john deere 1420 no spark

I checked the coil, it was bad so replaced it with a new one and the condenser . Current issue is it will not start with no spark. I just checked and the distributor is turning and the points are closing and opening. *Model Year 2011-2013 Large Ag Machines can be upgraded with a 4G MTG field kit. Store Locator | 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. If there is a weak intermittent light, replace the ignition module with a new one. You will then receive an email that helps you regain access. New condensers can be bad out of the box too. 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. Agco, Agco Allis, White, Massey Ferguson and their logos are the registered trademarks of AGCO Corporation. John Deere Gator RSX 850i & 860i. 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 buddy works on airplane clocks and it had him buffaloed, too. A John Deere lawn tractor that sputters or refuses to run can put a crimp in lawn and garden maintenance plans over the summer. So I grabbed a test lead and hooked it to the coil wire. Thank you all for the asistance. The wire was Sorry, forum made me make the pic aweful small. Use of this Web site constitutes acceptance of our. Good luck. How to Change the Spark Plug on a McCulloch 2.1 Eager Beaver Chain Saw, How to Replace Non Polarized Wall Outlets, How to Replace the Safety Switch on a Kenmore 80 Dryer, How to Replace a Poulan WildThing Chainsaw Spark Plug, John Deere: Tractors 100 Series Operator's Manual, Car Parts.com: A Short Course on Ignition Systems, University of California Agriculture & Natural Resources: Recommended Cutting Height, University of California Cooperative Extension: Lawn Fertilization and Watering, How to clean a showerhead, according to an expert, How to Fix a Weed Eater Lawn Mower That Is Stalling Out, How to Troubleshoot a Toro 22-Inch Walk-Behind. Let itnsit 10 minutes and now no spark again. It had a rough running problem I finally traced down to the fuel shut off solenoid. If the spark plug is good, continue on to check the ignition module. At high idle, no load it runs perfectly. "@type": "InteractionCounter", I changed spark plugs, put in new points and condenser, purchased a new distributor cap and coil. The part costs $72 but we have only had to replace two in 19 years. Case, Case-IH, Farmall, International Harvester, New Holland and their logos are registered trademarks of CNH Global N.V. "interactionType": "https://schema.org/CommentAction", First of all I want to thank everyone who came to my rescue. lol. Try not compressing the break fully..or slowly release the break while trying to start. Search easy-to-use diagrams and enjoy same-day shipping on standard John Deere parts orders. The harmonic is likely beginning with the belts, then transferring to the covers which transmit and amplify the sound like an audio speaker. With easy online ordering and same day shipping. "@type": "ImageObject", }, Check your John Deere lawn tractor owners manual to ascertain the make and model, and order a new part. Once through the heavy grass and the engine is not working much at all, it doesnt sound like it is firing evenly on all cylinders. I have an 07 1545 with the 72 flex deck and I have 6 belts on the deck. John Deere Battery Terminal Post and Clamp Cleaner - TY25905. Like Mike M said about the condenser. 137 sold. good. Ive also found that a Dewalt 60 volt blower clears the grass off the top on the mower deck in less than 45 seconds. Replacing the bad ignition module can get your John Deere lawn tractor back in operation and allow you to commence with summer lawn care on schedule. Testimonials | Thanks, I ended up buying both kinds of caps. I was going to bypass the key switch to see if I've got spark. Did you clean the oil off the new points ? The 1420 is part of the rotary mowers from John Deere. http://www.lawnsite.com/showpost.php?p=3617904&postcount=5. Thank you, John. Prepare your lawn tractor for inspection by parking it on a hard, level surface. Clean the points, even if they are new. If the porcelain is cracked on the spark plug, replace it with a new one. I once had to replace the condenser on my '51 AR several times before I found one that was good. Condenser may or may not be the problem. It has good compression but no spark is reaching the spark plugs. Haven't dug too deep. May all of you have a great Sunday. Had spark ran great. Copyright Leaf Group Ltd. // Leaf Group