John deere 4020 problems.

The John Deere 4020 is a reliable tractor, but it does have its fair share of problems. From transmission issues to hydraulic leaks, the 4020 can require regular maintenance and repairs. However, with proper care and attention, these problems can be minimized, allowing farmers to continue utilizing this iconic piece of machinery for years to come.

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

Jun 21, 2009. #1. Hello, I have a 1967 John Deere 4020. About a month ago, I decided that I would fix the fuel gauge on it. I bought a new sensor from AI Products and I bought a new gauge from them also. When I installed them, the gauge would show about 3/4 full whether it was empty or full.15 Jan 2021 ... how to operate john deere 8 speed synchro transmission.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. 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.

May 30, 2009 · 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. 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.John Deere 4020 - Problems and repair. Yesterday I discovered trouble with my John Deere 4020. Diesel will not crank. Tell me please what could be the damage? You must use the recommended fuel grade. Drive high pressure fuel pump is broken. Check and repair. Wrong fuel injection pump timing. Adjust if needed.

Posted 12/27/2014 19:57 (#4268716 - in reply to #4268682) Subject: RE: JOHN DEERE 4020 HYDRAULICS. +1. To check your driver valve remove return hose to tractor and hold in a bucket. Start tractor and open supply to driver. If oil flows through driver valve in neutral the valve will have to be converted for use with the 4020 closed center system ...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.

May 30, 2009 · 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. If it still fails to work, contact a mechanic. 3. Oil. To ensure that your 3-point hitch runs smoothly, it is important to use the correct viscosity of hyd oil. Using the wrong type of oil can lead to a variety of problems. If you’re using the correct viscosity of oil, then check your oil level.It's also why Deere special ordered those pumps with an easily adjustable advance screw. 4020 is supposed to get a timing advance up around 16 engines degrees. That is a lot, and if it's not happening it can make a big difference in performance. 4020 is supposed to advance 2 engine degrees by 1000 engine RPM. Advance 10 degrees by …15 Jan 2021 ... how to operate john deere 8 speed synchro transmission.

John Deere 4020 for sale. The John Deere 4020 is arguably the most popular tractor John Deere ever made. It's available with gas, propane, and diesel engines, and includes front-wheel assist. The 4020 is a mid-size tractor. BigIron Auctions helps keep America’s farmers running. Each week on our online auctions, you’ll find thousands of ...

Apr 20, 2009. #1. If it is a non side console chances are it is a bad thermal relief valve located in the end plate of the rockshaft control valve housing. I just replaced mine ($15 from Deere) on my 2510 and it made a huge difference. It still floats down over night but before it would beat me in a race to see who could contact the ground first.

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 …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.Sep 25, 2021 · Howdy, I’m new to the forum and so far y’all have helped me get my 4020 going. But I have a weird electrical issue that’s driving me nuts. The problem is that after I converted to the 12V system, I’ve had hell getting this thing to start. I have a single key ignition system and no safety switches but for some reason, my relay/non ... 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.Apr 27, 2015. #1. (quoted from post at 16:34:03 04/27/15) Started 4020 other day ran 5min and died. Wouldnt start. Tracked it down to what I thought. was an injector pump. Had it rebuild still not. starting. So far I have cleaned all the fuel lines and.

We would like to show you a description here but the site won’t allow us.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.Jan 24, 2017. #1. My dad is working on a John Deere 4020. His three point hitch won't raise. This is his question: "I replaced the load control shaft and seals at the bottom of the transmission. I put the load control level in "D" before this. I also put new oil in it. Now the three point hitch won't raise."Report to Moderator. Re: 4020 gas distributor in reply to Ryan, 10-19-2004 08:28:20. I would suggest doing a compression test on it warm up the engine first then make sure the choke is not shut and the throttle is full open to allow air to enter freely. Won't hurt to check the adjustment on the rocker arms for proper clearance.Deere & Co.'s (DE) charts should break their downtrend on the company's second-quarter earnings beat and raised full-year profit outlook, writes technical analyst B...There are a number of places to find genuine John Deere parts and aftermarket John Deere parts, depending on your budget and specific needs. The John Deere website, official John D...

1) The 4020 in question is a front console, manual PTO. 2) It had been making a whining noise with the PTO running for a while, apparently coming from the stack of gears between the bell housing and the transmission. 3) My brother in law was round baling, heard a loud bang and the tractor stalled out. He disengaged the PTO and the tractor drove ...Dec 1, 2017 · disconnect all the lines & linkages.. remove the side cover on the pump, 2 flat head screws, drain.. 2 lines under the side cover, 1 is stationary & 1 rotates.. rotate engine until BOTH lines line-up & stop.. Now remove the 2 or 3 nuts holding the pump down & pull up.. DONE.

