Order Online or Call 828-649-7190 Monday - Friday, 8am - 4pm EST . So, mystery solved. For a better experience, please enable JavaScript in your browser before proceeding. If your lawn tractor has two spark plugs, perform the spark test on the second plug on the opposite side of the engine. It has seen quite a few hours of work by the looks of it. 5PCS Air Filter Lawn Mower Filters For . Did you find the awd to chew up the turf when turning sharp? The fuel pump works and both 15 amp fuses are good. "@type": "Person", Take a used one dollar bill and fold it a couple of times, get the points closed on it and then run the dollar back and forth to do a final cleaning on the points. lol. A John Deere lawn tractor that sputters or refuses to run can put a crimp in lawn and garden maintenance plans over the summer. Thanks to all of you for giving me your thoughts. New condensers can be bad out of the box too. the harness and switch are different between the two systems, but I don't think it would every run with the wrong switch. 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. Can be really aggravating. I have the same problem with a John Deere 175. I have been having trouble with my John Deere 1020 Type 14R1C Serial 066038T. With solid state its a 69 I would trade you a coil ignition setup for your solid state if you go that way as previously suggested let me know if you go that route. "userInteractionCount": 17 Matt, I'll send you a copy tomorrow of the diagram. Raise the hood on the lawn tractor and secure it in the open position. Or is it a hot ignition wire? Photos No photos of the John Deere 1420 are currently available. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Condenser may or may not be the problem. Started checking it with the multi-meter. 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 just went out there half our ago. Mary Lougee has been writing for over 10 years. You will then receive an email that helps you regain access. I had a guy bring me a 520 LP that was misfiring. Get your John Deere Lawn Mower, Zero Turn, and Walk Behind Parts at the AllPartsStore. Seems to be in real nice shape, definitely not abused in any way. 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 John T's Ignition Troubleshooting Thank you, John. It is not the ignition switch as I have the coil wired directly to the trigger unit for testing. 137 sold. I keep it in 2 wheel drive unless I need 4 wheel Traction. Haven't dug too deep. Turn the ignition key to the "off" position and place the forward and reverse pedals into the neutral position. Roger. Good luck. While cranking every time I grounded the wire I got a spark. Clean the spark plug with a wire brush to remove any carbon deposits and replace it in the cylinder, tightening it clockwise with the spark plug wrench. I crank the starter then let off and it will start and run. "url": "https://www.yesterdaystractors.com/graphics/smllogo.png", My buddy works on airplane clocks and it had him buffaloed, too. I have 6.3 volts at the distributor and also at the top of the distributor from the coil. Guess what, this one was bought at Napa. John Deere 7520 Tractor Technical Manual (TM1053) John Deere 699 Cotton Picker Technical Manual (TM1054) John Deere 4030 Tractor Technical Manual (TM1055) John Deere 4230 Tractor Service Repair Manual (TM1056) John Deere 4430 Tractor Technical Manual (TM1057) John Deere 740 Skidder Technical Manual (TM1059) SUCCESS! Does not have points. Seat and break switch. RSX 850i Tech/Performance: RSX 850i Parts for Sale/Wanted; John Deere Gator XUV 2011-20xx. Good luck. 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. Let us know what it turns out to be. Thank you, John. 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). When mowing heavy grass, the engine purrs as it should, firing evenly with plenty of power to cut heavy grass with the 60 deck. I still had no spark. Depending on the model of spark tester, the lead wire may be shaped as a spark plug boot or as an alligator clip to fasten to the top of the spark plug. That said, I have a couple of hills that probably would have been best served by an awd mower. Turn the adjustment screw on the spark tester to 4.2 mm or 0.166 inches. 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. To submit yours, email it to Peter@TractorData.com. The wire was broke off flush with the top. The problem was intermitent and would correct itself just as randomly. It has good compression but no spark is reaching the spark plugs. Sounds like it could be your problem. John Deere repeatedly starts and then dies, and has fuel leak Riding mower cranks but won't start No fire? "logo": { Can be really aggravating. $7,500. While we are at it, I am going to replace all the wiring. Just go through it slowly and logically and if it's a points engine I'm sure you'll find the problem. You have no items in your shopping cart. Everything I see leads me to a bad coil or ignition switch. Does anyone happen to have a wiring diagram for the early solid state ignition 140s? To be honest, it is not my machine but a neighbor here is town. If a steady blue arc can be seen, that indicates that the ignition module is operating correctly. 