1-66. SHIP'S PIPING SYSTEM.
The Ship's Piping System consists of the following:
Engine Cooling Water System
Exhaust Piping System
Lube Oil Transfer System
Stand-by Lube Oil Pumps
Fresh Water System
Deck and Sanitary Drain Piping
Oil/Water Separator System
Heating, Ventilating and Air
Centralized Hydraulic System
Tank Level Indicating System
1-67. ENGINE COOLING WATER SYSTEM.
a. A complete Fresh Water Circulating System is installed to cool the propulsion diesel engines, anchor winch diesel
engine, and the generator diesel engines.
b. Two Keel Coolers are supplied for each of the main propulsion diesel engines (see Figure FO-18). All keel coolers
are recessed into the hull area. The port propulsion engine keel coolers also serve the anchor winch diesel engine. Each
keel cooler is insulated from the hull with neoprene insulation. Integral expansion tanks are provided with all engines.
Separate backup expansion tanks are also supplied for all diesel engines. Filling of the cooling systems is made through
the fill caps in the tanks. Fresh water can be supplied by hose from makeup connections in the forward and aft engine
rooms. Vents are provided on all backup expansion tanks.