TM 9-2320-209-10-1 g. Earth Boring Machine and Polesetter Truck Controls and Indicators. 1. Rear winch control lever. Is moved 3. Power divider control lever. Is forward to operate rear winch, and shifted as needed to give power to to the rear to stop rear winch. rear winch or earth boring machine. 2. Hinge lock. Locks rear winch con- trol lever in the off position when not in use. 4-20