Could be the fuel filter. Shaki said: Hi all, I ordered and replaced the fuel line, fuel filter and bulb on my Husqvarna 125B leaf blower. Check you are not trapping the fuel line when putting the cover back on, noticed myself doing that with the Husky 240 which I think is similar design. Since primer bulbs and tubes are both made of flexible plastic or rubber, they will eventually harden, crack and deteriorate over time. Being in the cutting services for more than 10 years, I know a thing or two about chainsaw. Thank you The purge/primer bulb on my poulan chainsaw is damaged. Note: If none of the tips above work, you might have a bigger issue. Is this usually a easy fix or is something usually broke inside. A plugged fuel filter can do the same. Install the new primer bulb and reconnect any fuel lines as necessary. I hope my epic guides will help you to choose,buy and maintain chainsaw. lets get stuck into our first suggestion. I'm an arborist by profession & a blogger by passion. (Place a container or an old towel under the area to absorb residual fuel.). Dirt and other fuel impurities may clog these hoses so an insufficient amount of fuel can pass through the hoses, causing the primer button not to fill. Another cause of the primer's filling problem could be the bulb itself. Easy steps on how to clean your carburetor. Its the L17.542, 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. can cause a chainsaw to bog down when cutting. Cover the end of the discharge line (without the filter) using your thumb or any finger. But we sell a fuel tank full of them. Is there a hose that goes in the tank for the primer bulb? Check out also: 6 Steps To Fix Roomba Error 2 In Seconds & Eufy Robovac Not Charging: 10 Causes & Fixes. Copyright Press the primer bulb multiple times, and see if it fills up the gas. Clean The Air Bulb Seat. to this site, and use it for non-commercial use subject to our terms of use. This is to check whether or not it will draw fuel if the level is increased. 1. Luckily, this is a fine example of a job you can easily get done from the comfort of your own home. On occasion, the only thing to do to put things right is to simply press down the bulb so that it can do its job. Today, we are going to show you exactly how its done! For air to be getting in there has to be an air leak in the pickup hose or the carb itself. But take note, there still might be some discrepancies in the steps. Obviously I can take it back to the dealer who I bought it from to have them look at it but I just thought I would check here to make sure I wasn't missing anything obvious. Without this button, the carburetor couldn't draw up enough fuel for the crankcase to get moving fast enough to fire off the necessary spark. My 372 and 395 do not either. Husqvarna 530069216 Fuel Line Kit Replacement for Gas Powered Chainsaws. Once youre done, detach the 2 fuel lines at the rear side of the primer bulb. (I assume) the fuel lines were messed up with ethylene additives in the fuel. We have the Primer Bulbs you need, with fast shipping and great prices! #12. How Much Compression Should a Chainsaw Have, How To Reset Echo 58-Volt Battery Charger. After that, just release the bulb again. We wont be asking you to get into anything thats expert level. Try giving the bulb a press. These two holes can also get clogged or be blocked by dirt in the fuel. The primer bubble, or priming bulb, on your string trimmer may collapse when gummy varnish left by old fuel builds up on the sides of the bulb, which makes the sides stick together when you press the bulb to prime. Question: i have a husqvarna 125bt, and the primer bulb won't prime. Jan 22, 2018. Usually, its like this: Now, some equipment may not require you to remove the whole carburetor. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. 2pc Petrol Primer Strimmer Fuel Bulb Pump For Stihl McCulloch RYOBI Husqvarna. There may be two cases for you to probe and look for fixing without much trouble; one is if the carburettor is drained of fuel. Price: $3.99. Wait a minute. What if a Lawn Mower Primer Bulb Doesn't Fill? Do this to avoid the reversal of lines. It did die a few times at first but started again just like it shld--hoping that was just some of the bad stuff working it's way thru. And what are some troubleshooting tips you can do before you ask for an experts help? I couldn't turn the mower on and couldn't get rid of the noise. Itll also return to its original position even if you cover the end of the suction side. Should have read "powder fine" instead of "power"!! . Press the primer bulb multiple times, and see if it fills up the gas. Part Number: 530047721. The consent submitted will only be used for data processing originating from this website. 1120 Views, 3 Comments. There's a slight resistance when you push it, and you can feel that it's pulling fuel from the gas tank. Also, to insert the lines easier, cut their ends at a sharp angle. I usually recommend the no-cost checks & tests first to rule them out. Seeing blue smokes from the engine. First, dismantling the assembly, second fixing the primer bulb and third reassembling the setup again, and if you can do it right, the chainsaw will work fine. As you have already found out the saw will run fine WITHOUT it! Even if it is a weak primer bulb, this shouldn't be the problem with running--it will start and run strong for just a few seconds (primer is not cracked and leaking). LOL! https://amzn.to/2NMgezeSpark Checker. First, have you changed your fuel lines recently? 