During the operation of the TMR mixing equipment, no personnel or objects are allowed inside. If observation of the equipment's operation is necessary, it must be done by using the ladder on the side of the box. No one is permitted to walk around the TMR mixing equipment, feed piles, or silage piles. It is strictly prohibited to modify, adjust, damage, or remove the protective devices and warning labels on the TMR mixing equipment. Maintenance work is strictly forbidden while the TMR mixing equipment is in operation.