Huawei RRU3269 Installation Manual page 50

RRU3269
Installation Guide
Figure 7-5 Hoisting the RRU onto the tower
(1) Lifting sling

The load-bearing capacity of each sling must be greater than 200 kg (441 lb) and the
diameter of each sling must be less than 25 mm (0.98 in.).

When hoisting each device onto a tower, protect them from colliding with the tower.

Hoist the RRU onto the tower before it is installed on a pole, angle steel, or U-steel.

Do not hoist anything using the traction eye.
Step 7 Installation engineer A catches the RRU hoisted onto the tower.
Step 8 Installation engineer A installs the RRU onto the main bracket and uses an inner hexagon
torque screwdriver to tighten the captive screw into the hole of the attachment plate and main
bracket to 5 N· m (44.25 lbf· in.). For detailed operations, see steps 4 and 5 in 8.2.1 Installing a
Single RRU.
Step 9 Untie the lifting sling and traction sling.
The procedure for hoisting the RRU and its mounting kits onto the tower is for your reference only.
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Issue Draft B (2018-05-15)
(2) Fixed pulley
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7 Hoisting an RRU and Related Cables onto a Tower
(3) Traction sling
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