17. just a thought. When the primer won't prime, the engine won't run. The primer button, or bulb, on a chainsaw draws fuel from the tank and into the carburetor using suction. Aug 1, 2007. Just give it 5 or 6 pumps and as long as there is fuel in it it's doing it's job of pulling fuel through. Berfore when you pumped the bulb you could feel the first couple of pumps had air in and then the next four pumps were much firmer because it was just fuel with no air that was being pumped. Detect the intake and the return ports of the primer bulb. Remove the filter and repeat the test. At this point, the battery will reset,, Read More How To Reset Echo 58-Volt Battery ChargerContinue, Your email address will not be published. Testing the Inflow Side of the Carburetor: Connect the pressure gauge to the carburetor's intake pipe and pump, pressurize the carburetor to 7psi and watch the gauge. If so, how do I get one? Alternatively, this can also be brought on if the intake line is the wrong size. If not, we will have to move onto the next step. 2. ISE Chain for Husqvarna 66 16.00 | Price includes Vat and Delivery, in Stock | Order Online Husqvarna 66 Chainsaw Parts & Accessories| Best Value Garden Products in Ireland. So it provides an airtight seal to the bulb to ensure that the carburetor pumps enough fuel. This is the case if the primer bulb goes back to its original state when pressed. Instead of struggling to start the engine without priming and putting undue stress on the carburetor, assess the situation to see what the problem is and fix it yourself. First up, you can easily grab a cup of fuel and pour it in. The bulb is in fact a purge bulb rather than a primer. So make sure that the tabs on your bulb fit the ones in the slot when you snap it into place.). I just don't know where the air is coming from as the fuel filter is completely submerged in the fuel tank and there doesn't appear to be any damage to the fuel lines. The overheating, Read More How to fix vapor lock in a chainsawContinue, The standard compression reading required for most 2-cycle chainsaw is around 100-110 psi to start. Fuel lines need to be replaced on a seasonal basis, or more frequently if it's used in dirty, dusty conditions. The Fora platform includes forum software by XenForo. While in other engines, its only connected to it by a fuel line. All rights reserved. If the purge bulb will not compress check the lines as they are likely connected backwards, if the bulb will not come back out check the fuel filter, fuel line, and carburetor for restrictions. Removing purge/primer bulb altogether. The purge bulb works by drawing fuel through the fuel filter, fuel line and carburetor. Customers buy these primer bulbs by the dozen. Are you sure that all your lines and connections are fine? A primer bulb is relatively easy to replace if you find any gas leaking. If I take the top cover off so that I can see the fuel lines to/from the priming bulb there is a lot of air being pumped even when the fuel tank is full. Could be the check valve, or the screen inside the carb is clogged (if it has one). If you've done it, made it, got a van load of oily t-shirts and have decided to give something back by sharing your knowledge or wisdom,then you're welcome too. Theyll try tinkering with it, but, more often than not, they wont get the result they are looking for. It may not display this or other websites correctly. Fast & Free shipping on many items! Didn't have a lot of time to work on it but I managed to rule these out--since I work on equipment part time, I try to always have spare filters, line, and primers on hand. Hey everyone!This video shows a step by step "how to" fix a gas string trimmer purge (primer) bulb that won't fill up with fuel.This fix will work on your we. Blower, lawn mower, weed eater, trimmer The line with the filter possibly isnt submerged under the fuel in the tank either. If the suction line (with filter) blows bubbles instead of drawing fuel, then its reversed. This is a genuine OEM replacement part, it is sold individually. Put some gas in the fuel tank. Reattach all the small parts one by one. Either due to accidents. Is there a checklist or steps to starting up chainsaws or weed eaters for the first time in a long time. It's what you learn after you know it all that counts. Then, with a plier with elongated tongs, the fuel lines must be taken out from the primer bulb. . 365 day returns. Online Shop - Product Categories. Then, finally, the returning cable should be connected to the return port of the carburettor. Then link the short fuel line to the shorter nipple of the primer bulb. There will be two fuel lines. You can also get a container with carb cleaner. 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. Everything worked as it should before I put it away. It may also make a sound as if it's simply sucking air and not give any resistance when pushed. Sometimes, all our equipment need is a thorough cleaning. Pressing the primer a few times before starting will deliver the fuel. 3. Its a common mistake and it can be resolved easily by simply switching the lines. If you are experiencing a problem with your product, find a solution by using our support assistant. These lines can also come loose over time as the hose heats up, expands, cools and contracts, causing air to leak into the system and rendering the suction too weak. Note: When replacing your lines, do the previous test that I discussed earlier. Having trawled the boards and forums, it would appear that this has been the case for more than a few of you. April 22, 2022 by Becky Richards. 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