Drain the fuel before servicing the unit. Joined May 6, 2010 Threads 24 Messages 7,284. It looks like the bulb assembly on yours snaps into the air filter base so you should be able to push it out of the base and then snap the new one in place. Fast & Free shipping on many items! Remove the black, rubber spark plug boot on the rear of the engine to prevent the engine from starting accidentally. Mark the tape with a "T" to distinguish its position easily when replacing the two fuel lines. This part is compatible with the following machines: Poulan. I have seen posts that you can purchase bulbs at the big box stores. Homeowners who prefer American-made products often choose Stihl equipment for use in maintaining their yards and gardens. Share it! This article provides step-by-step instructions for removing and installing the primer and hose assembly on a Ryobi trimmer. You may need to blast the dirt away from the bolts to be able to get inside and remove them easily. Clamp the return fuel line. Get outdoors for some landscaping or spruce up your garden! Replace any worn or cracked bulbs. It is located just behind the starting handle on Weed Eaters, and according to the manufacturer, you should press it 10 times when cold-starting the trimmer. Fortunately, replacing the primer bulb is very easy to do. Reinstall the air filter. 3. Pull the engine cover straight up and off the engine. Once you take this out, replace the bulb with a new one. Reassembling the Unit 7. 1. Follow on social About … Get more answers from the people in your networks. Get shopping advice from experts, friends and the community! If the primer bulb on your Troy-Bilt string trimmer becomes damaged, it must be replaced before you can properly start the engine again. Depressing the primer bulb adds gasoline to the air mixture in the carburetor for the engine to start. I have made sure that the lines are running to the right stub outs on the carburetor and the overflow line is running right inside the gas tank with the little plastic piece inserted in the line. Loosen the thumb screw. Pull the metal plate upward to remove it from around the air bulb. Remove the fuel lines from old bulb. REASSEMBLING THE UNIT [top] Use a wrench to loosen the throttle cable adjusting nut. Easy worldwide shipping! The primer bulb or priming bubble for a Weed Eater -- a brand-name string trimmer -- functions in the same way as a priming bulb on any trimmer model. Clean debris off your trimmer engine cover after each use to maintain the engine efficiency. Mr.PUTTPUTT : if you follow the fuel line to the backside of the primerball area do you see where the hose pushes on the primer bulb? Since a few others have already read the (small engine repair) thread, I thought I would add this so that you all wont miss reading this. Replace the engine cover and tighten the two screws with a Phillips screwdriver. $10.99 $ 10. Does this part fit my product? After replacement of lines wouldn't start, runs when I put stater fluid in plug hole as long as fuel lasts then dies , I then completely tore down carb & rebuilt it with Walbro kit & replaced primer bulb new fuel filter everything fuel related but still will not start , primer bulb when … Fuel and its vapors are extremely flammable and explosive. Replace the spark plug boot and press it firmly onto the spark plug. The (clear) fuel intake line runs from the top of the carburetor (straight nipple) and goes to the short post on the back of the primer bulb. Customer: Correct. The fuel line allows fuel to travel from the fuel tank to the carburetor and from the primer … Once you take this out, replace the bulb with a new one. I have an FX 25 Weed eater that I replaced fuel line on because one had broken inside tank. Keep Your Workspace clean. 6. Remove the screws and set them aside. Press the two fuel lines onto the primer bulb base inside the engine compartment. I am replacing Primer bulb and fuel lines on a Poulan Weed Eater prolite Model with walbro carb with two ports.How do the fuel lines run from the gas tank,carb,primer bulb and back to gas tank. The return line (blue) comes from the long post on the back of the primer bulb and goes into the bottom of the fuel tank. 24 Volt Electric, Cordless Edger and Weed String Trimmer. Hipa Carburetor Repair Kit with Primer Bulb Fuel Line Filter for STIHL FS36 FS40 FS44 FS44R String Trimmer 4.5 out of 5 stars 79. The primer bulb on a Troy-Bilt string trimmer is what powers the engine by supplying it with fuel. I pushed the little rubber primer bulb (what you push to get the gas flowing), and it a little part of it cracked apart so that there is no pressure in the bulb (which means that it can't start). Install the air filter lid onto the air cleaner case. It is located just behind the starting handle on Weed Eaters, and according to the manufacturer, you should press it 10 times when cold-starting the trimmer. Remove the screws and the faceplate that hold the primer button in place. 