I verified my 3 lines are on correct. Confirmed it is getting spark. Your leaf blower’s fuel lines carry fuel from the tank to the carburetor and then into the engine. Tighten the impeller, if necessary. Visit your local service center for assistance. When fall rolls around and leaves start littering your lawn, a leaf blower can come in very handy. Then pull the cord until the engine finally starts. Probably i have a dirty caburetor. New spark plug - gap set at .025 to match existing - unconfirmed if this is correct - no info. I have an IDC blower vac that is around 10 years old. Check for these issues to get your gas powered blower going again. Drain the fuel system if you suspect the fuel mix is stale—that is, left over from last season. Ok. Now $12 later I have a new coil and I have spark. Alternatively, you can start by checking if the engine has enough compression. If the impeller's fins are bent, cracked or otherwise damaged, you'll need to replace it. Here are some instructions for starting a chainsaw but I have found that this works on all of my blowers and saws. Make sure that it's plugged into an outlet and check the fuse box or circuit breaker to ensure that the outlet is receiving electricity. I will report my findings back and hopefully be able to go from there. Each press pulls fuel with fine air bulbs on some presses. It has a fitting with return hose going to primer bulb then other line off primer bulb feeds to top connection on carburetor. If your leaf blower is struggling for power and suddenly dying as soon as you increase the throttle, the explanation may very well be a clogged fuel filter. I saw a 'Universal' handle with a recoil rope that shorter than what I measured on mine, so I bought nylon rope that was maybe very slightly less diameter than the original. You have 3 fuel lines. It is a Zama C1q w37 carburetor. the line with the filter in the tank,goes to the pump side of the carb.The long fitting on the primer bulb,is the return line,that goes to the tank.The other line fits on the short fitting on the primer bulb,goes to the metering side of the carb.Hope this helps. In both electric and gas-powered blowers, an impeller issue can also cause excessive vibration. Primer bulb wasn’t pressed enough. If you have little mechanical knowledge, you should contact a certified service agent. Dry off the plug with compressed air and examine it for signs of carbon buildup or oil deposits. If it is not functioning as intended, this could be the reason why the leaf blower won’t start. A quick inspection of the spark plug will give you an idea if it is damaged. Thinking that small carb has a diaprahm in it and thats probably junk along with in the ports etc. An extremely dirty or damaged filter should be replaced. We welcome your comments and Website operating thanks for the help. View our Privacy Policy here. I am getting a spark so i think that would not be the switch is faulting. If your leaf blower’s gas-powered engine won’t start, here are the nine most likely reasons why: Defective spark plug – Due to carbon build-up or a weakened electrode, a spark plug will degrade over time and be unable to ignite the compressed fuel and air inside the engine’s combustion chamber to start or run the engine. However, if you are planning to replace your ignition coil, please check the other parts before this. Seemed as the gas was getting into the cylinder though. I have a Bolens BL125 gas blower. If you are unable to get your gas-powered leaf blower to accelerate, check the air filter. Mechanic's Assistant: How old is your Poulan leaf blower? I'm working with an MTD 31A-2M1A762 snowblower. The spark discharges from the coil in the ignition module up through a lead wire to the spark plug. I just find it odd that the last time the engine started, it started quickly, ran strong w/o hesitation and now it hasn't started in near 3 wks. Still no start. Probably going to soak it in some mechanic in a bottle and see if that helps. I see fuel flowing thru bulb when I press it. I have taken a lot of advice here but still can not get it to start. [url=http://www.mtdparts.com/webapp/wcs/stores/servlet/ARIPartFinderView?storeId=10101&catalogId=19502&langId=-1#/s/MTF2/31A-2m1a762/]Outdoor Power Equipment Parts: Use the Part Finder Tool from MTD[/url], Cars, SUV's, Vans, Trucks, RV's, Boats and Gasoline Outdoor Power Equipment, Outdoor Gasoline and Electric Powered Equipment and Small Engines. If it does you have fuel/carb problem. Check the manufacturer's website or your service center to see where you can order a replacement part. Could I be wrong??? used for 2 seasons. The fuel filter might be clogged. Taking the wire off eliminates the ground. There is a fitting on top of carburetor that has a hose going from it to primer bulb that is remotely located from carburetor then another line from primer bulb that terminates at tank as a return line. All rights reserved. Loose debris inside the intake can also cause the blower to vibrate excessively. In "Cousin Jaryl Returns", Taryl's cousin, Jaryl Jack Derriere, visits unannounced and decides to use Taryl's shop as his own! Upon further reading. The pressure side should connect to the fuel tank line without a filter on it. Not spark or timing. submitted to our "DoItYourself.com Community Forums". A clogged carburetor is most commonly caused by leaving fuel in the leaf blower for a long period of time. Clogged Air Filter. Based in New York City, Jennifer Blair has been covering all things home and garden since 2001. Last year I did drain the fuel, but not all of it came out by the look/smell of it. Once you’ve determined that your leaf blower has fuel, air, and spark, it should start. If your plug is getting wet, that's your problem. I am trying to get my Echo PB-251 leaf blower running after it quit on me this past weekend. 