If the porcelain insulator is cracked, an electrode is burned away or damaged, or there is heavy carbon buildup at the electrode, replace the spark plug. Unleaded gas Funnel SAE 30 motor oil Clean rag Socket wrench Spark plug socket Brake cleaner Replacement spark plug (consult manual for the appropriate part for your mower) Garden hose Wire brush Pry bar. While starting a lawn mower isnt a complicated task, you can run into problems if the mower is low on gas or oil, has a bad spark plug, or if clumps of grass are clogging the mower deck and blade. Do so quickly and with considerable force, and the mower engine should to turn over. Riding Lawnmower Won't Move in Neutral? (Possible Causes & Fixes) If you see chalky/powdery white corrosion like this, its probably better just to replace it. If you constantly have to charge the battery, a bad battery or failed alternator could be causing the problem. Los Angeles, CA 90013 It sounds simple, but weve all overlooked the gas tank from time to time. Solution:If you are somewhat mechanical, you can try to clean the carburetor yourself, otherwise bring it to your lawn mower repair shop. Similar to the smaller Yard Machines, you should check the oil and gas level. Our editors and experts handpick every product we feature. Let's examine these starting issues in detail. ), This is Why Your Yard Machines Lawn Mower Wont Start, Read more about why I use Sea Foam in my lawn mower here, Test your Yard Machines solenoid by following the steps here. Replacing your air filter annually and cleaning it several times during the lawn mowing season will help protect your engine and allow it to run at its best. Yard Man Lawn Mower - Lawn Mower Won't Start - Repair Clinic Gross Torque. When the carburetor is no longer to regulate the fuel your engine receives, your Yard Machines engine will run rough or it may not even start at all. Yard Machines Lawn mower starts then stalls - Repair Clinic If its cracked, broken or bent, replace it immediately. For a riding mower, turn off the engine and engage the parking brake; for a walk-behind mower, pull the spark plug wire from the plug. View solutions for handling the most common engine and product troubleshooting and maintenance questions. . When this happens, little to no fuel reaches the engine. The fuel pump exists to pump fuel to the carburetor when then the fuel tank sits lower than the carburetor. This is a common problem if youve cut wet grass or let the lawn get especially long and bushy between cuttings. Clean or replace the dirty air filter and change out the contaminated fuel. The equipment you use will depend on whether theres anything wrong with the mower, and the troubleshooting tips you follow below. Do not Sell or Share My Personal Information, Carburetor or carburetor inlet needle and seat. It is possible to replace a flywheel key, but it does require taking apart the mower. Wrong or Old Gas 3. This is a pretty easy problem to solve. Allow it to dry completely, and then wipe fresh motor oil over the filter, replace it in its housing, and power up the mowerthis time to the pleasant whirring of an engine in tip-top condition. The flywheel helps to make the engine work smoothly through inertia. When I put the blades down to mow it will mow about 5 to 10 mins and start to bog and die. Lets examine these starting issues in detail. The oil level should be between the two marks on the stick. Briggs and Stratton 675 Series Repair - iFixit If you see fuel outside of the fuel pump or cracks in the pump, the pump will need to be replaced. It is usually a knob or a lever that you can easily excess in most Yard Machine lawnmowers. I was at the center of caring for and maintaining this lawn and even proceeded to take an associates Degree in landscaping. If the starter rope seems stuck or is difficult to pull, then its probably due to a clogged deck. If your snow blower still doesnt start you should consider taking it in for service. Use a carburetor cleaner to clean the filter. Articles may contain affiliate links which enable us to share in the revenue of any purchases made. I just picked up a yard machine riding lawn mower (mtd 13ad698g300). One needs to. The Best Lawn Mower Repair Services of 2023. Clean the electrode on the end of the spark plug with a wire brush and brake cleaner. Shoot a little carb cleaner into the bowl, then add fresh gas. You pull the cord a few times, but the engine just sputters and dies. Step 1: Adjust the mower First, you will adjust the mower to get started. For loose connections, use pliers to pinch the terminal. You must adjust the choke so it doesnt continue to restrict airflow once the engine is warm or it will shut down. Read more about why I use Sea Foam in my lawn mower here. You insert the key into your ignition switch and turn it only to find nothing happens. Uninstall it from the engine and use a carburetor cleaner to remove any residue. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. Yard Machine Lawn Mower Won't Start - Get Easy Solutions - PushMowerHome A bad ignition switch occurs due to the following: If you suspect the ignition switch could be the problem, test it with a multimeter. The pump is needed to push fuel up to the carburetor. If its loosened, disconnected, or coated in water or carbon residue, the spark plug may be the cause of your machines malfunction. #3 Make sure the "dead man's handle" control on the mower is held fully against the mower handle while starting. A fuel pump, just like any other mechanical part, can fail over time. The culprit may be the spark plug, which is responsible for creating the spark that ignites the fuel in the engine. It is a 1999 MTD Yard Machine. A throttle is usually a lever that is located on the body of the Yard Machine lawnmower. If your push lawn mower starts smoking, its probably burning oil. When a component of this system fails, your Yard Machines mower will not start because the battery will not provide enough power. Excessive oil or gas usage. Carburetors can get crusty buildup and gummy deposits from using old fuel containing ethanol. Pull the rubber cap off the spark plug. If that battery is weak or dead, it will not be able to start the mower. Its frustrating. Start the fuel flow and watch the fuel flow out of the line and into the container. This may be a dark tip, burnt electrode, or broken porcelain. Look for the large black cap on the top of the mower engine (it should have an imprint of a gas tank on it). If