A fuel that is yellowish indicates that it has become old. Only some Honda mowers will have the stop/start controlled by the bail lever. Suppose you find one of these four instances below with your engine. Instead, a wax thermostat mounted in the cylinder head heats and pushes on a lever that opens the choke plate. Spark is just as important as fresh gas. Tilt your mower over and pour a cap full of gas into the carburetor. If you need video help check out Honda mower surging video. Fill with gas and turn on the fuel. This is what causes the poor running/no start. Gas Stabilizer Its simple to use, just dump one ounce of gas stabilizer into 2.5 gallons of gas, fill your gas tank and run the engine to mix it throughout the fuel system, thats it. The choke is used to start a cold engine. Contact a customer service representative at 1 (877) 314-6990 for assistance in ordering the product you are searching for. With the fuel line removed, you can turn the carburetor on its side to unhook the choke, throttle links, and spring. Some Hondas will have the traditional choke lever and more modern mowers will have the auto choke set up. Now, attach the air filter and the fuel tank to their original positions and firmly secure them. Pull Wire When working on your mower remove the plug wire and turn off the gas. Your Honda may have an auto choke. Testing Bail Switch At this point, I would go ahead and fit a new coil, because I have never fitted one of these switches. Therefore, it is highly recommended to service your carburetor. Choke On Some Honda mowers are fitted with an auto choke and so the choke wont be controlled by the lever. Dont forget to refit the push-on wire connector and turn on the gas.Nice work! Replace your carburetor if your machine starts up on choke then dies, if it starts with starting fluid then dies or if it needs choke on to run. Rebuild in reverse order. Honda uses a choke plate type system to achieve a fuel-enriched condition. If you are in any doubt about how to check the oil, youll find this guide helpful How to check lawn mower oil. Ethanol is an alcohol fuel made from sugar, corn, and other plant materials. If you found no issues with your choke system, move on to clean the gas bowl. Check the needle tip, aworn tip turns pink. 3) What can be used instead of carburetor cleaner? Push the coil snug against the business card and tighten the two bolts. This product will improve or fix your Husqvarna HU700F Walk Behind Mower, meaning you will keep cutting grass and weed for more time. Most Problems With Equipment Not Running Or Having a Hard Time Running Is Due To Carburetor Problems. If your engine doesnt start or stops after you start, or if it doesnt produce enough power. Spray some carburetor cleaner up at the main fuel jet before refitting the bowl. Your Honda may have an auto choke. When the fuel jets are clogged, this situation arises. If the bail lever isnt held the mower wont start. Now you need to remove the carburetor and clean it. Brand new Honda mower wont start? Strip Down Remove bowl, float, and needle, this is done by pulling the pin. If you need help, the Honda mower surging video covers the bowl draining and cleaning process. First, by securing the jets and renewing the gaskets where appropriate, you should assemble the carburetor parts. As you know, you dont have to use the stabilizer all season, but do use it towards the end and when winterizing the mower. Just the bowl nut and the bowl come off during this cleaning, which is washed separately. The tap is positioned just below the gas cap. I tell my customers to turn off the fuel when the mower isnt in use. The symptoms of bad gas vary: mower wont start; mower runs rough; runs but only with choke; splutters when cutting on a slope; dies when cutting grass; lawnmower starts and then dies. A sticking choke will run poorly and puff black smoke from the muffler. Your email address will not be published. Drain Gas If you havent already, drain out the old gas. Sometimes this will solve the problem or at least point you in the right direction. This allows more fuel to flow to the engine. Loosen the bolt on the fuel bowl. Remove Remove plug wire and turn off fuel as before. If not, adjust the cable at the throttle lever. Do not panic if you have not carried out these cleaning steps before or are unsure which components to remove. Black smoke is observed at the exhaust as a result of this. A brake cleaner is a reasonably good replacement if a carburetor cleaner is unavailable. You may need to drain the tank, carburetor bowl and fill it with fresh gas. One of the causes that contributedtothe carburetors clogging may be a dirty air filter. Honda mower engines are very common and so you wont