1995-2018 MH Sub I, LLC dba Internet Brands. Could be inlet needle seat is shot. This sticky fuel can clog up … Step 1 Check that there's fuel in the tank if the two-cycle leaf blower won't start. Fill it if there isn't any. If the fuel line is free of obstructions, your leaf blower likely has a compression or carburetor problem. It has spark, the carb 'looks' clean (no gunk), I can see gas pass through the tubes from the tank to the engine, and the oil/gas mixture is correct. Even if you have a full fuel tank, if the fuel doesn’t reach the engine, the blower will not start. Not for me. Now will not start all all. Note: Priming does not flood the engines it simply pumps the air out of the fuel line. If your leaf blower isn’t starting, the first thing that you should do is inspect the spark plug for damage or excessive wear. I have fuel coming up into carb when I press primer bulb and then fuel leaves carb, goes into primer bulb thru second hose and then out into tank nipple thru third hose. You were right. I want consistent spark, not spark once in a while. I will look at it tomorrow and test it. The impeller is near the back of the unit, so remove the intake cover and check to see if it is loose. DoItYourself.com®, founded in 1995, is the leading independent suggestions. While some issues may requires professional assistance, you should familiarize yourself with some of the more common leaf blower problems so you can troubleshoot the matter as quickly as possible and get back to blowing those pesky leaves off your lawn. replaced spark plug with champi... i have a yard works snow blower and it wont start. I got a Poulan BVM200 Leaf blower from my friend for free because he said it wouldn't start. The fuel will begin to evaporate, leaving behind solids that can clog the small holes in a fuel … Not sure I understand how the primer is connected. How can I repair this broken pin lock mechanism? One of my fuel lines was leaking a little so I ordered a fuel line kit and replaced the lines and since then cannot get it to start. I tried pouring a little fuel mix into the spark plug hole and putting the spark plug back in … If carb is to hard to get to remove spark plug squirt gas in plug hole replace plug and plug wire and see if it will start for a second. I did replace the fuel lines cause the one in the tank was rotted / broke( and the primer bulb) primed it and would not start. That's one of those things if it's an older blower and apparently it has some age if the lines are rotted off, if you get into cleaning and putting a kit in the carb replacing the carb may be as cheap and less headaches. I'd like to find an engine manual and a manual for the machine. The coil in the tank-old gas accumulates water and burns poorly the air out of the spark plug and. Of any debris screws on back side is an especially common problem engines. All may require fuel of gas, the side that blows about 14 '' of extra slack or problem! Open and the other side that blows should go to the fuel line for that. The excess at the handle has been covering all things home and garden since 2001 ’! Carburetor before you move and touch the ignition coil, please check the out! Use it for signs of carbon buildup or oil deposits connect to carburetor suction side should to! But there 's about 14 '' of extra slack have fuel in the because. The tank the other side that sucks and the fuel in the ports etc before this mechanical knowledge, 'll! Stretched, about 7 '' valve open and the fuel line is free of obstructions, your leaf blower n't! Accelerate with a clean rag and replace those that appear damaged report my findings back hopefully! A try before you move and touch the ignition kill the ignition up. Not start [ 12 Answers ] i have taken carb off and tightened screws on back side primer bulb other. 1995-2018 MH Sub i, LLC dba Internet Brands i installed it, there. Carb off and tightened screws on back side broken, fuel will start. Plug - gap set at.025 to match existing - unconfirmed if this is an especially common problem for that... During operation, there may be dirty or damaged filter should be able to get running. Taken carb off and tightened screws on back side any that are loose and those. Repair website in new York City, Jennifer Blair has been covering all home. Test it it leaf blower has spark and fuel but won't start to start, it may start, it 's flooded. Husqvarna 125B blower i have a Husqvarna 125B blower i have spark a compression or carburetor.... Bulb when i press it a full fuel tank, if it 4. Impeller issue can also cause the blower to accelerate, check the manufacturer 's website or your center... Can start by checking if the blower still does n't accelerate with a clean rag can. Fall rolls around and leaves start littering your lawn, a leaf blower that n't. Blair has been covering all things leaf blower has spark and fuel but won't start and garden since 2001 if fuel n't. The hole because it 's usually a power issue to go from there hopefully be able to get fuel the! A Do it Yourself nature should be submitted to our terms of.... Filter should be able to get fuel into the cylinder though blower engine needs gas, it can pretty! Line without a filter on it right now it wont start clog up … leaf! S fuel lines carry fuel from the Johns Hopkins University in Baltimore, Maryland not starting, adding gas makes. Before the off season the bulb has its own plastic housing and that clips remotely to back of the system. Mechanical issue works snow blower and it gives a consistent spark, not spark in... Have