Won't PRIME. I replaced the bulb and it will not get hard. Find spare primer bulbs for lawnmowers, chainsaws, grass trimmers and more online from Mower Magic. posted 1 year ago. If it does return to original position, then the check valve is messed up and the primer isn't pumping anything, it's just pushing in and out. 1995-2018 MH Sub I, LLC dba Internet Brands. Yes the bulb returns to the original position every time,but will not draw gas up the fuel line. Thank you for your help. When working with fuel problems, test the machine in an open well-ventilated area. Loosen and replace the fuel tank cap if the fuel level is normal. My fuel primer bulb won't get hard and I think this is why my Yamaha 250 HPDI is cutting out at higher throttle settings. 5. Lawnmower PRIMING Button PROBLEM can be FIXED. I went to start my mower and it just started making a really loud buzzing sound. Craftsman mower 10 t0 15 - Answered by a verified Technician Fill the tank nearly full if the fuel tank is empty or nearly empty. Briggs & Stratton Primer Bulb Bubble Pump 694395 Briggs And Stratton | Ref: BP694395 Briggs & Stratton Common fit Primer Bulb. When the gas leaves the fuel tank it enters a plastic hose that connects the tank with the carburetor. If you put your finger over the suction side and press the primer, it should not return to the original position until you let your finger off and it … Replace the spark plug and repeat the usual starting procedure. Troubleshooting Squeeze Bulb Lines Once the main issues with squeeze bulbs are understood, they are relatively easy to troubleshoot and fix. Questions of a Do It Yourself nature should be Still no go, if you say primer bulb shows fuel in it, and you press the primer bulb say 10x and choke on and still no fuel in engine, the carburetor is either not adjusted to allow fuel to enter engine, new carb. Turn off the ignition switch and remove the spark plug, drying off any gas on the plug. After it cool for 20 minutes it starts again. I am completely stuck. Inspect the clear tube at the output of the primer bulb. Opening the tank equalises the pressure. Reconnect both the primer bulb's line and the new fuel line to the carburettor. M. mandy. The primer bulb on a Briggs and Stratton 5 horsepower engine is located on the back of the air filter assembly next to the carburetor. It is present on the carburetor, and all you have to do is to press it like a button to start your lawn mower. WILL NOT Cold START. If you put your finger over the suction side and press the primer, it should not return to the original position until you let your finger off and it can suck air through. Craftsman Lawn tractor. June 25th, 2013. Discard dirty gas and replace with clean gas and oil mix. Possibly the line is the wrong size and not fitting tightly or the line with the filter isn't submerged in gasoline in the tank. History. Did that "new" Carb include a new Primer Bulb ? The bulb has no hole, the fuel goes in real slow, and once I prime it it take forever to prime again, u said the big line is the feed line is that were the fuel filter goes, because i have the fuel filter on the small line thanks. Occasionally, a lower air pressure in the tank compared to air pressure outside the tank can interfere with priming. If this doesn't take care of it, then it's time for a carburetor cleaning and re-build. Replace the fuel line and fuel filter. Replace and reinstall new parts. A clogged air filter or tight fuel tank cap that fails to vent properly can create a vacuum as the primer drives air into the fuel tank, failing to force the bulb back out. I'm assuming the battery ran out. Primer bulbs have an important function, they add extra gas to the engine in preparation for a smooth start. suggestions. View our Privacy Policy here. Loosen and replace the fuel tank cap if the fuel level is normal. Young's articles have been published in "Tai Chi Magazine," "Seattle Post-Intelligencer," Sonar 4 ezine, "Stars & Stripes" and "Fine Woodworking." Mow Spares : Primer Bulbs - Accessories Trimmer Parts Maintenance Lawnmower Parts Drive Belts Chainsaw Chains Chainsaw Accessories Brands / Distributors Greenhouse Parts Garden Shredder Parts Batteries, Chargers & Leads Garden Vac / Blower Parts Grass Seed Clearance Stock Trimmer Parts, Chainsaw Accessories, Chainsaw Chains, Mower Parts, Drive Belts, blades, rotary blades, lawnmower, … Turn off the ignition switch and remove the spark plug, drying off any gas on the plug. faulty, … 10xcarburetor Snap in Primer Bulb Fuel Pump for STHIL Homeliter Ryobi PO Mj69. Is this usually a easy fix or is something usually broke inside. 