User's Manual

TP-5695 12/93 Installation 6-5
Fuel Systems
Fuel Supply
Generator sets, in most cases, must draw fuel from the
same tank as the propulsion engines. If the tank’s fuel
pickup opening allows, a multiple dip tube arrangement
(Figure 6-6) may be used. An alternate tank, if used,
shouldhaveasmallerseparatepickupopeningallowing
a single dip tube (Figure 6-7).
1
2
1-788
1. Fuel Line to Propulsion
Engine
2. Fuel Line to Generator
Set
Figure 6-6. Dual Dip Tubes
For installations where the highest point of the gasoline
source (fuel tank) is above thegenerator set carburetor,
an auxiliary fuel shutoff valve is required. This fuel
shutoffvalveshouldbeclosedwhenthegeneratorisnot
in use to prevent fuel leakage resulting from fuel flow
throughthe fuelpump andinto thecarburetor shouldthe
float valve not seat properly.
NOTE
FuelsystemsmustconformtoU.S.C.GRegulationsand
tests.
WARNING
Explosive fuel vapors.
Can cause severe injury or death.
Useextreme carewhenhandling,storing,
and using fuels.
Explosive fuel vapors can cause severe injury or
death. Fuel leakage can cause an explosion. Do not
modify the tank or propulsion engine fuel system. Craft
must be equipped with a tank allowing one of the two
pickup arrangements described. Tank and installation
must conform to U.S.C.G. Regulations.
1
1-788
1. Fuel Line to Generator Set
Figure 6-7. Single Dip Tube