T-45C TS, ADV & IUT ENG-14
Flight Control System Malfunctions
HYD 1
RETURN
R ETR AC T PORT 6
3
EXTEND PORT
3
-UP
F
L
5
A
P
S
/
-1/2
1
S
L
A
T
S
-D
N
4
HYD 1
PRESSURE
2
5
S LA T S E L E C T O R A S S E M B L Y
EXTEND PORT
6
NOTES:
1 . S Y S T E M IS S H O W N W IT H S L A T S R E T R A C T E D .
R ETR AC T PORT
2 . T H E E X T E N D S ID E O F T H E S L A T A C T U A T O R P IS T O N H A S A
G R E A T E R A R E A T H A N T H E R E T R A C T S ID E . T H IS A L L O W S
T H E E X T E N D H Y D R A U L IC P R E S S U R E T O O V E R C O M E T H E
R E T R A C T H Y D R A U L IC P R E S S U R E A N D E X T E N D T H E S L A T S .
LEGEND
EXTEND SOLENOID VALVE
SELECTOR VALVE
1
4
ELECTRICAL
HYD 1 PRESSURE
RETRACT SOLENOID VALVE
LOCK ACTUATOR
2
5
RESTRICTOR
HYD 1 RETURN
3 THERMAL RELIEF VALVE
SLAT ACTUATOR
6
SYNCHRONIZING DRIVE
NORMAL FLOW DIRECTION
SHAFT/GUIDE TUBE ASSY
CHECK VALVE
Figure 2: SLAT SYSTEM OPERATION
Original (9-98)
Page 14-11
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