T-45C TS, ADV & IUT ENG-09
Hydraulic System
c.
Physical
(1) Mounted on and driven by engine
accessory gearbox
(2) Variable displacement pump
(3) Constant output pressure: 3000 psi at 9.6
gallons per minute
3.
Flight control (FC) accumulator
Overlay 3
HYD 2 FC
a.
Location: aft of right intake
Accumulator
b.
Description
(1) Stores power for ailerons and stabilator
during periods of high demand
(2) Dampens pressure fluctuations
c.
Physical
(1) Consists of a cylinder with a free-floating
piston that separates fluid from nitrogen
(2) Pressurized with nitrogen
(1100 + 50 psi)
4.
Wheel brake/emergency flap accumulator
Overlay 4
Wheel Brake/
a.
Location: right main landing gear wheel bay
Emergency Flap
Accumulator
b.
Description
(1) Stores power for emergency use of wheel
brakes in event of HYD 1 failure
(2) Stores power for emergency deployment
of full flaps in event of HYD 1 failure (no
retraction)
(9-98) Original
Page 9-8
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