IPPS Intercom System
-22-
Chater VII Installation Instructions
Type: D-C9
（
flush mounted installation
）
Installation:
1. Have a square groove in proper position of wall or gate
based on the mounting dimensions of extension
；
2. Place the embedded box into the slot;
3. Fix the tamper module on the embedded box;
4. Put the extension into the embedded box and fix it with
front four screws; finally inject the glass cement into the
top, left and right of the extension.
