Marquis 720 FLY, Owner'S Manual

Page: 75 / 126

P
roPulsion
A variety of inboard systems are available for individual yachts produced . Section 5 provides a general overview of the propulsion
system and operation . For a detailed explanation of the engines, engine operation, and engine maintenance; refer to the OEM infor-
mation provided with the yacht .
F
uel
s
ystem
D
iesel
Each diesel propulsion engine onboard is plumbed to the fuel tank located on the same side as the engine . The diesel propulsion
system uses fuel supply and return lines:
The supply lines feed fuel to the engine •
The return lines transfer fuel not burned by the engine back to the fuel tank • .
The generator draws fuel from the STDB fuel tank only . •
With the optional auxiliary tank available, the generator draws fuel from that tank .
cauTiON
bEFORE USING ETHANOL-bLENDED GASOLINE, MARQUIS RECOMMENDS CONTACTING THE ENGINE MANUFACTURER
TO ENSURE DAMAGE WILL NOT OCCUR TO THE ENGINE.
FUEL TANKS
A maximum of 1200 gallons of fuel can be held in two individual fuel tanks . The fuel tanks are located on the STDB and PORT sides
of the engine room . An optional auxiliary 200 gallon fuel tank is also available, located in the PORT bilge compartment .
The fuel system meets or exceeds the standards set by the U .S . Coast Guard, the Yachting Industry, and the American Yacht and
Yacht Council at the current time the yacht was built . Each fuel tank has passed rigorous tests performed by the tank manufacturer .
The entire fuel system has passed Marquis’s pressure testing and inspection . Your Marquis Dealer also makes a full inspection of the
fuel system before the yacht is delivered . An entry on the Marquis Pre-Delivery Service Record verifies the dealer’s completion of the
inspection .
FUEL LINES
7027 • A2 07/11 63
P
roPulsion
s
eCTion
5