JD 301A hydraulic trouble

[Tilb]

Hello, I was cleaning up some trees and brush with my JD 301A and it was working great, I was pushing the the last trees into the pile when my hydraulics quit working. I am still able to use the direction reverser and drive the tractor and the brakes still work but no steering or hydraulic operation. I changed hydraulic fluid and filter, cleaned screen in resivor, disconnected the line that feeds the front pump and have no fluid coming through the line. Does anyone have suggestions where to look next? Thanks for the help

 

[Tx Jim]

Welcome to TBN
If reverser & brakes operate correctly then trans pump must be pumping oil. Check frt pump coupler to be sure it's not stripped & frt pump shaft is turning when engine crankshaft turns.