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.Jan 25, 2017 · Jan 24, 2017. #1. My dad is working on a John Deere 4020. His three point hitch won't raise. This is his question: "I replaced the load control shaft and seals at the bottom of the transmission. I put the load control level in "D" before this. I also put new oil in it. Now the three point hitch won't raise." Re: 4020/trans. popping out of gear. in reply to Glen Anderson, 11-07-2004 21:09:50. You need to oil up the linkage so it moves freely, and verify that you can feel the detent in the transmission drop into place as the shift lever is moved into the fourth gear position. If the linkage is adjusted incorrectly, the detent will either drop into ...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. …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.Sep 25, 2021 · Howdy, I’m new to the forum and so far y’all have helped me get my 4020 going. But I have a weird electrical issue that’s driving me nuts. The problem is that after I converted to the 12V system, I’ve had hell getting this thing to start. I have a single key ignition system and no safety switches but for some reason, my relay/non ... 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.Clean the elbow. Apply Loctite to the threads of the R39075 seat and install the check valve assembly into the elbow. Then reinstall the elbow on the tractor. The original service info says the parts are: R39075 seat, D2361R ball, R39078 spring, and R39076 guide. When I bought the parts, the seat number delivered was R68553.Re: 1967 4020 generator problems in reply to GLEN J, 12-04-2006 06:56:42. See if you have 12 - 14.5 or 24 - 28 volts if a 24V system on battery terminals with a voltmeter indicating enough charging. If not check wiring, regulator, grounds, terminals, cables or pull generator and have it bench tested.

Aug 13, 2020 · 6 posts · Joined 2020. #1 · Aug 13, 2020. I have a John Deere 4020 and the power steering has stopped working in one direction. When this tractor was evening used daily we never had any trouble with the steering. Now that it only gets used very little we have steering trouble. Is this problem in the steering column or would it be in the pump?

Deere & Co.'s (DE) charts should break their downtrend on the company's second-quarter earnings beat and raised full-year profit outlook, writes technical analyst B...

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.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.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.Remove the screw, install a plastic line on the fitting and start the tractor. Turn the steering wheel to the RH stop position and open the fitting slowly. Let oil bleed out the line until no bubbles are present then tighten the fitting. Be careful as the steering wheel may jump after the bubbles are gone. Recheck the steering.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.Well-known Member. Nov 21, 2011. #1. Jimmy, STOP! Don't Screw up a perfectly good and valued 4020! by going at something the wrong way. The 4020 rearend was not designed to handle that kind of HP!! maybe 130/140 no where near 300. Go find a good old 5020/6030 or a 4520/4620, Do a 466 swap or send it Kinze and have a 318 Detroit DSL swap put in it!#1. My new 4020 has some hydraulic issues. The steering and brakes work good, but the remotes are very slow and will barely lift anything. First I checked the …Aug 12, 2021 · Right when our spring cultivation season was finished the clutch went out on our Tractor. We were able to ship down a new clutch, bearings, gauge tool, and ... I finally wrapped up the camshaft / injection timing problem I posted about here. http://talk.newagtalk.com/forums/thread …

New User. Jul 10, 2009. #1. Looking for advice on a older model (1966)John Deere 4020 with the dash-mounted shifter controls. Syncro-Range Transmission. Last year I started having problems getting into third and low reverse gears (these two gears works out of the same slot). This year it gotten worse to the point I can’t get into these at all.Sep 25, 2021 · Howdy, I’m new to the forum and so far y’all have helped me get my 4020 going. But I have a weird electrical issue that’s driving me nuts. The problem is that after I converted to the 12V system, I’ve had hell getting this thing to start. I have a single key ignition system and no safety switches but for some reason, my relay/non ... Feb 14, 2021. #1. Directly behind the oil pressure gauge is a small hole in the governor housing. Oil will go through that hole and run down a trough to the oil tube. Remove the oil pressure gauge and take a small stiff piece of wire and you can unclog the hole. I had the same issue with a 37 A. It takes some. patience but it can be done. OP.Howdy, I’m new to the forum and so far y’all have helped me get my 4020 going. But I have a weird electrical issue that’s driving me nuts. The problem is that after I converted to the 12V system, I’ve had hell getting this thing to start. I have a single key ignition system and no safety switches but for some reason, my relay/non ...Instagram:https://instagram. local 181 pay scaleliberty tax asheborobeverly hills craigslist free stuffharbor freight mason city iowa Coyote Flats,Tx. Tractor. JD 4255/Kubota M7040 HDC. Yes the key is built into the wedge. I've never seen one stripped. Another thought is the possibility of a pinion shaft failure in the differential. If tractor has diff lock try depressing pedal ans see if tractor will move. May 13, 2013 / 1967 JD 4020 powershift transmission sudden failure #7. r34 skyline for salejust mercy chapter 3 summary Jan 1, 2014 · Posted 1/1/2014 11:20 (#3563381 - in reply to #3563051) Subject: RE: JD 4020 steering problem. West Central Iowa. Provided the tractors does not have any external oil leakage (lines, fittings, ???.) you have either an internal leak in the steering motor piston o-rings up front or a problem in the steering valve under the dash or possibly both. Designing the New Generation John Deere Tractors by Merle Miller: 2510, 3020, 4020 Row-crop Tractors published in 1965, by John Deere: Tractors 1918-1976 published by John Deere * John Deere Tractors for 68 published in 1968: Standard and 4-Wheel-Drive Tractors: 70 to 280 HP published in 1970, by John Deere: Modern Farming published in 1965, by ... great songs to lipsync to TractorData is a family-owned small business located in Minnesota that has been providing reference information on tractors since 1999. Peter Easterlund - owner/author. Email: [email protected]. Updated on October 28, 2023. ©2000-2023 - TractorData.com®. Notice: Every attempt is made to ensure the data listed is accurate. …Right when our spring cultivation season was finished the clutch went out on our Tractor. We were able to ship down a new clutch, bearings, gauge tool, and ...