Fluids for 941b

OK, not only am I new to this forum, I'm also new to owning a Cat. Recently I purchased a 941b to clear some shooting lanes on a deer lease and to dig out a creek bed on a small ranch. The guy I purchased the traxcavator from told me to use hydrolic fluid for the hydrolics, Hy/Trans fluid for the transmission and steering, and Delco 15/40 for the engine. However, I called a mechanic out to evaluate the machine due to a weakness in the bucket cylinders. While talking to me, he suggested...

Fluids for 941b

Fluids for 941b