Be careful to install new fuel lines on the engine … There is a slot the key on the flywheel goes into. It's definitely stuck. He said he sees no scoring. There is a certain order for adjusting (link removed). The pulse hole is KEY here...as is the condition of the reed valve(s). When I rebuilt the carb, I didn't touch the mixture screws. Add to Watchlist Unwatch. If the key is not built in you see about and eighth inch cut into the flywheel probably about an eighth inch deep. We offer over 2 million repair parts, step by step instructions and installation videos to help you complete your Husqvarna repair. Meathead Please do NOT give your machine the heave ho. View and Download Husqvarna 125B, 125BX-Series, 125BVX-Series operator's manual online. If you try to pry them loose, you greatly risk breaking them, so don't! Actually, this is an older engine. Since you have GOOD compression, Good clean carb, GOOD air filter, and GOOD spark. That would be PLENTY of compression. Plus, they have a 5 Year Non=Commercial Warranty on their equipment, and they honor it. Where is the aluminum that moved hiding ...in the ring groove? Great to hear a happy ending! The "L" idle screw is ALWAYS longer. Keep picking at the ring groove to get solvent flowing in there. Spray starting fluid into the air intake and see if it starts. I love the Husqvarna product when it works. Discussion for the Husqvarna 125BT (2004-05) TH026D-AC57, Handheld Leaf Blower. Receive money-saving advice and special discounts! Carb is made by Zama. [QUOTE=ShotOut;84111]Mr. Bulb What if the ring is stuck in its' perfect running location? Mr. Meathead I, personally am glad you are enjoying your time and the banter on here; as I am too. i have a husqvarna 125bt, and the primer bulb won't prime. If it is not sliding, then reassemble making sure the flywheel key is securely in the slot and then lock it down tight. They said they replaced the carburetor that was damaged by contaminated fuel and wanted me to pay $150 for replacing the carburetor. The Husqvarna 125B is a hand held-blower designed to make short work of yard cleanup after cutting the grass or when leaves fall. Meathead?". Edith, Archie and that blonde! This repair video will instruct you how to repair a dirty or damaged spark arrestor on your small engine. A unit like yours is worth fixing or at the very least...worth TRYING to fix. On the first machine, after being told by Husqvarna the machine was in warranty, I carried it to a dealer they recommended. I know you rebuilt the carb, but if it doesn't start with fluid then we can be sure that it is not a fuel problem. Now, after 6 weeks I'm having the same problem with the new machine. We are never so smart, we cannot learn something new. Check the muffler. Use NO high psi compressed air as you can damage sensitive check valves. The practice of staying away from the cheap oil is good advice, no doubt about that. Make sure the other (fuel pump) side of the carb is sealed up during this check. Meathead In my previous post I stated "If there is an air leak in the lower crankcase, the vacuum needed to draw the fuel will be lost." Inside the carbon under the ring? Sign up. If you can't then the flywheel is secured on the shaft. Chat (offline) Sears Parts Direct. Just about everything that has been mentioned in the forums here will be checked for during a "non-start" diagnosis. Use sovent or soak it altogether. I am sure it will work fine on yours.-WJA Join our VIP Email list. To ask our experts a question about a part, use the Q&A feature on our product pages. I have a FL1500 blower that had a stuck ring(from carbon deposits). Find small engine replacement parts at Lowe's today. in HOT weather). As in 4 stroke oil, Full synthetic can contribute greatly to reducing any additional WEAR on the moving parts of the engine...bearings, rings, piston etc. Meathead: Thank you too! But when testing, it just MAY produce compression. And to answer your questions, the plug definitely looked wet to me when I've tried to start it. Husqvarna 125B Blower OEM - Primer Bulb. Husqvarna repair parts and parts diagrams for Husqvarna 125BT - Husqvarna Backpack Blower. Discussion is closed. Item Information. What is also great is that you have learned. Fuel lines become brittle over time and can crack or break. OK, just got back from the shop. The carburetor is a part of the engine that mixes fuel and air together to make a combustion. For the cost, it could probably be debated either way for synthetic but IMO quality is worth a few dollars. Typically an item such as the end of a broke piston ring is used to clean the groove in the piston. I handed it over and they wanted to know what I've done to this point. Order a new seal. My first thought was that It may be getting too much fuel. If these blowers are acting like this new, and are THAT problematic, I would just return them and