T-45A UJPT, E2-C2, ADV, & IUT Eng-09
Hydraulic System
(5) Arresting hook (hydraulic pressure
used for retraction only; extension
is by gravity free-fall, with pneu-
matic snubber pressure assist)
(6) Flaps and slats (hydraulic pres-
sure used for both extension and
retraction)
(7) Wheel brakes and anti-skid (hy-
draulic pressure used for both
operations)
D.
HYD 1 controls, switches, and indicators
Sg 2, fr 5
1.4.8.3
(1 Overlay)
1.
Left console, both cockpits
a.
HYD 1 pressure gauge
(1) Indicates output of HYD 1 system
HYDRAULIC SYSTEM PRESSURE
GAUGES/RESET BUTTON
pressure
(2) Calibrated from 0 to 4,000 psi in
200 psi increments and labeled
every 1,000 psi
b.
BRAKE pressure gauge
Overlay 1
(1) Indicates nitrogen pressure in
wheel brake/emergency flap
accumulator
(2) Calibrated from 0 to 4,000 psi in
BRAKE PRESSURE GAUGE
200 psi increments and labeled
every 1,000 psi
Sg 2, fr 6
2.
WCP, both cockpits: HYD 1 PRESS
caution light alerts aircrew of HYD 1 failure.
Illuminates when HYD 1 EDP pressure
drops below 1660 +/- 110 psi, extinguishes
30
BRAKE
40
PRESSURE
20
CABIN
when pressure rises above 2000 psi
LEFT
RIGHT
PRESSALT 50
10
X1000
TOD
TOD
IST
IST
I
I
W
W
0
WARNING/CAUTION LIGHT PANEL
Page 9-11
(8-03) Original
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