Installation of the ADU (60 cm)
98-175666-A Chapter 2: Installation 2-26
7. Install the ADU on the mast flange with 4 M10 bolts and washers.
Tightening torque value: 30 Nm.
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. Tightening torque value: 2.5 Nm.
15. Ensure that the connector is properly protected against seawater and corrosion. As a
minimum, wrap it with self-amalgamating tape.
16. Where the cables are exposed to mechanical wear – on deck, through bulkheads, etc. –
protect the cables with steel pipes. Otherwise, follow standard procedures for cabling in
ship installations.
Figure 2-29: Removal of the harness
Figure 2-30: Attaching the N connector
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