Ryobi GD201 Operation Manual - Page 22

INSTALLATION INSTALLING THE HEADER BRACKET See Figures 29 - 31. WARNING: To avoid serious personal injury, attach header bracket to sound structural support on header wall. NEVER install the header bracket into weak surfaces such as drywall that can cause the header bracket to fall. WARNING: ALWAYS use lag screws and concrete anchors (not included) when installing the header bracket or 2x4 into concrete, brick, or other masonry. Failure to properly install the header bracket and associated hardware can result in a falling object hazard and result in death or serious personal injury. 2 x 4 board. The 2 x 4 board can be installed between two studs or into masonry using lag screws and concrete anchors (not supplied).  Locate the following items: Header Bracket Lag Screw (M8 x 2 in.) [4] To install the bracket to the header wall:  Lower the garage door completely.  Using a pencil and a level, draw a vertical line in the center of the top portion of the garage door.  Continue drawing the center line from the door to the header wall. Extend the line to about a foot above the garage door or as far as possible. Horizontal Line 2 x 4 WARNING: Only install screws, bolts, anchors, and other hardware into sound structural supports in areas where no electrical wires, utility cables, pipes, or other obstructions are located. Contact your local utility company or a qualified electrician if you are unsure. Ensure all hardware components are securely installed to prevent falling objects. Failure to follow these instructions can result in death, electrical shock, or other serious personal injury. Always install the header bracket onto a sturdy surface. The force required to raise and lower the garage door could pull the bracket and mounting hardware out of weak surfaces such as drywall. For some installations, it may be neccesary to create a suitable location for the bracket by installing a Center Line Level Fig. 29 22 - English