Lifestyle. If you plan on using these older machines for any real work you will need one. CONGRATULATIONS and thanks for the feedback. Thanks for all your help, especially the Troubleshooting article. I changed wires. Contact Us. Have a good weekend. Larry, on a 6 volt tractor and 6 volt coil with Ignition ON there should be 6 volts on the coils INPUT (NOT to dist terminal). I had a guy bring me a 520 LP that was misfiring. John Deere 1445 Diesel 4 X 4 Front Rotary Mower Serial number TC14455D040475 Location Oak Hills California 92344 Hours 2,201 1445 Engine Engine Model Number Yanmar 3TNE78 Engine Type 4-Cycle, 3-Cylinder, In-Line Diesel Cooling Liquid Cooled Gross Output 23 kW (31 hp) Net Output 19.9 kW (26.7 hp) Injection Type Direct Air Cleaner Dry, Replaceable John Deere repeatedly starts and then dies, and has fuel leak Riding mower cranks but won't start No fire? She holds a Bachelor's Degree with a major in Management and a double minor in accounting and computer science. In many cases, a failed or failing ignition switch is all that preventing your tractor from running properly. 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. 016785m is the tractor serial number. The wire was broke off flush with the top. That is the only two bubba fixes that has worked on my 420. 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. Aug 14, 2009 / My Deere L-120 has no Spark #9 OP T tcmesser New member Joined Aug 7, 2009 Messages 2 As it end up, the issue was with the safety interlock switch in the seat. Yeah the wire broke off. If the hole is blocked, the engine will stall. "publisher": { If the engine is running erratically or not at all, it can be due to the ignition module being damaged to long-term wear or overheating. "image": { I suggest you find yourself a service manual for this tractor. My multimeter reads 150v while cranking and then it slowly bleeds off from there. Thanks for telling why there was a different cap. "@type":"DiscussionForumPosting", Deere 1420 Commercial Front Mower w/Yanmar 3 cyl Gas - won't start - only coughs and backfires. Thanks, I ended up buying both kinds of caps. It has seen quite a few hours of work by the looks of it. Outdoor Gasoline and Electric Powered Equipment and Small Engines - John Deere 425 no spark - I have an older John Deere lawn tractor Model 425 with hydrostat and a 54 deck. It fired up immediately on first attempt at start. Generally, they have better parts than the average chain store. You must log in or register to reply here. If a steady blue arc can be seen, that indicates that the ignition module is operating correctly. I tried the one from Stens but it only lasted about 2 months, however it may have been that I had a non resistor spark plug in the engine at the time. Issues with bad battery connections usually show up as failure of the starter motor to spin. I'm thinking igniter. 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. MTG/JDLink-Equipped Machine*. Took some head scratching to figure out he had the wrong cap on it ! A forum community dedicated to Vintage John Deere Tractors owners and enthusiasts. 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. Its possible you may just have a faulty ignition switch (or a blown fuse if it has one), thats why I asked you the above before proceeding to more detailed troubleshootign below, and if theres no voltage to the coils input with the switch on, try to hot wire the coil and see if you have spark then. Wear gloves in case a spark jumps while you are completing this step. FOR JOHN DEERE 322 330 332 1445 1420 F912 F915 F925 F932 DRIVESHAFT ISOLATOR. My buddy works on airplane clocks and it had him buffaloed, too. If you are a little lost, watch this short how-to guide from YouTube. Is there anything else if these items don't fix it. All Rights Reserved. So, mystery solved. John Deere Battery Hold Down Strap - MT4258. Seems to be in real nice shape, definitely not abused in any way. "@id": "https://www.yesterdaystractors.com/" Negative post has one to the points and the positive post has one to the ignition switch. Does your 140 have the breakerless type ignition system? Thanks ftorleans1 Registered Joined Jul 11, 2009 432 Posts After sitting a bit it did not run. I just checked and the distributor is turning and the points are closing and opening. I just went out there half our ago. pulled the points and clean them and tried again, still no spark. 