When working with the trimmer, you need to monitor its behavior all the time - a drop in speed and unusual noise signal a malfunction in the unit. If it's on the weed eater starts right away and runs at really high rpms, (basically full throttle) even though the choke is on full and I'm not touching the throttle. . Be sure you drain any fuel from the tank to prevent leaking in later steps! to learn as much as I could from the google machine and I'm to the point now where when you start it up and hold the throttle, it will run at max throttle, even half throttle, but when you let off the throttle for it to idle, it will idle for 2-3 seconds then die. I've recently acquired an HS80 hedge trimmer that looks like it has had little use, but has been giving me fits. Frequently Asked Questions about STIHL Trimmers | STIHL USA But it it sat for 2 months before I got around to getting it ready. The throttle cable connects the throttle trigger to the carburetor. But there are times that I'm at WOT for long periods of time as you would with most blowers. Turn off the engine and remove the gas cap. I find that I don't have to run them at full throttle all the time, so I feather the throttle based on how much air I need. I even made a new gas/oil mix with fresh gas. If it's smoking, it means you've added to much oil to the mixture, causing it to be too rich for the engine. Clean it thoroughly with warm, soapy water and gently rinse. Begin by setting the idle speed. Hedge Trimmer: Engine Will Idle But Dies At Full Throttle . Stihl MS 290 oil leak. If the throttle cable is broken, the engine will not accelerate, and the trimmer head won't spin. This spring I added new gas mix (fresh gas and new Stihl mix per directions) and it ran fine the first use. Once the peak is found, back off the screw 1 . How to Adjust the Carburetor on a Stihl Weed Eater Turn the high-speed screw, marked 'H' counterclockwise until it stops. 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. The Diaphragm I had to replace the carb 2 years ago because it got crapped up. The inability to reach full power during a full-throttle trigger is also a sign of bogging down. Having experienced several years of flawless operation of a STIHL FS85 STRING TRIMMER I bought the STIHL MM55 with . If you've tried a few times and it still won't start, and you smell gasoline, you've probably flooded it. Stihl Battery Weed Eater Won't Run With Choke Off Hanging Loop - Hang your cordless trimmer securely on a wall to save space using the loop in the handle housing. To do this, slowly unscrew the screw (L) to the right and to the left. Put some fresh fuel in it and prime the heck out of it to flush the carburetor. Set the low speed fuel adjustment. If it doesn't start at each detente in that number, it's flooded or there's a mechanical/plugging issue or bad fuel. June 2016. Stihl fs 55 in practice carburetor & lawnmower stihl fs 55 how to adjust carburetor on. Clean the fuel filter with petrol or kerosene and then dry it up with airflow. Aug 6, 2014. Applies to all trimmers, blowers, hedge trimmers and some chainsaws. Put in new fuel lines and fuel filter and clean out the carb. If the spark arrestor is clogged, the engine may stall. Common solutions for: Stihl String trimmer starts then stalls. What Causes A Weed Eater Not To Run With The Choke Off? However, you can buy a new card for it to function better. Too much oil in the fuel. Do not operate the throttle, run the equipment only at idle speed until the engine stops!) The fuel mixture on a Stihl weed trimmer is 50:1 gas to oil. Have loosened fuel cap to to if any starvation but same problem. Hold in the throttle trigger and pull the starter cord to start the weed eater. Won't cycle up to full revs. Insert the spark plug and turn it clockwise until tight with an adjustable wrench. Leaving the choke on while operating will result in excessive fuel consumption, irregular engine power performance and eventually may even damage the engine. New fuel lines. . 2) Accelerator pump: the carburetors on these come with a tiny accelerator piston that wears out and leaks like hell. Posted: 08/05/2018. Once I take the choke half off, the engine dies unless I give it full throttle. These problems are typical for gasoline vehicles, including Husqvarna 128r, Stihl FS 38 and Hitachi of various modifications. Cancel Post comment. The fuel air mixture screws on the side of the carburettor are marked H for High for the engines high speed adjustments and the L means Low for the engines low speed adjustments . The cutting tool will rotate. Retaining Latch - All STIHL Battery powered products feature a retaining latch that is designed to prevent the unit from unintentional starts when the battery is inserted. If your Stihl trimmer stalls at full throttle, this could be related to the air circulation. 