MARINE CORPS TM 6115-12/7
efficient flowing supply of fuel
MAINTENANCE OF FUEL SYSTEM
turbine engine. The
supported by an externally mounted,
32-gallon (121.13 1) fuel tank. A full
tank provides approximately four hours
Components mounted in
the fuel housing are the fuel transfer
pump, primary fuel filter, secondary
high pressure pump, and
t h e
f u e l
v a l v e .
These components combine to
control the fuel flow to the fuel
m a n i f o ld
e n g i n e .
The fuel manifold has three
fuel Injection nozzles that provide a
fine mist of fuel to support combustion
in the turbine combustion chamber. The
fuel system provides the turbine engine
with a fuel flow at the rate required
e n g i n e
l o ad
A block diagram of the
fuel system is shown in figure 4-23.
If not specified in
accordance with table 1-1,
T o r q u e
Fuel Housing Access.
(1) Remove power cable from cable
To prevent injury, ensure that
battery cable plug connector is
disconnected from battery before
(2) Disconnect battery cable plug
connector from battery.
(3) Unlatch and open fuel housing
Secure in open position.
b. Draining the Fuel system.
(1) Gain access to fuel housing
under drain of primary fuel filter.
To prevent injury from explosion
fuel in a
from all open flames and sparks.
Tag and, disconnect inlet fuel
transfer fuel pump. Cap fuel
Close drain when fuel
(5) Carefully unscrew and remove
bowl of secondary fuel filter.
fuel into container.
Install bowl on
filter and tighten hand tight.
Closinq t he Fuel Housing.
(1) Close and securely latch fuel
housing access door.
(2) Connect battery cable plug
connector to battery.
(3) Stow power cable on cable