Chapter
8
Installation
of Primary Antenna Feeder System
8-21
Fig. 8.6-11 Schematic Diagram of Wrapping Waterproof Adhesive Tape (2)
4) After the wrapping, grip the joint with both hands to make the tape stuck tight
with the joint, as shown in Fig. 8.6-12.
Fig. 8.6-12 Schematic Diagram of Wrapping Waterproof Adhesive Tape (3)
5) Wrap two layers of PVC tape around the waterproof adhesive tape. Note that the
next circle covers half of the previous circle.
6) Grip the joint again.
7) Use ties to fasten the wrapped part at both ends to prevent the tape from falling
off due to aging.
8.6.7 Leading Primary Feeder Cable into Equipment Room
1. Precautions
1) See Fig. 8.6-13 and Fig. 8.6-14 for the modes of leading the primary feeder
cables into the equipment room. It must be ensured that no rainwater will be led
in along the feeder cable. If necessary, the water-blocking curve can be made.
