SEAL-O RING 4989873 - Caterpillar

all personnel from the machine and from the area.Clear all obstacles from the path of the machine. Beware of hazards such as wires, ditches, etc.Make sure that all windows are clean. Secure the doors in the open position or in the shut position. Secure the windows in the open position or in the shut position.Make sure that all mirrors (if equipped) are clean. For the best vision of the area which is close to the machine, adjust the mirrors. All mirrors should be adjusted for optimal visibility while the operator is seated in the cab.Make sure that the machine horn, the backup alarm (if equipped), and all other warning devices are working properly.Fasten the seat belt securely.Make sure that the load charts and the instruction plates are in place and that the load charts and the instructions can be read.