Flight Controls
T-45A UJPT, E2-C2, ADV, & IUT Eng-11
(2) Function: three-position control
with detents for selecting flaps UP,
1/2, or DN. Forward and aft
controls are mechanically linked
and operate the flap hydraulic
valve via a common electrical
switch (requires 28 VDC essential
services bus power)
b.
EMERG FLAPS switch
(1) Location: landing gear panel,
Overlay 1
below and outboard of emergency
gear handle, in both cockpits
(2) Function: directs pressure from
wheel brake/emergency flap
accumulator in event of HYD 1
failure to fully extend flaps
EMERG FLAPS SWITCH
(requires 28 VDC essential
services bus power)
Overlay 2
c.
FLAP position indicator
(1) Location: instrument panel, just
below UHF/VHF #1
(2) Function: displays flaps as UP,
1/2, or DN
FLAP POSITION INDICATOR
4.
Operating characteristics/limitations
Sg 3, fr 4
a.
Flaps raised and lowered via single
HYD 1
MECHANICAL
ELECTRICAL
actuator
FWD/AFT
Flaps/Slats
Slat Selector
Valve
Slat Actuator
SlatActuator
b.
Powered by HYD 1 via push-pull
control rods and bellcrank levers
c.
Extension of flaps via wheel brake/
FLAP SYSTEM COMPONENTS--
emergency flap accumulator in event of
SIMPLIFIED
HYD 1 failure
Page 11-22
(8-03) Original
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