Installation of the ADU
98-148248-C Chapter 3: Installation 3-19
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3.3.3 To install the ADU
3.3.3.1 Prerequisites
• It is important to maintain vertical orientation of the ADU center line.
• Maximum allowed cable loss 20 dB at 1950 MHz. This is to ensure optimum
performance of the system.
3.3.3.2 Installation procedure
To install the ADU, do as follows:
1. Install the mast with the mast flange and have the 4 M10 bolts ready.
2. Open the ADU cardboard packaging.
3. Remove the foam protection layer at the top.
4. Take the 4 lifting straps and connect them to the crane hook.
Figure 3-19: ADU installation, 4 lifting straps on crane hook
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