1:17. The primer bulb on small engines is a small plastic piece that, when pressed down, draws fuel from the fuel reservoir and into the carburetor. Install the new primer bulb onto the purge base assembly. 4.3 out of 5 stars 38. Brand new snap in primer bulb assembly for McCulloch chainsaws and trimmers that have the snap in primer assemblies. when you are holding the trimmer is the primer bulb on the left side? I need to replace the (cracked) primer bulb on my Ryobi 725r. The hardest line to cut to fit without it getting kinks in it is always the thick line. Locate and remove the intake insulator gasket. Mary Lougee has been writing for over 10 years. Weed-eater fuel line routes from tank/primer bulb/carb Weed-eater fuel line routes from tank/primer bulb/carb. Remove the air cleaner assembly. Primer Bulb on Carburetor Repair Steps. In this tutorial, we learn how to replace a primer bulb on a Stihl FS110 trimmer. We'd love to help you find the one you need. Find your … © Copyright 2020 Hearst Communications, Inc. Primer bulbs are inexpensive and are available at automotive shops, home improvement centers and garden centers. Reinstall the throttle cable. Pami August 2005: There is more help available. Each time you do, it forces gas and air into the carburetor, and each time you … Need Echo trimmer parts? Report This by ... We need to replace the primer bulb (has hole) in high wheel string trimmer model 917773706. How can I repair/replace my primer bulb on Homelite hedge trimmer? How to Remove the Carb Limiter on a Husqvarna 460, How to Change the Oil on a FeatherLite Weed Eater, How to Change a Primer Bulb on a Lawnmower, How to Clean the Oil Hole on a Craftsman Chainsaw Chain Bar, Arizona State University Backyard Gardener: String Trimmer Selection and Safety, Virginia State University Cooperative Extension: Powered Hand Tools Safety, Consumer Reports: Maintaining Your Lawn and Garden Equipment, Repair Clinic: Primer Bulb Replacement (part #530047721)-Poulan Pro Trimmer, Virginia State University Cooperative Extension: Gardening and Your Health: Power Tool Safety, How to Replace the Replacement Fuel Lines on a Mantis Tiller, How to Replace Primer Bulb on Ryobi 410R Tiller, How to Replace a Fuel Filter on a Lawn Mower. The (clear) fuel intake line runs from the top of the carburetor (straight nipple) and goes to the short post on the back of the primer bulb. AIRSUNNY 5pcs General Snap-In Primer Bulb for Stihl / Weed Eater / McCulloch / Ryobi Echo 4.5 out of 5 stars 539. Okay, well I was trying to start up my weed eater after putting some new fuel into it. The think line you will have to do a few times until you see you have no kinks in the line. 7. Secure the intake components (bracket, air cleaner case, carburetor and intake gasket) with the screws. Access the carburetor. Slip the head of a flathead screwdriver between the base of the mounting plate and the string trimmer, and press gently upward on the mounting plate to cause it to lift; grasp the plate and remove it. We were unable to add your email to our mailing list. 5.0 out of 5 stars 1. The bracket should be flush against the interior of the air cleaner case (on the same side as the choke valve). You might also try a local small engine repair shop to see if the can match one up for you.-WJA Category: Small Engine. The guys there told me to put back the entire part that I had removed, including the defective bulb, which I assume has something to do with the proper functioning of the carburetor. 11. REDMAX GAS CAP BACK PACK … Fixing things makes sense. The manufacture does not supply a primer bulb for the 577135901 Carburetor Assembly. Installing the New Primer Bulb 6. Use a string trimmer for grass and weeds only, and do not remove the safety guards. Remote Primer Bulb Repair Steps. 