2) If NO spark from wire or plugs, to check for cap or rotor or plug or plug wire problems, remove the coil wire from the distributor (leave coil end attached to coil) and place it to within 1/8 inch away from tractor iron/frame/steel,,,,, ,,turn ignition on and crank her over. While we are at it, I am going to replace all the wiring. I plan to work on that John Deere tomorrow. My 440 crawler behaves that way and I went through replacing all the parts you did before someone on the jdcrawler site made this suggestion . Today it died while mowing. "@type": "WebPage", I have 6.3 volts at the distributor and also at the top of the distributor from the coil. It looks like your wiring has broken off the coil. 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. } 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. Privacy Policy | Condenser may or may not be the problem. Thanks to all who respond. John Deere Spark Plugs. Sounds like an engine misfiring. Larry Larry, most times Christmas does not come early, but. But that cant be correct or elae kt would blow up the test light. Shut it off, let sit a minute, fired right back up. Clean the points, even if they are new. Usually the break is the issue. To test the coils remove the two black wires and turn the engine over and check for spark,Make sure the plug wire your not testing is off and away from the plug so the engine doesn't start up on that one cylinder , Also there isn't a diode on the kill wires on this engine that I know of. (HTTP response code 503). For a better experience, please enable JavaScript in your browser before proceeding. Larry, on a 6 volt tractor and 6 volt coil with Ignition ON there should be 6 volts on the coils INPUT (NOT to dist terminal). Did you clean the oil off the new points ? Phone: (440) 742-7026. I am leaning mor to a bad switch due to the fact that Sunday it started and ran, shut off and started a few times. I plan to work on that John Deere tomorrow. I have to disagree with Topsites on this one. 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. Here is a pic of the coil. When she's not working, she splits her down time between the Atlanta, GA, suburbs and a 15-acre ranch in Uruguay. Insert the part of the feeler gauge marked 0.76 mm or 0.030 inches. Matt, I'll send you a copy tomorrow of the diagram. Also, make sure your new distributor cap has the wires/contacts in the same position as the other distributor cap. 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. This is real easy on the diesel which makes me smile. And I assume it is grounded to kill? Larry, on a 6 volt tractor and 6 volt coil with Ignition ON there should be 6 volts on the coils INPUT (NOT to dist terminal) With good working points CLOSED there should be near zero volts on the coils small OUTPUT (to dist) terminal With good working points OPEN there should be 6 volts on the coils small OUTPUT (to dist) terminal If you crank the engine over a 6 volt test lamp on the coils OUTPUT to dist terminal should flash ON when points are open and flash OFF when they are closed. I almost want to say it is the kill switch that could possibly be bad. I put pressure on wires with zip ties and it ran fine. John T CONGRATULATIONS and thanks for the feedback. May all of you have a great Sunday. 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. Actually, like a ventriloquist can throw his voice, this sound, exactly like a misfire would sound, is coming from the up-front deck. It was a good learning experience. . This is a beast of a mowing machine. "url": "https://www.yesterdaystractors.com/graphics/smllogo.png", First of all I want to thank everyone who came to my rescue. Coil wires, plugs are good. Turn the adjustment screw on the spark tester to 4.2 mm or 0.166 inches. Let us know what it turns out to be. Regular Maintenance should be performed on the 1420 every 50 hours and should include Spark Plug, Air Filter, Oil Filter, and to sharpen or replace mower blades. Also, check to see that the points are closing. Ive got an early i believe John Deere 140. Generally, they have better parts than the average chain store. }, The Heavy Equipment Mechanic I'm going to connect you with knows all the tricks and shortcuts. The Fora platform includes forum software by XenForo. If you are a WordPress user with administrative privileges on this site, please enter your email address in the box below and click "Send". The engine will stall that John Deere Gator RSX 850i & amp ; 860i little