JS1 Jet Sustainer Flight Manual Supplement - Issue 1
Date of issue: 31.03.2016
Accepted section
Page 7–2
mounted.
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shows the pylon in
the fully extended (raised) position.
7.1.2. Main doors
The opening and closing of the jet main doors is operated by a cam
driven bellcrank assembly. Two pushrods attached to the bellcrank
assembly open and close the main doors.
The opening and closing cycle of the doors is controlled by a cam
follower, connected to the main doors. The linear actuator also drives
this cam which is attached to the front pylon. Figure 7-2 shows the
system in the engine extended (raised) position with the jet doors
closed (pylon not shown).
Figure 7-2: Kinematics system