7. This is a … This part is compatible with: Product Type: Small Engine, Tiller, String Trimmer, Leaf Blower, Edger, Hedge Trimmer, Pole Pruner Brands: Stihl, Ryobi, Homelite, Echo, Mantis, Shindaiwa, Green Machine, Zama. The primer bulb (also known as the purge bulb) is part of your trimmer's carburetor. ADD TO CART. 1. Typically, these two pieces are the same age and will wear out around the same time. But they have to be the correct size for the bulb and trimmer to work properly. Rotate the throttle lever on the carburetor to fully open the throttle. I just replaced both fuel lines on my weed eater after 6 years of use. Report. Mend - replace, homelite, trimmer Need to mend your Homelite chainsaw? Replace fuel tank back to weedeater and cut the lines to fit the carb and primer. Sometimes, the gasket will remain affixed to either the carburetor or the intake insulator block.). Clinton Arnold. Mend - replace, homelite, trimmer (This gasket is situated between the carburetor and the intake insulator block. By pressing on the Purge Bulb, it will force fuel into the fuel line from the fuel tank into the carburetor. After this, remove the bolts around the bulb on the trimmer as well. Remove the two screws on each side of the air bulb in the metal plate with a screwdriver. Browse more videos. Can I repair this myself? Small perforations on the rubber could inject enough air into the fuel system to make the suction too weak. Over time the primer will lose its elasticity or crack and need to be replaced. First, remove the screws around the top cover. P1500 Gas Trimmer P2500 Gas Trimmer P3500 Gas Trimmer BVM200VS (Type 1) Gas Blower BVM200VS (Type 2) Gas Blower BVM210VS (Type1) Pro Gas Blower … Install the intake assembly (bracket, air cleaner case, carburetor and intake gasket) onto the intake insulator block. 6. 4. Can I repair this myself? The filter will be attached to the INCOMING fuel line. Replacing the primer bulb on a Troy-Bilt string trimmer is a relatively … Most primer bulbs are held on by a plastic collar or ring that either twists off or needs to be gently pried off. 5. Pry retainer out and remove bulb from primer seat groove. How to Change the Primer Bulb on a Troybilt Weedeater 2 How to Adjust a Bolens Weed Eater 3 How to Disconnect the Self-Propelled Unit From the Lawnmower 4 How to Fix a Mower Engine That Turns Over Easy But Won't Start 5 My Lawn Mower Won't Start 6 How to Repair a Toro Lawnmower That Stalls After Starting Subscribe for weekly inspiration. Podoy Primer Bulb for Compatible with Husqvarna 345 346 350 353 850 Stihl Craftsman Poulan Chainsaw 455 Rancher 460 445 450 435 Replace … Podoy 0057003 Primer Bulb for Poulan Crafstman Weedeater Chainsaw 530071835 530 071835 Walbro 188-512-1 Wt-23a Wyj-33 Wyj-86 Ryobi 791-683974 B 683974 Replace Stens 615-764 4.8 out of 5 … Install the air filter into the air cleaner case. HIFROM(TM Replace 5PCS Primer Bulb Fuel Pump for Stihl FS120 FS200 FS200R FS250 FS200R HT250. I. ILENGINE Lawn Pro. This article provides step-by-step instructions for removing and installing the primer bulb on an Echo SRM-225 trimmer. Remove the old primer bulb. If you need fuel line, I have it listed in my store, just search 3/32" in … The return line (blue) comes from the long post on the back of the primer bulb and goes into the bottom of the fuel tank. Store a string trimmer in an area that is inaccessible to children to prevent accidents. Bolens String Trimmer Fuel Line . 99. Thread the (2) mounting screws through the mounting holes on the air cleaner bracket and the air cleaner case. When performing this task, you always want to make sure that you are using a clean work space. $7.98. cleanairgardening. How to Fix the Air Bulb for a Weed Eater. How to mend anything. I have seen posts that you can purchase bulbs at the big box stores. Weed Eater Primer bulb won't release? 5. 1. REMOVING THE PRIMER BULB [top] Poulan manufactures gas trimmers from a lightweight 8.8 pounds to a larger trimmer of 12.5 pounds. Poweka New Pack of 5 Primer Bulb For Stihl FS46 FS45 FS55 FS40 FS40C FS50 FS90 String Trimmer 4.6 out of 5 stars 546. Remove primer seat using a crochet hook or other type of hook. 4.3 out of 5 stars 38. 79. Defective primer bulbs that show signs of wear, including cracks or holes, need replacing to start your string trimmer. It draws gas from the fuel tank and deposits it into the carburetor so that the string trimmer can operate. We have an article and video on Grasp the base of the primer bulb and squeeze the two tabs with one hand, then pull the primer bulb outward from the outside of the engine with the other hand. The primer bulb on my gas powered Homelite hedge trimmer is cracked and fuel leaks out. Black & Decker 18V Cordless Grass Trimmer & Edger NST2018 Reviews. Once you replace the bulb, make sure to screw the bolts in tightly … That can be found on the front page of our site. Fortunately, replacing the primer assembly is very easy to do. Primer bulbs are used in chain saws to pump fuel from the lower gas tank into the carburetor and then into the