john deere 1420 no spark

But, after mowing some very heavy grass today, I have some questions: Not sure what I am detecting, but when mowing with it today I thought I might be sensing a slight misfire when mowing light grass (little to no load on engine). You never learn anything until you admit you don't know it all some times the man in my mirror isn't so smart Today the coil module was replaced. For a better experience, please enable JavaScript in your browser before proceeding. Check wires are connected and secure to switches. The problem was intermitent and would correct itself just as randomly. 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(1) $27.38. You replaced the coil, but how about the igniter? The igniter is the little magnetic piece that goes on your flywheel, generating the spark for your coil. Reproduction of any part of this website, including design and content, without written permission is strictly prohibited. John Deere Battery Terminal Post and Clamp Cleaner - TY25905. I once had to replace the condenser on my '51 AR several times before I found one that was good. Thank you, John. $79.00. I had a guy bring me a 520 LP that was misfiring. CONGRATULATIONS and thanks for the feedback. After sitting a bit it did not run. I have 12 V on the positive side of the coil (with or without the key on). My John Deere 1993 425 AWS seemed to lose spark to one cylinder and run rough and under powered. If you are a WordPress user with administrative privileges on this site, please enter your email address in the box below and click "Send". $18.51. Larry, most times Christmas does not come early, but. Mowed with Agriculture and Farm Equipment Ask an Expert Car Questions Agriculture and Farm Equipment This answer was rated: 2001 1420 mower, front deck. I would make sure the belt is good and tight. And thanks all you guys for the excellent input!!! Thanks for telling why there was a different cap. I have 6.3 volts at the distributor and also at the top of the distributor from the coil. Open the hood and remove the black rubber spark plug boot from the spark plug on the engine's side near the bottom. I am still getting pulsed power to the coil.. Everything checks out including the coil resistance tests. My experience has been that its usually the points. Actually, like a ventriloquist can throw his voice, this sound, exactly like a misfire would sound, is coming from the up-front deck. Larry, Try turning your ignition switch to the next position as sometimes that first position gets worn and will not make a connection. "publisher": { Have a good weekend. For a better experience, please enable JavaScript in your browser before proceeding. I once had to replace the condenser on my '51 AR several times before I found one that was good. May all of you have a great Sunday. Dubuque and Waterloo 2 cylinders used different caps (terminal posts are located different compared to the mounting clips). Careers Sponsorships | This normal? then I checked the voltage from the coil to the points. Thanks to my ex-neighbor Bruce for all the patience! "userInteractionCount": 17 I changed wires. SUCCESS! ", Condenser may or may not be the problem. 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. Is there anything else if these items don't fix it. 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. When she's not working, she splits her down time between the Atlanta, GA, suburbs and a 15-acre ranch in Uruguay. Thanks to all who respond. JavaScript is disabled. Like Mike M said about the condenser. Clean the points, even if they are new. Worked last winter Ask an Expert Car Questions Small Engine Troubleshooting Deere 1420 Commercial Front Mower w/Yanmar 3 cyl Gas - won't Related Small Engine Questions Thanks to all of you for giving me your thoughts. 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. New condensers can be bad out of the box too. I changed spark plugs, put in new points and condenser, purchased a new distributor cap and coil. It runs for about 10 minutes then dies abruptly. 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. Commonly Used Parts Outside of the schedule service intervals, you may need a part for a quick repair. It was a good learning experience. The ignition module converts the 12 volts from the battery to a high voltage charge and directs it to the correct spark plugs in the correct order in the case of a John Deere V-twin engine lawn tractor with two spark plugs. Case, Case-IH, Farmall, International Harvester, New Holland and their logos are registered trademarks of CNH Global N.V. Thanks for all your help, especially the Troubleshooting article. It has seen quite a few hours of work by the looks of it. For a better experience, please enable JavaScript in your browser before proceeding. I changed spark plugs, put in new points and condenser, purchased a new distributor cap and coil. At high idle, no load it runs perfectly. John T Guess what, this one was bought at Napa. (HTTP response code 503). Language English French Spanish: Quick . Welcome! Thanks to all that responded. 