Safety - Section 2 OM2006.1 06/98 Page 2-6 General Safety KEEP MIRRORS, WINDOWS, AND LIGHTS CLEAN Remove any dirt from the surface of the windows or lights to ensure good visibility. Adjust the rear view mirror to a position where the operator can see best from the operator’s seat, and keep the surface of the mirror clean. If any glass should break, replace it with a new part. Check that the machine is equipped with the head lamps and working lamps needed for the operating conditions. Check that all the lamps light up properly.