T-45C TS, ADV & IUT ENG-27/ENG-28
Engineering Review
(1) rpm 55% +/- 2% at sea level with bleed
valve closed
(2) EGT varies between 350 and 450 C
b.
Takeoff
(1) rpm is 98 - 100%
(2) EGT should not exceed 610 C. May
raise to 645 C for up to 20 seconds
(3) Fuel flow approximately 4800 pph
c.
In flight
(1) MRT - 104% and 610 C for 30 min/
flight hour
(2) Maximum transient/acceleration is
104% and 645 C for 20 seconds
(3) Maximum continuous is 100% and
550 C
2.
Air intake and compression
Sg 2, fr 54
Engine Pressure and
a.
Temperature
b.
which raises air pressure and discharges it into
combustion chamber
c.
Bypass air (N1 compressor air)
an annular bypass duct and mixed with
turbine exhaust gases in exhaust mixer
(2) Small portion of bypass air is tapped from
bypass duct and used to cool exhaust cone
(9-98) Change 5
Page 27-22
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