T-45A UJPT, E2-C2, ADV, & IUT Eng-19
Flight Instruments
(a) Requires 30-second warmup
prior to caging
(b) Caging gyro results in fast
erection within 45 seconds
(normal rate is 2-4 degrees
per minute)
(2) Red caging flag appears when
caging knob is pressed (PUSH TO
CAGE)
(3) Striped power OFF flag appears if
power supply fails or faults
develop within instrument
(4) Bank index indicates roll in 10-,
20-, 30-, 60-, and 90-degree
increments in both directions
d.
Subsystem interface: requires/
receives 28 VDC essential services
bus power
NOTE: The standby AI provides up to
3 minutes of attitude information after
a total power failure.
NOTE: Do not cage the standby
attitude indicator within 30 seconds
after power up or press with excessive
force or repeated jabbing action.
2.
Two-inch AI (aircraft 163635 and up; also
Sg 4, fr 3
163600 thru 163634 after T-45A AFC-71)
a.
Location: center instrument panel left
of HSI, both cockpits
b.
Function: self-contained, two-colored
moving drum indicating aircraft attitude
TWO-INCH STANDBY ATTITUDE
(accurate to 90 degrees nose up and
INDICATOR
78 degrees nose down in pitch, and
(8-03) Original
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