Installation of the ADU
3-20 Chapter 3: Installation 98-148248-C
5. Attach two tag lines of suitable length to the harness and man them.
6. With a crane lift the ADU off the packaging and move it on top of the mast. Maintain
vertical orientation of the ADU center line.
7. Install the ADU on the mast flange with 4 M10 bolts and washers.
Tightening torque value: 30 Nm.
Always use all 4 bolts when installing the ADU.
8. Read carefully and follow instructions given in the next section on grounding.
9. Remove the harness as shown in the following figure:
10. Locate the quick link (1) and open it (2).
11. Pull the strap with the quick link through the harness to remove it (3).
12. Slide the harness over the top of the ADU (4).
13. Dispose of the harness in a responsible manner.
14. Attach the N connector of the ADU cable to the ADU.
15. Ensure that the connector is properly protected against seawater and corrosion. As a
minimum, wrap it with self-amalgamating tape.
Figure 3-20: Removal of the harness
Figure 3-21: Attaching the N connector
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