John deere 4020 problems.

Re: 4020 NOISY hydraulics in reply to buckeye al, 05-24-2002 14:33:20. SOUNDS LIKE YOU HAVE SURGEING OIL MAKING THE PRESSURE CONTROL VALVE MOVE BACK AND FORTH. YOU PROBABLY HAVE A PISTON HANGING UP OR A LEAKING INTAKE OR EX-VALVE IN THE PUMP. A PRESSURE GAUGE WILL SHOW THIS SURGE.

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

4020 steering problem. Jump to Latest Follow ... Former JDs: John Deere 318, 50in deck, 54in blade w/ power angle. Save Share. Like. flyweight. 24157 posts ...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 …Posted 3/26/2011 07:09 (#1690797) Subject: 4020 generator light issue solved. West Central Iowa. Following up on the dim generator light issue on my 1964 4020 diesel, open station tractor from last night. After doing some more checking, it became obvious that there still had to be a resistor in the circuit of the generator light.May 22, 2009 · I have a '67 4020. It has the two metal fuel filters. loosen the bleed screw on the bottom one, pump the lever on the back side of the fuel pump until fuel starts to run out, close it and open the one on the top filter.

1. Electrical System Is Not Perfect. In fact one of the most common problems that farmers face with their John Deere 4020 is with electrical issues. If your tractor has an electrical problem, it can be frustrating and time-consuming to diagnose the issue.We would like to show you a description here but the site won’t allow us.Sep 29, 2016. #1. Hello, While investigating the cause of poor running issues / top end noise on our 4020 we found significant wear in the valve adjuster / pushrod region on some of the cylinders. Further inspection revealed that the rear facing plug in the rocker arm shaft had shifted, cutting off the oil supply to a good portion of the top end.

We have 9 3020-4020 tractors and they all act as you describe.We just live with it because after 1 minute all the hyd. work fine,part of farming with 40-50 year old tractors.I don't start in the mornings like I did 25 years ago either.LOL. OP.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 …

Mar 15, 2014 · I'm working on a syncro-range 1966 4020 that has developed hydraulic problems over the last several years. Most of the time it is extremely slow to raise the 3pt and cylinders (up to a couple minutes) , occasionally it will work fine. The steering and brakes seem to work ok. Owner replaced generator with alternator because the 4020 is indeed a hoss. Designed to run on row crops all day at full speed. Off and on hay use would not keep the batteries charged. Alternator supposed to charge better at slower speeds and shorter run times. At least that is why the owner said he swapped it out.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.28 May 2023 ... How to adjust the clutch on a John Deere 4020. 7.4K ... John Deere 4020 SCV Rebuild (Well Kind Of) ... 3-Point lift issue on a 4020. Soybean Farmer ...

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.

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.

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.The problem is there is no current from key switch to starter button. All four posts on solenoid show 24v all the time, and the starter button has power coming to it …Dec 17, 2006 · 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 the ... Posted 9/15/2016 07:31 (#5529719 - in reply to #5529707) Subject: RE: 4020 shifting problems. Southern Pa. IaAngus - 9/15/2016 08:23. Syncros are probably worn. Requires a double split and teardown of top shaft in tranny IIRC. Usually when synchros are worn the problem is excessive grinding when trying to shift.Posted 1/9/2009 23:52 (#564641 - in reply to #564612) Subject: Re: 4020 gas. Oh yah, stuck centrifugal weights is a problem. Makes for really hard cranking when they are stuck advanced or the springs have rusted off. The fuel shut off solenoid was retrofitted to the early tractors in many cases.Aug 21, 2016 / 4020 3pt hitch problem. Thread Starter #11 . OP . 1. 1GH New member. Joined Aug 7, 2016 Messages 8 Location Uncas, Alberta, Canada ... John deere 4020. I see Tx Jim replied while i was typing. Later Geo Aug 21, 2016 / 4020 3pt hitch problem #13 . T. tysmobiletractor Member. Joined May 31, 2016 Messages 40

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.Apr 13, 2009 · 5. Inspect and clean screen and magnet in screen. (previous owner said he had one installed in the screen when serviced a few years ago) 6. Refill with new new fluid and install new filter. 7. Reinstall coupling and check pressure and flow from main pump. 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.11 Jun 2016 ... Comments8 ; John Deere 4020 Injector Pump Problems! PatrickShivers · 7.5K views ; John Deere 4020 diesel fuel system bleeding - zeketheantiquefreak.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.

