737 Flight Crew Operations Manual
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Boeing Proprietary. Copyright © Boeing. May be subject to export restrictions under EAR. See title page for details.
D6-27370-4Q8-SJA
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Non-Normal ChecklistsMiscella neousFile Highlight
1 Announce the emergency descent. The pilot flying
will advise the cabin crew, on the PA system, of
impending rapid descent. The pilot monitoring will
advise ATC and obtain the area altimeter setting.
2 Passenger signs . . . . . . . . . . . . . . . . . . . . . . ON
3 Without delay, descend to the lowest safe
altitude or 10,000 feet, whichever is higher.
4 ENGINE START switches (both) . . . . . . . . . CONT
5 Thrust levers (both) . . . . . . . . . Reduce thrust to
minimum or as
needed for anti-ice
6 Speedbrake . . . . . . . . . . . . . . . .FLIGHT DETENT
- - - - - - - - - - - - - - - - - - - - - - -
PT804 - PT832
Caution! When gross weight is greater than
125,000 lbs, speed brake will
autostow to the 50% flight detent if
airspeed exceeds 320 knots. Do not
override autostow function unless
airspeed is less than 320 knots.
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Emergency Descent
Condition:
One or more of these occur:
•Cabin altitude cannot be controlled
•A rapid descent is needed.
If structural integrity is in doubt, limit speed as
much as possible and avoid high maneuvering
loads.
7
Set target speed to Mmo/Vmo.
March 24, 2017