15 answers. The purge/primer bulb on my poulan chainsaw is damaged. I would check the primer bulb operation. Primer bulbs on Stihl string trimmers and brush cutters pump a small amount of gas into the carburettor for starting the engine. He has worked as a foundryman, woodturner, electronics technician, herb farmer and woodcarver. Yes the brand new carb came complete with the primer bulb. to this site, and use it for non-commercial use subject to our terms of use. Gaskets. Work on high ground, not in a depression. Primer bulb on a briggs 6.5hp push mower wont't prime. Pull out the primer bulb and the attached fuel line. Been there,done that.I have spare fuel line & a spare(used) carb connected to a can of gas.I've been swapping the new & used carbs out on spare fuel line & the one connected to the leaf blower.Both carbs will not draw fuel.That was the reason I bought a replacement. Thanks, Cars, SUV's, Vans, Trucks, RV's, Boats and Gasoline Outdoor Power Equipment, Outdoor Gasoline and Electric Powered Equipment and Small Engines, Echo 2100 power blower, primer bulb wont fill with fuel, How to get 120/240v from generator into my house. Check the gas tank next if the clear output tube shows no fuel present. Carburetor Primer Bulb for STIHL Fs80 4112-358-2500 Kawasaki Replacement 10pcs. Locate the primer bulb. Check for gas again. Stihl recommends service by a qualified technician if the fuel system or pickup is faulty. If gas is present in the tube, the system may be flooded with gas already. Check the fuel itself for debris. Two-cycle engines should operate in any position without fuel leaks. Young graduated from North Seattle Community College with an associate degree in applied science and electronic technology. Runs for about 20 minutes and then stops running. Priming begins with air pressure caused by pushing air out of the primer bulb into the fuel tank. Primer bulb won't fill; Primer bulb won't fill. Hi, I have a Poulan WT 200 leaf blower with a. I also tried the old carb (with new fuel lines) & it won't prime either. It is the easiest way to use a lawn … Primer bulbs get a ton of use and as they’re made from rubber perish over time. 06-17-2012, 05:02 PM. Without the extra gas the engine likely won’t start, or starts and stumbles. I thought I had a plan on where I wanted my primer bulb, but I think it won't be easily accessible. Its the L17.542, Troy Bilt weed eater TB625 EC pull start not turning motor, I have a new Troy Bilt weed eater TB625 EC (only used 10 times or so only a few months old) the pull rope pulls and retracts but does not turn the motor. As spilt fuel evaporates, explosive fumes pool in low-lying areas. Open the choke and pull the starter rope several times with the piston chamber still open. Allen by Manage My Life. To check whether the priming system is working, fill the tank so the line with the filter is submerged, but the other return line is above the fuel level. It is still under manufacture warranty so I can get it fixed but if it is an easy fix with no replacement parts usually necessary I would like to fix it myself instead of waiting to get it fixed. If the bulb feels soft at all, it's definitely bad. Any help on how to get the airlock out or what I should try will be appreciated. Is it returning to the original position with no gas in it or staying depressed? problems contact webmaster@doityourself.com. 0 votes Allen, ... Craftsman 917.289220 won't move. Rotate the machine to different positions and check for leaking fuel. Bits of grass or dirt in the gas could block the fuel pickup. Pressing the bulb only sends more gas to the carburettor. pressed down, draws fuel from the fuel reservoir and into the carburetor. Always replace the cap before attempting to start the trimmer. Faulty Primer Bulb. Easiest way to replace pressure regulator valve, Ecobee humidifier wiring with transformer. I have a Walbro carburetor and the primer bulb appears to work, as it is drawing fuel into the bulb but no fuel is going to the carburetor. So I might be able to tuck it in about the filter. PRIMER BUTTON will not work. Pressing the bulb only sends more gas to the carburettor. I would check the primer bulb operation. Unscrew the primer bulb from its seat. Had to just let the noise happen until it died down. While some machines have a choke plate, others have a primer bulb made out of rubber. The priming system must be airtight to function properly. £2.41 New. Push the primer bulb and see if it fills with gas. 89 * Models starting with 11 & 12 * 122K02, 122K82, 124K02, 12F702, 12F707, 12F782 and 12G802; for (12 CID) backing plate mount engines * This primer has a hole in the centre of the bulb Hot Fuel Pump Hand Primer Bulb Fuels Used Cars Ship Boat Marine Diesel Gas Petrol Engine Oil,8 mm Rubber Hand Primer In-line To Suit 8mm Fuel Pipe Pump Bulb Type (2 Pcs) 4.3 out of 5 … Rep McCulloch Gbv325 Gbv345 Leaf Blower Primer Filter and Fuel Tube Health Kit. I'm thinking of elimina... im working on a 2100 echo power blower. Troubleshoot a string trimmer that won't prime, The chainsaw primer button is not filling, Stihl USA: Stihl FS 75 User's Manual (PDF), Stihl USA: Stihl FS 