As a rule, on the intercom in the apartment only the intercom changes (tube if requirements to appearance have changed, or the tube has failed and it is not suitable for repair as the intercom costs in the stairwell. But if you have decided to change entirely the intercom, then it is necessary to carry out its almost hard reset.
Before work on replacement and mounting of the intercom prepare the necessary tools and materials. For work it is required: knife, insulating tape, electric drill, the screw-driver with nozzles, dowels, combination pliers, alabaster, putty, self-tapping screws, nozzle for strobleniye of walls on drill.
The intercom handset can be defined absolutely in any place of the apartment. The main thing that she settled down in borders of audibility of its call. The normal place for the intercom in the apartment - wall near outer door.
Preparatory work
Before connecting the intercom, it is necessary to lay beforehand in wall of wire and to remove outside their ends and also to plan the place where the intercom and its fastenings will be located by means of level. Try to avoid laying of wire near voltage cables as it can lead to the output of the intercom out of operation. The most harmless that you can receive - distortion of the picture (in case with video intercoms) or sound. The intercom is fixed on the metal basis which you have to record on wall. To fix plates drill openings. Fix plate by screws. In the management to the intercom look at the detailed scheme of connection of the device. Being guided by this scheme, begin connection of wires. For this purpose cut off the excess length of wire, leaving 180-200 mm under mounting then edges of wires need to be smoothed out. On the smoothed-out ends for durability of connection and safety fix connecting terminals. According to the scheme connect video peephole.
Installation
Accurately, trying not to damage the intercom body, fix the ends of wires on intercom terminals. Then fix the device on plate. It is possible to start connection of video peephole. For this purpose make fastening marking for hose on which there passes the cable from the intercom to peephole. Drill openings under fastenings of hose and hammer dowel if wall from concrete. By means of plastic fastenings record hose in wall and make tags under the place for mounting of peephole.
The best place for mounting of video peephole that which will provide the optimum overview - the center of door at the level of of average height the person.
Drill opening at doors if it is not provided by factory design. If at doors there is already ready opening, then it is necessary to check that the diameter of bore coincided with diameter of video peephole. To prevent damage of wire from video peephole, very accurately stretch it in cavity of door and connect to the stationary device. Everything, it is possible to carry out test.