ARMY TM 9-6115-643-10
AIR FORCE TO 35C2-3-445-21
The batteries are charged by the battery charging
separator, injection pump and injectors. Fuel is drawn
from the fuel tank by the transfer pump. After
alternator that is belt driven by the engine. Generator
reaching the transfer pump, fuel passes through a fuel
set control system power is also supplied by the
filter/water separator where water and small
battery charging alternator. The BATTERY CHARGE
impurities are removed. The fuel then goes to an
ammeter indicates the charge/discharge rate of the
injection pump where it is pressurized and pushed into
batteries, from -10 AMPS to +20 AMPS, in 5 AMPS
the injectors. Through the injectors fuel enters the
increments. Normal operating indication depends on
diesel engine combustion chamber, where it is mixed
the state of charge in the batteries. A low charge,
with air and ignited. The fuel that is not used is
such as exists immediately after engine starting, will
returned to the fuel tank via an excess fuel return line.
cause a high reading (needle moves toward CHARGE
area). When the charge in the batteries has been
restored, the indicator moves near zero.
1-12.2
The Auxiliary Fuel System consists of an
external fuel supply, fuel filter, piping, a 24 VDC
auxiliary fuel pump and a fuel level float switch. When
1-12 FUEL SYSTEM.
the MASTER SWITCH is set on PRIME & RUN AUX
FUEL it actuates the auxiliary fuel pump and transfers
1-12.1
The Fuel System (FIGURE 1-4), consists
fuel from the external fuel supply to the generator
of piping, fuel tank, transfer pump, fuel filter/water
Figure 1-4. Fuel System
Change 1
