Engine and Related Systems
T-45C TS, ADV & IUT ENG-04
8.
FUEL SHUTOFF handle (fwd cockpit only)
Overlay 5
Fuel Shutoff Handle
a.
Down: permits fuel flow to supply engine and
GTS
b.
Pull up: isolates aircraft fuel system from the
engine and GTS
LESSON NOTES
Sg 3, fr 9
(6 overlays)
Engine Start
Use the following as a key when explaining the engine start
Switchology--
process using the simplified engine start switchology graphic.
Simplified
1.
IGNITION switch - NORMAL
2.
ENGINE START switch - ON
3.
GTS start button - PRESS (Momentarily)
Overlay 1
a.
GTS starts
Ignition Switch
NOTE: Engine ignition is activated when GTS
Overlay 2
button is pressed. (Will remain energized for
Engine Start Switch
30 seconds after its release if airborne)
Overlay 3
GTS Start Button
b. GTS advisory light on within 20 sec
Overlay 4
4.
ENGINE START switch - START (momentary)
Engine Start Switch
a. GTS accelerates to full power, start valve
opens, and dump valve closes
b.
READY advisory light on when engine N1 rpm
reaches 100 rpm in the correct direction, engine
ignition activates
Original (9-98)
Page 4-24
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