john deere 4620 brakes leakingProblems
John Deere 4620 Brakes leaking
The brake breather has a leak in the 4620. The flexible tube that comes out of the top of the master cylinder and goes down, much like the old crankcase breathers.
jd 4620 hydraulic problemsProblems
JD 4620 hydraulic problems
I have fitted a new stroke control valve as advised by the JD dealer, sadly it did not seem to have helped. I have also noticed today that when the brakes
john deere 4620 powershiftsProblems
John Deere 4620 powershifts
Does this tractor have a cold start engine disconnect like the 4020/4000 powershifts? Yes, they have the lever, but I have seen more than one that had
clutch on my jd 4620 syncro was vibrating and noisyProblems
Clutch on my JD 4620 syncro was vibrating and noisy
My brother’s 4620 syncro clutch was vibrating and making noise. Found pilot bearing destroyed, pilot thrust bearing missing. The release bearing
john deere 4620 thermostartProblems
John Deere 4620 thermostart
What is your opinion on installing thermostatic plugs in the three intake chambers that go into the head on the 4620? We are concerned that it will get
bleed air from injector filters on john deere 4620Problems
What is proper method to bleed air from injector & filters on John Deere 4620
I am trying to help a friend that someone else left before the job was completed. He R & R’d pump to replace the seals and tried to start without
jd 4620 injection pump settingProblems
JD 4620 injection pump setting
I found the 4620 and prime 7020 to be the only 2 Deere engines with the JDC pump. I’d like the pump shop to fit the pump like a 7020 engine and not
john deere 4620 engine heaterProblems
John Deere 4620 Engine Heater
Any tips for installing the engine heater on the 4620? If you are going to use it regularly, buy the tank type. Block ones are nice, but they are usually
jd 4620 set up for a 540 ptoProblems
Can a late 1972 model JD 4620 be set up for a 540 pto?
Can a late 1972 JD 4620 be prepared for a 540 PTO? I am thinking of buying a 4620 and the seller has told me that this particular 4620 (late ’
john deere 4620 steering issueProblems
John Deere 4620 Steering issue
I bought a 4620 at auction, advertised as a hydraulic pump problem. The front end has had a few pieces replaced, like the piece that connects both ends