2018年1月1日 · Hello, I just bought a 1971 4020 diesel JD tractor and am putting a loader on it. I'd like to get into the main hydraulic line running from the "rockcrusher"? Under the seat up in the …

2017年12月1日 · The 4020's ran 2 different "rossa master" pumps.. a CBC & a JDB.. if its a JDB do as above.. Master Inj. pump rebuilder from Sunny S. Carolina. Save Share

2022年5月26日 · The factory temperature gauge for a 4020 is the old style capillary/manual type with sensor attached to the gauge by a tube. No electric involved. Check it out.

2022年4月26日 · I have a 1968 JD 4020 Power Shift. Sent to the dealer while back and because the previous owner had used bad fuel, pump needed rebuilt, which they did. Got tractor back …

2020年10月13日 · John deere 4020 Jump to Latest 7.9K views 1 reply 2 participants last post by Tx Jim Oct 14, 2020

2011年3月8日 · I have a JD4020 that I am working on and I removed the sending unit for the oil pressure light on the dash as it no longer works and I add a 0-100psi manual oil pressure …

2022年7月9日 · Totally agree with TXJim. Had this happen many times on 3020, 4020, 400A backhoe, 2140, etc. Rocking the steering left/right quickly while cranking usually solves the …

2010年4月3日 · John Deere 4020 diesel, all original except seat and one battery box, new oils and filters, injectors tested, very good rear tires, new clutch, pressure plate, throw out bearing. …

2011年3月25日 · hi i lost a rod in my 4020 replaced it resleved it got it running startid with 50psi oil pressur then it wormid up now 0 psi oil pressur it dos not knock or ratil can ...

2022年5月16日 · 4020 CBC injection pump issues Jump to Latest 3.3K views 2 replies 3 participants last post by thepumpguysc May 16, 2022