your mower has a fuel filter (not all do), check to make sure its functioning properly. Sometimes that results in your lawn mower smoking, and sometimes it prevents it from starting entirely. To engage the brake, you either need to push the pedal or the lever downwards. Unscrew the spark plug using a spark plug socket and socket wrench. Your Yard Machine riding mower wont start if it has bad fuel. 1. Blow compressed air into the line until the restriction has been removed. Thats because every mechanical piece of equipment is going to experience failure with time due to wearing and damage caused by normal usage or lack of maintenance. The choke restricts airflow allowing more fuel into the cylinder to start a cold engine. When this happens, a dull blade is almost certainly the cause. Yard Machines riding lawn mowers use a battery. Charge your battery if it is lower than this level. Im sure you know gas is required for a gas-powered lawn mower to start and run. Lay the lawn mower on its side so you can access its underside. Add a fuel stabilizer to extend the life of the fuel and prevent buildup the next time you store your mower for the winter. Your lawn mowers reluctance to start may have nothing to do with the engine at all but rather with one of the mowers safety features: the dead mans control. Some Yard Machine lawn mowers have a break lever instead of a pedal. Make sure that you have gas, oil, and other materials listed above close at hand. Your lawn mower's engine can smoke if your oil chamber is too full, or if oil leaked into the exhaust muffler when you tilted your mower to the side. Other problems, though not as frequent, include a bad starter motor, a wiring failure, a weak battery or a locked-up engine. How to Troubleshoot Your Mower Not Starting | Briggs & Stratton Its 21-inch steel deck allows you to handle large areas of grass . When its faulty, your Yard Machines mower wont start. One needs to grip the handle while keeping the lever against it firmly. #4 Turn on choke if there's a manual choke fitted. If you find your battery keeps dying and you have to keep placing it on a charger, you may have problems with the charging system. Oil and gas need to be mixed in the correct amounts for the engines longevity and health. Another possibility is a clogged fuel cap. If thats not the problem, pull cord replacement is always an option. When the engine is cold this can take a few tries. The choke is engaged by moving the throttle lever. The recoil can fail so you are unable to start your mower. Solution:Refer to yourYard Machinesoperating manual to ensure you are operating your lawn mower correctly so you dont set off the safety features that wont allow it to start. Once you verify your pump is getting fuel, check to make sure that fuel is being pumped out of the pump in a steady or pulsating flow to identify whether or not your fuel pump is bad. There are many reasons a riding lawn mower won't starteverything from stale gas to ignition switch problems. All rights reserved. Always use fresh gasoline and consume it within 30 days of purchase. Look for the large black cap on the top of the mower engine (it should have an imprint of a gas tank on it). Fuel Pump is Bad 7. When the vent becomes plugged, it will fail to start. Solution:Replace the ignition switch if it is bad. Install the spark plug and securely attach the spark plug wire. The residue left behind by stale gas can restrict flow through the carburetor, leading to a stalled engine. Rinse thoroughly until clear. In a riding Yard Machine lawnmower, the easiest way is to set the mower deck in its highest position. In some Yard Machine lawnmowers, parking brakes could be engaged by simply pressing the parking pedal. Solution:Replace with a new Yard Machines fuel cap. Once thats done, your mower should shut off just fine. This can also happen if your mower blade is dragging in grass or clogged with grass clippings. Start a push Yard Machine lawnmower in 6 easy steps. Briggs & Stratton has over 12,000 servicing dealers in our network. Sometimes, the mower will start but lose power shortly. Drain the old fuel and replace it with . The engine will not start if the spark plug isnt able to fire. If your snow blower still doesn't start you should consider taking it in for service. Disclaimer | Terms & Conditions | Privacy Policy | About Us | Contact Us | Accessibility Statement | Sitemap, Mailing Address: 5110 28th Street #1056, Grand Rapids, MI 49512 phone [emailprotected], 16 Reasons a Yard Machines Lawn Mower Wont Start (SOLVED! When you are unable to remove the clog, replace the fuel line with a new section of the fuel line of the same diameter and length. The mower should start right up. You can resolve issues like corrosion or grime using an electrical contact cleaner spray. The process for removing the filter depends on whether you are operating a riding or walk-behind lawn mower. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. How to Repair Small Engines: Cleaning the Lawn Mower Carburetor, How to Properly Sharpen Lawn Mower Blades, How to Sharpen Mower Blades With an Angle Grinder, Battery Powered Lawn Mower and Other Cordless Yard Tools: What You Need to Know, How to Build 4 Different Styles of Path Lights, How to Test a Spark Plug to See If Its Working, We are no longer supporting IE (Internet Explorer), lawn mower isnt starting and how to fix it. (Refer to your owners manual if youre unsure.) But even with plenty of TLC, normal wear and tear from hours of mowing the lawn increases the chances of hitting a glitch from time to time. Purchase a new foam air filter if you find any of these conditions. If that doesnt work, you might have a clogged filter. Not all mowers will require a fuel pump. If youve done all of the proper mower maintenance that is recommended by the manufacturer, and gone through all of the possible ways to fix the mower from the steps above, then it may be best to call a pro. A lawn mower solenoid is an electromagnetic switch that is like an on-off switch that actuates the starter motor to turn over the engine. If it is, install a new one. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. You can find more information on charging your battery here. If you have not used the mower for some time, it can need some charging. Disconnect the spark plug wire, then remove and inspect the plug. It starts and will do up to a higher than idle speed.
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