The problem I have with my Stihl ms200t chainsaw is it bogs at the initial full throttle from idle then it takes off, besides that it runs great you let it idle a couple seconds or minutes and pick it … read more. The saw starts great idles good but when I rev it to full thottle it is just like you shut off the gas. JavaScript is disabled. 25 degrees out this AM. Bent a hair and that little saw runs like a champ now. Reviewed in the United States on August 6, 2015. I know in your first post you were saying your gas was fresh. The 2-3 hours of running has been in warmer weather. This year however it starts fine but bogs down when I throttle. If you don't have experience tuning a chainsaw its best to learn from someone that knows how. P&P: + £5.99 P&P . All parts that fit a MS 170 Chainsaw . Quick Chain Tensioner. If your saw has a limiter on it you might only be able to adjust in the cut (with the help of an assistant) or with times tests. Stihl 290 revs full then bogs down. Will have to learn how to carb adjust myself definitely tho! ... See the seller’s listing for full details and description of any imperfections. 1; 2; Next. Its the chainsaw on my tag. i can get it to run but it is very touchy. My saws all sit out in the unheated building and I never have any issues with basic tune. Atmos DC32GS with Laddomat 21G, 720 gallon single tank pressure storage with domestic loop, 500 liter Amtrol ASME exp. Stihl MS170 Review If you want a powerful chainsaw, the small model Stihl MS170 is a good choice. Hand Guard. Chadwick 13 July 2018 Find helpful customer reviews and review ratings for QAZAKY Carburetor Replacement for Stihl 017 018 MS170 MS170C MS180 MS180C Chainsaw 1130-120-0603 11301200603 Zama C1Q-S57 C1Q-S57A C1Q-S57B C1QS57 C1QS57A C1QS57B Carb at Amazon.com. no power rpms drop acts like it is going to die let off of it it will pick back up and run fine. Thread starter iod0816; Start date Nov 4, 2011; Forums. The STIHL MS 170 is a small chainsaw that packs a punch It is perfect for cutting firewood and for general garden chainsaw tasks. Muffler. I played with a different batch of 93 and made sure it was 40:1. You must log in or register to reply here. Report abuse. Look at the fuel line closely. tried fuel filter, spark plug, fuel cap. Super Pro 125C,.404 General 30" roller nose bar, http://web.archive.org/web/20051018212959/www.madsens1.com/sawtune.htm. It bogs down it seems and stalls out when I open the throttle. does it run without air filter? Report abuse. Fs 130 bogs down at full throttle after a couple seconds, replaced fuel filter assembly, carburetor is clean, throttle is adjusted right, what am i missing? I'm having trouble with my Stihl MS180 C-BE chainsaw. So this year I put the new Zama pre-adjusted carb on it, replaced the fuel filter, air filter and spark plug. buy an adjustable walbro carb from ebay for about $15.00. In all fairness to Stihl, I think I am to blame here for buying cheap-ass Chinese filters that are too thin to seal out the airborne sawdust. Our repair guide can help you identify the right part to stop your chainsaw’s engine from dying at full throttle. This new carb cured that issue. Gee, I could have sworn that air pocket was out of the gas line! Examine the surface afterward to look for a light line of oil made up of small dots to prove that the oil is emerging from the reservoir. 5 people found this helpful. Close. For me its mostly about high side tune. share. Chain Saw: Engine Will Idle But Dies At Full Throttle . Do not operate the throttle, run the equipment only at idle speed until the engine stops!) The saw starts great idles good but when I rev it to full thottle it is just like you shut off the gas. 2.) dealer. 1,024 Posts #3 • Jan 1, 2008 (Edited) Have you checked the fuel filter? Let it warm in the cab before cutting on the ride there, started 1st pull after first on pull choke. You are using an out of date browser. Stihl manufactures trimmers with two-cycle engines as well as ones with four-cycle engines, and both require a … Carburetor C1Q-S57A. I have a small 011 stihl I use for trimming. The issue turned out to be very simple. The Gear . Carburetor C1Q … Excellent aid to anyone looking to clean their MS170 carb: if particles are going into the carb through the air filter that won't plug up carb. All parts that fit a MS 170 Chainsaw . It happens after it's warmed up and at full throttle as well. Since you "took it for a tune up" take it back, and ask for a follow-up. So after experimentation with the places I buy my gas from, Shell is by far the best (by me). I also adjusted the HI/LOW screw settings. Are the settings off or...? 2,794 satisfied customers. My first thought was that the gas went bad but other tools with the same gas are running fine. Dolmar 7900 24".... X27 and my Titan. yet when it cools some it starts but just bogs down like it has no power. appropriate section of your instruction . It runs fine with the new air filter I have inserted. Only time a I get crazy about tune is timed cuts at a GTG. After running at full power for about 10 minutes, the engine speed slowly decreases until it barely runs. I guess I don't shop at ALL of the gas stations, though, so maybe luck doesn't have much to do with it. Status Not open for further replies. Next Last. starts on the second pull every time, but soon as I turn the throttle all the way up it bogs down and kills. 