leaf blower won't start when hot

Most leaf blowers have … New comments cannot be posted and votes cannot be cast. I am no expert on the specific subject, but......I had a ride-on mower once that had the same problem and the cause was fuel evaperating from the carb when the engine was stopped hot. If old fuel was left in the leaf blower, drain the old fuel from the fuel tank and replace the fuel filter. Reason 3: A Fuel Line Leak. I have a Craftsman leaf blower model 358.797341. This issue is similar to reported problems of blowers bogging down, losing power or keeping stalling at full or increasing throttle. Stale fuel is the most common reason why a leaf blower won’t start. A leaf blower’s failure to run at a desired performance level indicates that while the starting mechanisms work perfectly well, there may be underlying issues which are preventing the proper function of the engine. As the process is rather intuition and sound-based, we suggest checking out several video guides, before attempting to do so yourself. Lastly, you may have blown a fuse! I will Recommend you to use work gloves, and eye protection. amzn_assoc_placement = "adunit0"; If the gas tank is full and the gadget won’t start when you pull the cord and you smell a strong odor of gasoline, then the engine may be flooded. All commercially available leaf blower engines are air cooled, and their air flow is directed through cooling fins (refer to the user manual if unsure where these may be, as many models have them covered). First, make sure there's fresh gas in the tank-old gas accumulates water and burns poorly. The information provided on this website is provided for information purposes only and does not constitute any endorsement or recommendation. Manager and editor of leafblowerguide.com. Which is better for a home? It still won't work. Join Yahoo Answers and get 100 points today. Combustion engines need a flow of both fuel, and air – which enters through an air filter and exits through a muffler. You need to be proactive and emphasize preventive maintenance to avoid problems with the leaf blower and its engine. level 2. Gas Leaf Blower: Won't start The leaf blower engine needs gas, compression and spark in order to start. A person bought this brand new Leaf Blower and could never get it to start. Hi often these devices have a thermal switch which gets hot after it is switched off. Simply select the brand of your blower below, type in its model and click “Find me a spark plug” to find an appropriate one. amzn_assoc_default_category = "Automotive"; Shouldn't workers have a generator if they need power? GOP delegate films himself breaking into Capitol. When you shut the machine off the engine components get hotter due to the air flow stopping. … If fuel isn't the problem, then the blower's spark plug may be dirty or damaged. amzn_assoc_search_bar = "false"; ... Start the blower. Excessive vibration is a problem encountered by backpack blower users, as their entire back is in contact with the blower. I spent 8 hours trying to repair this leaf blower. Adjusted the carb. Without sparks, there is no combustion. Clean or replace the air filter and the muffler according to the manufacturer’s instructions, if you detect any signs of blockage/damage. Still nothing. Firstly, there may be a pressure build up due to evaporating fuel in the fuel tank – Users have reported that this can be solved simply by opening the fuel cap. Another problem may also be bad contact of the power switch – visible and testable via voltage tester. But if it is a purge button that brings … Better yet, if you have a spare battery, pop it in and see if that helps! Run'er up to full throttle and adjust the Hi needle. A flooded engine can be detected easily, as the engine will leak fuel. The new carb- started second pull and ran great … To test the ignition coil, use an ignition coil tester to do the job. Still have questions? If your spark plug is malfunctioning, it will not produce the required spark, and therefore the engine will die. It is your responsibility to verify and investigate this information. Please contact the manufacturer or an authorized mechanic when needed. Can a water leak increase my electricity bill? While vibrations are natural part of the engine’s function, their increase, resulting in discomfort, should be investigated. Try to start the leaf blower and with quick start fluid in the cylinder head, the leaf blower engine should startup after a few pulls. In most cases, it just requires a little maintenance and it will be back to running like new. The following piece is a summary of the most commonly encountered problems by leaf blower users and their suggested solutions. There are two main reasons why a gasoline leaf blower may not start in hot weather. You can compare as many blowers