1. After climbing up to the tower, installation engineer A secures the fixed pulley to the tower
platform support and leads the lifting sling through the fixed pulley.
2. Installation engineer C binds the RRU and mounting kits using the lifting sling and secures
the traction sling to the RRU handle.
3. Installation engineer B pulls the lifting sling downwards, and installation engineer C pulls
the traction sling outwards to protect the RRU and mounting kits from colliding with the
tower.
4. Installation engineer A catches the RRU and mounting kits and then unties the sling.
NOTE
The procedure for hoisting the RRU and mounting kits onto the tower is for your reference only.
----End
RRU3232
Installation Guide 6 Installing the RRU
Issue 05 (2011-10-20) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
55
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