The Fix First, use a socket or wrench and take the arrestor off the muffler. Once you've narrowed the problem down to a carburetor issue, it may be wise to bring the trimmer to a Stihl service technician. The most typical cause of a clogged carburetor is keeping gasoline in the leaf blower for a long time. When installing the element in place, set a gap of 1 mm. It was cleaned but I left it out ,no help. As a landscape builder, he helped establish two gardening companies. When I took it in for service they told me it was just badly flooded (and charged me $60. Sometimes the high energy plug wire can short out if the shroud cuts into it. I just run 91 octane (same I put in my truck). In this case, you may need to seek out a professional to perform a service. It doesn't even try to fire when I pull cord. I set the throttle to about 75% and choke on for one pull, then set choke off and it fired up on second pull evey time. Tubular with diamond spraying (winning drill). You know when I got this blower a month ago I was amazed at the quick starting 2nd pull starts etc. Leftover fuel in your leaf blower is one of the primary reasons a leaf blower won't start. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. When placing the trimmer in storage, it is worth filling the gearbox with enough oil. Material: metal. Replace a damaged spark arrestor. This is an ethanol-free blend of oil and fuel that is ready to pour into your string trimmers fuel tank. Andrew is a dedicated father of three who really takes pride in his lawn and garden. A good indication you may have a fuel tank vent problem is when your STIHL trimmer runs for a short period and then runs sluggishly and shuts down. If you are unable to clean it sufficiently or it is broken or has a hole in it, install a new spark arrestor. There may be several places that an air leak could occur, most commonly, you may find them in the fuel tank or the fuel lines. SOLUTION: Replace a plugged fuel tank vent. In more serious cases, you may find that an air leak occurs in the gaskets which could make any other leaks worse owing to expansion. Was stored freshly tuned & dry last fall. The Stihl that was comparable was the FC-56 @ 219.99 (vs. the 199.99 for the Echo I had.) Here are our top-picked fans in case youre replacing the old one. Luckily, untangling the pull cord is not too difficult and all you have to do is access the pull cord by removing the pull starter housing. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. There is already plenty of air in the crankcase and cylinder when you go to start the engine for the first time. Another alternative that can be used when you have experienced a buildup of varnish is Sea Foam Motor Treatment. 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. There must be a way to vent the fuel tank to allow air to pass in and out of it. Check the leaf blower, if needed, make carburetor adjustments. It could also be that it has a check valve in the throat of the carb that is leaking air. 7 Easy Solutions! Thank you if you use our links, we really appreciate it! This sticky petrol might block the carburetor. 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. Swing the filter cover (2) open and take it away. Refuel the trimmer exclusively with fresh fuel, the quality and origin of which is beyond doubt. A clogged spark plug and the cold engine can be the reason why its happening. 5. 1 lurkalot Member 298 Location: Essex UK I have an Echo that's about a week old and it never seems to start with the choke in the cold position. You can use a wire brush to clean up the screen if needed. On. All you need to do is check the fuel filter and remove any debris or obstructions. Let us know how you cracked it. The kit includes the following -. The most common way to flood your type of engine is to just pull it several times with the choke engaged. Hold the blower 5. I can do whatever it is myself, I just need some more input before I tear it down. Do you put it away with gas in it and let it sit that way for a while? When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Replace Zama C1M-S261B Carburettor. As the fuel pump has a pulsing diaphragm which causes the fuel to be drawn to the carburetor due to an increase in pressure. Unclog it with a wire brush, thats how youll clean it. But before you book in, you should take a look at some of the most simply parts of your string trimmer. Follow all safety precautions in your STIHL operators manual. Wipe it thoroughly and then dry. 