Installation Instructions

Step 6 Attach the AAU to the main mounting bracket, and use an M6 inner hexagon screwdriver to
tighten the screw on the main mounting bracket to 7 N·m (61.95 lbf·in.), as shown in the following
figure.
Figure 9-5 Installing an AAU on a main mounting bracket
Step 7 Optional: Install the second AAU.
NOTICE
Before installing the second AAU, ensure that the mounting kits for the first AAU have been
securely installed.
1. Put the steel belts of the mounting kits for the second AAU through the evading holes of
the mounting kits for the first AAU, as shown in the following figure.
2. Install the mounting kits for the AAU according to steps Step 3 to Step 5.
AAU3940
Installation Guide
9 Installing an AAU
Issue 01 (2015-01-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
42