have a problem getting a tune-up kit to match. This is the other type stop/start system, the bail lever, and is connected to the engine brake which incorporates a simple stop/start switch. Just stay tuned. If so keep reading. Refit carburetor to the mower. Bad or no contact will give you a no start. So when ordering has your model number handy. After you have cleaned them, they will be noticeably bigger. Check Oil A Honda wont like to be overfilled with oil either, this can damage the engine, cause it to smoke, leak oil and sometimes not start. Remove pull assembly held on by 3 nuts. If you need video help on the subject, check out Adding gas stabilizer video. Check if the gas tap is the problem, remove the gas line to the tap and check flow. Hey, I'm John and I'm a Red Seal Qualified Service Technician with over twenty-five years experience. Use fine wire to clean out the needle seat in the carburetor. In that case, we suggest replacing it with a new unit. If you need help prepping your Honda for hibernation, check out How to winterize your mower video. Required fields are marked *, Carburetor For Husqvarna LC221FH Lawn Mower, Carburetor For Troy Bilt Model 13A879BS066 Lawn Tractor, Pull Start For Husqvarna LC221FH Lawn Mower, This Product: Carburetor For Husqvarna LC221FH Lawn Mower, Be the first to review Carburetor For Husqvarna LC221FH Lawn Mower. It does this by shutting the engine off and applying a flywheel brake. This stuff will protect and clean your fuel system and can be used in all gas-powered kit including 2 stroke engines. To quickly test for a gas issue bypass the fuel system. Blow some into the needle seat on the carburetor. The most likely cause of a no-start Honda is fueling, and so we will start there. This guide will walk you through testing for spark and how to change a coil, its simple. I use a suction pipe to clean the bottom of the tank, however, sometimes you need to remove it to clean it thoroughly. Some will have a manual choke, others will have an auto choke. Its not complex but there are lots of gaskets that must be replaced in the same order. Remove the float and check the needle seal. from 08:30 a.m. to 5:00 p.m.; Friday from 09:00 a.m. to 05:00 p.m. (Eastern time). The Bail lever or dead mans lever is a safety feature. Fuel, Spark, and Compression are broader areas than their title suggests. Tune-up kit includes: oil; plug; air filter; fuel filter (if fitted); new blade (optional).Your Honda engine will likely be a GCV 160 or GCV 190cc. Tests are not difficult, but youll need to execute them correctly to avoid burning time or replacing parts needlessly. It would help if you were to use the aerosol spray to efficiently clean the carburetors interior connected to the lawnmower frame. There is no need to take the whole machine to a mechanic. Not sure if your choke is working? By using this website I agree with the Disclaimer. This site is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. The most common reason a new Honda mower wont start is because the fuel tap is turned off. If you forget about what goes where these photos give you a better idea of their positions during reassembly. This site is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Without disassembling it completely, you can clean a carburetor. Isn't this Husqvarna HU700F Carburetor the item you need? Honda makes reliable, well-designed, and constructed mowers. Now hold the plug against the metal of the engine using the insulated pliers, take care to ground it well. You dont need to remove the air filter housing to access the bowl. At my shop, I have found many strange concoctions diesel, water, white spirits, vinegar, and of course last years gas makes a regular appearance in the tank. This blog is written by a group of Garden Tool enthusiasts. For this test you will need a spare plug, any plug will do for the test. Honda fit their fuel tap on the right-hand side of the engine when viewed from the front of the mower. So a properly fitting screwdriver is essential, otherwise, the screw will be damaged. But you can test the switch by unplugging and checking for spark as before. Check the tank for grit and if youre not sure the gas is good, replace it. If after running the test, the plug now sparks, replace the switch. Is there gas in the mower? The next most likely is spark and the least likely of all is a compression issue. Your mower wont start if the choke is faulty. Take special care when fitting the gaskets. We are compensated for referring traffic and business to Amazon and other companies linked to on this site. Check on level ground and with all wheels set to the same height. Simple! Testing will take into account the complete system, for example, fueling