The American West Windmill & Solar Company offers a light weight oil that is perfect for sustained use in your windmill. Every new and ready to ship motor comes with the following amounts of oil:

Windmill Size	Oil Amount
6 - foot	1 Quart
8 - foot	2 Quarts
10 - foot	2 Quarts
12 - foot	1 Gallon
14 - foot	2 Gallons
16 - foot	2 Gallons

Never use more oil than the above quantities for your size mill. Always change the oil once a year.