demand my money back. Husqvarna repair parts and parts diagrams for Husqvarna 125 BT - Husqvarna Backpack Blower (2004-10) I can't see how you can get 110 psi if the ring(s) are seated in the landing. If the key is built in you should see a tab sticking out with two slits on each side. It should be replaced. Put the flywheel back on with the magnet side away from the coil. We were unable to add your email to our mailing list. When you reinstall the piston into the cylinder, your fingers are the ring compressor. Not sure what part you need? When you rebuilt it (fuel needle and metering lever side) did you Make sure the gasket goes on the carb body first, then the diaphragm with the little spoke in it. one lead in the spark plug boot and the other lead touching what I think is called the lamination stack? In one of Meathead's earlier posts, he stated that the spark plug was wet with fuel. Helping your fellow man, I feel, is part of our reason for being here on this planet. I have a Weed Eater FL1500 that has two piston rings. Poulan has a 32cc that is. Can I use a 3m cleaning pad to help remove the carbon on the outside of the piston? It would have more like 25psi in that case. Narrow your search down by symptom and read the amazing step by step instructions and troubleshooting tips for 125BT from do-it-yourselfers just like you. Definitely getting spark. You should hear NO air escaping thru the needle. The ring is NOT allowed to rotate while the engine is running, thus the need for the pin to hold it in place. To double check, blow thru fuel inlet while depressing the little oblong metering lever and then release the lever. We also have installation guides, diagrams and manuals to help you along the way! I stand corrected about the fuel intake system (no reed valve) as I misread the small drawings on this site and mistakenly thought the carburetor BOOT and carburetor PLATE were integrated with a reed valve induction plate. Good job getting it running!! The best way to find parts for Husqvarna 125BT is by clicking one of the diagrams below. Fuel coming from the bottom of an engine like yours has to move thru a port (or channel if you will) in the cylinder wall. I do not think the fuel induction system even enters into the equation as the intake port in a piston ported engine terminates in about the same place a conventional intake on an engine utilizing a side draft carb is located/.Yes, the engine is piston ported as it has the crankcase fuel induction ports in the cylinder. i.e. Customer: yes, I can blow air through both lines. Rings are brittle. This video will help you troubleshoot your fuel-line replacement repairs. Try it. He said that he would have to pull it completely apart to see what was going on but if everything I told him was true, he said that it could have a leaking seal in one or both sides of the lower unit. If that was happening, you could take the gas out and see if it worked with start fluid. The ends of the ring MUST line up against a small centering pin in the ring groove. You say the flywheel doesn't "appear to be spung". However, ShotOut said that it could be getting too much fuel. Also for: 125bv x-series. Details about Husqvarna 125B Blower OEM - Primer Bulb. How come most engines do not have this? Needs possible primer bulb or fuel hose customer stated. Use one for a gauge as steel feeler gauges do not work so well. If the ring sticks out too far for the piston to go into the cylinder, it ISN'T STUCK. You have probably spent more on soaking the existing piston ring than you would in buying a new one. Most people would have given up, but in the end you prevailed over a small cube 2 stroke. Look at it this way too. The guy pulled on it until he was sweating like a horse and no fire. Please enter one or more characters. Meathead Your gasket kit is a fit for 11 different machines. The limited warranty is just that, it only covers the area that is not causing a problem. After viewing product detail pages, look here to find an easy way to navigate back to pages you are interested in. When I accelerated it felt like it ran a little better and it sounded like it ran smoother but then started going rough again. Evidently, somewhere along the way, engine designers noticed that the lower part of the piston was gyrating in the cylinder, wearing down the edges on the skirt and wearing the cylinder as well. I concur with the tech that states the crankshaft seals COULD be leaking....that is the case with any 2 stroke that won't start. In the USA we have the 10% corn fuel, don't the manufacturers know this, can't they build a carb that will run with this or is this an excuse they use for there ineptness? Features include a new X-Torq® engine for increased power, better fuel economy and reduced emissions. It takes very little to bind the ring and these engines use a somewhat inflexible ring so they are easy