Engine and Related Systems
T-45C TS, ADV & IUT ENG-04
B.
Engine fuel system: engine-driven low- and high-
pressure fuel pumps with manual and automatic fuel
metering controls
Sg 1, fr 6
Fig 2: Engine Starting
System Block Diagram
C.
Engine lubrication system: self-contained, engine-driven,
full-flow recirculating system
D.
Engine starting system
RE A D Y AD VISO R Y LIG H TS
TO ATM OSPHERE
W IN G TAN K
BOOST PUM P
R EADY
GTS
G TS O IL
FUEL SHU TO FF
FUE L VENT
TANK
GTS
READY
VALVE
TAN K
LO W PR ESSUR E
SH U TO FF VALVE
F ILT ER
EC A
CHECK VALVE
FUEL/O IL
FUEL SPILL
100 RPM N
PUMP
1
VALVE
D ISTRIBU TIO N
STAR T
U N IT
AL TITU DE
C ONTROL
SW IT CH
U NIT
IGN ITER
UN IT
O IL PRESSU RE SW ITC H
ENG INE
START
SW IT CH
D C STAR TER
G TS
MO TOR
SPEE D PRO BE
ENG INE
GTS
GTS
STAR T
D U M P VAL VE
START
STAR T
SW ITCH
BU TTON
BUTTON
PU RG E
VALVE
TO ATM O SPH ER E
START
VA LVE
PILOT
DUMP VALVE
IGNITION
SWITCH
AIR
TUR BIN E
DR AIN
EN G INE
STAR TER
VALVE
ESSEN TIAL SER VIC ES BUS
D R AIN
SPEE D PR O BE
O VER BO ARD
LEGEND
FUEL
SPILL F UEL
O IL
AIR
EL ECTRIC AL CO M M A ND
EL ECTR IC AL MO NITO R IN G
Figure 2: ENGINE STARTING SYSTEM BLOCK DIAGRAM
Original (9-98)
Page 4-4
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