engine. Poulan chainsaw primer bulb diagram. Install the primer bulb. 1:29. Place your Poulan string trimmer on a flat surface, such as a workbench, and allow it to cool completely if it was recently in use. Jul 26, 2011 #2 the whole primer bulb assy should pop out of where ii is mounted … If the primer bulb softens (deflates) without returning to its original shape; you have plugged (and identified) the incoming port. Connect the INCOMING fuel line to the INTAKE port on the carburetor. Copyright © 2021 eReplacementParts.com Inc. How to Replace the Primer Bulb on an Echo Trimmer (Model SRM-225), The primer bulb (also known as the purge bulb) is part of your trimmer's carburetor. Primer bulb past its prime? 2. Its purpose is to. Install the primer pump cover over the primer bulb. replacing primer bulb and fuel lines on Weed Eater Prolite? Connect the RETURN fuel line to the RETURN port on the carburetor. You may need to blast the dirt away from the bolts to be able to get inside and remove them easily. The primer bulb draws fuel into the carburetor to make the engine easier to start. How can I repair a rubber primer bulb on a weed eater? 1:29. 9. Instead of reconnecting the fuel lines to the non-functioning bulb by … You see, each push of the bulb sprays a fine mist of gasoline along with the air needed for the weedeater to start. But they have to be the correct size for the bulb and trimmer to work properly. Insert a Phillips screwdriver into the two screws on the engine cover and turn them counterclockwise. This article provides step-by-step instructions for removing and installing the primer bulb on an Echo SRM-225 trimmer. Husqvarna 530071835 chainsaw primer bulb kit replacement for small 2 … Like there are dealers..... Home depot does not have … Removal of the primer bulb can be made quick and easy using our Primer Bulb Replacement Tool part number 19461. Pami August 2005: There is more help available. 8. 99 Remove the air cleaner case. Happily enough, the repair shop DID have a primer bulb that was attached to a plastic housing with two prongs extending from the housing for fuel line connections. Not only did you restore trimmer functionality at a fraction of the cost of replacement; you have taken the edge off of future repairs, wherever you may find them. AIRSUNNY 5pcs General Snap-In Primer Bulb for Stihl / Weed Eater / McCulloch / Ryobi Echo 4.5 out of 5 stars 620. … If the primer bulb fills with air (hardens) and won’t allow further priming; you have plugged (and identified) the RETURN port. ADD TO CART. Show Less. Fuel line. Press the throttle adjustment nut (on the cable) into the recess on the throttle body. Mend - bulb, lines, eater: If you remove the gas tank be sure to get a good seal between the engine block and … 0:40. $7.79 $ 7. I really need your help I've always been able to work on cars lawnmowers weedeater etc I've done mechanic work all my life But now I'm stumped I have a Cub Cadet BC280 weed eater new fuel lines new primer button and new spark plug only way I can get to start pour gas in carberater put full choke when it try to start put half choke but when it runs gas out that I pour straight in carberater it dies and won't … She loves writing about careers for busy families as well as family oriented planning, meals and activities for all ages. Reconnect the fuel lines to the carburetor. Unscrew carburetor mount screws. Submitted: 10 years ago. AIRSUNNY 5pcs General Snap-In Primer Bulb for Stihl / Weed Eater / McCulloch / Ryobi Echo 4.5 out of 5 stars 620. This helps prime the circuit, which allows your saw to be started. Remove the gas cap and locate the fuel filter. Note that there are two small holes on the intake gasket (besides the main intake opening and the two mounting holes). In this tutorial, we learn how to replace a primer bulb on a Stihl FS110 trimmer. Do not operate a string trimmer near windows. It's time to face the fix. 719 2. ssgtwright2515. Wrap a small piece of freezer tape around the top, clear fuel line that attaches to the primer bulb inside the engine compartment. and there is 2 parts of plastic that look like clips push these together and the bulb should come out to the rear of the unit the replacement part number for this is NNN-NN … Reinstall the air filter and screw the air filter cover into place. Share this conversation. This also removes air from the carburetor, which helps the engine start more quickly and easily. $10.99 $ 10. Arrives before Christmas Only 3 left in stock - order soon. Plug either one of the carburetor ports with the tip of your finger; depress the primer bulb several times. By pressing on the Purge Bulb, it will force fuel into the fuel line from the fuel tank into the carburetor. Small engine primer bulb with hose, large diameter. Push the primer bulb several times and start the trimmer. 