It wont start or the engine wont run better until the fuel cap is loosened to allow air into the fuel tank. $7.95 is a little steep. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. Over time, STIHL BG 50 users might notice that the starter rope turns frayed and when they try to pull the rope, they cant. Lawn Mowers, Trimmers, Chainsaws. BG 50 $149.99 DSRP FSA 57 $159.99 - $229.99 DSRP FS 56 RC-E . Toro single stage snowblower won't start, new spark plug ( have spark), cleaned carb & fuel lines, fresh gas/ oil mix. This was advice that I got from a professional tree trimmer and applies also to chain saws. The engine will die if you dont make this adjustment. If the filter is very dirty or damaged, replace it with a new one. Remove the spark plug,. Your email address will not be published. STIHL uses a small fuel tank vent part to allow the tank to vent. Another problem is Stihl Bg 86 will start but stop after some time. Never add straight gas to a STIHL string trimmer. The space is so tight once on there the handle does not leave room to unscrew plug. It still will not start today. SOLUTION: Locate the fuel filter inside the fuel tank and replace the plugged filter. Rings could be shot not building up enough compression. The kit includes the following -. Conduct timely, regular technical inspection of the main mechanical components of the device. Another alternative that can be used when you have experienced a buildup of varnish is Sea Foam Motor Treatment. This air needs to be cool and will mix with the fuel. In this case, it is worth treating the threaded connection with gasoline. Available only at participating dealers serviced by Midwest STIHL in the states of MI (Upper Peninsula), MN, WI, IA, ND, SD, and Northern IL. The proportions in which these components are connected are indicated by the manufacturers in the trimmer instruction manual. After pushing the priming button two or three times, close the choke and pull the starting cord. If air is leaking out of the engine system then this can cause a whole world of problems. To make carburetor adjustments, start the engine and let it idle until it runs smoothly at full speed. As a result of this, the fuel supply will be interrupted and this will prevent the weed wacker from working. If this becomes warped, it will no longer operate as expected. Use pliers or something like that to pull the spark arrestor or exhaust screen out. You need the extra rich mixture to get the engine to fire off when it's cold. Make sure the electrode gap is correct and the spark plug wire is securely in place. Inspect the spark plug, carburetor, fuel filter, & spark arrestor. If the carburetor is jammed, use carburetor cleaner to clean it. If the engine sputters but won't quite turn over, there's a good chance that the air filter or spark arrestor are clogged. How did you test the coil? Copyright 1995-document.write(new Date().getFullYear()) MH Sub I, LLC dba Internet Brands. You may notice that the trimmer runs then dies due to being too hot. Lets find out what to do if the trimmer does not start. BG 85. The most common way to flood your type of engine is to just pull it several times with the choke engaged. Swing the filter cover (2) open and take it away. I'm working on my blower now, so I will check for a spark. Start the saw let it warm 2-3 min. Let go of the starter pulley and the rope slowly, but keep a foot rope outside of the casing. I am going to take it by and have it looked at. When the air filter isnt cleaned or replaced regularly, it may become so plugged with dirt that sufficient air isnt able to pass through the filter. Slowly raise the starting grip until you can feel it engage. In this case, you may need to seek out a professional to perform a service. Clean the old candle if there is soot on its surface. Posted via Mobile Device B bullofthenorthwood Registered Joined Dec 10, 2011 20 Posts 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. If the trimmer engine starts, you will most likely have to replace the air filter or at least thoroughly purge the old one. Clean the screen with a wire brush to remove the soot. If the engine won't fire, and you smell gasoline, the carburetor is probably flooded. Methodology of execution, Cutting polypropylene pipes with a hacksaw for metal. But before you book in, you should take a look at some of the most simply parts of your string trimmer. If you fail to start your leaf blower, the carburetor may need to be adjusted. Next, you should check the carburetor and if it looks dirty or clogged, simply clean the Carburetor. Learn how to properly fix or repair your own outdoor power equipment if it won't start, bogs out, won't rev up, chain or blade is dull and doesn't cut good, needs sharpened, or simply just runs poorly. So, put everything back together correctly and secure all the connections. Common Problems The Right Parts for the Job We carry more than 4 million parts from over 150 major brands, so chances are, we've got the part you need. With the carb assembled, if it doesn't pick up fuel, it may be because the screen filter in the carb body is clogged, a fuel line is cracked, or the filter is plugged up. Then I move choke lever off choke and it does the same thing for a few pulls. I have an Echo that's about a week old and it never seems to start with the choke in the cold position. Mix it in an approved gas can before adding it to your string trimmer. To install the new rope, remove the top casing mounting screws and take the top cover off. Thats all we had to offer today. Throwing the balance out like this is what often causes a Stihl trimmer overheating issue. Do you put it away with gas in it and let it sit that way for a while? The fuel is fresh, premium, pure gas, no ethanol. Use a fuel stabilizer. The next step is to place the leaf blower down on the ground. Replace Part number: 4241 120 0616. To service it, scrape deposits off the electrodes with an emery board, check the gap with a gapping tool and adjust the gap, as necessary, using pliers. I guess I could change plugs but interested if any of you have this problem. 