is more than just the gas, it includes carburetor, tank, air and fuel filters, gas line, intake manifold, etc. Take a suitable screwdriver and push on it. Diagnosing a no-start Honda is pretty straightforward, carry out a few basic tests to eliminate ignition, fueling, and mechanical faults. Here are some of the tools I use to clean carburetors, theyll make the job a lot easier. This page list popular carburetors Carburetor types. All you really need here is patients. If not adjust the cable. Gas is the number one reason for a no start or poor running. Careful when fitting the gas bowl, the large o ring can become pinched, apply some oil to help it seat. If this works out for you, great! Its easy for the plug wire to come loose, happens all the time. If you have too much gas flow, the float needle is at fault, and yes you could replace the needle but often this doesnt fix the problem. Please try one of the following suggestions to find what you are looking for. Ethanol fuels are stale after one month. This step is where the disassembly starts. If you think that this is not the case, I wrote a guide that covers all pull cord common problems check out Pull cord troubleshooting. How to clean a carburetor on a Husqvarna lawnmower, step by step: Carburetors are machines that mix the fuel and the air in a suitable proportion to deliver an air-fuel mixture to the engine. Some gaskets will stick to the carburetor or other components and thats fine dont remove them.Gaskets must be fitted in the same location and orientation. Check out the Unflood mower video. A cold engine needs more fuel than a hot engine, so the choke creates a richer air-fuel ratio. If you need to verify if this product fits your engine or machine, check the complete Husqvarna HON 16100-Z8B-901 Carburetor Where Used list. To check if your initial issues have been resolved, you can add fresh gasand start the engine. Fit Coil Fit push on wire connector and bolt the coil in place, but dont tighten yet. This section deals with a lack of gas flow from the carburetor. E15 burns hotter than other fuels, your mower is not designed to run at these temperatures. The correct starting procedure for a cold engine will require giving it extra gas to enrich the fuel/air mixture which a cold engine needs for a smooth start. The Honda mower self-propel handlebar control operates by cable and the power from the engine is transferred to the transmission with a belt. When these seal tips wear, they can cause either too much fuel flow or no flow. Remove Remove the air filter, by pressing the two plastic tabs. Your Honda engine should be serviced at least once per season, ideally in the spring. The steps to removing, and eventually, cleaning the Husqvarna carburetor are mentioned below: You should know the reason for which you are looking to clean the carburetor of your lawnmower in the first place. Your carburetor may look different, but the process is the same. Suppose your carburetor is old enough and has been serviced very often in the past. Suppose the air-fuel ratio increases due to too much air and less fuel. The opposite of the above situation is the engine running rich. Husqvarna LC221FH Lawn Mower Shown In Pictures. But only fit Spark Plug (BPR6ES) to a Honda GCV 160 and 190. 4) How do you know if the carburetor of your needs to be cleaned? Remove the main jet retaining screw. Your prior experience tells you that this could be a clogged carburetor that needs to be serviced. (1) Mower attempted to start or started tells us we have a fueling fault. Lawnmowers depend on timely maintenance for better performance. If not, replace the choke thermostat at the muffler. Using a compressed air gun for spraying, which virtually eliminates all the dust produced over time, may also be useful. Your mower wont start if the choke is faulty. Note: The best way to test spark is with the In-Line Spark Tester tool or similar, as it will load up and stress test the coil. If you need video help checking the basics, check out Pre repair no start checks video. When using carb cleaners, be very careful as they can be dangerous to inhale. Doing this on the running engine helps the cleaner thoroughly flow through the jets and holes, breaking throughsludge deposits. This post covers the subject pretty well, however, if you need video help, check out Mower wont start video. I like to remove and clean the fuel bowl. Check out Lawn mower carburetor types, its a list of common type carburetors. Your gas could be clean but stale, and mowers dont like stale gas. Gumming Its a carburetor killer, using a gas stabilizer will prevent a lot of problems. Bad gas is the number one cause of no starts.
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