T-45A UJPT, E2-C2, ADV, & IUT Eng-26
Engineering Review
caution light illuminates, MSTR
ALERT flashes and caution tone
sounds
3.
FUEL PRESS caution light
a.
Location: WCP, both cockpits
b.
Function: illuminates:
(1) On low fuel tank pressurization
(2) When pressure differential across
a boost pump is less than 4.7 to
3.52 psi
NOTE: Loss of boost pump pres-
sure could result in fuel starvation
and engine flameout in certain
negative g flight/maneuvers.
NOTE: Above 25,000 ft, fuel
vaporization/venting will verify a
pressurization failure.
4.
FUEL SHUTOFF T-handle
a.
Location: aft panel of left console, fwd
cockpit only
b.
Function: opens and closes fuel
shutoff valve, controlling fuel supply to
engine and GTS system (normal--
open; during certain emergencies--
closed)
NOTE: With the engine at MRT, pulling the
FUEL SHUTOFF T-handle will result in
engine shutdown in less than one second.
Confirmed by actual aircraft emergency
shutdown with throttle stuck at MRT--
February 1996.
Page 26-16
(8-03) Original
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