(b) Remove the cover plate from the front of the RRU, and use a Phillips screwdriver to remove
the plastic screws from the RRU.
(c) Install the plastic screws to the rear of the RRU, and use a torque screwdriver to tighten the
screws to 0.25 N·m (2.21 lbf·in.).
(d) Install the cover plate onto the rear of the RRU.
(e) Install the attachment plate to the front of the RRU, and use a torque screwdriver to tighten the
stainless steel screws on the attachment plate to 5 N·m (44.25 lbf·in.).
4.
Install the second RRU onto the main bracket, as shown in
.
NOTE
When you install two RRUs vertically at different levels and in different directions on a pole,
ensure that the cabling cavities of these two RRUs face the same direction.
Figure 7-16
Installing the second RRU onto the main bracket
(1) RRU installed in standard mode
(2) RRU installed in reverse mode
(3) Cabling cavity
----End
7.2.3 Installing Three or More RRUs
The section describes the procedure and precautions for installing three or more RRUs on a pole.
Before installing three or more RRUs together on a pole, move the attachment plates from the
front of the RRUs to the side of the RRUs.
RRU3942&RRU3642
Installation Guide
7 Installing the RRU
Issue 07 (2013-12-30)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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