Egress System
T-45C TS, ADV & IUT ENG-15
PROGRESS CHECK
Question 4 — 1.3.5.1.3
Why is it necessary to pin the seat light switch to the SOLO
position?
ANSWER: To bypass logic circuit that illuminates seat
caution light above 70% N2 when aft seat not occupied
Question 5 — 1.3.5.1.3
What is the function of the drogue parachute during high
altitude ejection?
ANSWER: To stabilize the seat and prevent tumbling
Sg 3, fr 2
Lesson Organization
CANOPY AND EJECTION SEAT
SYSTEMS
IV. NATOPS ejection parameters 1.3.5.1.3.1
* Canopy
* T-45 Ladder/Boarding Systems
A.
Minimum safe ejection altitudes—refer to charts in
* NACES
NATOPS section V, figure 17-2 (sheets 1 through 3)
* Ejection parameters
* Preflight
NOTE: There are two additional ejection charts not
replicated in this manual refer to your NATOPS as
Sg 3, fr 3
Fig 7: Minimum Safe
indicated above.
Ejection Altitudes
V.
Preflight checklist/servicing requirements 1.3.5.1.5
Sg 7, fr 2
Lesson Organization
NOTE: The following italicized steps on preflight checks/
services are excerpted from NATOPS procedures.
CANOPY AND EJECTION SEAT
SYSTEMS
A.
Entering Cockpit
* Canopy
* T-45 Ladder/Boarding Systems
1.
Cockpit area
* NACES
* Ejection parameters
a.
Windscreen/canopy - CHECK SECURED, NO
* Preflight
DEEP SCRATCHES, NO DELAMINATION,
SEALS GOOD
b.
MDC firing handle safety pin - REMOVED AND
STOWED
Page 15-32
(9-98) Change 4
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