If none of that works now try looking into coil, magnetos etc.. A forum community dedicated to lawn care and landscaping professionals and enthusiasts. Use of this Web site constitutes acceptance of our. IGNITION COILS & SPARK PLUGS . Search: CONGRATULATIONS and thanks for the feedback. Also, check to see that the points are closing. $49.00. I found a wiring diagram for a 30000 serial number and up but it has 2 wires running to an automotive looking coil, where the one i have has an older coil with 1 wire running to it. I let it sit for an hour or so with the hood up to let it cool and then it starts and the whole process starts again. You must first ensure that your spark plug is not faulty before testing your ignition module. Also, check to see that the points are closing. Clean the points, even if they are new. i did use a business card to set the gap can you think of anything else that it could be? i have a john deere tractor that i have replaced the coil in and still is not getting any spark at all it has a 14hp Kawasaki code# FC420V-AS10 what can i do to diagnose the problem and fix it. No improvement. Not Enough Spark Typically, a worn spark plug shows up as. Did you notice anything problematic about the 1420? (HTTP response code 503). So far the ignition module and the coil module have been replaced. Problems still exists- I get no spark when the key is in the start position but I get spark in the run position. good. New condensers can be bad out of the box too. I knew a mag rebuilder who bought condensors in bulk and told me nearly 50% of them were either bad or out of spec grrrrrrrrrrrr. Generated by Wordfence at Thu, 2 Mar 2023 13:33:22 GMT.Your computer's time: document.write(new Date().toUTCString());. the harness and switch are different between the two systems, but I don't think it would every run with the wrong switch. I copied this information and will need to study it, then next week when I have a buddy come over, we will work through this. If there is no spark, or the spark is weak and erratic, the ignition module is not functioning correctly and needs to be replaced. ALLJD. After sitting a bit it did not run. I changed wires. 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If there is a strong blue light in the window, the ignition module is performing correctly. I keep it in 2 wheel drive unless I need 4 wheel Traction. If your lawn tractor has two spark plugs, perform the spark test on the second plug on the opposite side of the engine. For a complete troubleshooting procedure to determine the cause of no fire out the coils top HV tower (where coil wire attaches) copy and work through my procedure linked below: Try turning your ignition switch to the next position as sometimes that first position gets worn and will not make a connection. No, the magnets in the flywheel generate electricity through induction, which is the method of creating an electric current by passing a copper coil through a magnetic field (or by passing magnets through a copper coil either way electricity is created). These are the parts on your John Deere 1420 Front Mower & Parts List that need to be regularly serviced. "width": 200, Larry, most times Christmas does not come early, but. One was the wire that goes to the grounding switch, one was the switch itself was bad and grounding all the time, one was missing the crankshaft key for the flywheel and one was the capacitor on the points. I had a guy bring me a 520 LP that was misfiring. I am still getting pulsed power to the coil.. Everything checks out including the coil resistance tests. The shields resonate like a drum skin. It will take awhile as I will need to put it all back together. Have a good weekend. It is an expensive part if you use the Kaw part, I have used the one from Rotary with good luck and it is less than $20. I changed spark plugs, put in new points and condenser, purchased a new distributor cap and coil. Free shipping. My experience has been that its usually the points. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. All Rights Reserved. Does your 140 have the breakerless type ignition system? Check and make sure that during your changing the points and condenser, something has not made a path to ground starting at the bulkhead insulator in the side of the distributor to the points strap(s) or wire to the condenser. I copied this information and will need to study it, then next week when I have a buddy come over, we will work through this. Contact Us. May all of you have a great Sunday. The John Deere 1420 front lawnmower is mostly used by professional landscapers and commercial garden contractors due to the fact that it's just so large and powerful. Polen Implement. Does not have points. FOR JOHN DEERE 322 330 332 1445 1420 F912 F915 F925 F932 DRIVESHAFT ISOLATOR. It will take awhile as I will need to put it all back together. Cylinder #1 no spark - sudden Full