T-45A UJPT, E2-C2, ADV, & IUT Eng-02
Engine
b.
Monitoring: fuel flow is automatically
controlled by FCU in conjunction with
ECA and throttle position when FUEL
CONTRL switch is set to NORMAL
(1) Minimum: 300 pph
(2) Maximum: 6,410 pph
2.
Manual fuel control system
Sg 2, fr 6
FUEL
LP
FUELCOOLED
CONTROL
FUELCONTR
FUELPUMP
OIL COOLER
HP OVERSPEED
NORMAL
SWITCH
GOVERNOR
HP
a.
Functional description
FILTER
FUEL PUMP
LPPUMP
MANUAL
MANUALFUEL
MANUAL
SHOT
FUEL
2
OFFUEL
SYSTEM
ALTITUDE
ACCEL
SWITCH
THROTTLE
RPM
SUB-IDLEFUEL
SERVO
INDICATOR
ACCEL
THROTTLE
CONTROL UNIT
PRESSURE
SWITCH
VALVE
CONTROL
(1) Operates similarly to main fuel
0
0
1
0
9
1
CAMBOX
0
2
8
2
7
3
654
30
100
PERCENT
FUEL
40
R.P.M.
SHUTOFF
90
50
(FUELTRIM)
CONTROL
VALVE
0
8
0
7
60
ENGINE
LANDING
LAUNCH
UNIT
70%
GEAR
BAR
SPEED
POSITION
POSITION
control, but automatic engine
5
ENGINE
T2
SWITCH
4
EGT
THERMOCOUPLE
6
CONTROL
JUNCTION BOX
3
AMPLIFIER
2
N1
GT
1
7
LAUNCH BAR
0CX100 8
MLG
AIRBRN.
OVER
RETRACT
PROX.
DATA
BOARD
EGT
SWITCH
RECORD.
INDICATOR
limiting controls do not function
1
N>70%
3
2
WT-ON
EXTEND
RPM
STEAMINGESTION
BLEEDVALVE
LEGEND
MLG
ENGINE
TO ECS
LAUNCH
PROX.
70%
SWITCH
LP FUEL
BAR
SPEED
POSITION
HP / NORM FUEL
(FUEL CONTRL switch set to
P
T
T6
SWITCH
WT-ON
1
2
MANUALFUEL
P0
BLEED AIR
LPSPEED
HP SPEED
MANUAL)
MANUAL FUEL SYSTEM
MANUAL FUEL SYSTEM
NOTE: In manual fuel control,
special precautions must be
observed because automatic fuel
control protections are inoperative.
CAUTION: If MANUAL fuel is
selected in either cockpit prior
to engine start, the MANUAL
FUEL advisory light will not be
illuminated until after the
throttle is placed to idle and fuel
flow is indicated.
(2) Receives fuel from HP fuel pump
NOTE: Complete loss of electrical
power precludes switching the fuel
control from the position selected.
(3) Throttle directly controls engine
fuel metering
(4) Special cautions must be
observed because automatic fuel
protections are inoperative
Page 2-14
(8-03) Original
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