Do not unstrap from the seat until all
motion stops. The possibility of injury
and disorientation requires that evacua-
tion not be attempted until the aircraft
comes to a complete stop.
1.
2.
3.
4.
Radio calls/transponder - As required.
Crew emergency briefing - As required.
Bleed air valve switches - ENVIRO OFF.
Cabin pressure dump switch - CABIN
PRESS DUMP.
The rudder boost system may not operate
when the brake deice system is in use.
Availability of the rudder boost system
will be restored to normal when the
BRAKE DEICE switch is turned off.
5.
6.
7.
8.
9.
10.
11.
Cabin emergency hatch - Remove and stow.
Seat belts and harnesses - Secured.
Gear - UP.
Flaps - DOWN.
Nonessential electrical equipment - OFF.
Approach - Normal, power on.
Emergency lights - As required.
IF CONDITION PERSISTS:
2. Bleed air valve switches - PNEU &
ENVIRO OFF.
3.
Rudder trim - Adjust.
c.
Unscheduled Electric Elevator Trim. In the
event of unscheduled electric elevator trim, perform
the following:
1.
Elevator trim switch - OFF.
2.
Elevator trim circuit breaker - Out.
9-30
FLIGHT CONTROLS MALFUNCTION.
9-31. BAILOUT.
Use the following procedures, as applicable, for
flight control malfunctions.
a.
Autopilot/Yaw Damp Emergency Discon-
nection. The autopilot can be disengaged by any of
the following methods:
I.
2.
3.
4.
5.
6.
Pressing the DISC - TRIM - AP - YD
disconnect switch (control wheels).
Pressing the autopilot "AP ENGAGE"
pushbutton on the autopilot mode
selector control panel.
Pressing the go-around switch (left
power lever), (yaw damper will remain
on).
Pulling the AP CONTR and AFCS
DIRECT circuit breakers (overhead
control panel).
Setting AVIONICS MASTER PWR
switch (overhead control panel) to the
OFF position.
Setting aircraft MASTER switch (over-
head control panel) to the OFF posi-
tion.
TM 55-1510-221-10
b.
Unscheduled Rudder Boost Activation. Rud-
der boost operation without a large variation of
power between engines indicates a failure of the sys-
tem. Perform the following:
1.
Rudder boost - OFF.
NOTE
When the decision has been made to abandon
the aircraft in flight, the pilot will give the warning
signal. Exit from the aircraft will be through the
main entrance door, and in the departure sequence
using the exit routes as indicated in figure 9-1. Pro-
ceed as follows if bailout becomes necessary:
1.
Notify crew to prepare to bail out.
2.
Distress message - Transmit.
3.
Voice security - ZEROIZE.
4.
Transponder - 7700.
5.
Mode 4 - Zeroize.
6.
Flaps - DOWN.
7.
Airspeed - 100 KIAS.
8.
Trim - As required.
9.
Autopilot - Engage.
10.
Cabin pressure switch - DUMP.
11.
Parachute - Attach to harness.
12.
Cabin door - Open.
13.
Abandon the aircraft.
9-15
