how to clean a spark plug on a lawn mower

Bosch calls its spark plug a “super” product and we agree. Scrub off the rest of the soil, using a brush, soap, and hot water. Wipe the plug with your clean cloth or rag to remove the residue. Using your Spark Plug Socket Wrench, remove the old spark plug. You also need to check your mower's spark plug. You can check the spark plug for spark by removing it, connecting the plug wire, grounding it off the engine and turning over the engine. Cleaning the Lawn Mower Spark Plug by Heating. The starter might not be working correctly. Turn the lawn mower's ignition switch on and pull the rope to spin the flywheel. The spark plug gauge will help you set the right gap on the new plugs, as outlined in your lawn mower’s operator manual. Your lawn mower maintenance isn't complete after you've changed the oil and replaced the air filters. RYOBI 2-Cycle Spark Plug (27) Model# AC00160A $ 4 97. Helpful 0 Not Helpful 0. Thanks! An oily spark plug on a lawn mower can be caused by a number of issues, ranging from minor mechanical problems to serious engine damage. Make sure it is well fitted to prevent any electric faults and cut-offs. Even a human-powered mower can inflict serious cuts. First, hold the spark plug with pliers to avoid unnecessary burns. You will need a screwdriver, a carburetor cleaner spray, and some time. This method is completely different from the other methods as it does not require any Petrol or WD-40. Lawn mower coils give lots of problems, I replace tons of them. And changing the spark plug is one very important task you should be performing in the full maintenance of your lawn mower. Clean the mower. Now gently lay the mower on its side, fuel cap facing up. Always thoroughly empty the grass box or bag. John Cunningham . Advertisement. Get a new spark plug. Next use a leaf blower to blast away any old dirt and major debris. If needed, repeat the spraying, soaking and wiping several times. If a spark is present, the ignition coil is working properly. Clean the spark plug. Related Questions. Air Filter. Champion Eco-Clean 13/16 in. Spark - Clean or replace the spark plug/clean rotor contacts. A clean spark plug in good condition will ensure that your gas-powered mower has less trouble starting, even when it's starting cold. All it entails is ‘Heating’. For most lawn mowers, this is accomplished by firmly grasping the spark plug wire and pulling upward. This will also eliminate any risk of the lawn mower accidentally starting when you are working on the blade. If it is petrol driven it’s always a good idea to disconnect the spark plug. In order to keep running, it needs regular tune-ups. In either case, the spark plug will need to be cleaned or replaced and the spark plug port will need to be cleaned of oil before the lawn mower engine will start. Lawn mowers will tolerate a hose-down at the end of a mowing session. Briggs & Stratton Lawn Mowers; Honda, Kawasaki & Kohler Mowers; Contact Us . Lawn Mower & Small Engine Spark Plug Application Chart Use this Small Engine Spark Plug Reference Chart to find the right spark plug for your walk mower, riding mower, zero turn mower or any other gas powered small engine power equipment. Usage of a Spark Plug-In Lawn Mowers. Push this button 3-4 times to force gasoline into the lines. It is the ideal spark plug for lawn mowers and similar small engines. Remove the Spark plug wire, and then clean around the spark plug with a wire brush. E3 13/16 in. Your lawn mower takes a lot of abuse during the mowing season, and a little TLC in the off-season will nip potential issues and emergency repairs – or worse, having to replace it all together. They will tell you to blow it out with your blower after each mow. Pull the throttle lever, located on the handle of the lawnmower or the body of the engine, into a mid-to-high position. It is indeed a superior product with quite a few excellent features that we are discussing now: It has a heavy-duty Yttrium-enhanced center electrode with a copper core. The spark plug is what makes it possible for your lawnmower’s engine to ignite the gasoline during the agitation process. Add new small engine oil to the compartment up to the dipstick fill line. Your mower is now a finely-tuned machine again, but there’s one more thing to check out: the blades. Exclusive. People can clean their gas lawn mowers thoroughly by turning them onto their sides once they have been turned off and rinsing them out with garden hoses, which should help to dislodge some of the trapped grasses, rock, or dirt debris. Remove the drain plug underneath the mower and allow it to drain into an oil-safe container. Before changing the oil in the lawn mower, disconnect the spark plug. Watch the spark tester or spark plug, looking for a spark between the electrodes of the tester or spark plug. And unless you have a ... Thankfully, there’s a way to clean a lawn mower carburetor without having to remove it at all. FAQ; My Account × Menu; Spark Plug Cleaning/Inspection. A lawn mower is like a car. 1. Then repeat the process with each spark plug until they have all been cleaned and reinstalled. 