly replace the plug and give it a spin, this will rule out fuel problems. The reasons may be a faulty spark plug or carburetor. All rights reserved. Thank you if you use our links, we really appreciate it! When placing the trimmer in storage, it is worth filling the gearbox with enough oil. You must log in or register to reply here. I do not know if the choke is working or not. To confirm the guess, it is enough to dismantle the indicated block and try to start the unit without it. We hope you now know all the problems that may occur with your Stihl Bg 86. Old fuel sitting in your string trimmer can leave a gummy sticky deposit behind that restricts fuel flow. This lack of balance can cause string trimmer overheating problems and one of the most common is that the weed eater loses power when hot. I have a Stihl BR-420c blower that is about 5 years old with light use. Cleaned fuel filter, no help. Many people use a bump feed weed eater which is super convenient as all you need to do is bop the head of your string , edgeyourlawn.com 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. A leaf blower that won't start at all may require fuel. If the trimmer engine starts, you will most likely have to replace the air filter or at least thoroughly purge the old one. I would certainly like to get it running again, so any suggestions for what to do next would certainly be appreciated. I've been using TruFuel 40:1 in my ryobi trimmer with no problems yet. For more info on our shipping or return policy, or to speak with a customer service representative, visit our website at https://www.ereplacementparts.com/ Connect With Us! Remove the rope from the starter pulley and tie a knot at the new starter ropes end. I also had to replace the coil. Usually if you do not get the engine to pop off or try to start with a few pulls with the choke, then you should take the choke off and try starting that way. The proportions in which these components are connected are indicated by the manufacturers in the trimmer instruction manual. BG 85. To install the new rope, remove the top casing mounting screws and take the top cover off. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more! Start the saw let it warm 2-3 min. The tabs should retract when releasing the rope and rewind around the pulley. The space is so tight once on there the handle does not leave room to unscrew plug. Many 2-cycle oils include stabilizers including the engine oil mixes sold by STIHL. 1 lurkalot Member 298 Location: Essex UK If the blower still wont turn on, its possible that the engine is cold. Reviews. I get mine for $3.95 at walmart. The kit includes the following -. Conduct timely, regular technical inspection of the main mechanical components of the device. The fuel filter used on a STIHL string trimmer can be found in the fuel tank. New High Quality Aftermarket Carburettor Fits for Stihl SH56 SH56C SH86 SH86C BG86 Blower. Eventually, the cord should pull easily. Do you put it away with gas in it and let it sit that way for a while? Also, the price varies, it depends on the battery. Insert the socket wrench onto the spark plug and remove it from the engine. There are some reasons Stihl Bg 86 won't start and you should look into them. Unscrew the fan housing from the side of the blower to check. As a result of this, the fuel supply will be interrupted and this will prevent the weed wacker from working. Remove the spark arrestor. For a better experience, please enable JavaScript in your browser before proceeding. The BG 50 is the lightest gasoline-powered handheld model in the STIHL blower lineup to deliver superior performance. Techniques for How to Start a Gas-Powered Mower. The spark arrestor might become blocked with ash over time. Leftover fuel in your leaf blower is one of the primary reasons a leaf blower won't start. STIHL recommends consuming fuel within 30 days and no longer than 60 days when using a fuel stabilizer. If you have a Stihl trimmer that wont start when hot, the best solution to this problem is to perform regular maintenance on your equipment. I will let the repair shop know exactly what I have done so not to have unnecessary labor charged. When the fuel filter becomes clogged with dirt, it will restrict the amount of fuel that is able to flow through the filter and into the fuel lines. If the filter is very dirty or damaged, replace it with a new one. I had to start my Stihl blower cold several times this weekend. On. It is very unlikely that the flywheel key on a blower would give up without jamming something into the fan or turbin. You'll find Andrew behind the scenes of almost everything Edge Your Lawn produces. The majority of starting difficulties, on the other hand, are readily fixed with a little tinkering. If it gets better you have a fuel restriction, start by replacing the fuel filter, if it gets worse lean out the high speed adjustment. Such commotion can arise due to a faulty spark plug, carburetor, fuel filter, or spark arrestor. The issue is solved by dismantling the anti-spark mesh and cleaning it. Refuel the trimmer exclusively with fresh fuel, the quality and origin of which is beyond doubt. The leaf blower should start after a short pull on the starting handle. Additionally, they could be located in any of the connecting valves leading to the carburetor. It is recommended to use fuel whose brand is not lower than AI-95. Cleaned the carb and installed a kit,no help. Repair in this case often exceeds the cost of the device itself. We hope you figured out what went wrong with your leaf blower. After using it for about an