18 comments. Saw has been mine and only mine since new. Muffler screen is clean. 2.0 out of 5 stars Don't try holdinng your breath until it arrives, and then allow extra time to repair it. And for plain ole firewood cutting it mostly just a summer winter thing. Did you say you got NEW 93 and remixed? I also replaced the fuel in it with the premixed Stihl gas. 4. If I have the choke off it will idle for a bit but as soon as I go to give it throttle it sounds like i bogs down … If you discover that you have enough fuel but your machine does not start, then examine the fuel tubes. I am now using 2 of them at a time to create some sort of seal at the edges when the cover is put on and locked down onto them. Rewind Starter. Verified Purchase. Engine Housing. Quite possibly right on through. Quadrafire 4100I. I have a small 011 stihl I use for trimming. Look for cracks, also look for it to become soft and gummy. My suspicion is contamination via the air intake 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. If you look at the messages I quoted above, you'll see that others have found the same issue. Verified Purchase . Ms170 vs ms180. If the filter significantly changes the air flow, the mixture must change. Air Filter. By J.D. £14.91. Checked the spark arrester, it's like new. Stihl MS 170 Chainsaw (MS170D) Parts Diagram Select a page from the Stihl MS 170 Chainsaw diagram to view the parts list and exploded view diagram. Not a daily temperamental deal. I got a Stihl backpack blower at the start of this season which I really loved. if all good then yr filter is choking it. save hide report. turn the low screw 1/4 ccw and mix 50:1 be safe with the big saw! The purpose of the carburetor is to mix air and fuel before it's ignited in the chamber. Show off your Stihl equipment, jobs you've conquered, or get help with questions. I like mixing at the pump too. Fs 130 bogs down at full throttle after a couple seconds, replaced fuel filter assembly, carburetor is clean, throttle is adjusted right, what am i missing? Clean out the screen in carb like moutainlake suggests. Pages in this diagram. It does have a cold air intake setting but nothing other than that. Retro fitting an adjustable non EPA carb onto a Stihl 017 that's Bogs Down in place of the EPA non adjustable carb to bring it back to life. I. iod0816 Member. … This new carb cured that issue. 18 cords on hand. My neighbor's Stihl chainsaw was bogging down so I said I'd take a look at it. It bogs down it seems and stalls out when I open the throttle. tank, Husky 359, Ryobi splitter, Mean girlfriend(good dancer though). This season I had terrible bogging when throttle was applied. 4. 1.8k members in the stihl community. Took weeks to arrive from China and then visibly defective when delivered. Changed the fuel line and filter. I had an 017 at work that would do the same but eventually just wouldn't start, I took the carb apart and cleaned it but had to throw it back together because more important things came up, sent it to a dealer who said it was dead, year or so later last month pulled the carb apart and found out needle valve lever didn't have enough bend to open the needle valve. Weather is 30-50 … Trimmer: Engine Will Idle But Dies At Full Throttle . When my Stihl Weed eater ran at Idle but bugged down and died when I gave it it a little extra trigger, my problem was just a simple matter of the gas having gotten too old. My 1997 Stihl TS 510 Brazilian made cut off saw (same metal base as a chainsaw, carb's a Tillotson) ran well for 10 minutes, then lost power if under load, but would spin up if not under load and sound ok, but bog down again if loaded. I took the carb off and dismantled it; blew out the jets, eyeballed everything. It will not run at full throttle. No bogging and just cut a cord of black locust... Can it really be that sensitive to the amount of oil? Spark plug and chain are new. Fs 130 bogs down at full throttle after a couple seconds, replaced fuel filter assembly, carburetor is clean, throttle is adjusted right, what am i missing? I d say the power is half of what it was