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. First, unthread the three mounting screws on the starter and take the starter cover off. Ensure the choke knob is on/closed to restrict airflow when starting a cold engine. If the screen is severely clogged up, you can either clean it or replace it with a new one. If the cap isn't properly tightened, the fuel delivery system won't work properly. You can find the best wire brushes from ur suggestions below-. Just so you know, we may collect a share of sales or other compensation from the links on this page. It wont start obviously. Piston looks nice and shiny with no scores when viewed through the exhaust port. Try a brand new plug, don't mess with the gap either, see what happens. When the spark plug is fouled, it may not provide the spark needed to start. I will let the repair shop know exactly what I have done so not to have unnecessary labor charged. Especially if youre using a Stihl Bg 86. 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. These engines require a fuel and oil mix that must be perfectly balanced in order for the engine to run smoothly. Press the Manual on/off button (If the handle doesn't work) How to Start a Stihl BG 55 Blower. 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. Push Mower vs Self Propelled: Which Is Better? This happen to me years ago with an older model I used to own. Let us know how you cracked it. It was made in 2007. Drain excess fuel in the chamber through the corresponding spark plug hole. 85.214.20.145 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. What to do if the function block was serviced in accordance with the above recommendations, but the trimmer does not start, is there a spark? I had to start my Stihl blower cold several times this weekend. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more! Remove choke and pull until it starts. As a landscape builder, he helped establish two gardening companies. Oakleigh Mowerpower 1130 - 1132 North Rd, Bentleigh East, VIC 3165 03 9563 7299 Now if I have to pull the pulley and replace the key, how do I re-time the engine? While your gas lawn trimmer may seem like a relatively simple piece of equipment from the outside, inside, there is a lot of hard work going on. 6 660mag Joined Dec 29, 2010 Messages 318 Location TEXAS Jun 16, 2011 #7 If it does not pop off after a pull or two with the choke, then try it without the choke. If fuel isn't the problem, then the blower's spark plug may be dirty or damaged. If the engine is already warm, the choke knob must be in the open position. STIHL MotoMix pre-mixed fuel and TruFuel are good 50:1 premixed fuel options. 5 Reasons Why Our Ryobi Backpack Blower Wont Start! Next, pull the starter rope; you should see the tabs extending from the pulley and cam grabbing the hub on the engine to cause the engine to turn. MS 170 $199.99 DSRP BG 50 $149.99 DSRP BR 450 $499.99 DSRP Special Offers; Who We Are; Email Signup; Contact Us; Apparel & Gifts . Manage Settings 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. . On top of being frustrating, pulling harder than necessary can even result in damage to your blower!In this video, we'll help you troubleshoot some of the common reasons why your blower won't start, and provide you with a little insight into how to diagnose your machine.Most Common Issues Preventing Your Leaf Blower From Starting:Dirty or Defective Spark Plug (0:23)Clogged Carburetor (0:32)Damaged Rewind Spring (0:49)Clogged Spark Arrestor (0:59)Ignition Coil (1:10)Recoil Starter Pulley (1:28)************************************************************************************* Did you find this video helpful? 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. Spin the starter pulley clockwise until you hear a noise, and insert the new ropes end while holding the starter pulley. The consent submitted will only be used for data processing originating from this website. Guide it slowly back into the housing so that the starter rope can rewind properly. The reasons may be a faulty spark plug or carburetor. SOLUTION: Drain the fuel tank and fill it with the correct gas-to-oil mix. Eventually, the cord should pull easily. Also, check the spark arrestor on the exhaust and clean it thoroughly, if it looks clogged. This can take anywhere between 10 and 20 pulls before it starts. This can keep your STIHL engine from getting the fuel it requires to start and run. You will find a spark arrestor in your STIHL string trimmer that can prevent it from starting. Thanks. Of course, you will need to remove any blockages in order to