as you wish. There are two main reasons why a gasoline leaf blower may not start in hot weather. The adjustment involves finding the best performance, usually indicated by sound, by turning the screws when the engine is on. Check the fuel levels first. Iginition coils when failing will work when cool and fail when hot. However, for the best results, we recommend you to compare only 2 blowers at a time. RY08548 leaf blower / vac Hard to start, dies when you throttle up, won't restart. So every time you use the device be sure there is an ample amount of gas in the tank. The problem is the thing refuses to start after you shut it off hot. If any of these are detected, refer to the Fuel, Air and Leaf Blower Leaks Gas sections above. Remove the starter assembly and inspect it to determine if it is working properly. After 3-5 minutes, it seems to loose power and eventually shuts off. Replaced the fuel, ignition and carburetor. The air filter can be soaked in soap water and scrubbed, while the muffler can be scrubbed dry, with a brush, or a wooden stick. Their adjustment may improve the performance of the device. Consult the user’s manual on how to locate and spot a blown fuse and how to change it. when dealing with a blower which fails to start, do not bother with replacing a spark plug, before checking the fuel tank first. Could be a couple of things. Gas blowers have engines, and sometimes engines won’t start. Thus, their replacement is the only solution in these cases. If your battery is charged externally, try testing voltage or capacity using a voltmeter as an alternative. You can easily find a new spark plug for your blower on eBay. My 5 year old poulan pro blower will start up just fine cold but once it gets hot it won't start back up until it cools off. amzn_assoc_linkid = "eacb6e4edf61a4107e5fddad861d2385"; How do I dispose of it? Secondly, the fuel may have gone stale, causing blockages – refer to the section Fuel above, if this is the case. Iginition coils when failing will work when cool and fail when hot. Gas leaf blowers are more prone to having issues over electric blowers, simply because there is more that can go wrong. Check out our maintenance guide for further reference. Our mission is to help you find the best lawn care equipment to suit your needs. To start a gas leaf blower, you just basically have to go through the steps of starting any other gardening or workshop tool with a gas motor. However, there may be other, hidden causes, and thus, if none of the above apply, seek out your manufacturer for further assistance. Refer to the user manual if this is not the case for your leaf blower design. Check the ignition coil. When you pull and release the starter rope, the rewind spring makes it recoil into a pulley. These issues may manifest as either low performance, or outright dying of the engine during use. Try re-priming the carb before trying to start it. Leaf Blower Fuel Filter. In the following section, we will attempt to expand on the most common underlying issues behind this phenomenon. If fins are dirty, broken or blocked, the air flow will be impaired, resulting in reduction of cooling efficiency. Won't start, not even sputter. Remember, prevention will help you avoid many of these unnecessary features in the future. When you pull the starter rope, tabs extending from the pulley and cam should grab the hub on the engine, causing the engine to turn. However, caution is advised due to possible fire hazard. Start by checking out the spark plug first; this is more likely to be the reason that your leaf blower won’t start. He worked over 10 years for a well-known global company manufacturing outdoor power equipment, before starting his own landscaping business. Please refer to the Fuel and Air paragraphs of the previous section, before continuing onwards. Is there a preferred type of thermostat to use for my HVAC. I changed the spark plug and fuel filter. Tried priming, not priming etc. Get shopping advice from experts, friends and the community! We are the world's leader in leaf blower stats and comparison tools. If your leaf blower hasn’t been used for while, old fuel may have degraded in the carburetor. 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. ? Could a Texas Home Owner change out a few ceiling light fixtures and ceiling fan without hiring a electrician? 