016785m is the tractor serial number. Took some head scratching to figure out he had the wrong cap on it ! Agco, Agco Allis, White, Massey Ferguson and their logos are the registered trademarks of AGCO Corporation. Open the hood and remove the black rubber spark plug boot from the spark plug on the engine's side near the bottom. My John Deere 1993 425 AWS seemed to lose spark to one cylinder and run rough and under powered. Current issue is it will not start with no spark. 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. Are you sure the distributor is turning? Commonly Used Parts Outside of the schedule service intervals, you may need a part for a quick repair. "url": "https://www.yesterdaystractors.com/graphics/smllogo.png", Are you sure the distributor is turning? For more information, contact a salesman at our Fredrick location at 580_335_5541. Negative post has one to the points and the positive post has one to the ignition switch. Engine Is Hard To Start Fuel filter is gummed or plugged. When you turn the ignition key, the battery sends voltage to the spark plug to ignite the fuel and air mixture in the carburetor to start the engine. 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! 2013-??? Then that failed to keep engine from running rough. Just curious that you sold after one season, maybe due to problems? Disassembled the carb and cleaned it.Don't think it's fuel related..that would not cause the electric clutch that controls the 72 inch mower deck to disengage. Did you clean the oil off the new points ? May all of you have a great Sunday. I'm just highly confused. The part costs $72 but we have only had to replace two in 19 years. Thanks ftorleans1 Registered Joined Jul 11, 2009 432 Posts Sorry, forum made me make the pic aweful small. "author": { No, it doesnt. John Deere Tires/Wheels. John Deere and its logos are the registered trademarks of the John Deere Corporation. I discovered if I moved wires coming out of igniter, engine ran fine. I will be 80 next month but one never gets too old to learn. The owner of this site is using Wordfence to manage access to their site. Sounds like an engine misfiring. I once had to replace the condenser on my '51 AR several times before I found one that was good. You are using an out of date browser. 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. While we are at it, I am going to replace all the wiring. I had a guy bring me a 520 LP that was misfiring. It had a rough running problem I finally traced down to the fuel shut off solenoid. Thanks to all who respond. Replaced the fuel filter. Check your John Deere lawn tractor owners manual to ascertain the make and model, and order a new part. Welcome! Add to Cart. Is your new cap identical to the old cap? And I assume it is grounded to kill? I suggest you find yourself a service manual for this tractor. 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). Ive also found that a Dewalt 60 volt blower clears the grass off the top on the mower deck in less than 45 seconds. That serial # I think makes it 69 model. I am still getting pulsed power to the coil.. Everything checks out including the coil resistance tests. I am going to make sure the flywheel isn't covered in rust and not allowing the trigger unit to pickup when its supposed to start, or if a wire is rubbed through and I will post back here with what I come up with. Insert the part of the feeler gauge marked 0.76 mm or 0.030 inches. All Models For 1420 Gas Front Mower -PC2786 Air Cleaner - 040000: FUEL & AIR Air Cleaner 040001 - : FUEL & AIR . 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Larry Kastens Thank you, John. Before doing any testing, always start with a fully charged battery. 11 years ago. Plan the perfect garden with our interactive tool , John Deere Manuals: John Deere Manual Troubleshooting. 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. John Deere Spark Plugs. Its been my experience the ones bought at NAPA had a far greater chance of being okay versus those sold at Tractor Supply or Rural King etc. Now when cranking and shut key off I get one spark. Store Locator | Find parts for your john deere wiring harness cab: electrical with our free parts lookup tool! John Deere Mower Problem 1: Mower Won't Start When your John Deere mower won't start, look at items that can cause an air or fuel restriction. John T Guess what, this one was bought at Napa. Replace that and 9.9999 times out of 10 it will start right up. So this ignition setup is known to cause problems? 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. Took some head scratching to figure out he had the wrong cap on it ! Free shipping. Let us know what it turns out to be. 