when running great. You need to ease into the trigger and build up the rpm's. When I started cutting with it, it would bog down and then I would stop and rev the engine. Its done by sound and its impossible with words to explain what 4 cycling sounds like. Posted by 18 hours ago. It's not very old. My trusty (10 yr) old Stihl 16" chainsaw is starting fine (have to choke once until it kicks - which has always been the way) but it will only run for 20 or 30 seconds and then dies. Probably don't even need a kit. no power rpms drop acts like it is going to die let off of it it will pick back up and run fine. It may affect idle so that may need changed too. I have to keep revving the throttle to get it to come around. 4. You can still dispense the right amount somewhat accurately. JavaScript is disabled. STARTS AND RUNS. Chain spins freely. I use Stihl or Echo The 50:1 mix is usually recommended but in hot weather i go a little heavier with the oil like a 32:1 or around there. Carburetor C1Q-S57A. Carburetor C1Q-S137 BR. P. panic101 ArboristSite Lurker. Since the tune, I've ran about 2-3 and noticed with this particular can it's been bogging and stalling. If the saw drops at full throttle, not enough gas or air is reaching that chamber. A Stihl mechanic on here said its a carb issue, mostly from ethanol in fuel. I feather the throttle, it revs then bogs again - Answered by a verified Technician We use cookies to give you the best possible experience on our website. The top end tune is very important. The throttle position sensor is key to getting the desired power and fuel efficiency from your vehicle in any driving situation. If you burn it over 30 days, big... Bogging was from 15 to 30 day old gas from cheapo mart... And there really isn't a price difference! stihl fs-80 bogs down when I go full throttle, also sometimes will just shut off. I can keep it running if I feather the throttle, but it still wants to bog down and quit. Any difference in the sources of the gas from the first time and gas you used today? STIHL recommends the use of STIHL MotoMix ® fuel which is pre-mixed with STIHL HP Ultra synthetic oil. Back out 1/8 turn at a time and try. Bar nose sprocket turns easily. I can’t say there was one time in particular, but I guess mostly when I put the saw under a load. For a better experience, please enable JavaScript in your browser before proceeding. Last season (the first) it ran like a champ. Over the past week, I ve noticed to power is WAY down. If its a tune fix then its the Low speed screw. I'd just take it apart and clean it. ... WE LIST THIS AS SPARES OR REPAIRS AS IT BOGS DOWN ON FULL REVS AND UNDER LOAD , SO WILL REQUIRE SOME SERVICE WORK AND TUNING UP. the sawdust will go into the engine not into the passages of the carb. I'm currently having the same problem with mine which is over 2 years old. 14'' Chainsaw Guid Bar For STIHL MS170 MS171 MS180 MS190T MS211 MS230 MS2. I'm looking at getting either an ms170 or a ms180 and wondering what differences there is between other than engine size. Kept bogging down at full throttle. My Stihl Weed Trimmer Is Dying at Full Throttle. Now the saw starts and runs, but wants to die under load. I have a stihl blower that starts and idles fine but bogs down and cuts off when I try to throttle up. 120 ft hank of rope and a small tool box​. Even then, give it some gas and it would just want to bog and die. I replaced the carburetor, spark plug, and fuel filter, but no change. My faithful stihl 024 chainsaw would start but not run today. Stihl chainsaw carburetors usually have three adjustment screws: one each for idle, low speed and high speed. User account menu. It starts quickly, cuts quickly and smoothly and makes easy work of removing tree branches, cutting firewood, or any other task that calls for a chainsaw. The engine boggs down under a load and when just reving the saw. MS170 is 2 years old, suddenly developed a bogging out problem in the middle of a cut. Took weeks to arrive from China and then visibly defective when delivered. 3. See the seller’s listing for full details and description of any imperfections. Fuel filter is clean. it needed a bar and the fuel tank vent so i went and bought those and installed them. When it gets real cold like 10 degrees I do richen up the high side but rarely need to adjust the low. For a better experience, please enable JavaScript in your browser before proceeding. Reviewed in the United States on August 6, 2015 . There is a fine screen over the exhaust called a spark arrestor. If that doesn't work a new carb. Nov 4, 2011 #1 Its the chainsaw on my tag. Only use high grade oil - it doesn't cost but a few pennies more. This ensures a constant maximum speed. It may not display this or other websites correctly. ADVERTENCIA Para reducir el riesgo de lesionarse como resultado de un culatazo, utilice la barra y la cadena de contragolpe reducido de la forma especificada It takes a keen ear and sometimes a tach to get it just right. try some seafoam, fixed my problem that was similar. Re: Stihl trimmer bogs down Fitted new carburetor and we went to boggin down again.Spoke to small engine mechanic last night and he said you got sent a bad carby. Bet there is some crud in there. These kinds of carbs cannot hold a constant fuel/air ratio as air flow changes. So anyhow, I've ran about 25 hours and took it for a tune up. Briggs-Fan. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. IRIS'S MOM. I have replaced the spark plug (properly gapped), rebuilt the carb, replaced the fuel line and the fuel filter, cleaned out the chain brake and the clutch and cleaned the fuel tank air pressure stabilizing valve. Where do you think the sawdust will go, just evaporate into thin air? Re-chocking (once until it kicks) gets it running again for another 20-30 seconds. You don't have a winter setting like on some of the stihls, do you? I guess I read the the post but ignored that last part. Someone reviewed these typical aftermarket air filters on Amazon like this: Filters are much too thin. ;-). WE LIST THIS AS SPARES OR REPAIRS AS IT BOGS DOWN ON FULL REVS AND UNDER LOAD , SO WILL REQUIRE SOME SERVICE WORK AND TUNING UP. If I open the throttle fully it quits instantly. Intelligent engine management is active even during uncontrolled rich come-down at full throttle. Posted by 2 months ago. Maybe I'm just lucky, but the gas I get around here all seems to be pretty good. Read more. Ms170 vs ms180. Although certain unauthorized attachments are useable WARNING To reduce the risk of . Steve. am I looking at a carb rebuild. the saw seems great the only problem is at full throttle it bogs down. Ignition System. Don't think I have anything left. Weather is 30-50 when I'm cutting and I'm trying to run 40:1, 93 only. I was considering carb rebuilds, and because the gas was ethanol gas, I chose to pull it … surprisingly some new gas and it started right up.it ran perfect for around 15 minutes, idled and throttled up fine. I run a tiny Stihl MS150. Many times at GTGs we would tune each others saws while in a cut. So anything that causes a change in air velocity through the carb will change the mixture, but these carbs are non-adjustable. If your chainsaw engine dies at full throttle, check the following parts: the carburetor, fuel lines, fuel filter, air filter, and muffler. My Stihl MS 250 chainsaw engine would bog down at the strangest times. Have a 4-year old Stihl FS45 trimmer that has worked flawlessly every season. Oct 19, 2009. Haven't had to do one thing to it in 10 years. Pages in this diagram. Misses and backfires a little. MS 170, MS 170 C, MS 180, MS 180 C. instruction manual.) YEAR 2004. It bogs down it seems and stalls out when I open the throttle. save hide report. Main Hearth Forums. Complete with the same design features the professionals depend on, the MS 170 is lightweight with just the right amount of power— perfect for residential cutting and trimming of small trees, firewood or storm clean up. If you just pull the trigger quickly and try to go full throttle it will bog down. This is a Sthil FG75 Blower with a Zama C1Q carb, the carb does not have a H and L adjustment screws, only the single Main Fuel Adjustment screw. Ah hell, got inside the carb but while removing the little brass jet, which was screwed in, Fine sawdust is very unlikely to build up in the parts of the carb exposed to the intake air. Ok, oh great wizards of small combustion engines, I have a problem that really has me confused. Noticed the fuel line was seriously degraded. If enough chit went through the filter, where do you think it went? The repair and symptom guide will help you better identify the part needed to be replaced and how. I drained the gas, put a new plug in.....still no luck. Kept bogging down at full throttle. I'm getting good spark and my exhaust and spark arrestor are clean. Is it the weather? Handle frame . Stihl MS 170 Chainsaw (MS170D) Parts Diagram Select a page from the Stihl MS 170 Chainsaw diagram to view the parts list and exploded view diagram. Posted by 2 days ago. Thread starter panic101; Start date Oct 19, 2009; panic101. When I am filling for a fishing trip for the 9.9 merc I mix 3 gallons and fill other containers with that. I have a four-year-old Stihl SH 85C blower that has developed a problem the last three times I have used it. BUYER TO COLLECT FROM OUR STORE NEAR BANBURY … Chainsaw Bogging with throttle pressure. Might want to get a look at the P&C before you buy anything else. i got this