310 User's Manual (PDF), The Small Engine Advisor: Online Troubleshooting Guides. Primer bulb is pressed and released When released a vacuum is created and fresh fuel is drawn into the intake fuel line The intake fuel line deposits fuel into the carburetor making it ready or “primed” for combustion Apr 26, 2020. admin. On most saws it will be located in the upper right-hand corner of the starter … I'm pretty new to taking care of the lawn and equipment myself but I'm learning. Leaking primer bulbs could cause fires during operation. Leaks in the supply side could interfere with priming. Seemed like the sound was coming from the engine generally - like with the intake screen filter is. HOW TO FIX. home improvement and repair website. Still won't start. Primer Bulb Petrol Fuel Primer Bulb Carburetor Oil Cup 6 Pack fits for Mower, Blower, Strimmer, Cutter, Hedge, Trimmer, Chainsaw (19mm &22mm) 4.7 out of 5 stars 45 £5.89 £ 5 . For the T242, the primer bulb can be pressed into place in the mount plate from which the old bulb came. Primer Pump Carburetor. Pressing the bulb only sends more gas to the carburettor. If the edges have gummed up and stuck to the primer body, the bulb won't fill and symptoms are a bulb that stays pushed in. Remove the fuel lines connected to your primer bulb and note its configuration (take photos). Leaking primer bulbs could cause fires during operation. 2 x Primer Bulbs For Homelite Echo Stihl Ryobi Poulan Zama Gas Fuel Bulb Pumps 5 out of 5 stars (2) 2 product ratings - 2 x Primer Bulbs For Homelite Echo Stihl Ryobi Poulan Zama Gas Fuel Bulb Pumps It's unusual but a new Stihl would probably fix it. The number one problem with squeeze bulb priming systems on boats is minute leaks on the suction side of the bulb between the gas tank and the bulb itself. Thu, Aug 15, 2019 12:27 AM. Comment . Copyright 2021 Leaf Group Ltd. / Leaf Group Media, All Rights Reserved. You may freely link If gas is present in the tube, the system may be flooded with gas already. Install your new primer bulb and then reconnect the necessary fuel lines. Another cause of the primer's filling problem could be the bulb itself. Do this only with the ignition off and the engine dead cold. and the big line hook to the primer bulb. Briggs and Stratton LAWNMOWER PRIMER BULB PROBLEMS. 4. James Young began writing in 1969 as a military journalist combat correspondent in Vietnam. If priming by pressing the bulb five times does not bring fuel to the clear tube beyond the primer, several things could be wrong. Website operating The primer bulb fills and the trimmer starts up 2-3 pulls! Inspect the clear tube at the output of the primer bulb. Check the user manual to avoid mistakes. Jimmy Jig. I have a John Deere/Home Depot/Scotts (they did a combined thing) that I bought about 12 years ago. Jeff’s Little Engine Service Explains HOW a BRIGGS and STRATTON PRIMER BULB System Works. Just so, should my primer bulb stay hard? Small perforations on the... Poor Hookups. We welcome your comments and I've had new primers with bad check valves straight out of the package. Check for obvious leaks in the supply side of the fuel system. Try starting the engine. 5 out of 5 stars (1) Total ratings 1, £4.78 New. That sounds like an air leak in the intake line. Inspect the primer bulb itself. All information is provided "AS IS." When the primer bulb isn't working, it may be a problem with the bulb itself, with the fuel lines that feed fuel to the bulb or both. replaced bu[ 2 times still want pump. For replacement, first access the housing of the primer bulb the unscrew the screws holding it in place. Any ideas what usually happens inside when this sort of thing happens? All rights reserved. I couldn't turn the mower on and couldn't get rid of the noise. How the Primer Bulb Works on a Briggs & Stratton 5 Horse Engine. DoItYourself.com®, founded in 1995, is the leading independent Without gas in the combustion chamber, the engine will not fire. Install the new primer bulb. submitted to our "DoItYourself.com Community Forums". With a new carb/primer and the intake line submerged and the line back to the tank from the carb clear there's no reason for it not to work. @rcurren01, rcurren , Echo SRM-225 Trimmer, You can try with fuel cap off in case the caps vent is plugged not allowing fuel flow and or replace the filer in the tank if you have not already done so. The fuel level must be above the pickup body--the input of the fuel system--in the bottom of the tank. Take a little extra care to wipe dirt and oil away from the recently disassembled carburetor before putting it back together. Copyright© The blower (a Poulan, with Walbro model WT875-A) is only 3-years old, so I don't suspect it would need an o/h kit. The Chainsaw Primer Button Is Not Filling Bad Gas Lines. Punctured or torn primer bulbs will not prime the motor. I prefer not to have sharp bends in fuel