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Installation 8
Connect cables. See the details in "3 Connecting Cable."
Step 3
Detach the locking screw at the bottom of the VTO.
Step 4
Fix the VTO in the mounting box with the M4 × 40 screws.
Step 5
Tighten locking screw at the bottom of the VTO to complete the installation.
Step 6
Apply silica gel to gaps between the device and the wall.
Step 7
Liquid sodium silicate is recommended.
Apply silica gel to gaps
Figure 4-5