stihl 021 free from a friend. its been stored inside for around 8 years in a case.prior to that it was barely used. small engines blower bogging down at full throttle poulon ppbv25 blower has less than an hour use ... of it when i gave up the tank was half full but the next leaf blower bogs down on throttle ideas jump to latest when my stihl weed eater ran at idle but bugged down and died when i gave it it a little extra When you depress the trigger, a vent on the carburetor opens, allowing more gas to reach the mixing chamber. It will go through the engine, possibly causing wear on piston and some carbon buildup. A common reason for what causes a gas weed eater to bog down is actually insufficient fuel. Once it did start it would bog and die with little throttle. To check whether this could be the cause for your problem, check the amount of fuel you have in the tank. Gas is fresh. Well suited to domestic users, the MS 170 chainsaw has been fitted with the STIHL anti-vibration system for comfortable use. The problem I have with my Stihl ms200t chainsaw is it bogs at the initial full throttle from idle then it takes off, besides that it runs great you let it idle a … Jan 4, 2010 126 Someplace in WMass. Even Stihl makes heavier filter to try and keep sawdust out of engine. Too leen could lead to premature top end failures and too rich your loosing power. Stihl BG75 Blower surging at WOT. Prolly sneaking some more ethanol or other fillers in... Glad you got it pinned down. ... share. Would take 2 to 3 together to work right. The machine is designed to run full throttle. Go. Weather is 30-50 when I'm cutting and I'm trying to run 40:1, 93 only. 1 of 2 Go to page. 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. those passages are affected by what is in the gas tank. STIHL MotoMix ® contains no ethanol and has a storage life of up to two years. 2.0 out of 5 stars Don't try holdinng your breath until it arrives, and then allow extra time to repair it. STIHL MS 250 WARNING To reduce the risk of kickback injury use STIHL reduced kickback bar and STIHL low kickback chain as specified in this manual or other available low kickback components. I looked at the manual and tried what it suggested. It acts like it is not getting fuel. Point the tip of the chain saw blade at a light-colored surface and allow it to run at full throttle for 45 seconds. 39B25E8A-293B-42E7-8DE1-943AB026A2EA.jpeg, BFA1D4DD-737A-4B73-B4FF-F440B5C886A6.jpeg, 888A5D3F-13C0-4D03-AAC6-F91D1E8DD757.jpeg, 1234B877-B08C-4178-8C84-62510FCE5D3A.jpeg, 8C7B60B8-597B-4349-A812-70251BA441D1.jpeg, Home Made Pellet Stove Controller (2).JPG, 71A87E55-8AA5-4F49-99FE-9B2E3AE0DDC2.jpeg, B51E5072-2B82-4EE7-98B9-A2C979813827.jpeg. Last, but not least, check the tension of the chain on the bar to ensure that it's not adjusted too tightly. I have big saws but now only use this small chainsaw because a back injury means I cannot handle the heavier ones. stihl ms170 bog down. It idles great (would idle all day if I let it). Damaging the carb with full throttle = no - no break in period. Oct 19, 2009 #1 i just purchased a stihl ms170. I'd look at the gas before the oil. If the engine speed exceeds the upper limit of 14,000 rpm the mix is enriched to bring the speed back down to 14,000 rpm. As has been stated B4- play with the carb settings. Cylinder. Air Filter. I checked the - Answered by a verified Technician ... My 1812 runs very rough, idles a little high a low idle, and a little low at full throttle. I'll add roughly half the required amount of fuel to the can, it doesn't have to be empty if you are mixing at the pump. I had to feather the throttle just to get the RPM's up there. If you can swing the extra cash, the MS 250 is the best value in the “homeowner” line, and it will give you the best power to weight ratio for the money. ... FOR SALE BY AUCTION WE HAVE THIS USED STIHL MS170 14" CHAINSAW. The carburetors used almost every Stihl power tool is called an all position diaphragm with integrated fuel pump. Fuel is fresh and correctly mixed. I would get it going again and the same thing would happen. Only attachments supplied by STIHL or expressly approved by STIHL for use with the specific STIHL model are authorized. Good point, Jay. Joined Oct 28, 2008 Messages 26 Location enfield,ct. IRIS'S MOM. I'm very good at tuning and still when I raced I had someone even more experienced tune my saw to get a few hundredths a sec more from it. 5 people found this helpful. They will plug the airflow or fuel flow, I will find out which today. Put in new gas mix. After a year of use the thing was completely fouled up. If you burn it same day, little difference. 3. It just bogs down in the cut. KICKBACK
2020 stihl ms170 bogs down at full throttle