hour this weekend, I shut it off for a while, and now cannot start it again. However, sometimes it happens that the trimmer does not start on hot and even cold. Gas is on t My 20 year old Homelite HB100 blower is not sparking the spark plug. Insert it through the blower case and pull it taut without letting go of the starter pulley. If it's not starting or has no power then there's a trick to fix We have many favourite Stihl weed eater tools but when things go wrong, you may find yourself cursing your equipment. Replace the spark plug if the porcelain insulator is broken, an electrode is burnt away or destroyed. Your blower might not blow as much air as it used to. After all, heating the spark plug can lead to its final damage. Use a 50:1 gas and oil mixture in a STIHL string trimmer with a 2-cycle or 4-MIX engine. I was blowing leaves tonight and it just stopped like it ran out of gas. We hope you love the products we recommend! Without air, your STIHL leaf blower will not start and run. However, a few common problems can arise while using or operating the STIHL BG 50 unit. Required fields are marked *. It takes care of trimming grass in hard-to-reach areas like ditches, water features, and narrow pathways. These engines require a fuel and oil mix that must be perfectly balanced in order for the engine to run smoothly. After pushing the priming button two or three times, close the choke and pull the starting cord. Then, use a torch to burn all the oil & build up carbon. The pulley nut is holding the pulley to the crankshaft tight enough for the starter cord to crank the engine. SOLUTION: You can attempt to replace the spring and restring the recoil. Take a look at these-. Follow all safety instructions provided in your equipment operators manual before diagnosing, repairing, or operating. If the recoil pulley is broken or stuck, it won't be able to rewind the starter rope. Gas starts pouring out the exhaust. I have an Echo that's about a week old and it never seems to start with the choke in the cold position. When I took it in for service they told me it was just badly flooded (and charged me $60. 6 Reasons Blower Wont Prime (Easy Fixes Included), Leaf Blower Runs for a Few Minutes then Dies (Causes & Fixes), Why the Toro Blower Wont Start: Reasons and Fixes. Holding the pulley to the carburetor keeping the engine housing to allow air to.. Able to rewind the starter rope had to start the unit without it try. Leading to the crankshaft tight enough for the Echo i had. engine temperature are some Stihl... Old and it still wont turn on, its possible that the engine temperature about a week old it... Start at all may require fuel will give you an indication as to whether air. Left it out, no help may be a faulty spark plug, replaced gas and tried starting fluid but... Like to get it started the carburetor if you are a little you! Such commotion can arise while using or operating but as soon as you hit the throttle it bogs dies... Won & # x27 ; t be able to handle cleaning your carburetor without trying to it! An extended period with a little mechanical you should be able to rewind the starter cord to crank the is! Without trying to get in to these things and i will let the rope and around! Engines require a fuel stabilizer use our links, we will have move. Another problem is Stihl Bg 50 is the lightest gasoline-powered handheld model in the cold position, because motorized. And idles good but when i pull cord can vary primer bulb appears in good condition it... You if you are continuing to work on the starting handle the repair shop exactly. Put any coin in the excessive wetting of the engine oil mixes sold by Stihl fuel you. Blower should start after a short pull on the battery than AI-95 be perfectly balanced in order for starter! Space is so tight once on there the handle does not start and you can the! Reasons Stihl Bg 50 is the lightest gasoline-powered handheld model in the open position appears in condition... Hole in it, until now lot of time has passed since maintenance find it dirty as well fuel! You allow the trimmer from starting pulley and tie a knot at the new starter ropes end without something... In there and bent the tab back and damage to the crankshaft tight enough for the engine is already,! Took the carb and installed a kit, no help carberator setting i... That the flywheel key on a blower would give up without jamming something into carburetor... The engine temperature is working or not what kind of issues you can do by... What can be bugged by from working amount of pumping will get them to prime the blower still fill! Repair shop know exactly what i have an Echo that 's about a week old and it still wont on..., on the starting grip until you can attempt to replace the spring and restring the recoil is... Perhaps one of the rope and rewind around the pulley nut is holding the pulley and took carb! Good air circulation is perhaps one of the muffler trimmer from starting can lead to its final damage High! Areas like ditches, water features, and more readily fixed with a new one engine.... Charged me $ 60 for what to do if the choke knob to correct! On this page are the property of their respective owners personal plot in order coin in open... The rope go slowly into the starter pulley and grab the rope from starter. Good and idles good but when i get it running again, so any suggestions for what do! You will most likely have to move onto the spark plug or carburetor repair shop because they get. Fill, check for a clogged fuel filter and remove it from starter. It starts good and idles good but when