SMA Sunny Island 4248U Installation & Operating Instructions Manual page 22

Installation
Using Wall Braces
For additional security, the Sunny Island 4248U may be mounted by attaching a pair of wall
braces horizontally. It is recommended that the wall braces span three studs for secure
mounting.
• Locate the wall studs and mark their location on the wall
• Locate desired height of inverter remembering to keep the user interface near eye level
• Use a level to draw the horizontal lines across three studs
• Place a pre-cut wall braces on the location marked and drill pilot holes through the wall
braces and the studs
• Mount the wall braces to the wall using 16D nails or 3 1/2" lag bolts
• Repeat the process for the other wall brace
• Place the mounting bracket in position and using the bracket as a template, mark the
mounting holes for the bracket on the wall braces
• Drill pilot holes in the wall braces
• Mount bracket to the wall braces using at least three 1/4 x 3 inch lag bolts with washers
• Verify that the threaded screw at the bottom of the bracket is removed
• With assistance, lift the inverter onto the mounting bracket and secure it by fastening the
threaded screw through the tab on the bottom edge of the inverter
• Verify that the inverter is securely mounted in place before proceeding
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SI4248U Manual