what bp said plus store it with fuel to the TOP

change the oil at the start of winter. Both of these are to keep the water out of the system

Grease your zerks

Watch your wear bars

extra shear pins are a must, I keep two wrenches and shear pins on a caribeaner clipped to mine at work.

Does it have the long handled trowel mounted to it? All of my airens have it and it's very handy to clear quick jams while its running.

Go slow when you're throwing. Don't feather the controls, you'll burn belts