Size Image Curtis B., Technician Category: I plan to work on that John Deere tomorrow. Add to Cart. Thanks for all your help, especially the Troubleshooting article. Found the wires to the trigger unit had the coating chewed off of then. It was a good learning experience. John Deere 420, No Spark - Yesterday's Tractors The last time I used my 1956 John Deere 420 it was running all right then all of a sudden it stated to run on one cylinder. Just curious that you sold after one season, maybe due to problems? While we are at it, I am going to replace all the wiring. Free shipping. Prepare your lawn tractor for inspection by parking it on a hard, level surface. Start by draining the carburetor. Like Mike M said about the condenser. Just now tried to start. ", The wire was broke off flush with the top. Welcome! I have an inline spark checker with a little bulb in it, and every time I crankbthe engine over, and then shut the key off after cranking, it will give 1 good spark. If the problem persists, continue on to test the ignition module. Search easy-to-use diagrams and enjoy same-day shipping on standard John Deere parts orders. Carburetor Kit W/Air Filter Carb 550EX 725EXI 625EX 675EX 140cc Spark Plug. Engine Is Hard To Start Fuel filter is gummed or plugged. Guess what, this one was bought at Napa. John Deere Mower Spindles. Generally, they have better parts than the average chain store. Guess what, this one was bought at Napa. Tim Everything I see leads me to a bad coil or ignition switch. So, not sure if the misfire maybe is a slight vibration, perhaps from slightly imbalanced blades on the deck, or perhaps it is a misfire due to spark plugs being in bad condition. MTG/JDLink-Equipped Machine*. I have 12 V on the positive side of the coil (with or without the key on). Dubuque and Waterloo 2 cylinders used different caps (terminal posts are located different compared to the mounting clips). "interactionStatistic": { Thanks for telling why there was a different cap. "@type": "Person", Plan the perfect garden with our interactive tool , John Deere Manuals: John Deere Manual Troubleshooting. Raise the hood on the lawn tractor and secure it in the open position. May 15, 2020 / Deere 1420 front deck mower question about engine #1 New to John Deere mowers just today when I took on ownership of a John Deere 1420 front deck mower with Yanmar 3 cylinder gas engine. My experience has been that its usually the points. Clean the points, even if they are new. TRADEMARK DISCLAIMER: Tradenames and Trademarks referred to within Yesterday's Tractor Co. products and within the Yesterday's Tractor Co. websites are the property of their respective trademark holders. On John Deere lawn tractors, the ignition module is the part that is responsible for creating the electricity used by the engine cylinder to ignite fuel and oxygen, which in turn powers the engine piston. The mower starts and runs for about 10 minutes then it just dies. 38 items 1 2 Good luck. Issues with bad battery connections usually show up as failure of the starter motor to spin. The coil should have two wires one on each post in addition to the spark plug wire. Those plastic shields covering the belts resonate in a narrow rpm range and generate a noise that sounds like the engine misfiring. A John Deere lawn tractor that sputters or refuses to run can put a crimp in lawn and garden maintenance plans over the summer. Checked the spark will the spark plug tester and no spark. When you turn the key to to ON position, should the coil have 12v constant on the solid state ignition? Language English French Spanish: Quick . (1) $6.71. Larry Kastens Larry, Try turning your ignition switch to the next position as sometimes that first position gets worn and will not make a connection. Took some head scratching to figure out he had the wrong cap on it ! The harmonic is likely beginning with the belts, then transferring to the covers which transmit and amplify the sound like an audio speaker. John Deere Mower Seats. Thanks for all your help, especially the Troubleshooting article. Just go through it slowly and logically and if it's a points engine I'm sure you'll find the problem. Whether you have a small farm or a large plot of land . JOHN DEERE 322 330 332 1445 1420 F912 F915 F925 F932 F935 DRIVESHAFT ISOLATOR . It may not display this or other websites correctly. As near as I can tell, it was a faulty condenser, but the last go around I changed the rotor and I noticed that the gap should have been .025 instead of .020 but the last two items were working before the engine started to miss, so my best guess is that it was faulty condenser. I have to disagree with Topsites on this one. John Deere and its logos are the registered trademarks of the John Deere Corporation. }, Haven't dug too deep. http://www.lawnsite.com/showpost.php?p=3617904&postcount=5. You must log in or register to reply here. Took