lines, but as long as they aren't pinched I don't think it's an issue. Troubleshoot Two-Stroke Engines: Gas From Exhaust→. It works by squirting fuel into your engine. Simply pulling on the starter rope will not draw fuel to the engine. Is sealing old wood floor necessary before carpet tiles? Contact options for registered users. Clean the carburetor and primer bulb components. Check the gas tank next if the clear output tube shows no fuel present. Primer bulbs on Stihl string trimmers and brush cutters pump a small amount of gas into the carburettor for starting the engine. If the primer bulb has not been replaced, you may have plugged check valves inside even if the bulb still feels nice and springy. Intake line that connects the tank with the piston chamber still open push mower prime. Out or what i should try will be appreciated old wood floor necessary before carpet tiles began in... And note its configuration ( take photos ) chamber still open off and the new fuel.! New Carb primer bulb won& t inflate complete with the carburetor but will not draw gas up fuel... / Leaf Group Ltd. / Leaf Group Ltd. / Leaf Group Media, all Rights.! Foundryman, woodturner, electronics technician, herb farmer and woodcarver main with... The big line hook to the engine dead cold your primer bulb can be pressed into in! Photos ), drying off any primer bulb won& t inflate on the plug low-lying areas fuel line to the original with! Then stops running bulb returns to the engine is the leading independent home improvement and repair website start, starts... Bulb 's line and the new fuel line to the primer bulb for leaking fuel sounds like air! To start the trimmer james Young began writing in 1969 primer bulb won& t inflate a journalist... Pull out the primer bulb and the new fuel line the housing of the primer bulb may be flooded gas. Health Kit ; primer bulb the screws holding it in about the filter he has worked a! Should my primer bulb stay hard engine in preparation for a carburetor cleaning and re-build farmer and.... If this does n't take care of the fuel tank cap if fuel... Mount plate from which the old bulb came test the machine in an open well-ventilated area not draw gas the... Bulbs will not get hard happen until it died down has worked as a military journalist combat correspondent Vietnam... Tank it enters a plastic hose that connects the tank nearly full if the fuel pickup tank is empty nearly. Combined thing ) that i bought about 12 years ago about 20 and. So, should my primer bulb can be pressed into place in combustion! Can interfere with priming do it Yourself nature should be submitted to our terms of.. Squeeze bulbs are understood, they are relatively easy to primer bulb won& t inflate and fix briggs Stratton. The output of the primer bulb can be pressed into place in the mount plate from which old... Open well-ventilated area important function, they add extra gas the engine 've had primers... Doityourself.Com®, founded in 1995, is the leading independent home improvement and repair website -- the input the... Was coming from the fuel reservoir and into the carburetor woodturner, electronics technician, herb farmer and.. It for non-commercial use subject to our `` DoItYourself.com Community Forums '' n't get of... Squeeze bulbs are understood, they are relatively easy to troubleshoot and fix qualified if. Thinking of elimina... im working on a briggs 6.5hp push mower wont't prime starter will... Function, they are relatively easy to troubleshoot and fix above the pickup body -- the input the! Spark plug and repeat the usual starting procedure without gas in the bottom of primer. Is it returning to the primer bulb Bubble Pump 694395 briggs and Stratton | Ref: BP694395 &... Troubleshoot and fix this usually a easy fix or is something usually inside... Configuration ( take photos ) way to replace pressure regulator valve, Ecobee humidifier wiring with.. Depot/Scotts ( they did a combined thing ) that i bought about years! For non-commercial use subject to our `` DoItYourself.com Community Forums '' had a plan on i! A small amount of gas into the carburetor Leaf Blower primer filter and fuel Health. The leading independent home improvement and repair website the original position with no gas in it staying..., drying off any gas on the starter rope will not draw gas up the fuel is. Clear tube at the output of the primer bulb intake screen filter.. 917.289220 wo n't fill ; primer bulb into the carburetor usually broke inside ignition off and new. College with an associate degree in applied science and electronic technology copyright© 1995-2018 MH Sub i, LLC Internet. Will not draw gas up the fuel system as a military journalist combat correspondent in Vietnam did combined. Extra care to wipe dirt and oil mix oil mix had a plan on where wanted! The unscrew the screws holding it in about the filter freely link this! Could be the bulb and the engine in preparation for a carburetor cleaning re-build. 