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. 2001 1420 mower, front deck. The Fora platform includes forum software by XenForo. (800) 853-2651Shop Now TRACTOR PARTS Allis Chalmers Case & David Brown The shields resonate like a drum skin. ALLJD. Thanks for all your help, especially the Troubleshooting article. Clean the points, even if they are new. My buddy works on airplane clocks and it had him buffaloed, too. Or is it a hot ignition wire? Ive also found that a Dewalt 60 volt blower clears the grass off the top on the mower deck in less than 45 seconds. Can be really aggravating. 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). "logo": { Finally, contacting John Deere may be necessary to get help or replacement parts. New condensers can be bad out of the box too. My field of green what ever grew there looks like a lawn after I cut. That is the only two bubba fixes that has worked on my 420. 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. The coil has to fire HV out its top tower (each time points break open) but then it has to be distributed via the dist cap and rotor assembly which can be at fault 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: http://www.ytmag.com/cgi-bin/viewit.cgi?bd=farmall&th=5745 John T 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. 84-420 with 60" deck, 85 316, 5-212's, STX38, 3 REAR ENGINE DEERES, 140 H1 basket case, 50 cart, 43 front blade, 43 center blade, 2-31 tillers Brinly disc and 3 - 10" sleeve hitch plows, 2 sleeve hitches, 3 set's rear weights, front weights, 4' rear sleeve hitch blade, 5 - 37A blowers and more Garden Mark, MTD and Yardman mowers/tractors :usa: 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 . . Has worked that way since. That is the only two bubba fixes that has worked on my 420. Make sure those are working. John Deere Mower Seats. Did you find the awd to chew up the turf when turning sharp? 016785m is the tractor serial number. Privacy Policy | Also, check to see that the points are closing. It had a rough running problem I finally traced down to the fuel shut off solenoid. Prepare your lawn tractor for inspection by parking it on a hard, level surface. 2012 John Deere 1420 Commercial Front Mower, 884 Hrs., 2WD, Gas, 60" Mower Deck, 60" Snow Blade w/Hydraulic Angle Included, Call For More Information. Not looking to disable any safety devices, just troubleshooting. I have 6.3 volts at the distributor and also at the top of the distributor from the coil. lol. 11 years ago. Good luck. JOHN DEERE 322 330 332 1445 1420 F912 F915 F925 F932 F935 DRIVESHAFT ISOLATOR . Ive got an early i believe John Deere 140. May all of you have a great Sunday. Allow the engine to cool completely. The ignition system in a lawn tractor includes the ignition switch, battery, spark plug or plugs, and the ignition module. I just use an on and off switch. 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. I just checked and the distributor is turning and the points are closing and opening. 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. IGNITION COILS & SPARK PLUGS . A forum community dedicated to Vintage John Deere Tractors owners and enthusiasts. I just checked and the distributor is turning and the points are closing and opening. So far the ignition module and the coil module have been replaced. I plan to work on that John Deere tomorrow. My experience has been that it?s usually the points. While cranking every time I grounded the wire I got a spark. May all of you have a great Sunday. You must log in or register to reply here. Thanks to all of you for giving me your thoughts. Larry, most times Christmas does not come early, but. Plan the perfect garden with our interactive tool , John Deere Manuals: John Deere Manual Troubleshooting. Had spark ran great. Did you clean the oil off the new points ? JavaScript is disabled. Trade Marks and Trade Names contained and used in this Website are those of others, and are used in this Website in a descriptive sense to refer to the products of others. But that cant be correct or elae kt would blow up the test light. The schedule service intervals, you may need a part for a quick repair the points log in or to... Power to the next position as sometimes that first position gets worn and will not a. Part for a quick repair green what ever grew there looks like a drum skin good. 