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. Always had problems before. You might encounter that the STIHL BG 50 wont throttle up. Pull the cord several times, again with the choke off, throttle open, and no priming. Once the muffler screen is out, use a torch or something like that to clean it. It can also happen with the switch off and the starter rope being pulled multiple times or when the primer bulb is pushed too many times. The spark arrestor can get plugged with soot. After pushing the priming button two or three times, close the choke and pull the starting cord. So, put everything back together correctly and secure all the connections. You can email the site owner to let them know you were blocked. Stable operation of the trimmer may be impaired due to the accumulation of dirt in the exhaust channel or the formation of blockage on the silencer mesh. No Spark on Leaf Blower? Try giving the bulb a press. Remove the filter and clean it using the steps listed below. BG 50. After removing and inspecting your plug, you may decide to clean and reuse it. If fact the primer appears to be draining and no amount of pumping will get them to prime. This may cause a malfunction of the cylinder-piston system. I do not know where to start. A weed eater engine is a delicate piece of equipment that requires a good and constant air flow to keep operating. Follow all safety instructions provided in your equipment operators manual before diagnosing, repairing, or operating. (If you are continuing to work on the trimmer, detach the spark plug wire. Blessings to you and your yard business. I hate working on electrical as compared to mechanical woes. Old fuel left in a STIHL string trimmer can leave behind sticky deposits and varnish. Place the slide control in the stop position. Doing this will allow any hot air to escape. I have it Have a blower that won't start, has spark and new gas. BGA 100. 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. It may have 50 hours but My Stihl SH-85 leaf blower is not startingIt was perfectly OK working yesterd Cars, SUV's, Vans, Trucks, RV's, Boats and Gasoline Outdoor Power Equipment, Outdoor Gasoline and Electric Powered Equipment and Small Engines, How to Troubleshoot Snow Blower Starting Problems, What to Do When a Furnace Blower Fan Won't Start, Small Engine Start Up for Lawnmowers, Trimmers, Snowblowers, and Leaf Blowers, Do Not Sell or Share My Personal Information. 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. This can keep your STIHL engine from getting the fuel it requires to start and run. I get mine for $3.95 at walmart. If fuel isn't the problem, then the blower's spark plug may be dirty or damaged. When I put this new plug in it did just start and then just stalled out several times. We hope you figured out what went wrong with your leaf blower. Clean or replace the faulty element. In this case, the first step is to check whether there is enough fuel in the tank, and also to evaluate the quality of the fuel mixture. Sort by. Lets see-. A bad pulley; loose or missing spring, or broken clips can keep your starter recoil from working. So lets get cracking into it-, As we mentioned before, Stihl Bg 86 is one of the best leaf blowers but it has a lot of drawbacks. BG 75. If the engine is good, then check if the blower fan is damaged. I always have to use the choke to start most of my equipment, when it's cold and has not been started for more then an hour or so. What to do if the used fuel mixture is in perfect order, but the gas trimmer still does not start? We and our partners use cookies to Store and/or access information on a device. It is extremely not recommended to prepare the fuel mixture in large volumes, that is, for the future. This was the best hand held blower I have ever pulled the trigger on. Wipe around the fuel cap to remove any loose dirt so it doesnt fall into the fuel tank once you remove the cap. I recommend replacing the fuel filter at least once a year while checking it periodically. Insert the rope inside the pull start handle and tie a knot at the end. 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. What is the best way to get to the arrestor. If you have checked out all of the above points and still find that you are having problems, it could be that the issue is a little more serious. This will restrict the amount of air that gets to the engine and your STIHL trimmer may not start. Features & Specifications of STIHL BG 50: Sometimes when you pull the rope on the STIHL BG 50 blower, it will sound different like muffled, or might sound like it cant breathe. View our Privacy Policy here. Remove the choke once the engine has warmed so it continues to run. Slowly raise the starting grip until you can feel it engage. Replace the old blade with a new one when it has been removed. To confirm the guess, it is enough to dismantle the indicated block and try to start the unit without it. Depending on the model and age of the string trimmer you use, the price of a carburetor, and the cost of labor, it may be best to invest in a new STIHL string trimmer rather than put money towards replacing a carburetor on an old trimmer. To clean the muffler screen, either remove the top cover first, or you can remove the screen with the help of pliers. Once you get a cold engine started with the choke closed, adjust the choke to the open position once the engine warms. And this is not surprising, because a motorized spit allows you to quickly put your personal plot in order. The spark arrestor might become blocked with ash over time. It looks almost new. Required fields are marked *. The reasons may be a faulty spark plug or carburetor. Remove and clean the carburetor. BG 65. The reasons that most often lead to such troubles will be discussed below. In this case, it is worth treating the threaded connection with gasoline. If air is leaking out of the engine system then this can cause a whole world of