4. lowest, full choke, and pull four times or until it starts. Stihl trimmer won't idle down. Don't know what model but it is a good performer when it's running right. All of the small 2-stroke blower, chainsaw, weed eater engines I have worked on have three screws. Myself, i have 2 saws, one 026, a 044, a pole type hedge trimmer, and a weed eater, all have given me great service. The only 2 solutions are to either replace the carburetor or give it a good, thorough cleaning. An engine that requires the choking ( partial or full ) after initial engine warm up is an indication that the engine fuel air mixture system is out of adjustment. Thanks I can do a few Stihl 011 chainsaw starts but won't run full throttle - DoItYourself.com Community Forums Thanks. Feb 29, 2020. Sometimes, your chainsaw will only idle for about 5 to 10 seconds after you let off the throttle and then it will shut down. The engine may already run better at this point. One reason why one of these trimmers may die at full. {suc. A motor that can't get enough air will run roughly and lose power . Even when you try to repair it, it may not function the same. Stihl Battery Weed Eater Won't Run With Choke Off Hanging Loop - Hang your cordless trimmer securely on a wall to save space using the loop in the handle housing. Usually, was able to fix a few things that way (like a microwave, a dishwasher, 2 mowers). I never had any trouble with them. I also have a Stihl FS55 trimmer that will only run when I put a little gas in the piston, then dies out when it burns through those drops. Go back to step (4) and reset the idle speed. Summing It Up. Turn the choke off and assess. Cleaned spark arrestor screen. If the throttle cable is broken, replace it. It started up on the second pull. The "L" screw is for low speed tuning, the "H" screw is for high speed (wide open throttle) tuning and the third screw (usually not labeled) is for idle speed adjustment. If it was a bad coil i would have to believe it wouldn't start at all. I have a four-year-old Stihl SH 85C blower that has developed a problem the last three times I have used it. You go out to start your brush cutter, weed whacker, or string trimmer and it won't start. Same with no choke. First, you need to remove the filler cap and pour a 50:1 oil-to-gas ratio fuel into the trimmer. Bundu. If you've used the correct procedures in attempting to start your Stihl, but it won't fire up, there may be an issue with your spark, fuel, or air in the combustion . This is a common problem for gas weed eaters, and it is generally caused by low-quality fuel or a dirty fuel tank. To get things started, what are the dangers of operating a chainsaw that doesn't idle properly? Stihl FS 76 won't come up to full RPM at WOT 07-01-09, 07:13 PM. Both can be ran in multiple position where the TB can only safely be ran only in upright position. I explain more about the carb issues that plague these trimmers. As soon as I release the throttle, it dies. I think one of our stihl's was over 15 yrs old, and still ran like a top. I have had good performance from this beast. Engine starts and idles great. Well, that all resulted in a saw that starts easily but won't stay running. Explore Our . I can get it to rev up by squeezing the trigger on and off quickly, but if I . If your hedge trimmer engine idles, but stops at full throttle, you will need to check the following parts: the fuel lines, gasket, carb kit, carburetor, and spark plug. If you've measured this mixture wrong, your fuel may be causing your engine to smoke. To return the engine to idle, depress the throttle control when it starts. Took it to the dealer and am told it is a bad coil. Broken Pull Rope If your weed eater has a broken pull rope, it can make the machine malfunction. Here is what I have done so far to fix it (nothing for me has worked yet): New fuel filter. My stihl fs55 trimmer wont run at full throttle tried adjusting at owners manual recomended settings help - Answered by a verified Technician. screen out of the muffler and burn the carbon out of it. How to Prevent Your Chainsaw from Bogging Down. Hold in the throttle trigger and pull the starter cord to start the weed eater. String trimmers come as one of three varieties: petrol-driven, electrical (corded), or battery-powered. It's common for the rubber seal to let tiny amounts of extra air into the mix, meaning there is too much fuel getting into the carb. Just made me a better mechanic. Well, it depends on what type of idling issue we are talking about. 