
Figure 4-14 Mark the Screw Holes
4. Drill 4 holes according to marks on the wall, and insert the expansion sleeves into
the screw holes.
Note
The suggested size of the hole is 6 (diameter) × 45 (depth) mm.
5. Route the cables through the gang box hole. Insert the gang box into the
installation hole. Fix the gang box with 4 expansion bolts.
Figure 4-15 Fix the Gang Box
6. Fill the gap between the gang box and the wall with concrete. Remove the 4
mounting ears with tool after concrete is dry.
Video Intercom Two-Wire Bundle User Manual
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