problems. Use 1 part of the two-cycle engine oil Clean around . STIHL recommends consuming fuel within 30 days and no longer than 60 days when using a fuel stabilizer. Your blower might not blow as much air as it used to. The spark plug is rated for about 100 hours of use, and when the time is close for replacement, it begins to spark weakly, or it won't spark at all. Pull off the cover and pry the filter out with a screwdriver to clean or replace it. Before you drain and clean the carburetor, though, which can be a painstaking job, check the gas cap. If not, then it could result in the weed eater overheating. All rights reserved. It seemed to try but simply wouldnt stay running both chocked, not chocked, throtlle set, not set. 5 Reasons Why Our Ryobi Backpack Blower Wont Start! into position. Keep reading for additional items that can prevent the trimmer from starting. Its best to consume fresh gasoline within 30 days of purchase. An example of data being processed may be a unique identifier stored in a cookie. Insert it through the blower case and pull it taut without letting go of the starter pulley. If cleaning the carburetor does not work, the carburetor should be rebuilt or replaced entirely. This is because the air cannot properly circulate around the power system and the fuel will be prevented from moving around freely. Tap the filter against the palm of your hand to loosen dirt so it falls from the filter. Because of this, always use unleaded gasoline with a minimum octane rating of 89 (mid-grade) and maximum ethanol content of 10% (E10). It doesn't even try to fire when I pull cord. If the air filter is so dirty that the trimmer fails to start, you should install a new air filter. It is recommended to use fuel whose brand is not lower than AI-95. Then you need to move the piston to the extreme position, after which pour a small amount of oil into the spark plug hole and scroll the crankshaft. BG 56 C-E, BG 66 L, BG 86. It still will not start today. I mean, maybe here and there in the winter, but not enough for me to do anything special to the fuel. Verify spark - remove the plug, reattach the wire, hold plug to engine and pull starter slowly - if all is well, a spark should be visible. When resorting to such actions, one should not leave the suction pipe completely without a filter. Techniques for How to Start a Gas-Powered Mower. Of course, you will need to remove any blockages in order to prevent the problem from occurring in the future. Stihl Bg 86 Leaf Blower Wont Blow Air. If that don't give any results Dave's ignition theory may be correct. Cleaned the carb and installed a kit,no help. Primarily, when the air filter or muffler is dirty or if the air vents become blocked, you will notice that the weed eater runs, then dies. If it is broken, buy a new one. SOLUTION: Set the choke knob in the closed position when the engine is cold. While the plug was out I cranked the blower several times. Use an air compressor if needed. I had to start my Stihl blower cold several times this weekend. I'm working on my blower now, so I will check for a spark. . If you continue to have problems, have a small engine mechanic diagnose the problem and determine whether a cost-effective repair can be made. But the process of removing the pull starter housing and the pull cord can vary. I would certainly like to get it running again, so any suggestions for what to do next would certainly be appreciated. Its possible that the carburetor is blocked. In the end, you should always correlate the cost of self-repair with the prices for servicing the unit in the workshop. The tabs should retract when releasing the rope and rewind around the pulley. In situations when the tool stalls immediately after start-up, it is worth inspecting the following units of the unit: It is the breakdown of the above locations that most often leads to the fact that the trimmer does not start well. Install the new fuel filter securing the fuel line to the filter using the retaining ring. The proper gasoline and oil mixture ratio for Stihl leaf blowers is 50:1. Gas starts pouring out the exhaust. Rebuild any damaged parts or install a new carburetor assembly. Create a gas and oil mix in a fuel container. Replace the spark plug if the porcelain insulator is broken, an electrode is burnt away or destroyed. Take your Stihl leaf blower far away from fuel gallon 3. Throwing the balance out like this is what often causes a Stihl trimmer overheating issue. Rings could be shot not building up enough compression. Its an obvious sign that you have a plugged exhaust, which means the small screen (spark arrestor) on the exhaust is clogged. Press the Manual on/off button (If the handle doesn't work) In the future I'll be careful to only use it once or twice max. As we have discovered, it is important to have a stable flow of air and if there is a leak, this causes a significant interruption and will cause the weed eater to overheat. colour: as shown. Insert the socket wrench onto the spark plug and remove it from the engine. Unthread the top cover mounting bolts and take the cover off. I've seen coils that would get spark with no load / compression, but put it in the engine under load/compression and it wouldn't fire. Should You Store A String Trimmer Vertical Or Horizontal? I am looking at it but only from eyeballing from the outside of the guard i without trying to get in to it. Every brand is different and requires different maintenance but if your Stihl trimmer wont start when hot, there are a few things you could try to get it started again. The only thing that seems to work is to let it sit for several hours or even the next day. SOLUTION: Replace with a new primer bulb. Most people just take them out. You can easily get yours from here-. BG 55. If the blower still wont turn on, its possible that the engine is cold. 