Good morning, Our '72 4020 leaks significantly from the steering motor pinion seal during cold weather operation. The colder the weather, the worse the leak. For reference, last week when operating at - 20 F, the leak was a steady stream. Once the tractor and/or ambient temp. warms up the leak stops or slows to an imperceptible amount.

4020 Powershift - Shifting Issue. I have a 1966 4020 Powershift, lot of hours but fairly well taken care of. Shifts into reverse fine ---- when switching to forward it wants to miss. I have to shift back to reverse and then back to forward to get it to hit. Sometimes it will miss again, other times it picks right up like it should.Re: 4020 Diesel Fuel Gauge Problems in reply to MaverickM23, 01-06-2006 14:38:20. Sounds like the battery is hooked up correctly. Now to wire gauge the positve goes to ground on the tractor. The negative should go to the wire that is connected to ignition switch. Then the other wire is from the sending unit.Jul 6, 2020. #1. Don't be real quick to assume the trans pump is bad. The Deere service manual tells how to check for flow and Cliff Nelson had me make a gauge setup to check trans pump pressure. It is just a gauge put in the banjo fitting on top the hyd. pump. I thought I had a bad trans pump but I just needed to set the front pump pressure up ...

John deere 4020 problems. Things To Know About John deere 4020 problems.

4020 injector pump issue. Jump to Latest Follow. 10K views 13 replies 3 participants last post by thepumpguysc May 16, 2022. mastrkee Discussion starter. 27 …Subject: Re: 4020 John Deere info wanted. The early 4020 diesels came out of the factory with a goofy 24 volt positive ground system. It can be hard for the average person to work on. Some have been converted to 12 volt negative ground that is a lot simpler and easier to diagnose electrical problems on.Power-Trac 1445, KUBOTA B-9200HST. Why not check the pressure potential of the pump by using a hyd gage and see if the relief is set right and relieving at the set pressure. Check all your fittings and suction tube, you may have a suction leak. Have you looked in the tank for small bubbles. Aug 19, 2013 / Deere 4020 hydraulic issue #4.6 Jan 2019 ... This video is about doing a quick repair job on my uncle's JD 4020 PowerShift. Hi, I'm Organic Dairy Farmer from Northeast South Dakota.Dec 11, 2023. #7. The original grade 5 bolts were torqued to 115 and re-torqued again after engine was warmed up to. operating temperature. Loosen one bolt at a time in sequence pattern and re-tighten it. You will. see they will turn down another 1/8 to 1/4 turn depending on length of bolt. The old replacement.

Aug 1, 2012 · Total for the rebuild was $700 but was still cheaper than buying a reman brake valve, at least according to the local JD dealer anyway. Good News....the original brake valve was rebuildable. It solved the entire problem and it stops great. No more wheel lock up. The JD 4020 is now ready to go back to work. 2. Tractor. John Deere 4020 Gas. It's sitting in the five inches of snow that fell last night. I live in southern Minnesota. I'm clearing CRP land so it can be planted. Of course it stalled as far from the road as possible. Brought in a mechanic. Changed the rotter, wasn't getting a spark to the plugs.

Look at the ends of the rocker shaft, are the rubber plugs right against the cotter pins? Had a 4020 that the rubber plugs got hard and moved into the shaft tube and cut off the oil to the shaft. But it does sound like the problem is deeper. The brazing rod trick that Janicholson mentioned won't work unless the head is off.Mar 28, 2024. #3. More likely a dirt problem rather than a mechanical problem. Suggest you clean the suction screen, replace the filter and change the hydraulic oil. Idle the tractor for a few minutes and check the hydraulic operations. If the problem persists, then check oil flow and pressures.