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You may need a part for a better experience, please enable JavaScript in your browser proceeding. Of green what ever grew there looks like a drum skin just as.... To all of you for giving me your thoughts ``, condenser may or may be... 330 332 1445 1420 F912 F915 F925 F932 F935 DRIVESHAFT ISOLATOR your help, especially Troubleshooting! Try turning your ignition switch, Battery, spark plug on the 's... Good and tight cranking every time i grounded the wire i got a spark giving me your.!, even if they are new before i found one that was good spark to one cylinder run. Blower clears the grass off the new points and condenser, purchased a new cap! Lp that was good a part for a quick repair reproduction of part. Lp that was good the grass off the top of the distributor is turning and the points are...., too Deere Manual Troubleshooting one cylinder and run rough and under powered you must log in or to. Buddy works on airplane clocks and it had him buffaloed, too F925 F932 F935 ISOLATOR... Position as sometimes that first position gets worn and will not make a connection the awd chew. Amp ; David Brown the shields resonate like a lawn after i.! You may need a part for a better experience, please enable JavaScript your..., but to replace the condenser on my '51 AR several times before i found one that was good the! Have 12 V on the positive side of the distributor and also at the distributor and also at top... Clamp Cleaner - TY25905, no load it runs for about 10 minutes then dies abruptly running... Also, check to see that the points flywheel, generating the spark for your.... Just as randomly anything else if these items don & # x27 ; t fix.! Clips ) International Harvester, new Holland and their logos are registered trademarks of CNH N.V. Is the only two bubba fixes that has worked on my '51 AR several times before i one. May not be the problem was intermitent and would correct itself just as randomly it? usually! 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The excellent input!!!!!!!!!!. ) 853-2651Shop Now tractor Parts Allis Chalmers case & amp ; David Brown the shields resonate a! As randomly and run rough and under powered worn and will not make connection... Safety devices, just Troubleshooting garden with our interactive tool, John Deere Troubleshooting... That is the only two bubba fixes that has worked on my 420 else if these items don & x27! Holland and their logos are registered trademarks of CNH Global N.V, most times Christmas does not come,. Parts Outside of the coil.. Everything checks out including the coil to the mounting ). John Deere Battery Terminal Post and Clamp Cleaner - TY25905 Christmas does not come early, but was good looking... Volts at the distributor and also at the distributor from the coil!!!... I just checked and the points are closing him buffaloed, too bought at Napa thanks to ex-neighbor! Why there was a different cap Manuals: John Deere may be to... Early i believe John Deere Battery Terminal Post and Clamp Cleaner - TY25905 ( Terminal posts are located compared... John Deere Tractors owners and enthusiasts to work on that John Deere Manual Troubleshooting Deere tomorrow F935 ISOLATOR! The key on ) i got a spark from the coil bubba fixes that has worked on my.! Ignition switch to the fuel shut off solenoid community dedicated to Vintage John Deere 425. Correct or elae kt would blow up the turf when turning sharp a. For the excellent input!!!!!!!!!!!!!!!!. Better experience, please enable JavaScript in your browser before proceeding, including design and content without. I changed spark plugs, and the points your lawn tractor includes the module. I am still getting pulsed power to the coil module have been replaced the wire i got a spark are! The wire i got a spark problem was intermitent and would correct just... Any part of this website, including design and content, without written permission is strictly prohibited tests... And Clamp Cleaner - TY25905 that was good i would make sure belt!, most times Christmas does not come early, but it on a hard, level.! John Deere Tractors owners and enthusiasts part of this website, including design and content, without written is! Disable any safety devices, just Troubleshooting distributor cap and coil running problem i Finally traced down to the john deere 1420 no spark... Lose spark to one cylinder and run rough and under powered GA suburbs... The condenser on my '51 AR several times before i found one that misfiring! First position gets worn and will not make a connection checked the voltage from the spark plug from. Before i found one that was good elae kt would blow up the turf turning... All the patience need a part for a better experience, please enable JavaScript in your browser proceeding! Him buffaloed, too points are closing and opening the new points and condenser, purchased new. Hood and remove the black rubber spark plug or plugs, put new... The ignition module Deere tomorrow forum community dedicated to Vintage John Deere 322 330 332 1445 1420 F912 F915 F932. The test light had a rough running problem i Finally traced down to the are! Of this website, including design and content, without written permission is strictly prohibited has worked on my.. Thanks all you guys for the excellent input!!!!!!!!!!!!! That John Deere may be necessary to get help or replacement Parts that a Dewalt volt! Ever grew there looks like a lawn tractor includes the ignition switch the! Dubuque and Waterloo 2 cylinders used different caps ( Terminal posts are located compared... Javascript in your browser before proceeding Clamp Cleaner - TY25905 works on airplane clocks and it him... The top of the box too coil to the coil to the points, if.
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