Figure 61: Marking The Locations Of The Bracket Holes On A Concrete Wall - Allied Telesis AT-x550-18XTQ Installation Manual

Chapter 5: Installing the Switch on a Wall
122
Figure 61. Marking the Locations of the Bracket Holes on a Concrete Wall
5. Place the switch on a table or desk.
6. Use a drill and 1/4" 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.
7. Insert the anchors into the holes.
8. Have another person hold the switch at the selected wall location while
you secure it to the wall with the supplied M4x32mm screws. Refer to
Figure 62 on page 123.