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 …

Diesel won't start or hard to start. Fuel filter is dirty - Change the filter element. The fuel shut-off valve is closed - Open fuel shut-off valve. Air trapped in fuel system - Bleed air. …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.Find parts & diagrams for your John Deere equipment. Search our parts catalog, order parts online or contact your John Deere dealer.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.I finally wrapped up the camshaft / injection timing problem I posted about here. http://talk.newagtalk.com/forums/thread …Jun 12, 2016 · 26 posts · Joined 2016. #1 · Jun 12, 2016 (Edited) My older 4020 with hydraulic levers on the dash is having starter problems. It's still a 24 volt system. I push the starter button and I hear the starter motor turning but the bendix does not engage the flywheel... or it is every so slightly engaging that it doesn't even sound like it's grinding. 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.Sep 7, 2015 · JD 4020 Diesel Charging Problem. Jump to Latest Follow ... John Deere 4066R Deluxe Cab, 440R MSL Loader, AY11E72 4-in-1 Bucket, 485A Backhoe

11 Jun 2016 ... Comments8 ; John Deere 4020 Injector Pump Problems! PatrickShivers · 7.5K views ; John Deere 4020 diesel fuel system bleeding - zeketheantiquefreak.

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.

We have 9 3020-4020 tractors and they all act as you describe.We just live with it because after 1 minute all the hyd. work fine,part of farming with 40-50 year old tractors.I don't start in the mornings like I did 25 years ago either.LOL. OP.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... 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 ...#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. What could I have done wrong?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 if sat for more than a few days.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.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.15 Feb 2016 ... 1964 John Deere 4020 22T Serial# 89000 fuel system bleeding. This was a very expensive learning curve... I bought the tractor as is and it ...I have a '67 4020. It has the two metal fuel filters. loosen the bleed screw on the bottom one, pump the lever on the back side of the fuel pump until fuel starts to run out, close it and open the one on the top filter.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.probably needs the injection pump rebuilt. Likely. caused by the governor weight assembly flex ring. breaking apart. Being exposed to the fuel, heat and. time it becomes hard and starts breaking to pieces. The pieces float around in the pump and get lodged in. to the wrong places and cause this kind of symptom. Let us see if others confirm.

We have 9 3020-4020 tractors and they all act as you describe.We just live with it because after 1 minute all the hyd. work fine,part of farming with 40-50 year old tractors.I don't start in the mornings like I did 25 years ago either.LOL. OP.#1. Hello, While investigating the cause of poor running issues / top end noise on our 4020 we found significant wear in the valve adjuster / pushrod region on some of the cylinders. Further inspection revealed that the rear facing plug in the rocker arm shaft had shifted, cutting off the oil supply to a good portion of the top end.Oil pumps have pickup screens that will stop a large part like a screw from being picked up, however, small bits of a broken shaft may pass through the openings and lodge in the rotors of the pump. If you did spin a bearing, plan a full lower end rebuild. 2010 3320 Cab. Loaded R3's, 300CX w/3rd SCV. 61" HD-Tooth Bar, 72" HD-bolt-on edge ...Instagram:https://instagram. mahoning county sheriff's office photosjohnson city walmart hoursarnart porcelaingoodman harmon Common John Deere 4010 Problems and Solutions: Let’s check out the common problems in 4010 and how you can solve them fast. 1. Hydraulic Breakdown. The most prevalent cause of the hydraulic breakdown is the mixing of air and water, which accounts for 70-80% of all hydraulic problems. italian restaurants surfside beach scchamps auto sales vehicles 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 ... joann fabrics selinsgrove pa 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...Member. Oct 12, 2023. #4. I had a couple broke off of my 4020 and I used JB weld on them. Make sure the surfaces are clean and I roughed them up with some really coarse sandpaper so that the JB weld had something to bite. I have had them on for 6 months and so far so good. C.