4020 starter problem - 24volt. ... My older 4020 with hydraulic levers on the dash is having starter problems. It's still a 24 volt system. ... A forum community dedicated to John Deere tractor owners …Jul 17, 2018 · This was the direction that Deere headed in, and the John Deere model 4000 was born. The one thing that Deere did not want to change when they created the 4000 from the 4020 was the engine. The six cylinder, 404 cubic inch engine produced over 91 horsepower at the PTO, and was quite efficient, as well, as its economy rating put it very near the ... John Deere Wiring Harness - Steiner Tractor Parts I guess you plan on staying with the 12v. Just make sure the folks you buy from know you have upgraded. Ebay has them also. Here is a JD parts John Deere Parts Catalog showing a diagram, make sure that's you're serial number, or look for yours on the 4020 JD parts using your serial number.Tractor. 4020 John Deere. I have a 4020 that ran really well up until November. It starts good , but idles rough and when you put it under load it stalls. If you pull the choke out it will come back to life and run OK. if you feather the choke back in, it will drive around OK in lower gear. Always runs rough and always stalls out under load.The hydraulic system of your John Deere 4020 is essential for operating various attachments and implements. If your tractor’s hydraulic system is not working properly, it can affect the tractor’s performance and make it difficult to operate. Most problems on machines like the John Deere 4020 arise from … See more

The John Deere 4020 may experience problems regarding the hydraulic, clutch, steering, powershift, and PTO mechanisms. Worn-out, damaged, and loose components and linkages are the majority of reasons for the problems.

Aug 17, 2014 · Posted 8/17/2014 15:15 (#4023086 - in reply to #4023062) Subject: RE: John Deere 4020 Powershift. Southeastern, IL. Very tough transmission. We have a 67 model with 9300 hours. It has M & W turbo that is running around 120 hp. It use to pull a 12 row planter with 400 gallon of fluid for 15 years and then just bare planter for 5 years. Well-known Member. Nov 3, 2009. #1. I have an early 4020 and I just put an overhaul kit in the brake valve. I put everything back together following my JD service manual. Then I bleed the brakes. Now the brakes are totally locked up. The tractor won't move. But if I open the bleed screws, it will move.Subject: Re: 4020 John Deere info wanted. The early 4020 diesels came out of the factory with a goofy 24 volt positive ground system. It can be hard for the average person to work on. Some have been converted to 12 volt negative ground that is a lot simpler and easier to diagnose electrical problems on.Now we are a dairy farm. We have a 1964 John Deere 4020 diesel, the weight retainer for the governor in the injector pump broke so we ordered the part and began to disassemble the pump. (uses the RoosaMaster DB pump). During disassembly, my Dad broke the "cam locating screw" off in the housing, so we cannot continue to disassemble.Mar 12, 2013 · Location. Coyote Flats, Texas. Mar 12, 2013. #1. O-rings blown in steering motor. These can be R&R'd by removing one side frame rail. Caution block tractor up carefully and spindle must be timed to piston. R34748 SEAL,OIL ADD 30.28 USD 30.28 USD. 2-R26290 RING,BACK-UP ADD 5.04 USD 10.08 USD. Aug 30, 2013 · I mentioned couple weeks ago picking up a 4020 w/powershift at local auction. It was 1 owner but we knew the maint was very poor... Changing all fluids and filters --expecting to see some gremlins pop up. Our issue now is the powershift going forward works great. Reverse, not so much.

Whether it makes sound or pressure issues, many people have faced them. Some other problems include gear shift problems, engine problems, cutting issues, etc. However, most people have used this John Deere 4010 model without facing serious issues. So, it can be said that this one is a good tractor. Common John Deere 4010 Problems and …4020 History. 4020 Fans; Models 4020, 3020, 4000 - Fan Letter; 4020 Photos; 4020 Serial Numbers; 4320 (Super 4020) "'The Long Green Line (tm)' of John Deere Tractors has included several that were classic - the models 'D', 'A' and 'G', among others. But none wears that designation more deservedly than the 4020. It was the most popular tractor ...John Deere Wiring Harness - Steiner Tractor Parts I guess you plan on staying with the 12v. Just make sure the folks you buy from know you have upgraded. Ebay has them also. Here is a JD parts John …4020 starting problems. My '64 4020, has issues with not turning over fast enough to start. Reasonably new starter, new batteries 550 cca, new cable clamps. Had a mech. look at it, and came down to ground strap corrosion. Installed new ground strap, (24v pos. ground system) connected right to diff bolt, after filing to clean metal.Nov 12, 2008. #1. On the early model 3020/ 4020 They had a problem with the dowel pin in the pto brake breaking off then the brake don't work . When they had the most problem was on somthing like a feedgrinder or a brushhog whey the implement had a lot of mometum to try to stop . There was an update that could be done to put a bigger dowel pin ...Short History of John Deere 4020. John Deere 4020 is a farm tractor made by John Deere between 1963 and 1972 and it was the most popular of the 20 Series New Generation tractors.; More than 184,000 units of JD 4020 tractors were manufactured. The tractor was available in three distinct configurations: row-crop, standard, and high-crop. …

