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RRU3269
Installation Guide
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
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.
Figure 6-3 Installing the plastic shells of the RRU
Issue Draft B (2018-05-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
6 (Optional) Installing the Plastic Shells of the RRU
(2) Screw
36
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