The Ryobi Electric Tools 039858011016 Air Cannon Fan Motor Assembly powers the fan mechanism in compatible air cannon equipment. It converts electrical energy into rotational motion, driving the fan to move air through the unit. Proper motor operation supports consistent airflow and normal fan performance. Replacing a faulty or damaged motor assembly can help restore fan operation and... https://www.wholetoolbox.com/ryobi-electric-tools-039858011016-air-cannon-fan-motor-assembly/039858011016.html