Huawei RRU3971 Installation Manual page 83

1.
2.
Step 2 Place the pole installation bracket against the wall, use a level to verify that the pole installation
bracket is placed horizontally, and then mark anchor points with a marker, as shown in
7-37.
Figure 7-37 Marking anchor points
(1) Level
Step 3 Drill holes at the anchor points, and then insert expansion anchor bolts, as shown in
7-38.
Issue ()
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 screw cap, nuts, spring washers, flat washers, square-neck bolts, and pole
installation bracket from the auxiliary bracket.
(2) Pole installation bracket
NOTE
As shown in the figure above, it is recommended that the pole installation bracket be installed at a position
1200 mm (47.24 in.) to 1600 mm (59.06 in.) high above the ground. If the space is insufficient, only the
3.5 Installation Clearance Requirements of an RRU
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7 Installing the RRU
needs to be provided.
Figure
(3) RRU
Figure
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