T-45C TS, ADV & IUT ENG-27/ENG-28
Engineering Review
(iv) Dampens pressure fluctuations
(c) Physical
(i)
Consists of a cylinder with a free-
floating piston that separates fluid
from nitrogen
(ii) Pressurized with nitrogen
(1300 + 50 psi)
(5) Power supply package
Sg 6, fr 8
Power Supply Package
(a) Flight control
(i)
Description: a priority valve
isolates general services and
redirects HYD 1 pressure to flight
controls when HYD 1 pressure
drops below 1500 psi
Sg 6, fr 9
(b) Wheel brake/emergency flap valve
Wheel Brake/
Emergency Flap
(i)
Description: with HYD 1 system
Priority Valve
loss, priority valve disables
emergency flap operation from the
wheel brake/emergency flap
accumulator at 2200 psi
(ii) Physical: part of multi-valve
package consisting of a priority
valve, a thermal relief valve, and a
standby flap system emergency
valve
(6) Hand pump
Sg 6, fr 10
Hand Pump
(a)
Location: right intake, door labeled
HYD HAND PUMP/ GROUND LOCK
PINS
(b)
Functional: hand pump supplies up to
2800 psi to recharge wheel brake/
emergency flap accumulator without
(9-98) Original
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