T-45A UJPT, E2-C2, ADV, & IUT Eng-15
Egress System
(a) Switch in NORMAL: if either
seat is unarmed and throttle
position exceeds 70% N2
RPM, MSTR ALERT flashes,
SEAT UNARMED on WCP
illuminates, and caution tone
sounds
(b) Switch pinned to SOLO: aft
seat UNARMED indicators
are disabled
b.
Command ejection selector positions
(1) BOTH: initiation of either fwd or
aft seat fires aft seat, then fwd
seat with a 0.4-second delay
between firings
(2) FWD-BOTH/AFT-SELF
Overlay 1
(a) Initiation by fwd seat fires aft
seat followed 0.4 seconds
later by fwd seat
(b) Initiation by aft seat fires aft
seat only
FWD-BOTH/AFT-SELF
NOTE: If ejection is initiated
by the FWD seat, the FWD
seat firing circuit is routed
through a 0.5-second delay
cartridge. This serves as a
backup to the 0.4-second
delay initiator.
Overlay 2
(3) SOLO
(a) Selected with red metal
selector collar and red safety
pin on seat light switch
installed
SOLO
(8-03) Original
Page 15-23
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