Dave Gerr - Boat Mechanical Systems Handbook-How to Design, Install, and Recognize Proper Systems in Boats

its 5,840 gallons (22,106 L) of tankage as near

midships as possible and with the tank’s ver-

tical centers almost exactly at the waterline.

Still, these tanks are aft of the LCB. The boat

is designed to trim level with the tanks at

80 percent capacity. She’s down just a bit by

the stern at 100 percent. As the tanks empty

below 75 percent, the aft seawater ballast

tank is pumped up to compensate and main-

tain level trim.

PART TWO: FUEL SYSTEMS

Figure 5-4.
Kingfisher

Figure 5-5.
Summer Moon II