SAE 10W for hydraulic oil ?? - TractorByNet.com | Compact Tractors | John Deere, Kubota, New
I have a new to me Dresser dozer that specifies API CC/CD SAE 10W oil for the hydraulic system. In a footnote it says the hydraulic oil must pass the TO-2 test. Can anyone tell me what the TO-2 test is ? Does this make it special oil or can I use any good...