T-45C TS, ADV & IUT ENG-11
Hydraulic Subsystems
HYD 1
PA RK ING
BR AK E
W HEEL BRAKES ACCUM
BR AK E
2
INF PRESS 1300 lbs/in
M AS TE R
86 BARS
CY LINDER S
S K ID
S K ID
DE-SPIN
FLA P
ANTI-SKID
BR AKE
ACTUATOR
S YS TE M
ON
BRAKE
ANTI-SKID
C O N TR O L
OFF
CONTROL
V A LVE
BOX
BR AKE
SPEED
SPEED
SENSOR
SENSOR
ANTI-SKID
AN TI-SK ID
ON
VA LVE
OFF
HYD 1 RETURN
Figure 10: WHEEL BRAKE/ANTI-SKID SYSTEM BLOCK DIAGRAM
e.
De-spin actuator: signals brake control valve
to apply hydraulic power to brake units to stop
wheel rotation when gear is raised
f.
Parking brake: mechanically operates brake
control valve to apply hydraulic pressure
simultaneously to both wheel brake units to
park aircraft
g.
Anti-skid control box: “brains” of anti-skid
system; controls operation of anti-skid valve
h.
Speed sensors: measure rotation speed of
each wheel; resulting signal sent to anti-skid
control box and used to predict when a wheel is
about to skid
2.
Controls and indicators 1.4.10.3, 1.4.11.3
a.
Brake pedals
(1) Location: top of each rudder pedal, both
cockpits
(9-98) Original
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