Drain engine crankcase and refill with fresh oil (see "Service
/ Every 500 Hours").
Replace engine oil filter (see "Service / Every 500 Hours").
Tighten the cab attaching screws (see "Service / Every 750 Hours").
Screws of mounting frame for front three-point hitch, mounting
frame for front loader, front axle mounting, trailer hitch, pick-up
hitch, drawbar (see “Service / Every 250 Hours”).
Check air intake hoses (see "Service / Every 500 Hours").
Replace transmission/hydraulic oil filter (see "Service / Every
750 Hours").
Drain the axle housing and final drives, and refill with fresh
oil (see "Service / Every 1500 Hours").