ACBox2000-21-D-A
User Manual (Pan-Europe Edition)
4 Installation
Issue 01 (2016-12-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
17
To prevent dust inhalation or contact with eyes, wear safety goggles and an anti-dust
respirator when drilling holes.
Wipe away any dust in or around the holes and measure the hole distance. If the holes are
inaccurately positioned, drill holes again.
Level the head of the expansion sleeve with the concrete wall after removing the bolt,
spring washer, and flat washer. Otherwise, the mounting bracket will not be securely
installed on the concrete wall.
1.
Put a hammer drill with a Ф16 mm drill bit on the marked hole positions perpendicularly
against the wall and drill holes with a depth of 52–60 mm.
2.
Vertically insert expansion bolts into the holes, and knock the expansion bolts
completely into the holes by using a rubber mallet.
3.
Partially tighten the expansion bolts.
4.
Loosen the bolts.
Step 3
Install the ACBox2000 on the bolts, move it down to clamp the bolts on the holes, and tighten
the bolts to a torque of 45 N·
m using a torque wrench with an open end of 18 mm.
Figure 4-6
Securing the ACBox2000
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