User manual NILES VSA-5

[. . . ] Screw one side of the assembled bracket with wings to the stud using one of the supplied screws. Screw the other side of the bracket assembly to the stud. Two screws on each side makes for a very secure installation. [. . . ] Attach the wire to the bracket at the indicated wire tie points (See Figure 2). Figure 2 4 Wire Ties Existing Construction The appropriate Frame/Grille Kit is required to install the Bracket in existing construction. 1. Drill a 1/8" pilot hole just barely through the wallboard or drywall (1/2" to 5/8" deep in most homes) about an inch below the center of your proposed speaker location (an inch to the side if you are mounting the speaker horizontally). BE VERY CAREFUL NOT TO DRILL THROUGH EXISTING WIRES, PIPES, OR STRUCTURE. IF YOU FEEL ANY EXTRA RESISTANCE AS YOU ARE DRILLING, STOP Cut a piece of coat hanger . Bend the wire in half creating a right angle. Poke the "L-shaped" wire into the pilot hole and turn it in a complete circle. If it turns freely, repeat the procedure from yyyy , , , , y , yyyy , , , , yyy , , , Figure 3 a hole about an inch above the center of your proposed speaker location (See Figure 3). If you are cutting into lath and plaster walls, use masking tape to outline your penciled marks, drill the four corners with a 1/4" bit and use a razor to score the plaster down to the lath beneath. Then use a chisel to remove all of the Hole Cutout Dimensions 525 6 1/4" x 9" 800 9 1/8" x 13 1/8" VSA-5 7 5/8" x 10 5/8" plaster within the taped outline. Finally, insert a metal cutting blade into a sabre saw and very slowly and carefully saw the lath. Sawing the lath can easily vibrate plaster off the wall. If you have the patience, use a pair of tin snips to slowly nip away at the lath instead. There is no risk with this method, it is just time consuming. Fill the wall cavity with insulation at this point. [. . . ] Fill the wall cavity with insulation at this point. Remember to use equal amounts of insulation for each speaker. Slip the mounting bracket through the hole and pull it toward you so that its front edge slides into the hole and stops in place. [. . . ]