TM 55-2835-209-23
Section II EQUIPMENT DESCRIPTION AND DATA
1-8 EQUIPMENT CHARACTERISTICS, CAPA-
BILITIES AND FEATURES
supplied to combustor assembly.
Diffuser directs exhaust gas to
turbine wheel to generate rota-
CHARACTERISTICS
tional power.
2.
COMBUSTION CHAMBER: Area where
l
Supplies shaft power for driving
an electrical generator.
fuel and compressed air are
burned to drive turbine wheel
in turbine assembly.
l
Supplies air for engine start-
ing.
3.
BLEED AIR MANIFOLD: Connects
l
Gas turbine engine.
CAPABILITIES AND FEATURES
bleed air from combustor case
to system.
4.
OIL SUMP:
Part of gearbox as-
sembly.
l
Operational rotor speed at 100%
is 58,759 rpm.
5.
FUEL CONTROL SYSTEM:
Supplies
Axial pad output shaft speed is
and controls fuel flow to com-
12,000 rpm for generator.
bustion chamber.
l
Axial pad output shaft speed is
6.
GEARBOX ASSEMBLY:
Driven by
8,190 rpm for starter.
turbine assembly.
Reduces tur-
bine speed to accessory drive
1-9 LOCATION AND DESCRIPTION OF MAJOR
COMPONENTS
pad (generator) and transmits
drive to the accessory drive
assembly.
1.
TURBINE ASSEMBLY: Air enters
7.
IGNITION UNIT:
Provides high
air inlet.
Air is compressed
voltage to igniter plug assem-
by compressor rotor and
bly.
1-3