03/21/2020 by Timothy Cavazos. Wipe the spark plug dry with a shop towel; STIHL FS280K Full throttle revs up and down . Press the trigger of the machine to rev the engine. 1) Ignition module: rumor has it these are PCI that switch timing throughout the rev range. When you depress the trigger, a vent on the carburetor opens, allowing more gas to reach the mixing chamber. It was easy to start all season. If it is too clogged or dirty, a gas cap replacement is needed. Squeeze the throttle and lock so the throttle stays wide open Set the choke open Prime at least 5 times(I prime until the bulb is full and give it another pump or two) Pull cord until it starts then dies Turn off choke and pull cord until it starts Once it is running, squeeze throttle lever to disengage the tongue and settle to idle speed. Remember, when your Poulan chainsaw runs only with choke on, it surely . There are several reasons why your weed eater's engine could bog down during operation, including low fuel, dirty filter as well as a damaged electrical system. Some people would say it bogs or boggs out or it doesn't come up to high rpm's. Common on fs38, fs45, fs55, bg55, bg50, and hs45. This is a relatively common symptom and our repair guide can help you fix it. Get shopping advice from experts, friends and the community! While at full throttle, turn the 'high' screw until you get the engine to run at it's smoothest and fastest point. New air filter. Check the fuel level. It starts fine, idles fine, revs up without hesitation but won't come to full High RPM on wide open throttle, which is listed as 10K in the OM. My string trimmer is a FS250 which is the last of the two strokes. Craftsman String Trimmer won't idle. Fastest way to fix your unit if it doesn't rev up. I have a 15 yr old Stihl FS 76 trimmer that is has been used moderately and never abused. 0 /1024. I have a 32cc craftsman weed eater, model # is 358.791070. It is a steep learning curve but in the long run it was well worth it. Also try speeding up the idle, the lower adjustment screw,to just below where the head starts to turn. Wipe the spark plug dry with a shop towel; STIHL MotoMix ® contains no ethanol and has a storage life of up to two years. When your Stihl MS 170 chainsaw drops its power under full load, it generally means there is an improper mixture of fuel and air in your carburetor. Trimmer: Engine Will Idle But Dies At Full Throttle . If you want a reliable 4 cycle string trimmer by a Shindaiwa C4 or a Stihl 4-mix trimmer. Additionally, it is ideal to use on unleveled terrains where lawnmowers cannot go. Sometimes you give gas, and the trimmer floats. Tighten the 'L' screw all the way, then turn it one turn counterclockwise to open it. Correcting stalling measures are generally referred to as tune-ups. My weed eater will not start unless the choke is on. Insert the spark plug and turn it clockwise until tight with an adjustable wrench. hello, I have a Stihl FS 55 weed trimmer and it's 12+ years old. STIHL MotoMix ® contains no ethanol and has a storage life of up to two years. If the saw drops at full throttle, not enough gas or air is reaching that chamber. We also recommend that if a unit will be left unused for more than 30 days that it be stored 'dry.' This means emptying the fuel tank and then restarting and letting the unit run until all the fuel is consumed and the engine stops. Add a comment . Start the trimmer and gently unscrew the gas cap halfway off. Start up the engine and allow it to warm up. Start it, run it, and then when it dies. Do not operate the throttle, run the equipment only at idle speed until the engine stops!) I figure one of the passages in the carb was clogged beyond de-clogging. To unclog the spark arrestor, remove it and clean it with a . 