hydro fluid change and service

Good morning and I certainly hope everyone is doing very well today. So far my repairs have been getting accomplished. I opened up the sump tank yesterday and did some maintenance on my flow control plate. After replacing the O-rings and gasket I put everything back together. I cranked my...

I have a 2002 John Deere 4310 eHydro. Looking through the service manual, i am trying to locate all service to be performed when changing hydro fluid and filters. I found this "Checking and Cleaning the Rock shaft Control Valve Filter"...