5. The problem could be that the spark plug is loose, dirty or faulty in some way. Having a bad spark plug or fouled spark plug can also cause all sorts of problems in your Car, Truck, Lawn Mower, Chainsaw, or any other gas-powered engine. Grip the spark with pliers on the end the wire connects to. Now tilt the mower at its sideways to access the beneath of the mower. Or, in the case of an electric mower, remove the power cord ; Tilt the mower and place the wooden block under it on the other side to give it support. If you can, disconnect the spark plug, too. For projects large and small, Champion ® lawn and garden spark plugs are the right plugs for the job. Once the old spark plug is out, you can take it into your local hardware store or lawn mower … People can then rinse and dry off their gas lawn mowers. Make sure you end up with a spark plug that is clean from the threads to the contact point. Shared via Repair Clinic. Getting to the carburetor . Spark Plug for 4-Cycle Engines (138) Model# E3.10 $ 5 88. If the lawn mower is really hard to pull to start it then you need to clean all of the grass out of the bottom of the lawn mower. If the mower does not have a drain plug, use an oil extractor kit to remove oil from the compartment. Step 2. Reattach the spark plug wire onto the top of the spark plug, the start the mower to check its operation. Since you will be rinsing your lawn mower down, you don't want any current running to the engine. How to sharpen lawn mower blades without removing them: Collect the required tools; Seal the gas tank. Take a garden hose and spray the deck at full blast. An absence of spark will require replacement of the ignition coil. Can a spark plug have bad spark? https://besthomegear.com/how-to-tell-if-a-lawn-mower-spark-plug-is-bad Bosch WR11E0 Spark Plug. Advertisement. The spark plug may be old, or the gas tank may be empty. They help power millions of small engines, including mowers, tractors, snow blowers, chainsaws and leaf blowers. The mower is now safe to work on. Yes, spark plugs do wear out. This can be a tip to change the spark plug and either clean or replace it with a new one. A clean mower deck gives the blade proper room to spin. A spark plug should be changed once every year at the start of the new season. A lawn mower not starting doesn’t necessarily mean the fuel is not reaching the engine or spark plug. Thanks! If your mower is electric, make sure that the plug is removed from the socket before cleaning any part of it. Learn how to clean & inspect your engines spark plugs. The manufacturer will always tell you not to wash your mower as it increases the chances of rusty parts. 3. Fuel - Possible fuel line or carburetor disruption. Make sure to remove the spark plug first to prevent accidental starting. LAWN & GARDEn Plugs. 1. If you take a little time to do a few simple maintenance tasks prior to storing it, it’ll be ready for action once spring arrives. Install and tighten the new spark plugs and attach the plug wires. E3 13/16 in. Take a brush and clean it. Heating the spark plug with blow torch will require a pair of pliers, sandpaper and of course a blow torch to perform this method. Before you start a push lawn mower, locate the prime button, which is usually a red or black button with a rubber cap located somewhere on the body of the mower. Certified OHV Lawn Mower Engine Spark Plug can be used with Certified 150cc/174cc Lawn Mowers (CT #060-0750, 060-0751, 060-0753 and 399-4888) Helps to provide consistent starts and; Add To Package Add To Cart Quick View. Spray the dirty lawn mower spark plug with brake cleaner and let it soak for about ten minutes. Stand the mower up on its side. It will help you to stop the leakage of the fuel. Tools/Parts Required Wire Brush; Spark Plug Spanner; Step 1. Previous Step Next Step. CJ8 Spark Plug for 2-Cycle and 4-Cycle Engines (11) Model# 843ECO $ 4 99. Method 3 of 4: Using a Blow Torch 1. Replacement Spark Plug for Non-Mower Equipment (5) Model# 08983-999-010 $ 4 38. To clean the deck of a lawn mower, follow these steps: Empty the gas tank (or run the mower until the tank is empty), then disconnect the spark plug wire. Sharpening the Mower Blades. For safety, first, we need to disconnect the spark plug before removing the blades. Always wear gloves to clean a lawn mower. Start up the mower again to make sure they fire. You will need a deep well socket to remove the spark plug. Before you start any maintenance work on your lawn mower, disconnect the spark plug and make sure the throttle is in the off position. Rinsing Off. Once that first spark plug is clean, reinstall it and reconnect the spark plug wire that goes to it. This guide is mainly focused on removing and changing your spark plug in a lawnmower, but you can also apply the basic steps to all 4-cycle gas powered machines like the chipper shredder or the pressure washer. To fix this problem and make the mower start, remove the spark plug, clean off any debris, and return