152N TELEKOMUNIKACE a.s., www.2n.cz®Wall mounting (concrete and steel structures, entry barrier columns,etc.)What You Need:Just your unit2N® Helios IP ForceCommon Mounting PrinciplesCautionThe warranty does not apply to the product defects and failures arisen asa result of improper mounting (in contradiction herewith). Themanufacturer is neither liable for damages caused by theft within an areathat is accessible after the attached electric lock is switched. The productis not designed as a burglar protection device except when used incombination with a standard lock, which has the security function.When the proper mounting instructions are not met, water might get inand destroy the electronics. It is because the intercom circuits are undercontinuous voltage and water infiltration causes an electro-chemicalreaction. The manufacturer's warranty shall be void for products damagedin this way!TipSelect flush mounting where possible to make your product elegantlooking, more vandal resistant and more secure.You can purchase the flush mounting box in advance and hire aninstallation professional to make the basic installation work. Moreover, themounting box helps you align the intercom vertically (with a deviation ofup to 2°).CautionMake sure that the dowel holes have the required diameter. If thediameter is too large, the dowels may get loose. Use some suitablebuilding adhesive to keep the dowels in place.Make sure that the hole depth is sufficient too! The dowel length is 50 mmand the screw length is 90 mm.Remember that dowels of poor quality may easily get loose and fall out ofthe wall!Stainless steel screws are used for the assembly.2N® Helios IP ForceOther screws than stainless steel ones corrode soon and may aestheticallydeteriorate the surrounding environment!Having removed the front panel, make sure that no dirt gets inside theproduct (especially onto the sealing surface and microphone soundguides).