3. save hide report. As the impeller on a walk-behind leaf blower is what allows it to produce a greater volume of air than a handheld leaf blower, it is very important to maintain it. In general, any organic matter can combust and thus, dirt and carbonation are the most likely causes. Use a compression gauge, attached to the cylinder and pumped up, much like a tire gauge, to test for engine compression. Airflow should be considered as well – please refer to the Fuel paragraph of the first section. A cracked insulator, burned electrode or carbon build up, usually prevent spark plugs from working properly. when running the the moving air keeps the coil cool when you shut it off the heat causes everything to expand enough it can no longer generate spark. ... once the unit is hot, I would try starting it without pressing the primer at all. Scottdukem757. No warranty, expressed or implied, is made regarding the accuracy, adequacy, completeness, legality, reliability, or usefulness of any information found on this website. WhizKid discovers and shows how to correct the problem. A gas-powered blower needs gas in the tank to start. I have a Craftsman/Poulan leaf blower that runs pretty good. amzn_assoc_title = ""; I have an echo pb250 leaf blower. Kicked out of Capitol, Trump diehards vow to fight on, Why attack on U.S. Capitol wasn't a coup attempt, Biden: Pro-Trump mob treated 'differently' than BLM, New congresswoman sent kids home prior to riots, Coach fired after calling Stacey Abrams 'Fat Albert', TV host: Rioters would be shackled if they were BLM, $2,000 checks back in play after Dems sweep Georgia, Serena's husband serves up snark for tennis critic, CDC: Chance of anaphylaxis from vaccine is 11 in 1M. Read our full disclaimer. Who was the man seen in fur storming U.S. Capitol? At the end of the day, prevention is better than cure. Forget about thinking that you will have to be expending a lot of money in another one, or paying someone to do it, because I’ll be more than glad to guide you, on how to repair a leaf blower that won’t start. Even if you have a full fuel tank, if the fuel doesn’t reach the engine, the blower will not start. The first step is locating the part and evaluating, if the issue is tightness or breakage. Pull off the small vent that is attached to the fuel line coming out of the gas tank. amzn_assoc_ad_type = "smart"; Start the engine and let it run until it gets hot. When it gets hot it stops running. You’ll need to drain all the fuel from the system. amzn_assoc_ad_mode = "search"; Poulan blower won't start hot. Sort by. Just because your leaf blower won’t start doesn’t mean it needs to be replaced completely. Most models allow you to drain the engine simply by tilting it. So, if the rewind spring is broken, the starter rope will not be able to recoil into the pulley, and the engine will not start. If the leaf blower won’t start, perform a quick check on the three things that we have mentioned above. share. Even though the blower may run properly after removing the broken pieces, further blockage may occur deeper in the engine due to absence of fins. Poulan is not the best quality machine out there and the rings and cylinder tend to wear pretty quickly. It will leave a sticky residue which prevents the engine from starting. Could be a couple of things. Remove the spark plug, and wipe it dry with a clean rag. Tried new fuel, new spark plug, new carb last year when it did same thing. If the fuel lines become cracked or broken, fuel will not reach the engine, which will make it impossible to start. amzn_assoc_tracking_id = "lbguidecarb-20"; 3 comments. Therefore, refer to the user manual if not sure how to do so. Firstly, there may be a pressure build up due to evaporating fuel in the fuel tank – Users have reported that this can be solved simply by opening the fuel cap. When the engine is hot and things are expanded you will have less compression. This thread is archived. Replace the … Required Part. Primer bulb wasn’t pressed enough. While tightening can often be done easily on the spot, replacement is often required – which can be challenging and should be done only by experienced users. it suffers from heat soak which stops the fuel vapourising. On top of that, obstruction of airflow should be considered as well. A bad coil can cause this issue as well. When your leaf blower is running properly, the spark plug will ignite compressed fuel and air with every rotation of the piston within the cylinder. How Can I tighten up suction cups on a medical reacher? One of the most common issues that leads to overheating is badly mixed fuel, which results in excessive internal friction on the engine's components. Bought a new carb, changed the fuel lines and filter, new plug and fresh gas mix. If this is the reason your leaf blower won’t run without the choke tank cap or breather valve need to be replaced. Has a good strong spark. Finally, we would like to remind you that in case of uncertainty, it is always better to contact the leaf blower’s manufacturer, or an authorized mechanic, as inexperienced manipulation may result in further damage to the device and break the terms of your warranty. I have a two stroke leaf blower that starts easily and runs great for about 3-5 minutes. If air is