Huawei DBS3900 Installation Manual page 47

RRU3260
Installation Guide
Figure 7-4 Incorrect binding method (2)
Step 6 Hoist the RU onto the tower, as shown in
downwards, and technician C pulls the traction sling outwards to protect the RU from
colliding with the tower.
Figure 7-5 Hoisting the RU onto the tower
(1) Lifting sling
Issue 05 (2014-06-30)
(2) Fixed pulley
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7 Hoisting an RU and Related Cables onto a Tower
Figure 7-5. Technician B pulls the lifting sling
(3) Traction sling
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