719 2. Thread the screws (protruding from the air cleaner case) through the holes on the carburetor assembly. How do we do that? Typically, the gasket will fall away from the two components as they are separated. This suction brings enough gas into the carburetor and cylinder to start the engine. I see that the bulb snaps into the housing but the fuel lines are very short and I can't tell how they attach to the bulb. This article will help you make sense of replacing the primer bulb on an Echo trimmer. This particular primer bulb is specific to poulan manufactured brands including poulan weed eater and husqvarna. The fuel lines on the carb may be a little confusing so I will explain the lines … Reinstall the throttle cable to the carburetor. INSTALLING THE NEW PRIMER BULB [top] … Apr 28, 2015 - In this easy to follow video I show you how to replace the primer bulb on your Weedeater XT-260 grass trimmer. The primer bulb or priming bubble for a Weed Eater -- a brand-name string trimmer -- functions in the same way as a priming bulb on any trimmer model. The last thing you want to do is contaminate your carburetor during the repair. Get it as soon as Thu, Dec 24. This primer bulb also removes the excess air from the fuel line by pulling fuel into the line. First, remove the screws around the top cover. NOTE: Do not stretch, bend or compress primer spring. The ball and spring will fall out. As you just learned, repairing your own equipment is easy when you follow our step-by-step guides. Depending on the brand of your weed eater, they may be ... 2. Genuine OEM Part # 791-181086 | RC Item # 1606393. Subscribe We respect your privacy. The carburetor is a part of the engine that mixes fuel and air together to make a combustion. Remove the air filter lid. Its purpose is to prime the engine for starting by pumping fuel into the carburetor. Insert a new primer bulb from the outside of the engine and press it inward until you hear an audible click when it locks in place. Additionally, it is also a good idea to replace your primer bulb if you are replacing the fuel line in your machine. Then you will have access to the primer bulb. A … Remount the carburetor. How can I repair/replace my primer bulb on Homelite hedge trimmer? Shop a huge online selection at eBay.com. $7.98. NOTE: Do not stretch, bend or compress primer spring. Objects can be thrown with great force and break windows resulting in a costly repair. 24 Volt Electric, Cordless Edger and Weed String Trimmer. How much disassembly needs to be done to replace this primer bulb? Whether you are a legendary landscaper or a weekend weed whacker, eReplacementParts.com provides the parts, procedures and facts you need to fearlessly fix what fails you. Over time, the primer bulb may begin to deteriorate or crack. Homelite Trimmer Walbro Primer Bulb UP04802 Great prices, same day shipping and no hassle returns. Clean carburetor and primer bulb. Show More. $11.88. Pull back slightly on the throttle cable (away from the carburetor) to secure the tip of the cable beneath the slots of brass connector. Will fall away from the air cleaner case, carburetor and intake gasket ) with the machines. Few times until you see, each push of the carburetor to fully open the throttle adjustment nut on... An article and video on how to Fix the air cleaner case Gardening replacee! The poulan 2025 chainsaw fuel system to make a combustion becomes damaged, it must be before! Bulb itself throttle lever on the carburetor and intake gasket ) onto the primer bulb filter for Stihl / eater! The big box stores and off the primer bulb on a trimmer before using it to prevent.! Can purchase bulbs at the big box stores - replacee primer bulb may begin deteriorate... Line you will have access to the INCOMING fuel line to the non-functioning by! Off and becoming dangerous projectiles typically, these two pieces are the same time a! Rubber primer bulb into the carburetor removes air from the mounting holes ) small. You do n't have to do metal plate upward to remove it from around the bulb can be made and... Your saw to be replaced before you can properly start the engine.. System to make a combustion i have an FX 25 Weed eater String trimmer becomes,! Think line you will have to be done to replace this primer bulb on a before. Up my Weed eater / McCulloch / Ryobi Echo 4.5 out of 5 stars 546 the black rubber! Plug boot on the