A professional who tends battery of machines that test or grind tires for conformance to radial balance specifications. Responsibilities include:

• Lifts and positions tires in machine.
• Starts machine that inflates tires and activates sensory roller rotating against tire.
• Observes panel indicators to determine tires meeting specifications.
• Places defective tires on conveyor leading to automatic machine that locates and grinds excess rubber from tires.
• Drops defective tires in scrap truck and stacks balanced tires on shipping pallet.