9. STIHL MotoMix ® can be left in the machine during seasonal . manuals for STIHL 4-MIX® engines outline testing procedures as well as special tools that are needed to repair the equipment. New coil pack, new spark plug, new air filter, oil level is fine. The STIHL troubleshooting video and corresponding iCademy module are ideal checklists to use when performing repairs and will assist the technician in performing a step by step analysis of the machine. Whether it be a dirty air or fuel filter or inferior fuel, let's look at how you can troubleshoot a weed eater that keeps dying. After running at full power for about 10 minutes, the engine speed slowly decreases until it barely runs. 1 . Remedy this by adjusting the high-speed screw. In fact, it won't run at all unless the air filter is off. Remember these two points and position the screw so that it is somewhere between the two extremes. Stihl FS 56rc bogging down at full throttle due to clogged spark resistor. is responsible for adjusting the engine at idle. After that, reinstall the fuel filter and try once again to start the chainsaw without choke on. The last (2nd) time I went to run it, whenever I gave it a lot of throttle (past 3/4) it tried to die, but letting off the throttle completely it also attempted to die. Wait about 10 minutes before you try again to give the gasoline time to evaporate. If it is still not working, then you have to work on the fuel hose. Trimmer was working great, but then started to bogged at full throttle. Here is what i have exactly: Stihl FS85 trimmer that has a Zama C1Q Carb. 01 - Spark Arrestor. Permalink; History; Carb Adjustment solved my problem - Funny they say you cant adjust these but I . I have a Stihl MS250 with a Walbro WT 215 carb. I have a Stihl string trimmer. Also check your air filter. Note: this is a general repair guide. 14 . STIHL MM55 WONT START WONT STAY RUNNING - A few years back my trusty old MANTIS TILLER died after many years of faithful service. Rep: 35. Mixture Screws. gideon. Being the type of person who likes to try new things I decided to switch brands and go with STIHL. As the engine draws air through the combustion chamber, this prevents the weed eater from overheating and allows for smooth, safe operation. #1. The posters saw might have a loose wire, that vibrates and causes it to not have a good connection. Here's a description of the problem: The unit starts fine, and once it warms up a bit, it will transition ok - not stellar, but maybe a little hesitation - but it won't stall. The repair and symptom guide will help you better identify the part needed to be replaced and how. 1. #3. Some people. February 2008. Chainsaw Won't Idle. If I gradually open the throttle it will rev up like a scolded dog. If you can't get the engine to run at full throttle, adjust the 'high' screw until it improves. How I fixed my Stihl trimmer from bogging.It only takes 10 minutes to fix and its easy to do.Dont mind all the kids yelling in the background, its my daddy d. Replaced it for $40.00 and it was like new. If the weed eater starts up without issue and stays on when you rev the throttle, you have fixed the problem. And make sure your Fuel cap is still breathing. CLICK THIS— https://amzn.to/2znPHwh. 1. off. Applies to all trimmers, blowers, hedge trimmers and some chainsaws. . Replaced the carb, fuel filter and spark plug with same result. At the end of this season, I planned to run the tank dry to store it for the winter. When the mixture is too rich, the excess oil will get burned off in the internal engine . I went through the possibilities and it turn out to be the fuel filter. July 2014. Do this again clockwise. Fastest way to fix your unit if it doesn't rev up. changing the fuel/air mixture), or it will run but surges. 4. It is a simple but effective power-tool to neatly trim lawns around edges, fences, and other objects. I have replaced the fuel filter, fuel lines and carburetor. Full Forum Listing. To figure out what is causing the problem, turn on the weed eater once again and listen for any kind of engine activity. 1. Some Helpstart in the 2 stroke mix, used in my 4stroke mower. No matter what I did, I could not get it to work right. Wont stay running usually indicates a clogged carb or cracked/broken/clogged fuel lines. My Mculloch/Husquvarna strimmer starts fine, but after 5/10mins won't run smoothly on high throttle and eventually stops. I replace starter coil, carb, and spark plug and no start. We use cookies to give you the best possible experience on our website. 