The general procedure for a "First Operation" measurement spin is as follows:
: Remove the pulley from the tire (about 5–7 cm) and wait for the display to show the unbalance value and angular position. Hoffman Finish Balancer Manual
: Verify that the mains voltage (typically 115V or 230V) matches the rating plate on the balancer. The general procedure for a "First Operation" measurement
: Ensure the machine is placed on a flat, non-resilient floor. Keep unauthorized personnel away from the balancer during the spin cycle. Hoffman Finish Balancer Manual
: Ensure the machine shaft, driving pulley, and wheel flanges are clean of dirt, oil, or grease, as any debris can affect balancing accuracy. 3. Operating Instructions (On-Car Balancing)