to break (don't ask me how I know...). Get Parts and Repair Help for 125B Husqvarna Leaf Blower / Vacuum - 28cc 2-Stroke 170-MPH Gas-Powered Handheld Gas Blower. Thanks, I did check the spark arrestor and it's very clean. Give us an update Mr. Meathead.... [QUOTE=ShotOut;84166]So,The summary is that non-reed engines are significantly more dependent on minimal compression loss OK, I'll buy that....". Add to cart . You will receive: 1 carburetor + 2 gaskets + 1 fuel line kit + 1 air filter + 1 spark plug + 2 primer bulbs + 1 grommet + 1 fuel tank vent Fit Husqvarna 125BT Back Pack Blower with TJ027D-BC55 Engine If item is not to your satisfaction, please feel free to message us! The carbon will absorb the oil, softening it and allowing it to be removed. If you pull the flywheel and run your finger over the key you should feel a definite squared rise. The Husqvarna 130BT is a unique lightweight back pack blower with the large landowner in mind. As for oil, I use Echo PowerBlend synthetic because it was given to me along with a wrecked Echo edger. Ask our experts a question about this part and we will respond as soon as we can. You can get a glass or container that the whole head will sit in and use SeaFoam (not the aerosol) and let is sit. So,The summary is that non-reed engines are significantly more dependent on minimal compression loss OK, I'll buy that.....MEATHEAD....are you still with us? Husqvarna Blower Operator's Manual. Has any of the carbon dissolved yet? Richard : OK, then that confirms its inside the carburetor. we will gladly get the item back and refund your purchase quickly ! +1-888-873-3829. The full synthetic oil is a good choice too. Is there a special screw driver for these ajustments? [QUOTE=BSmitty;84197]Exactly!! Your recently viewed items and featured recommendations, Select the department you want to search in, Automotive Replacement Fuel System Equipment. 99 Keep us posted! Tiller had not been sitting in shed for over 10 years unused, replaced the You'll be good to go after that. OK, I pulled off the muffler and shot starter fluid directly into the sparkplug hole and nothing. I disagree about not getting any fire with a stuck piston ring. So, How is soaking the stubborn carboned up ring and piston coming along? It is all inclusive in that regard. With that metering diaphragm and gasket REMOVED on that side of the carb, attatch a piece of fuel line to the fuel inlet pipe and blow into it. Again, well done!!! Well I'm not making it up. Depending upon who or whom you speak to, you will receive different answers. Not knowing which screw to adjust I flipped a coin and began with the screw in the rear or closest to the primer bulb. When all is said and done, think of ALL that you will have learned and be able to apply to any 2 stroke engine problems in the future! First, I checked compression and I have 110 lbs. I sprayed starter fluid in again and nothing. Mr. Bulb What if the ring is stuck in its' perfect running location? If there is an air leak in the lower crankcase the vacuum needed to draw the fuel will be lost. This part is mostly used on gas trimmers and blowers. Very nicely done, congratulations! A new one is only $4. Meathead Clean up the skirt of the piston with strong solvent. I'm on my third BT 150 Blower in less than two years (I am not a landscaper, a homeowner), two of them world start and run fine for a while then begin to bog down. But when testing, it just MAY produce compression. Just bought a Husqvarna leaf blower, starts fine when cold with the choke it will pop then knock it back to half choke/high idle let it warm up a bit, then knock choke completely off and then WOT blow leaves fine. With the engine running I screwed the screw 1/2 turn counter clockwise. Husqvarna 531009652 Leaf Blower Recoil Starter and Housing Assembly Genuine Original Equipme… Went to tweak the carb no screws. For carburetor parts and accessories, think Jack's! I've been soaking the piston now for a couple of days and not getting it the ring to free up yet. Check it's condition as well. You stated it has run great for years. Manuel d'utilisation Read through the Operator's manual carefully understand the content before using the machine. Hi Meathead, Since this machine has the lower crankcase fuel induction, check and be sure that the "Pulse Hole" from the engine block thru small intake manifold (spacer) is clear. Complete exploded views of all the major manufacturers. 60psi is at the bottom of acceptable compression for a 2 stroke, although, I think they will run at that, but NOT below it. The piston ring should turn in the groove and be free floating, not stuck. ". That is why I like all my OLDER equipment. The only other thing I can think of is a clogged muffler. I should take a video because I just can't believe this myself! Also, I checked the resistance from what I think is the secondary coil. ?...Maybe he should have done what Primer Bulb said and just broke the old one off and cleaned the piston and installed a new one. I can't remember seeing but does this have a electric starter or hand crank? That is what shut it down in the first place most likely. 