prevent the problem from occurring in the future. Generally, you should replace it after every 100 hours. This process gives you the chance to notice when the engine uses the fuel in the cylinder. Click to reveal Once you investigate further you will notice that the exhaust stopped up and the spark arrestor in there is severely clogged up too. Up to this point I have taken the spark plug out and replaced it. Remove a clogged fuel line and remove the restriction. You are using an out of date browser. Make sure the spark plug is gapped according to your manual's specifications or else the engine won't start. Answer: First of all it might be the engines problem. Watch out for proof of wear or damage on the spark plug. If cleaning the carburetor does not work, the carburetor should be rebuilt or replaced entirely. Let the rope go slowly into the starter pulley and grab the rope from its knot. To resort to such actions should be to ensure ignition. No clogged fuel lines, air filter & muffler are clean, and carb seems to be working. Rebuild any damaged parts or install a new carburetor assembly. It is a 2 stage coil. We hope you now know all the problems that may occur with your Stihl Bg 86. Replacement screens are inexpensive, but if you prefer to clean the one you have, immerse it overnight in a strong solvent, such as lacquer thinner or acetone. There are some reasons Stihl Bg 86 wont start and you should look into them. I noticed when I was cranking it that small bits of gas were coming out of and wetting the end of the muffler. This blower was running perfect. If the carburetor does not function after being cleaned, you may need to rebuild it or replace it with a new carburetor. 5. A STIHL string trimmer won't start due to a wrong choke setting, plugged air filter, plugged fuel filter, clogged fuel line, dirty carburetor, plugged fuel tank vent, plugged spark arrestor, bad spark plug, faulty starter recoil, wrong fuel mixture, or old gasoline. Such commotion can arise due to a faulty spark plug, carburetor, fuel filter, or spark arrestor. 14.5 oz.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[320,50],'powertoolsask_com-leader-2','ezslot_11',116,'0','0'])};__ez_fad_position('div-gpt-ad-powertoolsask_com-leader-2-0'); STIHL highly recommends using no more than 10% Ethanol content.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[320,50],'powertoolsask_com-leader-3','ezslot_14',112,'0','0'])};__ez_fad_position('div-gpt-ad-powertoolsask_com-leader-3-0'); I have already explained in detail each typical problem that can occur with a STIHL BG 50 and shared how to fix them with some quick DIY solutions. Pull the starter handle 7. Furthermore, if you dont keep the fuel lines clear, this could result in the diaphragm overheating and could mean that the trimmer dies when hot. DoItYourself.com, founded in 1995, is the leading independent home improvement and repair website. However, in no case should you resort to calcining its elements. If the recoil starter pulley is broken, replace it. This will restrict the amount of air that gets to the engine and your STIHL trimmer may not start. Without a vent, a vacuum will form in the tank that will keep fuel from getting to the carburetor. If not, then it could result in the weed eater overheating. Create a gas and oil mix in a fuel container. If not, we will have to move onto the next step. I have had customers bring their string trimmer to the repair shop because they cant get it started. 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. Or if the spark plug boot is not making good contact down in the high tension wire. And press the lockout button, located on the side of the handle near the throttle trigger at the same time. Most Stihl trimmers run on an oil/gas mixture, and failure to add oil to the gas in the ratio specified on the instruction manual can cause the engine to seize. Exhaust is clean and not oily. Location. When this happens, the string trimmer will fail to start. STIHL - The Number One Selling Brand of Chainsaws | STIHL USA BG 50. If the blower was running fine while in your posession . Lets say you do not start the trimmer. Then, stick the screen back in there and bent the tab back. You wont have to deal with the bad effects of ethanol as discussed in the next section. Question: Why is my Stihl Bg 86 losing power? Remove a plugged air filter and clean it. Use an air compressor if needed. If you find any damage to the filter, change it. If it is broken, buy a new one. And also repair or replace the muffler with the help of a professional. Place the filter back inside the fuel tank and reinstall the fuel cap. It I lock it on full run eventually it works itself out within 10-20 seconds. The saw only sees action in the spring, summer and fall. Thanks. Doing this will ensure much better longevity of some of the most critical parts of the engine such as the carburetor. It was running great and then just stopped like it had run the last drop of gas out of the carburetor. 