How do you check the hydraulic fluid on a 3100 Kubota tractor?

To check the hydraulic fluid on a 3100 Kubota tractor, first ensure the tractor is on a level surface and the engine is turned off. Locate the hydraulic fluid reservoir, typically marked with a dipstick or sight glass. Remove the dipstick or check the sight glass to assess the fluid level; it should be within the recommended range. If the fluid is low, add the appropriate hydraulic fluid as specified in the owner's manual.