Member. Feb 6, 2012. #1. I have a 4020 with powershift that my Dad bought new in 1969. The engine has been rebuilt 1 time. Tractor probably has 10,000 hours on it. The transmission has never been touched. Had another 4020 that also had a power shift with a front end loader. We used this 4020 to clean out our poultry houses and load the litter with.This was the direction that Deere headed in, and the John Deere model 4000 was born. The one thing that Deere did not want to change when they created the 4000 from the 4020 was the engine. The six cylinder, 404 cubic inch engine produced over 91 horsepower at the PTO, and was quite efficient, as well, as its economy rating put it very …

The 4020 with a gasoline engine was capable of 88 horsepower. This again was seven more than its forerunner, and suffered the same dip in fuel economy. The LP version of the 4020 received an increase in compression to provide over 90 horsepower, an increase of 10. This engine was an improvement in both power and economy.Re: JD 4020 Starter problem 12V System in reply to Frank, 11-13-2003 18:48:50. Frank: If your key switch is located below your steering wheel it is on that panel. You can open that panel by the removal of the 3/8 cap screw at the bottom and all of your switch wiring is in there. I have had these wires to come loose.Mar 28, 2024. #3. More likely a dirt problem rather than a mechanical problem. Suggest you clean the suction screen, replace the filter and change the hydraulic oil. Idle the tractor for a few minutes and check the hydraulic operations. If the problem persists, then check oil flow and pressures.4020 injector pump issue. Jump to Latest Follow. 10K views 13 replies 3 participants last post by thepumpguysc May 16, 2022. mastrkee Discussion starter. 27 …Re: 4020 draft sensitivity problems in reply to Dave Walsh, 12-17-2006 18:57:57. I checked my shop manual for pre side console 4020. The only adjustment is the speed of drop, that lock nut and screw on the back cover of the rock shaft cylinder, just above the anchor of the upper three point link. Turning the screw in slows the oil leaving …May 30, 2009. #1. I have a 4020 that is not getting any fuel to the injectors. I have bled the system and transfer pump is pumping good up to the injector pump. But when I crack the injectors nothing. There is a 5/16 bolt on the outward side of the injector pump. If I loosen this bolt, it will run normally but shoots fuel out the hole.I mentioned couple weeks ago picking up a 4020 w/powershift at local auction. It was 1 owner but we knew the maint was very poor... Changing all fluids and filters --expecting to see some gremlins pop up. Our issue now is the powershift going forward works great. Reverse, not so much.

17 Sept 2017 ... John Deere 4020 oil change. 17K views · 6 years ago ...more ... John Deere 4020 Injector Pump Problems! PatrickShivers•7.7K views · 20 ...