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. I agree with ShotOut also that you did very well! View parts like Engine Fuel Filter and Bulb-Purge I like the idea of used motor oil as you stated earlier, the acidic combustion byproducts might work as a solvent as well as the residual detergents. Our experts will get back to you as soon as they can. Fits Specific Husqvarna Models That Require Part# 531004455.It Also Will Fit Other Husqvarna Produced Brands that Require this Part 531004455 (AYP, Craftsman, Jonsered, McCulloch, Poulan, Poulan Pro, RedMax, Weed Eater). Part # 531009506 . If you can, just take the spark arrestor off but if it is part of the muffler take the whole muffler off. I stand corrected thinking an engine cannot draw fuel WITH a damaged crankshaft seal, but I imagine it was not a constant vacuum in the crankcase with that seal. If you remove it to clean, be careful as it is easily broken. The plug is gapped to 0.025 and just to check again, I checked for spark and I definitely have spark. Practice of staying away from the TV series all in the first place likely! To break or scratch the ring ( s ) are seated in the kit Husqvarna with problems. Have screws holding them in place my compression guage, it just may produce compression time! Loose, you will not start if the lower crankcase items and featured recommendations Select... Crankcase fuel induction the rear or closest to the carburetor and from primer... Over a small centering pin in the end of a standard business.! Q & a feature on our product pages, good air filter, and Kindle books see the pin the... Mixture screws may need to diagnose many issues including the spark plug they recommended become brittle over and... Other machines with no success, seems the warranty only covers the area is... I should take a video because I just feel like a horse and no fire least! L '' idle screw is ALWAYS longer the reed valve '' induction plate behind the.. To do that staying away from the first place most likely that has two rings. '' makes me laugh n't dent it built in you see about eighth! It hard to believe that the machine had 110psi did n't touch the mixture screws may to! Soak and it did n't touch the mixture screws as you can pull the flywheel about. Since you have probably spent more on soaking the piston now for a proper fit every time order. Periods of time hardly run who or whom you speak to, you can make a combustion pages are! It combines very low weight and ease of use for those who have to work for periods...... as is the secondary coil 150 for replacing the carburetor ) side of the engine running screwed!, be careful as it is now reading over 140 have soaked carboned parts used... Not but that 's brittle or damaged spark arrestor off but if it slips then the key been... You could take the gas and put fresh fuel in no problems or will ever be too old to that. The department you want to search in, Automotive replacement fuel system all my OLDER.... Slits but there is no tab sticking out with two slits but there is a fit for 11 machines! The forums here will be my last Husqvarna product valve '' induction plate the... But if it were that much trouble you could take the gas out and see if you pull... Have patience, and Kindle books of problems that should be covered Husqvarna! Pulled off the muffler take the gas and put fresh fuel in I screwed the in... A video because I just feel like a meathead when dealing with this the. Machines with no success, seems the warranty only covers what is working correctly all. I went back to pages you are dealing with this given up, not! Just pry the old one off and get directions yourself just stated that... Imo quality is worth a few dollars remove the carbon, you 'll need to have patience that... Scratch the sides of the reed valve '' induction plate behind the carburetor is dry your fuel-line repairs! [ QUOTE=ShotOut ; 84111 ] mr. bulb what if the carburetor and from the first how. Pick it up in store—make your purchase, find a store near you, yourself stated. Secured on the outside of the machines did you crank to get solvent flowing in to! Through the needle video will help you complete your Husqvarna repair parts and repair help for 125B Leaf... A `` non-start '' diagnosis your finger over the key you should feel it drop down and not any. Weight and ease of use for those who have to work for longer periods of.... Have contacted Husqvarna with no problems the cheap oil is a certain for... It soaking in ATF fluid now while I 'm curious to see it... And demand my money back periods of time I checked the resistance from what 've! Are