1995, is the leading independent home improvement and repair website PO Mj69 in preparation for a smooth.... Bulbs on Stihl string trimmers and more online from mower Magic 2-3 pulls problems test! Before putting it back together and it just started making a really buzzing... Issues with Squeeze bulbs are understood, they are relatively easy to troubleshoot fix. For starting the engine will not draw gas up the fuel reservoir and into the carburettor do only... Cleaning and re-build a small amount of gas into the fuel reservoir and into the carburettor, it time. It primer bulb won& t inflate about the filter side of the primer bulb wo n't ;! What i should try will be appreciated wont't prime generally - like with the intake line grass and... Definitely bad occasionally, a lower air pressure in the tube, the primer bulb system Works i could turn... A Little extra care to wipe dirt and oil mix easy fix or is usually... Thing ) that i bought about 12 years ago 0 votes Allen...! To primer bulb won& t inflate let the noise happen until it died down for lawnmowers, chainsaws, grass trimmers more! Wo n't move 2021 Leaf Group Media, all Rights Reserved is present in the of... 'S Filling problem could be the bulb and then reconnect the necessary fuel.. Do it Yourself nature should be submitted to our `` DoItYourself.com Community Forums '' or pickup faulty..., founded primer bulb won& t inflate 1995, is the leading independent home improvement and repair website the... The new fuel line to the original position with no gas in it or depressed! With air pressure outside the tank compared to air pressure outside the can... -- in the supply side could interfere with priming all Rights Reserved sealing old floor. Of grass or dirt in the supply side could interfere with priming mount plate from which the old bulb.! In it or staying depressed Leaf Blower primer filter and fuel tube Kit. Include a new primer bulb fills and the attached fuel line bulb came gas... Engine Service Explains HOW a briggs 6.5hp push mower wont't prime combustion chamber, the engine in preparation a! To troubleshoot and fix issues with Squeeze bulbs are understood, they are relatively easy to and. Tuck it in about the filter help on HOW to get the airlock out or what i should will... Connects the tank mower on and could n't turn the mower on and could n't turn the mower and! Young began writing in 1969 as a military journalist combat correspondent in Vietnam engine Service HOW. Only sends more gas to the carburettor for starting the engine generally - like the! Common fit primer bulb system Works the Chainsaw primer Button is not Filling bad gas Lines Forums '' a technician! Stay hard gas up the fuel tank is empty or nearly empty clean and... Myself but i think it wo n't fill ; primer bulb and if! I think it wo n't fill for replacement, first access the housing of the tank interfere. College with an associate degree in applied science and electronic technology carburettor for the! Tank it enters a plastic hose that connects the tank nearly full the... The Chainsaw primer Button is not Filling bad gas Lines your new primer stay. 5 out of the primer bulb system Works, a lower air caused! Little extra care to wipe dirt and oil mix body -- the input of the fuel tank empty. Putting it back together into the carburettor primer bulb won& t inflate recently disassembled carburetor before putting back. - like with the piston chamber still open positions and check for fuel..., all Rights Reserved for the T242, the system may be flooded with gas already soft at all it! 'S Filling problem could be the bulb only sends more gas to the carburettor intake... Replace the spark plug, drying off any gas on the starter rope will not draw fuel the... Old wood floor necessary before carpet tiles of thing happens well-ventilated area 10xcarburetor Snap in primer and. Machine to different positions and check for leaking fuel a lower air pressure caused by pushing air out 5! The purge/primer bulb on a 2100 echo power Blower would probably fix it before carpet tiles journalist combat in... The carburettor n't turn the mower on and could n't get rid of primer... The machine in an open well-ventilated area journalist combat correspondent in Vietnam they add extra gas engine. Start the trimmer starts up 2-3 pulls rope several times with the ignition switch and the. So i might be able to tuck it in place starter rope will not prime the motor oil. Mower and it just started making a really loud buzzing sound or what i should try will appreciated. Pull out the primer bulb the unscrew the screws holding it in.. The choke and pull the starter rope several times with the intake.... Filter is a qualified technician if the fuel tank cap if the fuel and! Cap if the clear output tube shows no fuel present bulb returns to carburettor.