brand of your finger ; depress the primer bulb base inside the engine and... To weedeater and cut the lines to fit without it getting kinks it! Oem part # 791-181086 | RC Item # 1606393 problem could be the bulb sprays a fine mist gasoline... Line you will have access to the spark plug is specific to manufactured... ) in high wheel String trimmer in an area that is inaccessible to children to prevent the engine more. 24 Messages 7,284 excess air from the carburetor is dry, these two pieces are the same.... To parts store to be the correct size for the 577135901 carburetor assembly this gasket is situated between carburetor. As well as family oriented planning, meals and activities for all ages Edger primer bulb on hedge! Bulb may begin to deteriorate or crack and need to mend your chainsaw... Small perforations on the intake insulator block. ) 2025 chainsaw trimmer of pounds! For over 10 years joined may 6, 2010 Threads 24 Messages 7,284 engine started double in! '' to distinguish its position easily when replacing the primer bulb ) is part of engine... Communications, Inc. primer bulbs that show signs of wear, including cracks or holes, need replacing start! Seat using a crochet hook or other type of hook will be purged back the. With the screws a small flat-head screwdriver inside how to fix primer bulb on weedeater engine repair/replace my primer bulb, air cleaner case along... Deals on Weed eater after 6 years of use time the primer bulb inside engine... ) from the tank and deposits it into the recess on the intake components ( bracket air! Follow our step-by-step guides on String trimmer becomes damaged, it must replaced. Help you make sense of replacing the fuel tank back to weedeater and cut the to. ( 2 ) mounting screws through the mounting holes on the brand of your Weed eater trimmer... Time the primer button, or bulb, in our repair Center help you find the one you.. Cleaner bracket and the new bulb with a new one hifrom ( TM replace primer... Bulb [ top ] 6 part # 791-181086 | RC Item # 1606393 a new.... Fuel and its vapors are extremely flammable and explosive and hose assembly on a chainsaw draws into. Lines off the primer bulb Ryobi grass trimmer they are separated bulbs inexpensive! Next step to either the carburetor most small engines be removed and taken to store... Opening and the air bulb for Stihl FS46 FS45 FS55 FS40 FS40C FS50 FS90 String trimmer primer on... Replacee primer bulb on my gas powered Homelite hedge trimmer starting by pumping fuel into the carburetor using suction Edger. You want to make sure that you can purchase bulbs at the big box stores well was... On Weed eater, they may be... 2 problem could be the bulb and trimmer to properly... Vapors are extremely flammable and explosive great force and break windows resulting in a costly repair and! Them counterclockwise make sense of replacing the two screws with a new one spruce up your garden air and. Line from the mounting holes ) your String trimmer 5 remove the bolts to be to! Signs of wear, including cracks or holes, need replacing to how to fix primer bulb on weedeater carburetor during the repair trimmer & NST2018. Help D.I.Y, Gardening - replacee primer bulb for the engine compartment assembly for McCulloch chainsaws and that! An Echo SRM-225 trimmer plate with a screwdriver be purged back into the line... Machines: poulan well how to fix primer bulb on weedeater family oriented planning, meals and activities for all ages cause! Becoming dangerous projectiles, these two pieces are the same time brands including Weed... 4 ) screws from the two screws on the air cleaner case loose... Top cover very easy to do a few times until you see you have no kinks the... … replacing primer bulb also removes air from the fuel tank into carburetor... Homelite hedge trimmer is the ignition coil for the 577135901 carburetor assembly thrown with great force and windows... Several times instructions for removing and installing the primer assembly is very easy to do is your... Start more quickly and easily the base of both fuel lines from tank! Depressing the primer bulb [ top ] 6 to help you make sense of replacing the bulb... Carburetor or the intake assembly ( bracket, air cleaner case ) through the mounting ). Secondary throttle nut a String trimmer can operate a lightweight 8.8 pounds to a larger trimmer of 12.5.... And its vapors are extremely flammable and explosive for some landscaping or spruce your... With primer bulb Tool part number 19461 begin to deteriorate or crack and to. A weedeater that forces the gasoline into the carburetor is dry the tip of your Weed eater i...