Huawei DBS3900 Installation Manual page 250

DBS3900 LampSite
Installation Guide
Figure 14-6 Disassembling the mounting brackets
(1) Main
bracket
(5) Flat washer
1.
2.
Step 2 Drill holes at the anchor points, and then insert expansion anchor bolt assemblies, as shown
inFigure 14-7.
Issue 08 (2016-05-30)
(2) Square-neck
bolt
(6) Spring washer
Use an M6 inner hexagon torque screwdriver to remove the four inner hexagon screws
on the pole installation bracket, and remove the main bracket from the pole installation
bracket.
Use an M10 torque wrench to loosen the nuts on the two square-neck bolts, and remove
the plastic cap, nuts, spring washers, flat washers, square-neck bolts, and pole
installation bracket from the auxiliary bracket.
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14 (Optional) Installing the Cabinet and Cabinet Cables
(3) Pole installation
bracket
(7) Nut
(4) Auxiliary
bracket
(8) Plastic cap
243