Posted 3/23/2012 22:02 (#2303075 - in reply to #2302954) Subject: Re: how to rebuild hyd.port on 4640
sw nebraska
I had mine fixed at deere. They said I could help and if I wanted fix the last two myself. Those o rings were impossible for my big fingers. JD tech had two dental picks that worked fantastic on the o rings. Took us about 2 hours to do all six couplers.
how to rebuild hyd.port on 4640