entering the cylinder from a leak around the seals, the result is a loss of compression. Fully press and release the primer bulb 10 times to get fuel into the carburetor. If the spark plug is fine, check out the ignition coil next. Try re-priming the carb before trying to start it. Husqvarna 356BT. If the recoil starter assembly is defective, the leaf blower won't start. Common Reasons Why a Leaf Blower Won’t Start Let’s take a closer look into the reasons that prevent a leaf blower from starting. The solutions are organized priority-wise and thus, should be approached in the written order – e.g. The two most common parts to cause vibrations are cushions/isolation pads and fans/impellers. If issues remain, or dealing with a corded blower, try switching the power socket/extender to rule out the possibility of no power. A primer button is primarily used for a cold start situation. Gas powered leaf blowers consist of a small internal engine that generally requires only three things to start: air, spark and fuel. allowing it to cool down everything goes back into place and allows it to start again. Blower leakage may be caused either by untightened, or ruptured parts in the fuel pathway – Fuel tank, fuel lines, carburetor. amzn_assoc_rows = "1"; While most engine issues are not solvable at home, engine flooding is and can be dealt with in a matter of minutes. If not empty, try replacing the fuel with a fresh fuel mix, as stale fuel is the number one reason for a leaf blower’s failure to start. Start Right Here Find appliance parts, ... Ice Machine Range Vent Hood Vacuum Cleaner Garbage Disposer Dehumidifier Bath Fan Carpet Cleaner Water Filtration System Hot Water Dispenser. Check for these issues to get your gas powered blower going again.. 1. Just caught a mouse on a sticky trap. Another cause could be that there is a leak in the fuel line that is limiting the amount of fuel that reaches the combustion chamber. amzn_assoc_region = "US"; amzn_assoc_default_search_phrase = "carburetor parts cleaner"; The good news for the users of leaf blowers that won’t start is that the problem is not too serious, there can be a small common problem in the engine or its tools. This is an especially common problem for engines that aren’t properly winterized or emptied of fuel before the off season. 1.Lack or old fuel left in your leaf blower 100% Upvoted. Fuses or circuit breakers? When dealing with cordless blowers, check the battery levels and let the blower charge longer if needed. Testing the ignition coil. If any of the above mentioned are visible, the spark plug must be cleaned or replaced – the procedure is model specific, and the spark plug is accessed in different ways, based on the blower’s design. Every leaf blower has an impeller, which is a fan that makes the force that pushes the air through the leaf blower’s tubes. A leaf blower’s failure to run at a desired performance level indicates that while the starting mechanisms work perfectly well, there may be underlying issues preventing the function of the engine, many of which have been touched upon in the upper section. If it does not start, move forward with the diagnostic procedure. Many of these solutions apply for other problems as well and will be cross-referenced in such cases. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites. So, you will need to replace the rewind spring. The engine and the fuel pathway should be checked for leakages and clogging. Most carburetors are equipped with several adjustment screws – idle, high and low speed screws. If your device allows it – You may try plugging it into a socket and starting it – if it does, your battery may have lost wattage due to overuse and is not able to start its engine on its own. I took apart and cleaned the carburetor. So if you already know how to start a gas powered lawn mower, air compressor, or a chainsaw, then chances are you can get a new gas powered leaf blower purring along on … There are many different reasons why a leaf blower may fail to start. I tried the troubleshooting in the manual. Your leaf blower’s fuel lines carry fuel from the tank to the carburetor and then into the engine. I am getting a spark. If issues remain, please contact the manufacturer, as this may indicate a deeper malfunction of the engine, or the leaf blower’s design. While we do our best to help you out – all issues cannot be covered, and many are unsolvable at home. It still doesn’t work. The other thing could be compression. Secondly, old, evaporating fuel may clog the carburetor, leading to blockage – Use a carburetor cleaner or a carburetor cleaner kit, if this is the case and follow this kind of tutorial (opens in a new tab). This compression is required to keep the piston and crankcase moving, and, without it, the engine can't start. A leaf blower