Hydraulic Subsystems
T-45C TS, ADV & IUT ENG-11
(a) Indicates pressure in wheel brake/
emergency flap accumulator when
engine not running (cockpit BRAKE
pressure gauge indicates same
pressure)
(b) Gauge calibrated from 0 to 4000 psi in
100-psi increments and labeled every
1000 psi
(c) When hydraulic fluid supply depleted
from accumulator, gauge displays
nitrogen pressure only
(d) Should indicate a minimum of 1300 psi
during preflight checks
Wheel Brake/
Emergency Flap System
Accumulator Gauge
WHEEL/BRAKE ACCUM
2
Wheel Brake
INF PRESS 1300 lbs/in
Pressure Release
86 BARS
Valve
20
10
30
0
40
Figure 12: WHEEL BRAKE/EMERGENCY FLAP ACCUMULATOR
PRESSURE GAUGE
(9-98) Original
Page 11-24
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