User's Manual

RRU3278

Installation Guide

7 Installing RRU

Issue 05 (2017-03-10)

Huawei Proprietary and Confidential

Step 2 Install the RRU mounting brackets, as shown in Figure 7-4.

Figure 7-4 Installing the RRU mounting brackets

Ensure that the arrows on the mounting brackets are pointing up.

1. Adjust the position of the nut and remove the square-neck bolt at the open end from the

slot on the auxiliary bracket.

2. Slide the mounting brackets onto the pole horizontally and insert the square-neck bolt

into the slot.

Step 3 Use a 16 mm (0.63 in.) M10 torque wrench to tighten the nuts to 40 N·m so that the mounting

brackets are secured onto the pole, as shown in Figure 7-5.