Installing The Ru On U-Steel - Huawei DBS3900 Installation Manual

RRU3260
Installation Guide
Step 6 Install the fourth RU onto the fourth main bracket, use an inner hexagon torque screwdriver to
tighten the captive screw into the holes of the attachment plate and main bracket to 5 N· m
(44.25 lbf· in.) so that the attachment plate and main bracket are firmly secured, as shown in
Figure
Figure 8-21 Installing the fourth RU onto the fourth main bracket
----End

8.3 Installing the RU on U-steel

This section describes the procedure and precautions for installing the RU on U-steel. An RU
can be installed on U-steel secured on the ground or a tower. Each piece of U-steel allows
only one RU to be installed in standard or reverse mode.
Prerequisites
Before you install an RU on U-steel secured on a tower, the RU and its mounting brackets are
hoisted onto the tower. For details, see
The hoist clamp on the main bracket is secured properly.
Issue 05 (2014-06-30)
8-21.
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
7.1 Hoisting an RU onto a
8 Installing the RU
Tower.
59