Hull unit installation example: Side view (off keel/without blister)
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 side of the keel.
Image
A Fixing point for lifting apparatus
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 Heater
I Strengthening knee plates (stiffereners)
J Installation trunk extension
This is the preferred method if you need to place the installation trunk on the side of the keel. Extend the trunk to fit the shape of the hull.