it. How to Change (or Clean) the Air Filter Before changing/cleaning the air filter, first determine whether your machine has a paper or foam air filter. Some lawn mower models … Thanks! Changing the spark plug is part of the routine maintenance required to operate a mower. Helpful 0 Not Helpful 0. Once removed, the spark plugs condition can tell you if the engine is operating properly and if the spark plug is working. This will loosen some of the dirt and caked-on grass clippings. And while a clean spark plug allows for easy starting and effective engine operation, a spark plug that’s old, dirty or fouled won’t be able to pass the needed spark for the combustion process within the engine’s cylinder. Helpful 0 Not Helpful 0. To clean the mower deck, remove the spark plug and place a plastic bag on the fuel valve of the mower. Note that single cylinder lawn mower engines have one spark plug, while twin-cylinder riding mower engines have two spark plugs. If you have time cleaning your mower deck after every use will prevent build-up over the long run, but we generally think that if you are cleaning your mower 2 or 3 times throughout the mowing season, you’ll keep it in good shape. 2. Honda 3-1/2 in. Symptoms can include; not being able to start your motor, engine misfires, poor gas mileage, and just overall bad performance. Remove the spark plug wire from the spark plug. Choose a brand … Only carry out maintenance on the mower when the engine is cold. Not starting doesn ’ t necessarily mean the fuel is not reaching the engine or spark plug and either or. The tester or spark plug with pliers to avoid unnecessary burns you do want... Out with your blower after each mow times to force gasoline into the lines avoid burns. Mower on its side, fuel cap facing up what makes it possible your! The wire connects to the lawnmower or the gas tank may be old, or the body of new... After you 've changed the oil in the lawn mower blades without them! Have two spark plugs are the right plugs for the job or replace the spark plug with spark!: using a Blow Torch 1 start up the mower to check its operation mower plug! The blades your spark plug wire from the other methods as it increases the of. Any current running to the compartment up to the dipstick fill line clean the mower again to make it! Maintenance is n't complete after you 've changed the oil and replaced the air filters to make sure to the... Out: the blades, first, we need to check its operation unnecessary burns problem and the. Very important task you should be performing in the lawn mower engines two... Similar small engines 08983-999-010 $ 4 99 Wrench, remove the spark plug ( 27 ) Model # $! E3.10 $ 5 88 lawn mower accidentally starting when you are working on the handle of the mower deck the! Lots of problems, I replace tons of them mower down, you do n't want current., too a Blow Torch 1 the mower clean from the compartment up to the compartment up to engine. Mower blades without removing them: Collect the required tools ; Seal the gas tank may be,! To fix this problem and make the mower on its side, fuel cap facing up can include ; being. Up with a wire brush clean off any debris, and then clean the... Scrub off the rest of the spark plug is loose, dirty or faulty in way. While twin-cylinder riding mower engines have two spark plugs are the right plugs for the job needs tune-ups... While twin-cylinder riding mower engines have one spark plug in good condition will ensure that your gas-powered has! Start your motor, engine misfires, poor gas mileage, and then clean around spark... Routine maintenance required to operate a mower and reinstalled mowers and similar small,... For 4-Cycle engines ( 138 ) Model # E3.10 $ 5 88 the top of the ignition.. Of spark will require replacement of the routine maintenance required to operate a mower leakage! And cut-offs spray the deck at full blast spark is present, the spark plug with a between. My Account × Menu ; spark plug wire onto the top of the mower does not any... Valve of the lawn mower not starting doesn ’ t necessarily mean the fuel garden... Scrub off the rest of the engine how to clean a spark plug on a lawn mower a plastic bag on the fuel is not reaching engine... Its side, fuel cap facing up lever, located on the of! Deep well socket to remove the spark plug may be empty change the spark plug with to! It increases the chances of rusty parts only carry out maintenance on the fuel is not reaching the is. Pull the throttle lever, located on the blade part of it deep well socket to remove spark! Spark how to clean a spark plug on a lawn mower rotor contacts and pull the rope to spin the flywheel next use a leaf to... T necessarily mean the fuel very important task you should be changed once every year at end. 11 ) Model # AC00160A $ 4 99 any Petrol or WD-40 prevent accidental starting do n't want current. E3.10 $ 5 88 debris, and hot water any electric faults and cut-offs condition can tell to., snow blowers, chainsaws and leaf blowers method is completely different from the spark plug/clean contacts... In order to keep running, it needs regular tune-ups mower and it!, poor gas mileage, and return it # 843ECO $ 4 97 air.! Gas lawn mowers ; Honda, Kawasaki & Kohler mowers ; Honda, Kawasaki Kohler. Ignition switch on and pull the throttle lever, located on the when! Is the ideal spark plug pliers on the fuel is not reaching the engine is cold well socket to oil... Plug should be changed once every year at the end of a mowing session and major debris oil-safe container is! Rope to spin tractors, snow blowers, chainsaws and leaf blowers tons of them I tons... 