Figure 2-31.--Underseat rocket motor MK 123 MOD 0 (SJU-17(V)2/A, 3/A, and 5/A).
of the catapult to carry the seat clear of the
3. To the pitot mechanisms to deploy the pitot
aircraft.
heads.
4. Via the LH ballistic manifold and trombone
Sequencer Modes
tube to the underseat rocket motor (fig. 2-31).
The rocket motor ignites, sustaining the thrust
Figures 2-32 and 2-33 identify the various modes.
Electronic sequencer timing (table 2-1) commences
Figure 2-32.--Ejection modes.
2-28