FUEL
SYSTEM
Allis-Chalmers engines used pn the DYC sets are
designed for use with ASTM No." 2 Diesel
fuel.
They
will however, operate on diesel fuels within the
specifications delineated in the Allis-Chalmers
engine manual.
FUEL
CONNECTIONS
Check local regulations governing the installation of
a fuel supply tank.-
In any diesel engine installation, fuel system cleanliness If of
utmost importance. Make every effort to prevent entrance of
"moisture or contaminants Of any
kind.'
Do not use lines or fittings of
galvanized material.
A 'fuel lift in excess of 8-feet (2.44 m) is not
recommended without a day tank installation,
because of fuel drainage. Horizontal run, if thesupply
tank is level with the fuel pump should not exceed 25-
feet (7.6 m). However, a day tank is again
recommended.
The fuel inlet is to the transfer pump and isthreaded
for
1/8-inch
pipe. Injector pump return line is com-
mon with the injectors' return line, and requires a 1/8-
inch low pressure hose connection.
Maximum fuel return line restriction is 6.1-inches
(155 m) Hg.
: FUEL
RETURN
LINE
INJECTORS
FUEL PUMP
HAND
PRIMER
PUMP
FUEL
INLET
3400-4 CONNECTION
FILTER
FIGURE 11. FUEL SYSTEM
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