Hull unit installation example: Side view
The hull unit is located in the sonar room. This example shows a typical sonar room and hull unit seen from the side. The hull unit is mounted on the centre axis of the vessel, on top of the keel.
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A Fixing point for lifting apparatus (Minimum load capacity is 1000 kg.)
B Air vent pipe (The minimum diameter is 1/2" (12.7 mm).)
C Air vent pipe (The minimum diameter is 1/2" (12.7 mm).)
D Access hatch
E Lamp
F Mechanical support brackets
Due to its height and weight, the hull unit gantry must be secured to the bulkhead by means of mechanical support brackets.
G Transceiver Unit
H Motor Control Unit
I Heater
J Three or four knee-plates (stiffeners) must be welded to the frames or decks.
Stiffen the installation trunk in both the fore-and-aft and athwartship directions by welding strengthening knee-plates both to the trunk and to the doubling plate.