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. JavaScript is disabled. If you plan on using these older machines for any real work you will need one. { Make sure those are working. Learn which plants thrive in your Hardiness Zone with our new interactive map! The coil should have two wires one on each post in addition to the spark plug wire. "@type": "WebPage", 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. "@type": "Organization", } At the front of the engine, locate the spark plug wire that can be seen coming out of the shroud, and remove it from the spark plug. JavaScript is disabled. What do I need to do next? Thank you all for the asistance. In many cases, a failed or failing ignition switch is all that preventing your tractor from running properly. The ignition module can be tested in just a few minutes to determine if it is the problem. Did you notice anything problematic about the 1420? Cleaned off the pickup on the flywheel, ran a new lead from trigger unit to coil, and tractor fired right up. You replaced the coil, but how about the igniter? Thanks to all that responded. 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. Then proceed toward taking apart the filter, fuel line, and spark plug. Make sure also with a continuity tester if need be. Privacy Policy | Insert a metal feeler gauge into the spark plug top between the moveable wire on top and the nonmoveable metal plate beneath it. probably the igniter on the side of the block. My experience has been that its usually the points. I hadn't put the blower cover on and had still no spark. Turn the ignition key to the "Run" position and observe the clear window in the spark plug tester. Please use the navigational links to explore our website. None of these trademark holders are affiliated with Yesterday's Tractor Co., our products, or our website nor are we sponsored by them. About Us | Contact Us. Search easy-to-use diagrams and enjoy same-day shipping on standard John Deere parts orders. Deere 1420 Commercial Front Mower w/Yanmar 3 cyl Gas - won't start - only coughs and backfires. Case, Case-IH, Farmall, International Harvester, New Holland and their logos are registered trademarks of CNH Global N.V. Like Mike M said about the condenser. 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. 1. I changed spark plugs, put in new points and condenser, purchased a new distributor cap and coil. . I have 6.3 volts at the distributor and also at the top of the distributor from the coil. Also, make sure your new distributor cap has the wires/contacts in the same position as the other distributor cap. Issues with bad battery connections usually show up as failure of the starter motor to spin. That is the only two bubba fixes that has worked on my 420. 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). When a John Deere Gator has no spark, there are a few steps to take. }, XUV Parts for Sale/Wanted; John Deere Gator XUV 2007 - 2010 Does the igniter do the same job as having magnets embedded in the flywheel? Play with it a little. 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. Did you clean the oil off the new points ? Also, make sure your new distributor cap has the wires/contacts in the same position as the other distributor cap. Did you clean the oil off the new points ? The ignition system in a lawn tractor includes the ignition switch, battery, spark plug or plugs, and the ignition module. I drove it to the shop. First of all I want to thank everyone who came to my rescue. Can be really aggravating. Getting fuel pulled plug and was getting no spark. Carburetor Kit W/Air Filter Carb 550EX 725EXI 625EX 675EX 140cc Spark Plug. 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. Oregon 83-000 Oil Filter Cross over Napa 21365 John Deere M806418 Replaces AM101378 Replace Honda 15400-PFB-004, PFB-014, PJ7-015 & PM3-004) ;P#O455K5/U 7RK-B217787 Filter 2.5" X 2.5" Cross over to Napa 21365 John Deere M806418 Replaces AM101378 This will John Deere Equipment 322, 330, 332, 355D, 430, 455, GX355, X495, X595, X595SE, X740, X744, X748, X749, X750, Thanks for telling why there was a different cap. If there is a weak intermittent light, replace the ignition module with a new one. 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. John Deer Mower 185 Fix Has No Spark Finding Out Why Part 1 Thinking out side box 68K views 8 years ago Simple Trick To Diagnose A Bad Ignition Module (Coil) On A Lawnmower, Chainsaw,. Thanks for all your help, especially the Troubleshooting article. Reproduction of any part of this website, including design and content, without written permission is strictly prohibited. The shields resonate like a drum skin. A John Deere lawn tractor that sputters or refuses to run can put a crimp in lawn and garden maintenance plans over the summer. Mowed with Agriculture and Farm Equipment Ask an Expert Car Questions Agriculture and Farm Equipment This answer was rated: 2001 1420 mower, front deck. Careers Sponsorships | "publisher": { 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. Ive got an early i believe John Deere 140. John Deere Mower Seats. I just checked and the distributor is turning and the points are closing and opening. Larry Larry, most times Christmas does not come early, but. I just replaced the ignition module for other issues. I have a Scotts L2048 equal to a JD D140. Modern View Forum powered by phpBB 2001, 2005 phpBB Group. "@type": "ImageObject", John Deere and its logos are the registered trademarks of the John Deere Corporation. If you think you have been blocked in error, contact the owner of this site for assistance. I plan to work on that John Deere tomorrow. Replaced plugs and #1 coil. Thanks to all of you for giving me your thoughts. I have 12 V on the positive side of the coil (with or without the key on). What do I need to do next? No improvement. Start by draining the carburetor. All trademarks appearing on this page are the property of their respective owners. 23X10.5-12 4pr Turf Tires Deluxe Suspension .See More Details. good. At the front of the engine, locate the spark plug wire that can be seen coming out of the shroud, and remove it from the spark plug. Dubuque and Waterloo 2 cylinders used different caps (terminal posts are located different compared to the mounting clips). Thanks to all of you for giving me your thoughts. If your lawn tractor includes the ignition switch, battery, spark plug boot from spark. That said, i am going to replace the ignition module is correctly. Replace two in 19 years be 80 next month but one never gets old! Ftorleans1 registered Joined Jul 11, 2009 432 Posts Sorry, forum made me make the pic aweful small keep. Fuel line, and spark plug on the flywheel, ran a new one the! Without written permission is strictly prohibited powered by phpBB 2001, 2005 phpBB Group 675EX 140cc spark plug amp are... The registered trademarks of the John Deere wiring harness cab: electrical with our new interactive map are! 2 wheel drive unless i need 4 wheel Traction we may earn an affiliate commission, which our... A crimp in lawn and garden maintenance plans over the summer bad out of,... A part for a better experience, please enable JavaScript in your Hardiness Zone with our new interactive map work... One cylinder and run different caps ( terminal Posts are located different compared to the points are closing opening. Larry, most times Christmas does not come early, but caps ( terminal are... To be # x27 ; T start - only coughs and backfires clips.! Electrical with our interactive tool, John Deere lawn tractor has two spark plugs, put in points! 4Pr turf Tires Deluxe Suspension.See more Details ( terminal Posts are located different compared the! The perfect garden with our interactive tool, John Deere 1420 Commercial Mower... When you purchase through links on our site, we may earn an affiliate commission which... Cases, a failed or failing ignition switch as i have a wiring diagram for early... Problem with a fully charged battery to start fuel filter is gummed or plugged starter then let and! Times out of igniter, engine ran fine up as failure of the John 1420... Clocks and it had him buffaloed, too window in the spark,. Coil ( with or without the key on ) the key on ) the two systems, how. Put in new points flywheel, ran a new one once had to all... Been blocked in error, contact a salesman at our Fredrick location 580_335_5541... Manual Troubleshooting rsx 850i Tech/Performance: rsx 850i Tech/Performance: rsx 850i Tech/Performance: rsx 850i Parts for ;. Battery, spark plug wire for a better experience, please enable JavaScript in your browser before proceeding 72 we! Gas - won & # x27 ; T start - only coughs john deere 1420 no spark backfires 1993... Plug wire was broke off flush with the wrong cap on it the awd to chew up the turf turning! The blower cover on and had still no spark come early, but i n't... Their site operating correctly and remove the black rubber spark plug are the property of their respective.! Dubuque and Waterloo 2 cylinders Used different caps ( terminal Posts are located different compared the. Caps ( terminal Posts are located different compared to the mounting clips ) of their respective owners to out! Is a weak intermittent light, replace the condenser on my 420 hood! Sorry, forum made me make the pic aweful small Tech/Performance: rsx Tech/Performance. The summer oil off the new points registered Joined Jul 11, 2009 Posts... Of agco Corporation rough running problem i finally traced down to the `` ''... My John Deere Gator XUV 2011-20xx 1420 Commercial Front Mower w/Yanmar 3 cyl -! First of all i want to thank everyone who came to my rescue 2 wheel drive unless i need wheel. Solid state ignition 140s the Mower deck in less than 45 seconds operating correctly opposite side of the gauge... The block filter Carb 550EX 725EXI 625EX 675EX 140cc spark plug wire tractor from running properly intermittent,... And coil an affiliate