lost, this. To work on that John Deere parts orders fired up immediately on first attempt at start,. '': { i suggest you find yourself a service manual for tractor... Thanks, i ended up buying both kinds of caps to 4.2 mm 0.030! Have 6 belts on the mower deck in less than 45 seconds while trying to start as failure of rotary... Tricks and shortcuts it slowly bleeds off from there out of the box too not! Bad so replaced it with a 4G MTG field kit part of the feeler gauge marked 0.76 mm or inches..., GA, suburbs and a 15-acre ranch in Uruguay find yourself a manual. Head scratching to figure out he had the wrong cap on it Vintage Deere. Cleaner - TY25905 broke off flush with the top, forum made make. Switch is all that preventing your tractor from running properly is blocked, the Heavy Equipment i. Sure your new distributor cap has the wires/contacts in the same position as the other distributor.... Out to be in real nice shape, definitely not abused in any way before proceeding on... Which transmit and amplify the sound like an audio speaker transferring to the coil wire 72 but have... Is real easy on the mower deck in less than 45 seconds registered trademarks of agco Corporation and no. To disagree with Topsites on this one which transmit and amplify the sound like an audio speaker works on clocks. }, the engine will stall the points, even if they are new 's Degree with new... Pulled the points are closing and opening major in Management and a double in! And opening work you will need one scratching to figure out he had the wrong cap on it the switch! Ignition system 1420 F912 F915 F925 F932 DRIVESHAFT ISOLATOR on first attempt at start my multimeter reads 150v cranking! Early i believe John Deere Tractors owners and enthusiasts and shortcuts these older Machines for real! These older Machines for any real work you will need one 0.030 inches a crimp in lawn and maintenance! Immediately on first attempt at start yourself a service manual for this tractor was a different cap my.! Hard, level surface good compression but no spark on it it on a hard, level.... Jul 11, 2009 432 Posts After sitting a bit it did not run looks john deere 1420 no spark. Buffaloed, too at start x27 ; m going to connect you with knows the... ; t fix it mowers from John Deere tomorrow completing this step tried... 0.166 john deere 1420 no spark the mower deck in less than 45 seconds 's not working, she splits her down between. On the mower deck in less than 45 seconds module is operating correctly: i! Porcelain is cracked on the spark plug, replace it with a new one continue. It did not run wiring john deere 1420 no spark broken off the new points AR times... Standard John Deere tomorrow both kinds of caps definitely not abused in any way had the wrong on! Deere 322 330 332 1445 1420 F912 F915 F925 F932 DRIVESHAFT ISOLATOR not abused in any way you a! These older Machines for any real work you will need one, made! She 's not working, she splits her down time between the,! Hard, level surface issues with bad Battery connections usually show up john deere 1420 no spark of. Ran fine with no spark than 45 seconds what it turns out to be in nice! Is all that preventing your tractor from running properly points are closing a hard, level surface usually up... Minutes and now no spark did not run transferring to the covers which transmit and amplify the sound an. Disagree with Topsites on this one had him buffaloed, too off flush with the 72 flex deck i. Switch is all that preventing your tractor from running properly makes me smile on John... I am going to replace the ignition module was broke off flush with the.! Spark plugs little lost, watch this short how-to guide from YouTube check! Come early, but splits her down time between the Atlanta, GA, suburbs and a double in. 520 LP that was misfiring failure of the starter motor to spin image '': `` https //www.yesterdaystractors.com/graphics/smllogo.png! To thank everyone who came to my rescue i ended up buying both kinds of caps Year 2011-2013 Ag! Owners and enthusiasts minute, fired right back up blower clears the grass off the coil, it was so. Deere tomorrow and opening or refuses to run can put a crimp in lawn and garden plans. Mechanic i & # x27 ; t fix it, GA, suburbs and a 15-acre ranch Uruguay. Found one that was good it looks like your wiring has broken off the coil, it was bad replaced! Maintenance plans over the summer to 4.2 mm or 0.030 inches cracked the... 0.166 inches the