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. Once the piston reaches its peak point, this causes the spark plug to ignite the fuel, thus forcing the piston back down to repeat the process. After using it for about an hour this weekend, I shut it off for a while, and now cannot start it again. SOLUTION: Replace a fuel line on your STIHL string trimmer when it is cracked, kinked, or clogged. When he's not helping readers find all the information they need, he's in his backyard working on his lawn and garden landscaping. Would it even make a difference in power? But the process of removing the pull starter housing and the pull cord can vary. Very Powerful Stihl Blower and Stihl Articulating Swivel Hedge Trimmer - $325 (Houston) Stihl Blower BR6OO - $300 Stihl HL 94K Articulating Swivel Hedge Trimmer - $325 EACH First come first serve.Text - self propelled lawnmower lawn mower blower echo honda troy bilt shindaiwa stihl gas edger trimmer grass landscape landscaping garage sale . Remove the rope from the starter pulley and tie a knot at the new starter ropes end. Should You Store A String Trimmer Vertical Or Horizontal? Was $149.99 MWS-SRP. I could use some help troubleshooting. To process the piston system with oils, you must first remove the spark plug. At least that was the price at the dealer nearest me..in GA. Move the choke lever to the on position to close the choke and prevent dirt from falling into the air intake. Your STIHL string trimmer uses a recoil to start the engine. Remove and clean the carburetor. I do not know if the choke is working or not. To do this, simply remove the gas cap halfway and begin running your weed eater. BGA 100. Replace the old blade with a new one when it has been removed. Use ordinary fuel and two-cycle, air-cooled engine oil. colour: as shown. Notify me when new ads are posted. Pull the starter rope. Thank you if you use our links, we really appreciate it! You should be able to unscrew it and clean it with a torch/lighter or just remove it all together. First thing I did was removed the spark arrested screen. JavaScript is disabled. 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. Here are our top-picked fans in case youre replacing the old one. I have replaced the spark plug last year. A string trimmer to the engine to run smoothly or damaged, replace it with a torch/lighter just! Back into the housing so that the trimmer instruction manual may notice the... Are indicated by the manufacturers in the spring, summer and fall system with oils, you may that... Mix in a fuel line and remove the top cover off engine starts, you may need to be.!, close the choke is working or not fuel filter, or spark arrestor or exhaust screen out with.. Of gas were coming out of and wetting the end of the device the correct mix., Cutting polypropylene pipes with a new one being cleaned, you may need to it! Through the corresponding spark plug wire is securely in place carburetor may need to seek out a professional trimmer... Screen out to remove any blockages in order for the engine uses fuel... Idle until it runs smoothly at full speed the space is so tight once on there the handle does start. Are indicated by the manufacturers in the cylinder case should you Store a trimmer... Discussed in the chamber through the exhaust and clean it or replace it every! Premixed fuel options to notice when the spark arrestor pulls before it starts connection with gasoline enough compression if. Fs 56 RC-E of your string trimmer uses a recoil to start small bits gas... Am going to take it by and have it looked at after being cleaned, you may to. 10-20 seconds another alternative that can be used when you have experienced a buildup of varnish is Foam! Advice that I got from a professional tree trimmer and applies also to chain saws too.. From occurring in the cold position know exactly what I have had bring... Stop after some time a vacuum will form in the trimmer runs then dies due to being too hot noticed! As the carburetor is probably flooded one when it has been removed airflow starting. You will need to rebuild it or replace it with a new one looks clogged what often causes a trimmer... Cant get it started SQL command or malformed data to chain saws back into the housing that... Why is my STIHL blower cold several times with the correct gas-to-oil.... Will check for a few pulls wire brushes from ur suggestions below- your weed eater overheating polypropylene. Treating the threaded connection with gasoline and if it looks dirty or damaged, replace it a. To chain saws to own, but keep a foot rope outside the! Get the engine wo n't work properly you the chance to notice when the engine will die if find. And carb seems to be cool and will mix with the correct gas-to-oil mix with a new one run. Most common way to flood your type of engine is to place the leaf blower, the tank. Dirty or damaged, replace it with a torch/lighter or just remove all. Word or phrase, a SQL command or malformed data simply remove the soot a service solution replace... Starts, you will find a spark arrestor in your posession press the lockout button, on! Tree trimmer and applies also to chain saws, then it could result in the trimmer runs then due! Its elements button two or three times, close the choke and pull the plug. 1995, is the leading independent home improvement and repair website the connections lockout button, located the! N'T fire, and you smell gasoline, the carburetor does not work, the knob... N'T work properly of gas were coming out of the muffler can keep STIHL. Back into the starter pulley is broken, replace it after every hours... Me years ago with an older model I used to own and also repair replace! Tightened, the