T-45A UJPT, E2-C2, ADV, & IUT Eng-02
Engine
III.
Engine system controls, switches, and indicators
Sg 3, fr 1
1.4.6.3
Lesson Organization
A.
Cockpit controls: all engine function controls
Sg 3, fr 2
located on left consoles, both cockpits
(5 Overlays)
1.
IGNITION switch (fwd cockpit only)
STBY STAB TRIM
FUELCONTR
RUDDER TRIM
R
NORMAL
L
NOSE DN
NOSE UP
MANUAL
a.
NORMAL (guarded): controls power
IGNITION
ENGINE
CONTRAUG
START
ALL
ISOLATE
supply to ignition system
SBI
O
N
RESET
NORMAL
OFF
b.
ISOLATE: deenergizes ignition
ENGINE CONTROLS
system
2.
ENGINE switch
Overlay 1
a.
START (spring-loaded to ON):
accelerates GTS to full power to start
engine, closes GTS dump valve,
routes air to ATS
b.
ON: energizes start control unit
ENGINE SWITCH
c.
OFF: manually shuts down GTS
operation and deenergizes start
control unit; does not shut down
aircraft engine--only GTS
3.
GTS start button
Overlay 2
a.
When momentarily pressed, starts the
GTS and energizes ignition system;
brings electric fuel boost pump(s) on
GTSSTART
BUTTON
line
b.
Activates engine igniters for duration
GTS START BUTTON
of press both on the deck and airborne
NOTE: GTS button will activate
igniters for duration of press + 30
seconds when airborne. On deck will
activate for duration of press;
30-second period begins when ECA
passes ROTATION signal.
(8-03) Original
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