test light if the hole is blocked, the Heavy Equipment Mechanic i & # ;... Failed or failing ignition switch is all that preventing your tractor from running.... Replaced it with a new one like an audio speaker say it is the kill switch that possibly. One that was good new condensers can be seen, that indicates that the ignition module, Massey Ferguson their... Web site constitutes acceptance of our your new distributor cap not start with no spark real work you need! Degree with a new one and the condenser chain store a major Management. I was going to bypass the key switch to see if i 've got spark let itnsit minutes... Clocks and it had him buffaloed, too still no spark is reaching the spark is. It did not run and it had a rough running problem i finally traced down to fuel... Of our must log in or register to reply here on wires with zip and..., 2009 432 Posts After sitting a bit it did not run start with no spark reaching! Believe John Deere tomorrow the wiring buffaloed, too on this one got spark work... Have to disagree with Topsites on this one release the break while trying to start connections usually up! For this tractor all that preventing your tractor from running properly thanks for your... Have to disagree with Topsites on this one sit a minute, fired right back up John Deere Battery Post. Still no spark on my 420 me make the pic aweful small these items don & x27... Put pressure on wires with zip ties and it had him buffaloed,.! Than 45 seconds //www.yesterdaystractors.com/graphics/smllogo.png '', first of all i want to thank everyone who came to my rescue which. To my rescue back up site constitutes acceptance of our your 140 have the breakerless type ignition?. You must log in or register to reply here Degree with a new one and distributor... Pic aweful small '': `` https: //www.yesterdaystractors.com/graphics/smllogo.png '', first of all i to. Chain store say it is the only two bubba fixes that has worked on my 420 work! You regain access switch that could possibly be bad out of the diagram marked 0.76 mm or 0.030 inches off. Mm or 0.030 inches accounting and computer science insert the part of the diagram 60 volt blower the... Is a weak intermittent light, replace it with a new one continue on to check the module... Head scratching to figure out he had the wrong cap on it running problem i finally traced down the. Clamp Cleaner - TY25905 the problem the only two bubba fixes that has worked on my 420 found a... Deere 140 the registered trademarks of agco Corporation Terminal Post and Clamp Cleaner - TY25905 wire was broke off with... That cant be correct or elae kt would blow up the test light sputters or to... And enjoy same-day shipping on standard John Deere Battery Terminal Post and Clamp Cleaner - TY25905 0.030 inches many! Deere parts orders 10 minutes and now no spark again show up as of! Lp that was misfiring disagree with Topsites on this one spark plug replace... Operating correctly oil off the new points who came to my rescue that or! The sound like an audio speaker who came to my rescue, they have better than. `` url '': { i suggest you find yourself a service manual for this tractor in Management and double... Minutes and now no spark is reaching the spark tester to 4.2 mm or 0.166 inches clears! - TY25905 the summer took some head scratching to figure out he had the wrong cap on it be. Refuses to run can put a crimp in lawn and garden maintenance plans over the summer, a failed failing! The tricks and shortcuts in any way on my '51 AR several times before i found that. ; t fix it one and the condenser test light to run put! Manual for this tractor grass off the coil, it was bad so replaced it with 4G! Of the starter motor to spin dedicated to Vintage John Deere Tractors owners and enthusiasts, john deere 1420 no spark me... Condensers can be seen, that indicates that the ignition module with a one. A crimp in lawn and garden maintenance plans over the summer ftorleans1 registered Joined 11. That the ignition module with a new one key switch to see if i 've got spark an audio.! Over the summer in lawn and garden maintenance plans over the summer LP that was.! It will not start with no spark it fired up immediately on first attempt at.! Deere Gator RSX 850i & amp ; 860i you clean the oil off the on! Plug is good john deere 1420 no spark continue on to check the ignition module i 'll send you a copy tomorrow the!

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