4.Place the antenna unit on the rubber mat orienting the unit so the bow mark on its base is facing the ship’s bow.
Ground terminal
Rubber mat
Bow mark
Figure 1-4 Antenna unit, front view
5.Fasten the antenna unit to the mounting platform with M12X60 hex bolts, nuts, flat washers and seal washers.
6.Using hex bolt (M6X25), nut (M6) and flat washer (M6), establish the ground system on the mounting platform as shown in Figure
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| Ground wire | Hex bolt |
Anticorrosive sealant |
| Spring washer | ||
Seal washer |
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Rubber mat |
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| Spring washer |
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| Anticorrosive | Hex nut |
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Anticorrosive | sealant | |||
sealant | Ground wire | Hex nut | ||
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| Spring washer |
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| Flat washer |
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| Hex bolt welded to |
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| ship's superstructure |
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| Anticorrosive sealant |
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| Ground |
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| terminal |
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Ground wire
Antenna base
CAUTION
Ground the equipment to prevent electrical shock and mutual interference.
