Figure 10-6 Marking anchor points
Step 2 Use the hammer drill with a Φ14 bit to drill a hole at each marked anchor points, and then install
an expansion bolt assembly, as shown in Figure 10-7.
NOTE
After the expansion bolt assembly is removed from the wall, the plastic tube must be discarded.
DBS3900 (Ver.B)
Installation Guide
10 Outdoor Scenario with AC Power Supply (BBU Installed
in an OMB)
Issue 06 (2011-09-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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