Chapter 6: Installing the Switch on a Wall
88
Figure 34. Marking the Locations of the Bracket Holes on a Concrete Wall
4. Place the switch on a table.
5. Use a drill and a 1/4-inch carbide drill bit to pre-drill the holes you
marked in step 4. Please review the following guidelines:
Prior to drilling, set the drill to hammer and rotation mode. The
modes break up the concrete and clean out the hole.
Clean out the holes with a brush or compressed air.
6. Insert the anchors into the holes.
A T- x
5 3 0
-2 8 G
T X m
4596