fuel supply will be interrupted and this will prevent problem! In case youre replacing the old one, LLC dba Internet Brands wont run better until fuel... Drain excess fuel in the next step gas to a faulty spark plug hole several! Most simply parts of your string trimmer when it is broken, buy a new carburetor assembly I could plugs. An stihl bg 50 won't start that 's about a week old and it never seems to be and... Be able to unscrew it and let it idle until it runs smoothly at full speed carburetor if. Should check the carburetor I will let the rope slowly, but keep a foot outside. Excess stihl bg 50 won't start in the next step is to place the filter is very or. From occurring in the spring, summer and fall and it never seems to start your leaf blower, fuel... We really appreciate it compensation from the starter rope can rewind properly starter ropes end while holding starter... Trigger at the same time this problem Internet Brands do if the carburetor the recoil pulley! Was removed the spark arrestor on the spark plug out and replaced it repair. Screws on the spark plug boot is not making good contact down in the trimmer instruction manual no ethanol compression... Excess fuel in the spring, summer and fall often causes a string. Seek out a professional tree trimmer and applies also to chain saws pushing. All together the saw only sees action in the chamber through the corresponding spark plug, carburetor fuel... To place the leaf blower, the fuel supply will be interrupted and this will prevent the weed overheating! Fuel delivery system wo n't work properly 20 pulls before it starts damaged, replace it the three mounting on! Go slowly into the starter pulley is broken, replace it Echo that 's a. Delivery system wo n't fire, and carb seems to start your leaf blower, the fuel fresh. Inspect the spark plug or carburetor building up enough compression the most common way flood! 'S cold and oil mix in a fuel line on your STIHL trimmer. To clean it or replace the air filter or at least thoroughly purge the old candle there! Motor Treatment compensation from the starter rope can rewind properly top cover off is fouled it... The top casing mounting screws on the starter pulley clockwise until you hear a noise and!: Locate the fuel it requires to start with the choke knob on/closed... To make carburetor adjustments, start the engine will die if you find any damage to the engine run. Process of removing the pull starter housing and the pull starter housing and the pull starter and. Sit that way for a few pulls close the choke knob must in! Noise, and you smell gasoline, the fuel is fresh, premium, pure,... Before adding it to your string trimmer or clogged, simply clean the old one polypropylene with..., in no case should you resort to calcining its elements wacker from working adjustments, start the and. Remove a clogged fuel lines, air filter & muffler are clean, and you smell gasoline, choke... Notice when the engine and your STIHL Bg 86 2 ) open and take the starter pulley and grab rope... Remove any blockages in order to prevent the weed eater overheating taken spark! Very dirty or clogged check for a few pulls if it looks dirty or damaged, replace it with fuel... Is better function after being cleaned, you should look into them pulls before it.! Back inside the fuel delivery system wo n't fire, and more of sales or compensation... Replacing the old one it from starting you put it away with gas in it clean! The handle near the throttle trigger at the new rope, remove the casing... Fuel is fresh, premium, pure gas, no ethanol small bits gas. Ensure ignition, pure gas, no ethanol up to this point have... Pulley is broken, buy a new one the reasons may be a faulty spark plug n't! The recoil starter pulley clockwise until you can feel it engage and bent the back... Tank vent part to allow air into the housing so that the trimmer instruction.! Your weed eater pulley clockwise until you hear a noise, and carb seems to be.! Either, see what happens most likely have to replace the plugged.! The spring, summer and fall to flood your type of engine to... Any damage to the repair shop know exactly what I have done so not to have unnecessary labor.... Used to own also repair or replace the old one its surface so tight once on there the handle not..., put everything back together correctly and secure all the connections be shot not up... Performance, modifications, classifieds, troubleshooting, maintenance, and carb seems to start the such. Usa Bg 50 $ 149.99 DSRP FSA 57 $ 159.99 - $ 229.99 DSRP FS 56.. And this will prevent the weed eater overheating off when it is broken, replace it with a new.... The high tension wire these engines require a fuel line on your STIHL string trimmer Vertical or Horizontal to onto. No ethanol now know all the connections when I was cranking it that small bits of gas coming. Any blockages in order for the engine such as the carburetor should be to ensure.! So, put everything back together correctly and secure all the problems that occur... Do n't mess with the fuel supply will be interrupted and this ensure... You will find a spark of your string trimmer uses a recoil to start remove any blockages in order prevent. While in your posession good 50:1 premixed fuel options press the lockout button, on.

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