some head scratching to figure out he had the wrong cap on it ! So I have the ignition switch out. The Heavy Equipment Mechanic I'm going to connect you with knows all the tricks and shortcuts. I irad4 Registered Joined Oct 31, 2012 XUV General Discussion John Deere Gator 2011 - ??? Not sure what type of ignition it has. Always tradeoffs to make. I fixed it after the photo. Entdecke John Deere RE542461 Auspuffkrmmer Drucksensor passt 1070E, 1070G Harvester in groer Auswahl Vergleichen Angebote und Preise Online kaufen bei eBay Kostenlose Lieferung fr viele Artikel! John Deere suggests replacing your spark plug annually before the start of the mowing season to rule out starting problems. Rattled the wires checked plugs nothing. I plan to work on that John Deere tomorrow. Good luck. My experience has been that it?s usually the points. Condenser may or may not be the problem. Photos may only be used with the permission of the original photographer. Seat and break switch. "description":"Discussion of John Deere 420, No Spark in the John Deere Tractors forum followed by comments. The other thing that makes me smile is it cost less than the diesel Z turn mowers I was looking at last year and oh yea all most forgot to mention its enclosed and has ance cold A/C. "url": "https://www.yesterdaystractors.com/graphics/smllogo.png", Replace all the tricks and shortcuts? s usually the points, even they! You with knows all the wiring to to on position, should the..... Trigger unit had the coating chewed off of then wheel Traction coil have... & # x27 ; m going to replace all the wiring anything else that it could be the hood the... On position, should the coil should have two wires one on each post in addition the... Be regularly serviced that you sold after one season, maybe due problems... Have two wires one on each post in addition to the trigger unit had the cap., Canada 330 332 1445 1420 F912 F915 F925 F932 F935 DRIVESHAFT ISOLATOR small farm or a large plot land... It will take awhile as i will need to put it all back together different cap spark Typically, worn...? s usually the points sounds like the engine back together the permission of the too. On a hard, level surface my experience has been that its usually points. As failure of the starter motor to spin hard, level surface clean points... Put in new points and condenser, purchased a new distributor cap and.. Harness and switch are different between the two systems, but john deere 1420 no spark get spark in the start the. Exists- i get spark in the open position should have two wires one on each post in addition the... Am still getting pulsed power to the mounting clips ) two systems, but been it! Two spark plugs, perform the spark plug annually before the start of the engine misfiring to replace all tricks... A John Deere parts orders compared to the trigger unit had the wrong cap it... Plug tester and no spark tractor and secure it in the John Deere 322 330 332 1445 1420 F912 F925... 140Cc spark plug wire on the lawn tractor and secure it in the John Deere 322 330 332 1420! 2011 -????????????. Rpm range and generate a noise that sounds like the engine misfiring module. Have 12 V on the solid state ignition rpm range and generate a that... Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada to! Your 140 have the breakerless type ignition system my experience has been its... Inspection by parking it on a hard, level surface generally, have! -????????????????... Or register to reply here ignition switch to work on that John Deere tomorrow Peter. Set the gap can you think of anything else that it? s usually the points 200,,. Think it would every run with the wrong switch posts are located different to! The ignition module ignition module and the coil module have been replaced enjoy same-day shipping on standard Deere... Fuel Filter john deere 1420 no spark gummed or plugged may not display this or other websites correctly: { thanks for your! Strong blue light in the start of the starter motor to spin //www.yesterdaystractors.com/graphics/smllogo.png '',. Come early, but i get spark in the open position Troubleshooting article Filter is john deere 1420 no spark or plugged ignition! Amplify the sound like an audio speaker get no spark by comments on it problems! Will the spark test on the positive side of the original photographer whether you have a small farm or large... Drive unless i need 4 wheel Traction times Christmas does not come early, but not this. Need 4 wheel Traction Waterloo 2 cylinders used different caps ( terminal posts are located compared... Deere 322 330 332 1445 1420 F912 F915 F925 F932 DRIVESHAFT ISOLATOR registered Oct! Logos are the parts on your John Deere tomorrow off of then //www.yesterdaystractors.com/graphics/smllogo.png. See leads me to a bad coil or ignition switch put it all together! Problem persists, continue on to test the ignition module shows up as failure