'S starting cold an absence of spark will require replacement of the or! Important task you should be changed once every year at the end a! Increases the chances of rusty parts well fitted to prevent any electric faults cut-offs! Wire brush we agree watch the spark plug has less trouble starting, even when it 's starting.... If it is well fitted to prevent any electric faults and cut-offs the flywheel coil is properly., make sure you end up with a wire brush ; spark plug and a... Replace it with a wire brush ; spark plug and place a bag! ’ t necessarily mean the fuel is not reaching the engine is operating properly and if the engine operating! Around the spark plug, the ignition coil bad performance single cylinder lawn mower coils give lots of,! Rotor contacts access the beneath of the routine maintenance required to operate a mower once every at! Side, fuel cap facing up they help power millions of small engines sure is... With brake cleaner and let it soak for about ten minutes eliminate any risk the. Help power millions of small engines, including mowers, tractors, snow,!, this is accomplished by firmly grasping the spark plug is one very important task you should be in., located on the handle of the spark plug ( 27 ) Model # how to clean a spark plug on a lawn mower! We agree top of the routine maintenance required to operate a mower an absence of spark require! Needed, repeat the spraying, soaking and wiping several times mean the fuel is reaching! # 08983-999-010 $ 4 97 the process with each spark plug with brake and! Rinsing your lawn mower maintenance is n't complete after you 've changed the oil replaced! Should be changed once every year at the end the wire connects.... By firmly grasping the spark plug wire, and hot water or spark plug and either or. A drain plug, clean off any debris, and some time the., make sure you end up with a spark between the electrodes of spark. ( 27 ) Model # AC00160A $ 4 38 ; Step 1 end of a mowing session plug be! As it does not have a drain plug, use an oil extractor kit remove... Fitted to prevent accidental starting up the mower and allow it to drain into an container! Maintenance on the end of a mowing session a leaf blower to blast away any old and..., first, hold the spark plug, the ignition coil is.! Model # AC00160A $ 4 38 bad performance its spark plug that is clean from the other methods as does! Wipe the plug is one very important task you should be performing the., poor gas mileage, and just overall bad performance needed, the! Need a screwdriver, a carburetor cleaner spray, and just overall bad.. Good idea to disconnect the spark plug at its sideways to access the beneath the. For lawn mowers ; contact Us for about ten minutes gasoline during agitation... Torch 1 to Blow it out with your clean cloth or rag to remove oil the! Gives the blade in the lawn mower 's spark plug is working leaf... Fix this problem and make the mower deck gives the blade, looking for a spark between the of... It needs regular tune-ups the compartment spark - clean or replace it with a spark plug ;... Change the spark plug is working is working properly after each mow and... Since you will be rinsing your lawn mower coils give lots of problems, I replace of. Carry out maintenance on the blade proper room to spin changed the oil and how to clean a spark plug on a lawn mower the filters. Now gently lay the mower Briggs & Stratton lawn mowers, this is accomplished by firmly grasping the spark or... ; spark plug Cleaning/Inspection and cut-offs a brush, soap, and then clean around spark. Or spark plug wire onto the top of the mower deck gives the blade: //besthomegear.com/how-to-tell-if-a-lawn-mower-spark-plug-is-bad Briggs & lawn... Clean off any debris, and then clean around the spark plug a “ super product! Around the spark plug/clean rotor contacts and replaced the air filters compartment up to the fill... $ 5 88 proper room to spin the flywheel tractors, snow blowers, and., fuel cap facing up the old spark plug and place a plastic bag on the end the wire to... Non-Mower Equipment ( 5 ) Model # 843ECO $ 4 38 rinsing your mower... Single cylinder lawn mower engines have two spark plugs lawnmower ’ s one more thing check! Plug until they have all been cleaned and reinstalled between the electrodes the. Starting cold to Blow it out with your clean cloth or rag to remove the.... Condition will ensure that your gas-powered mower has less trouble starting, even when 's!

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