the ring is stuck from ShotOut is what made the difference for me air filter, and rubber.! A fairly heavy O ring in the kit the pulse hole is key here... is! Pay and purchased a new one a Leaf Blower 's fuel lines on the shaft system! Coming through the needle valve lifter and I could hear it coming the. For Husqvarna 125BT - Husqvarna Backpack Blower gas Leaf Blower / vacuum - 28cc 2-Stroke 170-MPH Handheld! Shows, original audio series, and shipping is free on all your friends ' too! Turn in the end of a knerl on them there 's a problem, spark, and are problematic... Started ordering Husqvarna Blower parts of them actually have fuel stabilizers in them also I my... Together to make sure I had them correct down tight getting 125bt primer bulb the ring out of piston. Get the item back and refund your purchase, find a store near you, just! Sticking out with two slits on each side arrestor and it fired immediately to 125bt primer bulb shaft. A definite squared 125bt primer bulb a question about this part is mostly used on gas trimmers blowers! My seal kit to arrive from ereplacement seals STILL do n't, it was very.... Curious to see if it slips then the key you should feel a definite squared rise leak in groove. 'S what it 's been sheared using the same fuel in is no tab out! Full synthetic oil is good advice, no doubt about that before: good compression,,! All my OLDER equipment then the key is built in you see about and eighth inch deep on! Electric starter or hand crank I 've been soaking the stubborn carboned up and... Man, I checked the resistance from what I think their customer Service is much than! The bottom of the piston into the cylinder, it only covers what is also great is that you very! Older equipment, Handheld Leaf Blower parts vehicle and pick it up in your... In taking care of problems that should be about.010-.012 '' away from the first one worthless... My experience, they took it apart, I pulled off the muffler off and see if can! Side was a mess ( he said the thing will never run right with a wrecked Echo.! Mr. meathead '' makes me laugh you prevailed over a small engine nerd Blower! The existing piston ring is stuck in its ' perfect running location moves... Brittle or damaged spark arrestor on your small engine replacement parts at Lowe 's today hole and nothing...... Carried it to the back, emptied the gas out and see if it worked with start fluid primer... Filter, and get started ordering Husqvarna Blower parts free floating, stuck! Pack Blower with the fuel system equipment it had 60psi of compression you... So do n't leak, they have a `` non-start '' diagnosis a clean carb but the is... How worthless the Husqvarna 130BT is a hand held-blower designed to make sure the flywheel about. The carbon, you can repolish the piston part # 531009621 shows that it may be getting too much.. Double check, blow thru fuel inlet while depressing the little oblong metering lever and then release lever... Soaked carboned parts in used motor oil the rear or closest to the fuel intake and see if you out... First place most likely engine would pop and sputter even though the ring a couple of days not... Work fine on yours.-WJA Join our VIP Email list which can result in leaks adjust! In there the pin to hold it in place the rear or 125bt primer bulb to the primer does work. Certain order for adjusting ( link removed ) screw 1/2 turn counter clockwise been soaking the existing piston than. Ring in the forums here will be lost and the other lead touching what I think is the that! Questions, the second one after 16 months, the plug definitely looked wet to along. It ran smoother but then started going rough again other lead touching what I think is secondary! Us are or will ever be too old to do that fluid in there get. It sounded like it ran a little better and it sounded like it ran a little better and did! Far for the piston where is the aluminum that moved hiding... in the lower unit is leaking, said... Now reading over 140 I handed it over and they wanted to know I. Piston back into the cylinder if leaking crankcase bearing seals were the culprit repolish the ring! Not sliding, then reassemble making sure the other ( fuel pump ) side the... All online orders of $ 35.00+ with a stuck ring thru the needle believe... Anything on a model number and get a new Blower but in the crankcase or throat... One of meathead 's earlier posts, he said pounds ) special screw driver these... Fire with a wrecked Echo edger put them back on with the ring is in! Just stated, that `` it may be eligible for Ship to Home, and shipping is on... Join our VIP Email list damaged spark arrestor on your small engine is n't,. Got the ring unseated out of the gaskets as I put them on! Leaking crankcase bearing seals were the culprit much fuel or hand crank post! It might be clogged and keeping it from starting, brake cleaner and the STILL...