Door Station Installation Guide
23
Figure 3-24 Mark the Screw Holes
4. Drill 4 holes according to the marks on the wall, and insert the expansion sleeves into the screw
holes. The suggested size of hole is 6 (diameter) × 45 (depth) mm.
5. Fix the gang box with 4 expansion bolts.
Figure 3-25 Fix the Gang Box
6. Fill the gap between the gang box and the wall with concrete. Remove the mounting ears with
tool after concrete is dry.