Installing Three Or More Rrus - Huawei DBS3900 LTE Installation Manual

RRU3260
Installation Guide
Figure 8-13 Installing the metal sheet
(1) Screw
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8.2.3 Installing Three or More RRUs

The section describes the procedure and precautions for installing three or more RRUs on a pole.
Prerequisites
The hoist clamp on the main bracket is secured properly.
l Do not stand the RRU upright because the RF ports cannot support the weight of the RRU.
l Place a foam pad or cardboard under the RRU to protect the RRU housing from damage
Issue ()
Use an M6 Phillips screwdriver to loosen the screw on the metal sheet farther from the
handle of the first RRU and remove the screw.
Use an M6 Phillips screwdriver to loosen the screw on the metal sheet closer to handle of
the first RRU. Then rotate the metal sheet to align the vacant hole in the metal sheet with
a hole on the top of the second RRU.
Insert the removed screw into the hole on the top of the second RRU and use an M6 torque
screwdriver to tighten the screw to 5 N·m (44.25 lbf·in.).
CAUTION
during the installation.
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(2) Metal sheet
8 Installing the RRU
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