Neumann.Berlin LH 43 Mounting Manual

Important safety and mounting instructions
• Have the product mounted by a specialist.
• Due to his/her technical training, know-how and experience as well
as knowledge of relevant provisions, regulations and standards, the
specialist must be able to assess assigned tasks, recognize poten-
tial hazards and ensure appropriate safety measures. The following
safety and mounting instructions are addressed to this specialist.
• Read and follow the safety and mounting instructions, keep these
instructions and always include them when passing the LH 43 on
to third parties.
• Also read and follow the installation instructions contained in the
operating manual of the mounted loudspeaker.
• When mounting, observe and follow the local, national and interna-
tional regulations and standards.
• Do not install the LH 43 in locations where it is exposed to externally
generated vibrations.
• Always use the original Neumann supplied parts.
• Mount the LH 43 in combination with other accessories from the
Neumann mounting hardware range to loudspeakers with a maxi-
mum weight of 60 kg (132.3 lbs).
Download the PDF file "Hardware Mounting Matrix" from
www.neumann.com. Only combine the Neumann mounting
hardware as specified in the "Hardware Mounting Matrix".
CAUTION!
Danger of injury and material damage due to dropping of
the LH 43
Unless the LH 43 is properly attached to a strong vertical or hori-
zontal surface, it can drop down.
When mounting, have the LH 43 held by a second specialist who
X
is physically able to do so. The requirements mentioned earlier
also apply to this specialist.
• Attach the LH 43 to a strong vertical or horizontal surface.
– The surface must be able to carry the weight of the loudspeaker
plus the weight of all parts used. Calculate the weight and addi-
tionally consider the leverage.
– Use fastening elements (not supplied) that are sufficien y dimen-
sioned for the calculated weight and suitable for the material of
the surface.
– Use all 6 mounting points of the mounting plate
LH 43 to the vertical or horizontal surface.
• Attach additional Neumann mounting hardware that is suitable for
use with the LH 43 to your loudspeaker (see the "Hardware Moun-
ting Matrix").
– Also read and follow the safety and mounting instructions contai-
ned in the operating manuals of the selected Neumann mounting
hardware.
– Only tilt the loudspeaker when it is properly fastened to the LH 46
and to additional Neumann mounting hardware, and when it is
secured.
• Mount the loudspeaker plus additionally attached hardware to the
LH 43. To do so, proceed as follows:
GEORG NEUMANN GMBH · LEIPZIGER STR. 112 · 10117 BERLIN · GERMANY
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LH 43
Mounting manual
Wall and ceiling adapter
• Use safety wires to additionally protect the loudspeaker and the
• Make sure that ...
A to attach the
In case of any damage or any deviation from the safety and mounting
instructions, immediately dismount the loudspeaker, the LH 43 and the
additional mounting hardware used.
CAUTION!
Danger of injury and material damage
due to dropping of the loudspeaker
Unless the additional hardware is properly fastened to the
LH 43, the loudspeaker together with the mounting hardware
can drop down.
Have the loudspeaker held by a second specialist who is phy-
X
sically able to do so. The requirements mentioned earlier also
apply to this specialist.
When mounting the loudspeaker, provide a sufficien additi-
X
onal protection against dropping.
– Loosen the 4 Allen head bolts F
the locking ring in the upper position and tighten one of the 4
Allen head bolts F so that the locking
and fall off.
– Place the loudspeaker plus additionally attached hardware onto
the locking ring B as shown in figures 3, 4 and 5
– Loosen the previously tightened Allen head
ring B (see fi . 6) and lower the locking ring
– Tighten the previously loosened Allen head
locking ring B is fi ed loosely in the lower position.
– Rotate the loudspeaker in the desired direction.
– Tighten the 4 Allen head bolts F
of 15 Nm. The loudspeaker with attached additional hardware is
now properly fastened to the LH 43.
mounting hardware against tipping/dropping. The safety wires, rope
terminations and coupling links must comply in their dimensioning
and condition with the regulations and standards of the country in
which they are used and must reliably prevent tipping/dropping of
the attached loudspeaker and mounting hardware.
– the LH 43, the associated mounting hardware and the loud-
speaker cannot tip over or drop down, even if the power or audio
cables are pulled;
– you replace the safety wires and coupling links by new ones when
they have prevented tipping/dropping;
– you check every 3 months if all screws are properly tightened
and if the LH 43 and associated mounting hardware, additional
fastening elements, safety wires and coupling links, as well as the
loudspeaker are in proper condition.
EN
of the locking ring B, position
ring B cannot work loose
bolt F of the locking
B (see fi . 7).
bolt F so that the
of the locking ring B with a torque
07/15 · 532410/A01