Wheel press machine Check Target Wheel Dia. By Air Gauge. Press Push Button To Confirm The Bore Is Within Tolerance. Then Load The Target Wheel In The Holder On The Machine. Load Cam Shaft Manually. For Orientation Pin Is Provided At The Bottom Face. Press Two Hand Cycle Start Buttons. Press Moves Donwards, First Load Is Measured Upto To Set Length. Then Press Returns By Pressure Switch.