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Before beginning assembly, read the instructions and identify parts using the hardware identifier and parts list in this document. Proper and complete assembly, use and supervision is essential for proper operation and to reduce the risk of accident or injury. A high probability of serious injury exists if this system is not installed, maintained, and operated properly. • Display must have a minimum of 369 lbs. (163.3 kg) of added ballast located as shown in instructions to keep pole assembly u