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I am attempting to replace the PTO shaft oil seal on my 2020 and I cannot get it out of the quill. I can only seem to remove bits and pieces at a time. Attached is a picture of what I’m dealing with. Is there a chemical out there that would dissolve it or help speed up the process? I’m about to...

I have a 2120 and diesel has recently started leaking from the fuel injection pump. It looks like it is leaking from one of the fuel pressure lines or somewhere on the bottom around the speed advance. I know I can replace the washers on the pressure lines if it is leaking there, but I am not...

I was mowing with my 2020 yesterday and after about 30-40 minutes it suddenly lost power. RPMs dropped and a puff of black smoke came out of the exhaust. It didn't stall and if I sat at idle for a minute I could continue mowing. Then it would occur again after only a few minutes of mowing...

I have a JD 2020 that has a very stiff throttle and I was wondering if anyone knows how to reduce the tension on it. S/N > 62,925 so I don't believe it has the tension adjustment nut and I cannot tell from the Parts diagram where you might adjust the tension. The JD service manual only...

New flail mower owner, here. What is the best maintenance regime is for these? Here are some pics of my setup.

I have a late 60s JD 2020 with power adjust rims and I'm thinking of replacing the retaining nuts and bolts that hold the clamps on. I've managed to loosen them enough to widen out my tread width, but I've had to use a breaker bar and a 3' pipe to get them loose. I cannot get the nuts to move...

Hello, I am a new tractor owner and don't know anything about repairing them. I have a late 67' JD 2020 that has a leak in the front axle area. Is the most likely source the hydraulic pump or could it have something to do with the power steering. Below is a pic of the area in question. Oil...