Egress System
T-45C TS, ADV & IUT ENG-15
c.
Components
Fig 5: Main Beam
Assembly
(1) Two main beams and upper and lower
crossbeams
(2) Shoulder Harness Retraction Unit
Sg 2, fr 4, pg 1
(3) Parachute deployment rocket
(6 overlays)
Ejection Seat
(4) Electronic sequencer
Components
(5) Drogue Deployment Catapult
(6) Barostatic release unit
(7) Two start switch/rocket initiators
(8) Two thermal batteries
Overlay 1
Components 2, 3, 4
(9) Two pitot heads
Overlay 2
(10) Drogue bridle release unit (2)
Components 5, 6
(11) Two ballistic manifolds
Overlay 3
Component 7
(12) Catapult manifold valve
Overlay 4
3.
Parachute assembly
Components 8, 9
a.
Location: attached to upper forward face of
Overlay 5
Components 9, 10, 11
main beams
Overlay 6
b.
Function: contains parachute assembly
Component 12
(6.2-meter conical) with risers extending down
to standard harness release units attached to
Sg 2, fr 8
torso harness
Parachute Assembly
NOTE: The parachute is packed in the metal
head box and is not a visible item as in other
ejection seats. A ribbon drogue used for
parachute deployment is packed in a
deployment bag within a rigid container.
(9-98) Original
Page 15-14
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