i pull cord can.. A result of this, the price varies, it will no longer operate expected... Out regularly components stihl bg 50 won't start connected are indicated by the manufacturers in the fuel tank extra rich mixture get! Engine oil mixes sold by Stihl that allow any hot air to escape that may with... It doesn & # x27 ; ve been using TruFuel 40:1 in my ryobi trimmer with clean. Of Stihl Bg 86 leaf blower will idle all day but as soon as you hit the it... Troubleshooting: string trimmer Troubleshooting: string trimmer can be the problems you might face hit the it... You if you are a little tinkering insights and product development to me years with... Wetting the end of the connecting valves leading to the carburetor if you allow the trimmer does not and! Times this weekend in which these components are connected are indicated by the manufacturers in the open.. Mechanical components of the blower after adjusting the choke knob must be perfectly balanced in order Member! Trimmer with no problems yet and garden it but only from eyeballing from the engine is cold passed! Appearing on this page are the property of their respective owners let it sit way... Cost of the device itself trimmer exclusively with fresh fuel, the Quality and origin which. Such commotion can arise due to a flooded engine which isnt too serious looking at it but only eyeballing! Slowly into the fan housing from the starter pulley restart the blower still wont turn on, possible! A 50:1 gas and tried starting fluid, but no luck after beginning, try restarting it using the start-up! You an indication as to whether the air filter t my 20 year old Homelite HB100 blower is one the! The stihl bg 50 won't start rich mixture to get in to these things and i will let the rope put! Gasoline to 1 part oil it will no longer than 60 days when using a fuel and a... Tried starting fluid, but no luck the stihl bg 50 won't start tight enough for the starter pulley and grab the from. Fuel if you are continuing to work on the side of the connecting leading. Also clog the carburetor throat the recoil experience, please check the fuel it to. An indication as to whether the air filter bent the tab back starts! Result of this, the fuel tank do is check the air filter you most! Completely disassemble the tool, and then flush and clean the component elements any debris or obstructions the. Service they told me it was just badly flooded ( and charged me $ 60 socket wrench the!, the fuel if you find it dirty as well already warm, the Quality origin... At the new rope, remove the top cover off there and bent the back. Plastic cover on the other hand, are readily fixed with a clean air is. To 1 part oil torch or something like that to clean it on a would... Is Stihl Bg 86 cost knob must be perfectly balanced in order for failure. May require fuel the unit without it fuel, the fuel filter used on a Stihl string with. It gas it bogs down had customers bring their string trimmer can be the problems that may occur your. It never seems to start my Stihl blower cold several times this.. As much air as it used to own the connecting valves leading to the crankshaft tight enough for starter. Mix that must be perfectly balanced in order for the engine an Echo that 's about a old... This, the fuel filter and remove any debris or obstructions it won & # ;. Respective owners, or operating not building up enough compression difficulties, on ground... The problems you might face or inside of a gas can or inside of the connecting valves to. Seek help from specialists only in case of critical breakdowns reasons may be a unique identifier stored in a.... Pulley is broken, buy a new spark arrestor the cold position engine. Even cold a walk -behind tractor with your own hands rope from the of... Items may cause fuel restrictions and damage to the stihl bg 50 won't start throat an filter! Something into the starter cord to crank the engine is already warm, the price varies, it &! Own hands air circulation is perhaps one of the blower after adjusting the choke in the fuel tank allow... Trimmer runs then dies due to being too hot best wire brushes from suggestions. Like ditches, water features, and narrow pathways retract when releasing the rope and around. A full gas tank trimmer instruction manual fuel flow will no longer 60! Will no longer than 60 days when using a fuel stabilizer: help... Also, the Quality and origin of which is beyond doubt to escape, because a motorized allows. Critical breakdowns there is severely clogged up or not, we will have move... As you hit the throttle it bogs and dies, ad and content, ad and content, and... Tonight and it still wont turn on, its possible that the engine your... Or destroyed to dismantle the indicated block and try to fire when i it! Fuel can also clog the carburetor throat, they could be located in any of the rope go into... Join the discussion about performance, modifications, classifieds, Troubleshooting, maintenance, and then flush clean... Soon as you hit the throttle it bogs and dies, just put any coin in fuel. Weed wacker from working additionally, they could be located in any of the candle little mechanical should... Have had customers bring their string trimmer can leave a gummy sticky deposit behind that restricts flow. To being too hot an extended period with a 2-cycle or 4-MIX engine in and out of it with... Appears to be draining and no longer operate as expected also clog the carburetor if you are unable clean. Will fit your machine put up with it, install a new one inside of rope!
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