128LD string trimmer won't start (6 Replies) heavy gas fumes in garage days after shutting off mower (6 Replies) . The problem is if I quickly open the throttle all the way, it bogs down and stalls. (Warning! As the unit runs longer, it starts to misbehave. Cleaned spark plug. Be sure to depress the throttle to rev the engine before it dies. 2019/04/23 16:57:19. riversr54. Continue to use sharp strokes to start the engine until it ignites. NOT just Leaf Blowers! On the other hand, if your trimmer starts up, but the engine sounds erratic, you should take apart the carburetor to investigate further. Troybuilt won't run full throttle . Louis @louis56. My Stihl weedeater won't run full throttle. Stihl trimmer FS55. The first thing to check before anything else is the mixture screws. After pushing the priming button two or three times, close the . Post your model number for more specifics. Starting a Stihl weed eater is easy and should take you less than 5 minutes if you follow the steps. STIHL MotoMix ® can be left in the machine during seasonal storage . How to start a weed eater stihl. To adjust the L screw, start the weed trimmer and turn the screw counter clockwise until the speed of the engine decreases. If the engine is still running, that means the gas cap may be the culprit. Jump to Latest Follow 1 - 7 of 7 Posts . 2. once warm, start without throttle. I tried loosening that t25 bolt and pushing the throttle cable in all of the way but it was pretty much all the way in. These procedures help in improving your chainsaw performance. If your trimmer engine idles, but stalls on throttle, check the following parts: the gasket, primer bulb, fuel filter, air filter, fuel vent, fuel line, and carburetor. Bottom (T). If the module gets "stuck" in r3tard mode the unit will start but lack power and if in advance mode hard to start but will run normal. xman23 Minister of Fire. How to recognize and solve issues related to a dirty air filter A dirty air filter is one of the most common causes behind a leaf blower that is bogging down: the air is enough for the engine to idle, but as soon as you switch to full-throttle, the machine will stall . STIHL recommends the use of STIHL MotoMix ® fuel which is pre-mixed with STIHL HP Ultra synthetic oil. 2 . The spark arrestor is a small screen that prevents the engine from emitting sparks. Also tried lowering the idle with the idle screw to no avail.it did change the idle but wouldn't go low enough. A weed eater is an essential instrument for any gardener to have. 1. Weed eaters are a necessary tool for any homeowner, but they can become a headache when they die after you give it gas. Now, the FS120, tt really doesn't want to idle. Here are 10 reasons and fixes to help prevent lack of fuel to a 2-stroke engine. All STIHL gasoline-powered engines can be used with up to a 10% (E10) blend of ethanol in the gasoline/engine oil mix. Stihl weedeater, starts good reves up good, wont idle, have to play with throttle to keep it running, tried - Answered by a verified Motorcycle Mechanic . The weed eater starts fine and runs good, but when I pull the trigger, the engine stalls. And for the future, TruFuel is your friend... Last edited: Aug 6, 2014. When the cable is pulled, it opens the throttle on the carburetor to accelerate the engine. In this video I give youtubers the basic reasons .But in the follow up video in part 2. Options. . Before you start the saw, locate a small flat-bladed screwdriver. Start the engine and warm it up. I found a new stihl trimmer in a trash can with a bent shaft. I pulled the carb apart and 'wiped' it down.it did not seem very dirty anyways. Stihl weed eater won't start. … Any thoughts? 04 - Throttle Cable. How to start a weed eater stihl. 2. Now, hold down the throttle trigger located on the handle near the engine. STIHL recommends the use of STIHL MotoMix ® fuel which is pre-mixed with STIHL HP Ultra synthetic oil. Adjust the H screw the same way, but while the engine is running at full throttle. So I removed the shaft and started the engine. Husqvarna Garden Tools, Grass Trimmers. I also have an Ebay purchased $12 carb. If I shut it down and let it cool off for about 5-10 minutes, it starts right up. When I open up the throttle to full RPM the engine runs great for a couple seconds and then just shuts down like it ran out of fuel. Had new fuel lines last year, mostly ok til now. Retaining Latch - All STIHL Battery powered products feature a retaining latch that is designed to prevent the unit from unintentional starts when the battery is inserted. To adjust, turn the screw a quarter turn without fail counterclockwise. NOT just Leaf Blowers! My Stihl Weed Trimmer Is Dying at Full Throttle, Repair Clinic: String Trimmer Won't Start, How to Troubleshoot a Ryobi 31cc String Trimmer, What to Do When a Ryobi 4-Cycle Trimmer Won't Start. Bad fuel hose may cause this. From there, turn it out 3 full turns. 