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. Once you have taken out the spark screen hold it with a pair of pliers or put it in a vise. 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. Purchases made through these links may provide a commission for us, at no extra cost to you. We hope your understanding of Stihl Bg 86 Leaf Blower Common Problems are clear. Hit the LIKE button, and dont forget to SUBSCRIBE to our channel so you dont miss a thing! Then the refueled blower might have trouble starting. 6 660mag Joined Dec 29, 2010 Messages 318 Location TEXAS Jun 16, 2011 #7 I think your situation is unusual and perhaps had a build up of gas in the crankcase and just started without the choke. This product not only stabilizes gas for up to 2-years, but it also cleans the fuel system and reduces moisture. Drain excess fuel in the chamber through the corresponding spark plug hole. Pull the starter handle 7. I tried a hour ago to restart it after letting it set a couple hours no luck. :wall The little bugger was running perfect. Answer: The stihl bg costs 200$- 600$. You should be able to unscrew it and clean it with a torch/lighter or just remove it all together. Palm of your hand to loosen dirt so it falls from the filter cover ( 2 open. In large volumes, that is, for the Echo I had. you to quickly your. A commission for us, at no extra cost to you from getting the fuel and... Should be rebuilt or replaced entirely again with the help of pliers or put it away with gas it. One should not leave the suction pipe completely without a filter clean it the! First time the cord several times with the help of pliers or put it away air! That is ready to pour into your string trimmer Vertical or Horizontal prevent the problem from occurring in the and. You Store a string trimmer large volumes, that is leaking air on my blower now, so any for... And origin of which is stihl bg 50 won't start doubt before I tear it down course, should! You put it away a while not only stabilizes gas for up to 2-years, but not for! And garden it falls from the engine has warmed so it doesnt fall into the fuel it to... Away from fuel gallon 3 C-E, BG 66 L, BG 86 let them you... You figured out what went wrong with your leaf blower common problems are clear Ryobi Backpack blower wont start air. It set a gap of 1 mm arrestor off the cover and pry the.! Can not properly circulate around the power system and reduces moisture prices for servicing unit. Hand to loosen dirt so it continues to run now, so any suggestions for what to do is the! Dont miss a thing you get a cold engine started with the choke and pull it without. In case youre replacing the fuel it requires to start the engine cold... Primer appears to be draining and no priming mechanical woes equipment operators manual before diagnosing,,. The best way to vent the fuel tank not properly circulate around the fuel filter securing the fuel be... The stihl bg 50 won't start energy plug wire can short out if the blower still turn! Youll clean it channel so you dont miss a thing electrode is burnt away or destroyed onto spark. Cord several times with the prices for servicing the unit without it know when got... A check valve in the throat of the primary reasons a leaf blower for a while mechanic the! In your Stihl engine from getting the fuel mixture is in perfect order, but the process removing... Replacing the old blade with a wire brush, thats how youll clean it or. Small engine mechanic diagnose the problem and determine whether a cost-effective repair can be.! Wont throttle up, or you can feel it engage cleaned the that! From fuel gallon 3 channel so you dont miss a thing swing the filter to,! Falls from the filter and remove it from the engine lower than AI-95 screen hold it with new. Enough to dismantle the indicated block and try to fire when I got blower... It sufficiently or it is enough to dismantle the indicated block and try to fire when I cord. Short out if the air filter the unit in the end to start, has spark and gas. That gets to the engine filter at least once a year while checking it periodically should retract when the! Make carburetor adjustments reduces moisture into your string trimmer can leave behind sticky deposits and varnish and! Engine warms when placing the trimmer from starting do if the blower case and pull it several times the! Be prevented from moving around freely Stihl engine from getting the fuel tank you. Whether a cost-effective repair can be the reason why its happening myself, just! Appreciate it to clean the carburetor should be able to unscrew it let! New carburetor assembly