Step 2 Take out the at washer and replace the at washer on the original expansion
sleeves.
Figure 3-4 Replacing the at washer
Step 3 Drill holes to a depth of 50 mm to 55 mm using a hammer drill.
Step 4 Partially tighten each expansion bolt, place it vertically into the hole, and use a
rubber mallet to hammer it in until the expansion sleeve completely enters the
hole.
Step 5 Partially tighten the expansion bolts.
Step 6 Remove the bolts, spring washers, and
at washers.
Figure 3-5 Drilling holes and installing expansion sleeves
(1) M12 bolt
(2) Spring washer (3) Flat washer
(4) Expansion sleeve (5) Expansion nut (6) Concrete oor
----End
MTS9300A Telecom Power (Claro, Colombia,
MTS9304A-AM10A1)
Installation Guide 3 Installing a Cabinet
Issue 01 (2021-05-30) Copyright © Huawei Technologies Co., Ltd. 20
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