T-45C TS, ADV & IUT ENG-26
Engine Start Procedures
2.
FUEL CONTROL switch - MANUAL
M FUEL advisory light illuminates. Note engine
RPM may decrease by up to 6%
3.
FUEL CONTROL switch - NORMAL
M FUEL advisory light goes out and ensure previous
RPM is achieved
4.
HYD 2 RESET button - PRESS
Check that HYD 2 caution light goes out
and hydraulic pressure indicates in normal range
5.
Hydraulic pressure - 3000 PSI
Sg 2, fr 13
Engine Idle RPM
(NATOPS Fig. 4-2)
6.
Throttle - IDLE, CHECK EGT AND RPM, ENSURE
BLEED VALVE CLOSED AND RPM +/- 2
PERCENT IDLE RPM PER FIGURE 4-2
NOTE: Bleed valve closure can be confirmed by
noting RPM increased approximately 3% and EGT
decreased by 50 degrees C from previous
indications.
PROGRESS CHECK
Question 1 — 1.4.1.1.2
What is the source of electrical power to the engine
ANSWER: 28 VDC essential services bus
Question 2 — 1.4.1.1.2
Explain the indications of the GTS and READY advisory
lights.
ANSWER: The GTS light indicates that the gas turbine starter
has started and has reached its idle speed of 86%. The
READY light indicates that the engine N1 shaft is rotating in the
correct direction with a shaft speed > 100 rpm.
(9-98) Change 3
Page 26-17
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