Huawei DBS3900 Installation Manual page 75

DBS3900 LampSite
Installation Guide
Figure 7-17 Anchor points on the pRRU3901 mounting bracket (unit: mm)
(1) Plate
To prevent inhalation or eye contact with dust, take adequate preventive measures when
drilling holes.
Step 3 Use a hammer drill with φ8 bore to drill holes at the anchor points.
Step 4 Lead the M6x80 bolts through the mounting bracket and the ceiling plate, and use a torque
screwdriver to torque the bolts to 5 N•m, as shown in
Issue 06 (2015-10-30)
(2) Mounting bracket
CAUTION
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7 Installing a pRRU3901
(3) Anchor point
Figure 7-18.
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