Chapter 2 Installing System
RT4401-48A Installation Manual v3.0
47
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To fix the unit bracket, do the following:
Prerequisites
Before proceeding with fixing the unit bracket, make sure that you have the items
mentioned in the table below:
Table 16. Parts and Tools for Fixing Unit Bracket on RRH
Category
Description
Parts
Unit Bracket
1 EA/RRH
Fasteners
M6 × L20 hexagonal bolt (Washer
assembly)
4 EA/RRH
M8 × L30 hexagonal bolt (Washer
assembly)
1 EA/RRH
Recommended Torque Value
M6 hexagonal bolt
43 lbf
in
Working Tools
Torque Wrench (10 to 50 lbf
in)
Torque Wrench Spanner Head (apply Hex. head: 10 mm)
Spanner (apply Hex. head: 13 mm)
Refer to the 'tilting and swivelling bracket' assembly method to assemble the
unit bracket.
Assembling Mounting Bracket for 3 Sector Pole Type
To assemble the mounting bracket for 3-sector, do the following:
Prerequisites
Before proceeding with assembling the mounting bracket for 3sector, make sure
that you have the items mentioned in the table below:
Three RRHs can be installed when the pole diameter is more than 8 in. (200 A,
220 mm) to 12 in. (300 A, 320 mm).
The length of the steel band is 930 mm, 1160 mm, and 1330 mm, and it is used
