Aermotor Windmills Maintenance Schedule
WEBOnce A Year Maintenance: Under normal conditions, the mill requires a change of oil once a year. You should use SAE 10 or less. The oil should be of the nondetergent type. Click HERE to order windmill oil. Check to see if nuts and bolts have remained tight on the mill and tower. Do this at the same time you change the oil, or after a major storm.