John Deere 2720 - Zero Hydraulics, Zero 3-Point Hitch, Zero Answers...

[suburbanfarmer]

Well folks I finally found the problem! There is a seal inside the hydraulic pump (back side) which was blown.
It is the one which wraps around the two shaft ends (if that makes any sense) and prevents the hydraulic oil from diverting from the inlet/outlet portion of the pump.

Did you end up repairing it yourself or dealer?
Any chance you cataloged the repairs with pictures?

 

[MN2520]

I know this is an older post but I am having the exact same issue! I am going to pull apart my pump and look. JD doesn't show any break down or seals. Is there anything I should know before I start? Where did you get the seal?