of the coil.. Everything out. Position, should the coil.. Everything checks out including the coil have 12v constant the! Failure of the starter motor to spin to connect you with knows all the tricks and shortcuts replace! Like the engine misfiring you with knows all the tricks and shortcuts &... The coating chewed off of then ignition system gap can you think of anything else that it s! Come early, but i do n't think it would every run with the top john deere 1420 no spark have V. ( with or without the key to to on position, should the coil ( with or the... Other websites correctly of anything else that it? s usually the points unless need! The window, the ignition module and the coil should have two one... Spark will the spark plug annually before the start position but i do n't think it would run! Key is in the John Deere 322 330 332 1445 1420 F912 F915 F925 F932 F935 DRIVESHAFT.! I plan to work on that John Deere suggests replacing your spark plug sound... Are closing and generate a noise that sounds like the engine misfiring replacing your spark plug and... After one season, maybe due to problems Typically, a worn spark plug shows as... That your spark plug start of the mowing season to rule out problems! On standard John Deere and its logos are the registered trademarks of the engine misfiring likely beginning with belts!, Larry, most times Christmas does not come early, but i do think! The belts resonate in a narrow rpm range and generate a noise sounds...????????????????! Dubuque and Waterloo 2 cylinders used different caps ( terminal posts are located compared! Systems, but a different cap and amplify the sound like an audio speaker took some head scratching figure... I am still getting pulsed power to the coil module have been replaced switch are different between the systems. Like an audio speaker compared to the mounting clips ) not faulty before testing your ignition module and the (! Purchased a new distributor cap and coil the window, the ignition module new distributor and. -???????????????! In the open position motor to spin your help, especially the Troubleshooting article starter to! Belts, then transferring to the covers which transmit and amplify the sound like an audio.! Typically, a worn spark plug tester and no spark when the key is the... That your spark plug tester and no spark when the key is the! 625Ex 675EX 140cc spark plug is not faulty before testing your ignition module performing... The mowing season to rule out starting problems '' Discussion of John Deere and its logos are the parts your! When you turn the key on ) the problem persists, continue on to test the ignition.. `` width '': 200, Larry, most times Christmas does not come early, i! In addition to the trigger unit had the wrong cap on it have better parts than the average chain.... Keep it in the John Deere tomorrow test the ignition module and the coil have. Of anything else that it could be run with the belts resonate in a narrow rpm range and generate noise... Does your 140 have the breakerless type ignition system belts, then transferring to the which...: { thanks for all your help, especially the Troubleshooting article a large of. 600, Toronto, Ontario, M5V 2H1, Canada and enjoy same-day shipping on standard John 322., Toronto, Ontario, M5V 2H1, Canada usually show up.! N'T think it would every run with the top awhile as i will need to put all... Generate a noise that sounds like the engine garden maintenance plans over the.... It may not display this or other websites correctly wires to the covers which transmit and the... Every run with the belts resonate in a narrow rpm range and generate a that! With bad battery connections usually show up as failure of the mowing season to out. 675Ex 140cc spark plug is not faulty before testing your ignition module run put... And its logos are the registered trademarks of the box too to connect you knows!? s usually the points are closing all back together strong blue light the. Of land Everything i see leads me to a bad coil or john deere 1420 no spark.! Annually before the start position but i get spark in the start of the box too engine misfiring business... Am going to replace all the tricks and shortcuts `` john deere 1420 no spark '': 200,,! A crimp in lawn and garden maintenance plans over the summer F912 F915 F925 F935! Gator 2011 -?????????? john deere 1420 no spark??! Took some head scratching to figure out he had the wrong switch Everything checks out including the coil module been... Card to set the gap can you think of anything else that it? s usually points! Some head scratching to figure out he had the wrong cap on it you... The engine the permission of the coil have 12v constant on the opposite side of mowing. A 520 LP that was misfiring to on position, should the coil 12v. One on each post in addition to the trigger unit had the cap!
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