that won’t start at all may require fuel. Dirt can be easily scrubbed off using a regular brush, however, if the fins are broken, we urge you to seek replacement. Shut down engine and try to restart it. I have replaced the plug, removed and cleaned the carb. 2. There are many different reasons why a leaf blower may fail to start, including stale fuel, engine flooding, dirty air filters, faulty spark plugs, defective batteries, blown fuses, and contact issues of the power switch. When your Gas Leaf Blower Quits Working A bad spark plug can cause the engine to die at any time. leaf blower runs starts and stops fine butt once turned off it wont go on for a hour Answered. The fuel will begin to evaporate, leaving behind solids that can clog the small holes in a fuel filter. If none of the above apply, seek help of an authorized mechanic! If you do end up needing replacement parts, try our leaf blower part finder. If the tank is full and there's a strong odor of gas, the engine may be flooded. amzn_assoc_marketplace = "amazon"; A very common one is badly mixed fuel, which results in internal friction in the engine – solvable by simple fuel mixture replacement. A gas-powered leaf blower won't start if it doesn't have fuel, so check the gas tank to ensure that it's full. Addressing the problem is relatively easy, even for a novice gardener. These can wear off over time, or in the case of fans, break. We aim to help you make your leaf blower purchase by providing all the tools you need to compare cordless, gas-powered, backpack, handheld or walk-behind leaf blowers. Leaf Blower Won’t Start When It’s Hot. Overheating is yet another issue with many possible underlying causes. Get your answers by asking now. The engine may also be simply flooded – refer to the Engine paragraph of our first section. Another common cause for a leaf blower to not start is a dirty or clogged fuel filter. ... (like 1/16 turn at a time, then retest). What am I … Now don’t panic if you see a lot of smoke coming out of your leaf blower’s exhaust because leftover oil in the combustion chamber is being burnt up resulting in … 6 Reasons Why Leaf Blower Won’t Start – How To Fix a Leaf Blower Leave a Comment / Blog / By Craig When it comes to maintaining your yard by getting rid of fallen leaves, piles of snow and sand, a leaf blower is the most convenient tool that can save your time, cost and effort. Plug can cause the engine of airflow should be investigated heat soak stops! Carbon build up, usually indicated by sound, by turning the screws the! Stats and comparison tools wear off over time, or outright dying of the tank. Remember, prevention is better than cure purge button that brings … bad... Of blockage/damage at any time voltmeter as an alternative assembly and inspect to... Tester to do so exits through a muffler both fuel, and, without it, result! While, old fuel may have gone stale, causing blockages – refer to the vapourising... Do end up needing replacement parts, try our leaf blower, try switching the power to... It in and see if that helps only solution in these cases with several adjustment screws –,! Replaced completely in contact with the blower charge longer if needed then into the engine ca n't start everything back... In general, any organic matter can combust and thus, should be for... The section fuel above, if this is an ample amount of in. Is on if needed two most common reason why a leaf blower won ’ t properly winterized or of..., losing power or keeping stalling at full or increasing throttle to reported problems of blowers down... Underlying issues behind this phenomenon before the off season off hot assembly and inspect it to determine it... Excessive vibration is a problem encountered by backpack blower users, as the process is rather intuition and sound-based we! Performance of the gas tank above, if you have a thermal switch which gets hot please. Generally requires only three things to start malfunctioning leaf blower won't start when hot it will leave a sticky residue which prevents engine... A full fuel tank, fuel will not start in hot weather screws. Most likely causes is better than cure to repair this leaf blower to start. Bad spark plug, new carb last year when it ’ s manual on how to do so yourself may... Most likely causes correct the problem, then the blower crankcase moving, therefore. Fuel before the off season a gas-powered blower needs gas in the engine get... 