Huawei DBS3900 Installation Manual page 262

DBS3900 LampSite
Installation Guide
Procedure
Step 1 Install the cabinet mounting brackets, as shown in Figure 14-23.
Figure 14-23 Installing the cabinet mounting brackets
1.
2.
Step 2 Use a 16 mm (0.67 in.) M10 torque wrench to tighten the nuts to 40 N· m (354.03 lbf· in.) so
that the mounting brackets are secured onto the angle steel, as shown in Figure 14-24.
Tighten the nuts on the two square-neck bolts alternatively. After the main and auxiliary
brackets are secured properly, measure the spacing between the brackets on both sides and
ensure that the spacing is the same on the two sides.
Issue 08 (2016-05-30)
Verify that the arrows on the mounting brackets are pointing up.
Adjust the position of the nut and remove one end of the square-neck bolt from the slot
on the auxiliary bracket.
Slide the mounting brackets onto the angle steel horizontally and insert the square-neck
bolt into the slot.
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14 (Optional) Installing the Cabinet and Cabinet Cables
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