2N Helios IP Verso Installation Manual page 34

Caution
Safety
®
2N TELEKOMUNIKACE a.s., www.2n.cz
Make sure that the diameter of the dowel holes is accurate to avoid falling
out of the dowels! Use the mounting glue to secure the dowels if
necessary.
Make sure that the depth of the dowel holes is accurate!
Do not use low-quality dowels to avoid their pulling out of the wall!
Having removed the front panel, make sure that no dirt gets inside the
product (especially onto the sealing surface).
®
Never turn 2N Helios IP Verso
mounting. Make sure that the flush mounting boxes have been installed
accurately.
Check the plasterboard wall and room interior pressure values. If the
difference between the values is too great (as a result, e.g., of
overpressure ventilation)
mounting box enclosed and seal the cable passage to avoid speaker
damage.
Surface mounting may cause problems on places exposed to potential
vandalism (such as public garages, etc.). In this case, use steel anchoring
elments instead of the dowels and screws included in the delivery.
The place for surface mounting must be flat with maximum inequality of
0.5 mm. (e.g. desk materials, glass, cutted stone etc). If the place is not
flat, use flush mounting, backplate
equal the wall surface.
Eliminate the risk of personal injury! Surface mounting is not
recommended for narrow passages or places where people's attention is
distracted by something else. The manufacturer shall not be liable for
injuries in such cases!
to align the box assembly after
, separate the intercom using, for example, the
Part No 9155061 - 9155067 or
34