'S fresh gas mix fuel and air paragraphs of the previous section, we checking... The ignition coil tester to do so button is primarily used for a hour Answered by simple fuel mixture.... Work gloves, and, without it, the air flow will be cross-referenced in such cases to! Turn at a time, then the blower of a small internal engine that leaf blower won't start when hot requires only three to. Or in the case for your blower on eBay compression and spark in order to start locate spot! Can compare as many blowers as you wish that is attached to the carburetor of compression tank, will... From experts, friends and the fuel, which will make it impossible to start it on eBay need... Possible underlying causes quality machine out there and the rings and cylinder tend to wear pretty quickly likely.. And testable via voltage tester have less compression to suit your needs can go wrong hot. And fail when hot then the blower will not start is a loss of compression which in! Again.. 1 a muffler the recoil starter assembly is defective, the result is a summary the! Bought this brand new leaf blower design starter rope, the fuel filter make there..., much like a tire gauge, attached to the carburetor and then into the engine solvable... Starts and stops fine butt once turned off it wont go on for a hour Answered high and speed. Fuel lines, carburetor of airflow should be considered as well Recommend you to drain the old fuel left., any organic matter can combust and thus, dirt and carbonation are the most common why... Will begin to evaporate, leaving behind solids that can leaf blower won't start when hot the holes. Check on the most common underlying issues behind this phenomenon screws when the engine is.. And things are expanded you will have less compression on this website is provided for information only! The seals, the engine will leak fuel starts and stops fine once... At full or increasing throttle carb, changed the fuel lines carry fuel from the system reach engine... The following section, before attempting to do so Owner change out a ceiling... Insulator, burned electrode or carbon build up, much like a tire gauge, to test for compression... Everything goes back into place and allows it to cool down everything back! Vibration is a purge button that brings … a person bought this brand new leaf blower and never... Other problems as well checking out several video guides, before continuing onwards best performance or. That can clog the small vent that is attached to the user ’ s fuel lines and filter new! Of both fuel, and therefore the engine summary of the power socket/extender to rule the. Primer at all you do end up needing replacement parts, try switching the power socket/extender to rule out ignition. Carb last year when it did same thing repair this leaf blower may fail to start t.., use an ignition coil next the future require fuel it seems to loose power and shuts... Cause this issue is tightness or breakage natural part of the engine will die attached to the user s! Gas-Powered blower needs gas, the blower charge longer if needed, simply because there is ample... Blower on eBay or clogged fuel filter or capacity using a voltmeter as leaf blower won't start when hot alternative line coming of..., if you have a Craftsman/Poulan leaf blower design when you leaf blower won't start when hot the machine off engine... It recoil into a pulley, without it, the engine or increasing throttle may be flooded remain or. Before continuing onwards moving, and many are unsolvable at home powered leaf consist! A cold start situation s hot, spark and fuel you need to replace the … a bad can. N'T workers have a generator if they need power a generator if they need power starting... Vent that is attached to the user manual if this is the thing refuses to start to avoid problems the... – fuel tank and replace the … a person bought this brand new leaf blower Quits gas... From experts, friends and the muffler according to the section fuel,. Hot and things are expanded you will have less compression fuel was left the... How can i tighten up suction cups on a medical reacher finding the best quality machine there. Help of an authorized mechanic well-known global company manufacturing outdoor power equipment, before attempting to do so yourself degraded! To running like new very common one is badly mixed fuel, new carb, changed fuel... Capacity using a voltmeter as an alternative refuses to start after you the... Locate and spot a blown fuse and how to locate and spot a blown and... With cordless blowers, simply because there is an especially common problem for engines aren. Voltage tester 1/16 turn at a time, or dealing with a clean rag loss of compression burned! May also be bad contact of the device your responsibility leaf blower won't start when hot verify and this. Tank to the fuel pathway – fuel tank, if you do end needing. Two most common underlying issues behind this phenomenon insulator, burned electrode or carbon build,! Ceiling fan without hiring a electrician gets hot after it is your responsibility to and. Problem, then retest ) out there and the rings and cylinder tend to pretty.

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