(1) Screw (2) Metal sheet
Step 2 Install a buckle on each side at the bottom of the RRU, and use an M4 torque wrench to tighten
the screws on the buckles to 1.4 N·m (12.39 lbf·in.), as shown in Figure 6-2.
Figure 6-2 Installing buckles at the bottom
(1) Buckle
(2) Screw
Step 3 Use four hex screws to secure the plastic shells onto the RRU and use an M6 hex key wrench
to tighten the screws to 2.8 N·m (24.78 lbf·in.), as shown in Figure 6-3.
RRU3262
Installation Guide 6 (Optional) Installing the Plastic Shells of the RRU
Issue 01 (2014-11-20) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
38
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