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Extender Series • Installation
2-5
PRELIMINARY
If attaching the wall box to wood, use four #8 or #10
screws or 10-penny nails. A minimum of ½ inch
(1.3 cm) of screw threads must penetrate the wood.
If attaching the wall box to metal studs or furniture,
use four #8 or #10 self-tapping sheet metal screws or
machine bolts with matching nuts.
• For the Extender MK, pull the knockout box’s
mounting tabs forward to secure them against the
back side of the wallboard or furniture as shown in the
following illustration.
Pull mounting tab
forward.
Securing the MK knockout box to a wall or furniture
8. Set the gain switch, and cable and test the line driver
before fastening the line driver into the wall box. The
switch and cables will be inaccessible after installation.
See “Top/Rear/Bottom Panel Features and Cabling” in
this chapter for details.