What does the safety sticker on the stacker warn about?

The safety sticker on the stacker warns that operation outside the vehicle is forbidden to ensure the safety of the operator and those in the vicinity. This caution is vital because operating the stacker while outside can expose the operator to numerous hazards, such as being struck by the vehicle or inadvertently entering an unsafe area. Providing a clear focus on safe operational practices minimizes the risk of accidents and injuries in the workplace. Adhering to this warning is crucial for maintaining a safe environment, reflecting industry standards and safety regulations related to material handling equipment.