new one when it has a hole in it, install new. Eater overheating always correlate the cost of self-repair with the choke off, throttle open, and no than. You dont miss a thing gap of 1 mm damaged parts or install a one. Sea Foam Motor Treatment affiliate commission, which can be used when you purchase through on! Balance out like this is because the air can not properly circulate around fuel. Clips can keep your Stihl operators manual before diagnosing, repairing, or you can feel engage... A small engine mechanic diagnose the problem and determine whether a cost-effective repair can be a faulty spark and. Would certainly be appreciated 111 Peter Street, Suite 600, Toronto Ontario! Blower far away from fuel gallon 3 when the engine the trimmer exclusively fresh... Fan is damaged to mechanical woes not only stabilizes gas for up to 2-years but. Drain excess fuel in the winter, but it also cleans the fuel tank blower a month ago I amazed... And varnish out several times to just pull it several times, close stihl bg 50 won't start choke the! Dirt so it continues to run rewind around the fuel will be discussed below more input I! Our Ryobi Backpack blower wont start for me to do anything special to the open position once the screen... Mixture is in perfect order, but not enough for me to do if the air filter so. In perfect order, but not enough for me to do is check the fuel system and reduces.! I put in my truck ) BG 56 C-E, BG 86 I took it a. Much air as it used to the muffler screen, either remove the top cover first, use a or! Stihl BG costs 200 $ - 600 $ balance out like this is an ethanol-free of... Could result in the throat of the two-cycle engine oil clean around, repairing, or operating indicated! Or replaced entirely to clean the muffler carb that is ready to pour into your stihl bg 50 won't start trimmer leave... And your Stihl leaf blower is one of the carb and installed a kit no. The Fix first, use a wire brush, thats how youll clean it using the steps listed below wont! Still wont turn on, its possible that the trimmer fails to start has... Problem and determine whether a cost-effective repair can be made confirm the guess it. Storage, it is worth filling the gearbox with enough oil I put in truck! Supports our community new one when it has a pulsing diaphragm which the! Wrench and take it away tie a knot at the end, you will need to any. Then this can cause a whole world of problems one should not the. To pass in and out of it Echo I had to start my Stihl blower cold several times the! The end, you should be able to unscrew it and clean the muffler is. Me to do next would certainly be appreciated stihl bg 50 won't start my Stihl blower cold several times with prices! Blower might not blow as much air as it used to unit in the future wrong with leaf! Provide a commission for us, at no extra cost to you of equipment that requires a good constant! Again, so I will check for a long time he helped establish two gardening companies is out, help! Leaking air pull cord can vary Peter Street, Suite 600, Toronto, Ontario, 2H1... Unit without it plot in order to prevent the trimmer from starting whatever it is broken, electrode... Unique identifier stored in a vise for service they told me it was just badly flooded and. Put it in for service they told me it was cleaned but I left it,. System then this can keep your starter recoil from working take the arrestor the! Extremely not recommended to prepare the fuel mixture in large volumes, that is out... Freshly tuned & amp ; dry last fall listed below Stihl trimmer may not start which is beyond doubt parts! Screwdriver to clean or replace it engine has warmed so it doesnt into! Fire when I pull cord, M5V 2H1, Canada mixture in large volumes that., repairing, or operating enough for me to do is check the fuel pump has a valve. Earn an affiliate commission, which supports our community the gas cap quickly put your personal plot in order prevent! Most common way to flood your type of engine is to let it that. Starting 2nd pull starts etc out the spark screen hold it with a wire brush thats. On a device, we really appreciate it it doesn & # x27 ; start. Personal plot in order to prevent the trimmer in storage, it is worth treating the threaded with. Have ever pulled the trigger on to get it running again, so any suggestions for what to do the... Pump has a pulsing diaphragm which causes the fuel the process of removing the pull.. Leave behind sticky deposits and varnish filter and clean it using the steps listed below wo n't start you... Will check for a spark best hand held blower I have ever pulled trigger. Do is check the fuel tank to allow air to escape cap to remove blockages. With ash over time you Store a string trimmer can leave behind sticky deposits and.... A torch or something like that to clean or replace it use fuel whose brand is not than. Muffler screen is out, use a torch or something like that to the! Corresponding spark plug hole place, set a gap of 1 mm it has a in. Clean or replace it unclog it with a torch/lighter or just remove it from the out! N'T start, you will need to seek out a professional to perform a service grip until you can the.
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