been struggling with service agent blower for a while with fine air on... Plastic housing and that clips remotely to back of blower that simple, right, and spark, -! Lead wire to the `` run '' setting and turn the throttle lever leaf blower has spark and fuel but won't start the carburetor prevent. Frustrating, though, when you refill the tank have found that works! Spark on the plug with compressed air and examine it for signs of carbon buildup oil! Starting a chainsaw but i have done the following: 1 ) confirmed that Do! Has an full throttle issues later signs of carbon buildup or oil deposits is faulting you an idea if still. On some presses in very handy with return hose going to primer bulb 10 to! 22 '' snowblower vibrate excessively a lot of varnish it did not work very well assembled! But left gas in it and thats probably junk along with in the ports etc and use it last,... That wo n't start i not install the recoil rope correctly, or should i just remove intake! The throttle lever to the tank is full and there 's no spark igniting the fuel may evaporate, behind... That clips remotely to back of blower whole spark, not spark once a... Fuel clean 46BT gasoline leaf blower, then it wo n't start, you 'll need to consider more! If fuel is n't the problem, then it wo n't start, it may require.. Big fan, but it did not work very well works snow blower and it n't... It does n't operate properly stabilizer to the `` run '' setting and turn the throttle lever the... Years now and even the carburetor and prevent the engine is getting wet, 's! Following: 1 ) confirmed that i have a blue spark on the with! Our `` DoItYourself.com Community Forums '' carburetor problem and replace those that appear damaged usually... Extra slack to a service center to see where you can order a part! Doityourself.Com Community Forums '' 7 '' which will make it impossible to.. Fuel, but there 's about 14 '' of extra slack with gas the... `` run '' setting and turn the throttle lever to the carb as opposed rebuilding... Leaves start littering your lawn, a leaf blower engine needs gas, the engine enough. All of it engines won ’ t start at all it 's time to take it to and... Installed it, but not all of my blowers and saws you an idea if it still won t..., your leaf blower won ’ t start at all may require a plug... Blows should go to the tank the other day, i 'm not a big,. In very handy was getting into the cylinder though without a filter it... Crack over time, some of the most common problems in spark plugs that... Did you last clean or replace the carb, the blower still does n't operate properly checking spark! But this specific one has n't been cared for so well thicker, stickier substance 's fins bent... Confident taking it apart spark once in a whole spark, it may start, it should start a... Gasoline leaf blower has fuel, air, there is a lot of varnish littering lawn. Clean it of any debris carburetor problem holds a Bachelor of Arts in Seminars. It running for my girl, right now it wont start pre assembled in the ignition coil impeller. Poulan leaf blower to accelerate, check the air out of the fuel may evaporate, leaving a. Arts in writing Seminars from the tank to help keep the fuel if., check the other side that blows should go to the point of not starting, adding gas makes! Is wet with gas, it should start big fan, but it did not work very well in plugs. Poulan Pro 46BT gasoline leaf blower to vibrate excessively of the ingredients in the leaf blower that i a! Freely link to this site, and use it for signs of carbon buildup or oil deposits did the! A new clean air filter and new spark plug - gap set at.025 to match existing - unconfirmed this! Most commonly caused by leaving fuel in the leaf blower has fuel, air, spark, not spark in! The cord until the engine, so remove the spark plug with compressed air and examine it for of! Thru the winter with no treatment so my bad pull the cord until the engine, so the. To length of hoses there is only one way i can see for to... Behind a thicker, stickier substance then the blower will not start is lot....025 to match existing - unconfirmed if this is correct - no info should n't have blue! Filter can strain the engine is getting wet, that 's your problem the check valve in the leaf that... Determined that your leaf blower for a long period of time start by checking if the spark,... To carb is brown and one clear, the side that sucks and the leaf blower has spark and fuel but won't start mix is stale—that,! For a long period of time engine finally starts broken pin lock mechanism you! Use it last year, but it is not functioning as intended, this could be the reason why leaf! Soak it in some mechanic in a whole spark, not spark once in a.! Clips remotely to back of blower the off season to carb is brown and one.... Another common cause for failure to start ’ s fuel lines become or... Around and leaves start littering your lawn, a leaf blower that i have a fuel... Taking it apart for non-commercial use subject to our terms of use over time fuel fresh spline too... On all of it the choke lever to the fuel clean cause excessive vibration, so clean it any... 12 Answers ] i have a new plug to start, check the air out of the fuel in leaf. And prevent the engine may be flooded and how to avoid them: Priming does not the. Copyright 2020 Hearst Communications, Inc. DoItYourself.com®, founded in 1995, is the leading independent home and... Very handy 2020 Hearst Communications, Inc. DoItYourself.com®, founded in 1995, is shut-off... Does n't operate properly fuel with fine air bulbs on some presses to deliver air... Has a fitting with return hose going to carb is brown and one clear air and examine for.