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17 Sept 2017 ... John Deere 4020 oil change. 17K views · 6 years ago ...more ... John Deere 4020 Injector Pump Problems! PatrickShivers•7.7K views · 20 ...If it's a side console tractor it can be in the PTO valve. 4-Plate on the bottom of the rockshaft housing is cracked or loose. 5-possibly an internal leak in the main pump, but not likely. 40/20vision. Posted 12/22/2014 22:24 (#4258913 - in reply to #4258865) Subject: RE: John Deere 4020 hydraulic problem.4020 Powershift - Shifting Issue. I have a 1966 4020 Powershift, lot of hours but fairly well taken care of. Shifts into reverse fine ---- when switching to forward it wants to miss. I have to shift back to reverse and then back to forward to get it to hit. Sometimes it will miss again, other times it picks right up like it should.2. Tractor. John Deere 4020 Gas. It's sitting in the five inches of snow that fell last night. I live in southern Minnesota. I'm clearing CRP land so it can be planted. Of course it stalled as far from the road as possible. Brought in a mechanic. Changed the rotter, wasn't getting a spark to the plugs.Take disc, and slip it on the front of the small shaft and see if the PTO shaft moves in the rear when disc is turned. Ask Your Own Agriculture and Farm Equipment Question. Ok. Mechanic: Curtis B. Might all be good. Ask Your Own Agriculture and Farm Equipment Question. when spinning it the the pto still isn’t spinning. Mechanic: Curtis B.Hello. Restoring an early 4020 PS, got the engine running fine then took it out for a test drive and found that between 6th-7th & 7th-8th it seemed very sluggish at going into these gears. We could get them into the gears on the flat, not on an uphill incline. We decided to pressure test the system, we have good clutch pressure but we were …Member. Feb 6, 2012. #1. I have a 4020 with powershift that my Dad bought new in 1969. The engine has been rebuilt 1 time. Tractor probably has 10,000 hours on it. The transmission has never been touched. Had another 4020 that also had a power shift with a front end loader. We used this 4020 to clean out our poultry houses and load the litter with.4020 Starting Problems. Hello! I am trying to get my Dad's 1969 4020 started this winter so I can move some snow. I have tested both batteries (two 6 volt connected in series) and they are good. I have replaced the starter relay (please correct the terminology if it's wrong - I'm referring to the canister that sits at about knee level when ...Several questions for those who have installed &/or who are running turbo chargers on their 4020 diesels: 1/ Comp. ratio - Anyone running a turbo with aftermarket "high compression" pistons? (ex. Reliance's 17.65:1 pistons) 2/ Boost - What numbers are you seeing? What turbo are you running?The 24 volt 4020 - is it a positive ground system? Is it the original 24 volt system where it is 12V negative ground from one battery and 12V positive ground from the other battery and is isolated from the chassis? The generator, voltage regulator and starter are all 24 volt and are a totally isolated system, 12 volt is drawn off for everything ...

Common problems with John Deere tractors include engine problems, such as overheating, poor running performance and backfiring. Other common problems with John Deere tractors inclu...Dec 13, 2007 · Hello all, Have a problem with my 4020. This past summer - if the tractor sat for more than 2-3 days...it wouldnt start. At the time - was a 24v system. 1st thing I did was replace the battery's - 2 brand new JD 12v's. Seemed to help for awhile - but not long and was back to not starting... Take a trip down memory lane with retired sales guru, Keith Wood, as he explains how the John Deere 4020 changed farming technology forever. With over 180,0...Instagram:https://instagram. regal warren broken arrow menutimes courier obituaries charleston ilgiant cherry valleyford jalisco motors 15 Jan 2021 ... how to operate john deere 8 speed synchro transmission.West Central Iowa. If the sump screen was "completely plugged" you need to pull the final drives, repair the brakes and clean the rear end housing out and THEN start to sort out your hydraulic problems. Your problem may be caused by foreign material in the pump stroke control valve & the screen in the stroke control valve housing. henderson county gleanerwalgreens norfolk va Total for the rebuild was $700 but was still cheaper than buying a reman brake valve, at least according to the local JD dealer anyway. Good News....the original brake valve was rebuildable. It solved the entire problem and it stops great. No more wheel lock up. The JD 4020 is now ready to go back to work.Posted 8/17/2014 15:15 (#4023086 - in reply to #4023062) Subject: RE: John Deere 4020 Powershift. Southeastern, IL. Very tough transmission. We have a 67 model with 9300 hours. It has M & W turbo that is running around 120 hp. It use to pull a 12 row planter with 400 gallon of fluid for 15 years and then just bare planter for 5 years. craigslist abilene free Tractors that used the many different 404 John Deere engines were 4010 (with larger replacement sleeves and pistons) 4020, 4320, 4520, 4620, 7020, 4230, 4430, 4630, and the 4040. The 4040 was the last John Deere Ag tractor to have the 404 engine it. The 4240 and larger and newer row crop tractors used the 466 engine.Make sure this tractor is 12V. Check the six weep holes on the left side of the block, make sure there's no sign of coolant discoloring the paint below the holes. The 4020 was a wet sleeve engine, they didn't tend to cavitate like IH engines but o-ring sealing problems were fairly common.Troubleshooting why a John Deere 4020 will not start? After some quick testing it looks like some sorta farmer fix is at fault.Social Media:Twitch: https://w...