3. move up one slot, which is no choke and a little throttle, and keep pulling until it starts. If I get off the throttle in time, the engine will return to idle and keep running. Over time, the spark arrestor can become clogged with soot. My echo weed eater runs but at.full throttle muffler get hot and glows red hot can you run without muffler. The Stihl FS120 was not idling so I decided for fun to try to fix the FS120 that won't idle with looking threads and videos. Begin by checking the saw's air filter. They eventually replaced it just because of it's age. Stihl manufactures trimmers with two-cycle engines as well as ones with four-cycle engines, and both require a mixture of gasoline and oil. Check the Engine Condition. Or it will rev up, then you have to work on the carburetor or give it full throttle it... Got around to getting it ready the winter 5-10 minutes, the engine stalls and runs good, cleaning. Soapy water and gently rinse when Giving gas, depress the throttle trigger located on the handle near engine..., safe operation start - need some ideas jump to Latest follow 1 - of. Same problem throttle on the weed eater has a storage life of up to revs. Release the throttle trigger to the dealer and am told it is between... //Www.Yardworkhq.Com/Why-Does-My-Chainsaw-Bog-Down-When-I-Give-It-Gas/ '' > Husqvarna trimmer won & # x27 ; t know what model but is! Of idling issue we are talking about the dangers of operating a chainsaw that doesn & # x27 t... These two points and position the screw a quarter turn without fail counterclockwise person who likes to new. The way, it depends on what type of idling issue we are talking.. Mixture ), or it will rev up like a scolded dog sat for 2 before. Running at full power for about 10 minutes before you try to repair it, it.... You better identify the part needed to be replaced and how a saw starts... Get it to function better the two extremes Dies unless I give it a performer! Adjust, turn on the carburetor opens, allowing more gas to reach the chamber. Used in my 4stroke mower head won & # x27 ; t want to idle and keep until! Mm55 with electrical ( corded ), or battery-powered: new fuel lines and fuel filter and clean thoroughly! X27 ; s air filter is off stroke mix, used in my 4stroke mower prevents the weed eater href=! I quickly open the throttle trigger located on the carburetor or give it gas should take you than. //Www.Ehow.Com/Info_7982746_Causes-Stihl-Weed-Trimmer-Smoke.Html '' > craftsman string trimmer I bought the Stihl MM55 with however, you can buy new. With choke on the head starts to turn begin by checking the saw drops full... New fuel lines Last year, mostly ok til now generally referred to as tune-ups Ebay...: //www.ehow.com/info_7982746_causes-stihl-weed-trimmer-smoke.html '' > I replace starter coil, carb, fuel filter kind of engine activity allowing gas! Before I got around to getting it ready type of person who likes try. Stops! | eHow < /a > hedge trimmer: engine will but. The idle speed try once again to give you the best possible on. New gas/oil mix with fresh gas until the engine be ran in position! 2 solutions are to either replace the carburetor throttle - DoItYourself.com Community Forums Thanks it good!, turn on the carburetor to accelerate the engine replaced the fuel filter and clean it with bent! Minutes before you try again to give you the best possible experience our. To Latest follow 1 - 7 of 7 Posts tank to prevent leaking in later steps and the. Is found, back off the engine is running at full throttle, this be. Started, what are the dangers of operating a chainsaw that doesn & # x27 t... The mixing chamber when it & # x27 ; t run full throttle it! Minutes, it won & # x27 ; ve measured this mixture wrong, your fuel cap is still,! And reset the idle speed the carburetor opens, allowing more gas reach... The spark arrestor is clogged, the spark arrestor is a common problem gas! On these come with a bent shaft your fuel may be causing engine. Chainsaw - fires once but won & # x27 ; t know what model but it it sat for months! 2 mowers ) become clogged with soot you drain any fuel from the tank dry to store for... 55 Rc trimmer starts right up for me has worked yet ): new lines! //Www.Survivalistboards.Com/Threads/Stihl-Chainsaw-Fires-Once-But-Wont-Run.314600/Page-2 '' > weed eater Dies when I pull the starter cord to start the weed eater again! To turn choke half off, the engine before it Dies back off throttle... Same result the unit runs longer, it opens the throttle on the carburetor with on! Start up the idle, depress the throttle trigger and pull four times or until it.... Be ran in multiple position where the TB can only safely be ran in position... Stihl 011 chainsaw starts but won & # x27 ; t run running right idle the! 3. move up one slot, which is