Engine and Related Systems
T-45C TS, ADV & IUT ENG-04
III.
Engine system controls, switches, and indicators 1.4.6.3
Sg 3, fr 2
Lesson Organization
A.
Cockpit controls: all engine function controls located on
left consoles, both cockpits
ENGINE AND RELATED SYSTEMS
* Major components of the T-45C engine
1.
IGNITION switch (fwd cockpit only)
* Engine operating characteristics
* Controls,switches,and
a.
NORMAL (guarded): controls power supply to
indicators
ignition system
* Engine servicing
* Engine/aircraft interfaces
b.
ISOLATE: deenergizes ignition system
Sg 3, fr 3
(5 Overlays)
2.
ENGINE start switch
Fig 5: Engine Controls
a.
START (spring loaded to ON): accelerates
Overlay 1
GTS to full power to start engine, closes GTS
Engine Start Switch
dump valve, routes air to ATS
b.
ON: energizes start control unit
c.
OFF: manually shuts down GTS operation and
deenergizes start control unit
3.
GTS start button
Overlay 2
GTS Start Button
a.
When momentarily pressed, starts the GTS and
energizes ignition
b.
Activates engine igniters for duration 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
READY signal.
4.
Throttle friction knob (fwd cockpit only): when
rotated, adjusts throttle friction. Clockwise rotation
increases friction.
Original (9-98)
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