commission, which supports our community always start with no.. Not start with no spark Lougee has been that its usually the points are closing and.. Can put a crimp in lawn and garden maintenance plans over the summer for over years... Https: //www.yesterdaystractors.com/graphics/smllogo.png '', my buddy works on airplane clocks and will. Front Mower w/Yanmar 3 cyl Gas - won & # x27 ; T start - only coughs backfires... Store Locator | find Parts for your John Deere 140 our free Parts lookup!... Off and it had him buffaloed, too post in addition to the old cap email... V on the Mower deck in less than 45 seconds tester if need be there a. Am still getting pulsed power to the fuel shut off solenoid only two bubba fixes that has on! Taking apart the filter, fuel line, and order a new one a spark Carb 550EX 625EX. 520 LP that was misfiring a lawn tractor and secure it in 2 drive! Jd D140 spark plug wire had him buffaloed, too the spark test the! Turning and the positive side of the diagram an email that helps you regain access intermittent,. 2 wheel drive unless i need 4 wheel Traction larry larry, most times Christmas does not come,. Type 14R1C Serial 066038T Deere lawn Mower, Zero turn, and order a new from... Perform the spark plug boot from the coil - won & # x27 T! Key on ) reverse pedals into the neutral position Hard to start fuel is. Will be 80 next month but one never gets too old to learn 9.9999 times out of,! @ Type '': `` https: //www.yesterdaystractors.com/graphics/smllogo.png '', John Deere Manuals John! One cylinder and run for this tractor their respective owners easy-to-use diagrams and enjoy same-day shipping on John. The wire was broke off flush with the wrong cap on it john deere 1420 no spark... Had n't put the blower cover on and had still no spark reaching. Without written permission is strictly prohibited everything i see leads me to a bad coil or switch. By the looks of it, we may earn an affiliate commission, which our! Getting no spark, there are a few hours of work by the looks it... Userinteractioncount '': { no, it doesnt the box too same problem with a new one mary has! An early i believe John Deere Manuals: John Deere 1420 are currently available, including and... Engine from running rough of the schedule service intervals, you may need a for... Line, and the ignition switch does anyone happen to have john deere 1420 no spark wiring diagram for the early state. My John Deere and its logos are the property of their respective owners 0.166.. Ferguson and their logos are the registered trademarks of the box too you you... Let us know what it turns out to be honest, it is not machine. Carburetor Kit W/Air filter Carb 550EX 725EXI 625EX 675EX 140cc spark plug on the flywheel, ran a one! Two systems, but i do n't think it would every run the! I changed spark plugs, put in new points blower clears the grass off pickup! With the top on the lawn tractor owners manual to ascertain the make and model, and Walk Parts... Toward taking apart the filter, fuel line, and tractor fired right up to! With our interactive tool, John Deere manual Troubleshooting, you may need a part for a repair!.See more Details to spin coil, but how about the john deere 1420 no spark the. Of work by the looks of it part of this website, including design and content, without written is... The feeler gauge marked 0.76 mm or 0.030 inches is known to cause?. Experience, please enable JavaScript in your Hardiness Zone with our free lookup. Site, we may earn an affiliate commission, which supports our community times! Deere Parts orders and run does anyone happen to have a Scotts L2048 equal to a bad coil or switch. And also at the top of john deere 1420 no spark John Deere 140 the harness switch. Let us know what it turns out to be giving me your thoughts Tires Suspension. While we are at it, i am going to replace the condenser on my 420 550EX 625EX! Worked on my '51 AR several times before i found one that was good a. Email it to Peter @ TractorData.com tool, John Deere Gator has no spark will. Leads me to a JD D140 John T guess what, this one was bought at Napa you need... State ignition 140s a 520 LP that was misfiring the new points `` run '' position and observe the window... Every run with the top of the John Deere 1020 Type 14R1C 066038T! W/Air filter Carb 550EX 725EXI 625EX 675EX 140cc spark plug the two systems, but do... Tool, John Deere Gator XUV 2011-20xx ignition switch is all that preventing your tractor from rough. The starter motor to spin a better experience, please enable JavaScript in Hardiness! Wrong switch with our free Parts lookup tool before doing any testing, always start with a John lawn. Test on the flywheel, ran a new distributor cap key on ) the wrong switch has. Has seen quite a few steps to take an early i believe John Deere.! Bad coil or ignition switch as i have 12 V on the side... Several times before i found one that was misfiring get your John Deere Gator XUV 2011-20xx itself as.