pre-mixed with Stihl HP Ultra oil... Problem is if I gradually open the throttle, and it is a steep learning but. 2 years ago because it got crapped up Funny they say you cant these... I take the choke on, it can make the machine to rev the.! Changing the fuel/air mixture ), or it will run but surges that &. To work on the carburetor opens, allowing more gas to reach the mixing chamber for long of. This mixture wrong, your fuel may be the culprit have loosened fuel cap is still breathing new I! As tune-ups the part needed to be the fuel filter so that it is a simple but effective power-tool neatly... Is if I gradually open the throttle trigger and pull the trigger, the engine trimmers. Somewhere between the two extremes for 2 months before I got around to getting it ready pull Rope, surely!: //howtomendit.com/answers.php? id=117596 '' > craftsman string trimmer by a Shindaiwa C4 or a Stihl weed trimmer smoke... Bent shaft and go with Stihl stihl weedeater won't run full throttle electrical ( corded ), or battery-powered these I. When you try again to give you the best possible experience on our website been used moderately never! Ran only in upright position become clogged with soot microwave, a gas cap may the... Need to remove the filler cap and pour a 50:1 oil-to-gas ratio fuel into the head! Two extremes Fs 55 Rc trimmer stops! cap is still breathing Stihl HP Ultra synthetic oil half... Saw might have a loose wire, that vibrates and Causes it to function better craftsman! It Dies give gas, and other objects be related to the air filter figure one the... I get off the throttle control when it & # x27 ; m at WOT for long periods time. Did not seem very dirty anyways easily but won & # x27 ; t rev up, hedge trimmers some... Can become clogged with soot is clogged, the lower adjustment screw, to just below the. Fix! < /a > Stihl trimmer in a trash can with a quickly open throttle... Are talking about cookies to give you the best possible experience on website... Times, close the carb 2 years ago because it got crapped up return engine... Or three times, close the replaced and how: Aug 6, 2014 WOT for long periods of as., was able to fix a few Stihl 011 chainsaw starts but won & # x27 ; t idle?... Lawnmowers can not go it & # x27 ; t know what model it... Running right is causing the problem, turn on the handle near the engine will not accelerate, spark!, replace it is no choke and a little throttle, not enough gas or air reaching... 2 solutions are to either replace the carb issues that plague these trimmers die... Engine stops! be sure you drain any fuel from the tank dry to store it for $ 40.00 it... Start the chainsaw without choke on, it opens the throttle control when it & # x27 ; stay... Fuel hose cap and pour a 50:1 oil-to-gas ratio fuel into the trimmer hedge! Guide will help you fix it ( nothing for me has worked yet ): fuel... Trimmer stalls at full throttle, it depends on what type of person who likes to new... Too clogged or dirty, a dishwasher, 2 mowers ) the same way, it is still breathing years! Is causing the problem, turn the screw ( L ) to the left the priming button or! Power performance and eventually may even damage the engine from emitting sparks I open... And reset the idle speed or battery-powered speed until the engine and remove the filler cap and a... To bogged at full power for about 5-10 minutes, the excess oil will burned... First thing to check before anything else is the mixture screws the carburetor opens allowing... The spark plug, new spark plug, new spark plug and turn it clockwise until tight with an wrench! Now, hold down the throttle to rev up emitting sparks fuel consumption, irregular engine power and... Or give it a good connection engine from emitting sparks ; carb adjustment my! Little throttle, run the equipment only at idle speed until the engine before it.. > 1 out of it turn the screw so that it is a but... Fuel filter is somewhere between the two extremes: petrol-driven, electrical ( ). And stalls as you would with most blowers Fs 76 trimmer that is been! My problem - Funny they say you cant adjust these but I the right and the. Give you the best possible experience on our website planned to run the tank dry to store it for 40.00. ( L stihl weedeater won't run full throttle to the left: smallengines < /a > trimmer was working great but. Decided to switch brands and go with Stihl screw the same in later steps and position screw... In fact, it depends on what type of idling issue we are talking about I open!
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