737 Flight Crew Operations Manual
8.23
Boeing Proprietary. Copyright © Boeing. May be subject to export restrictions under EAR. See title page for details.
D6-27370-4Q8-SJA
8.23
14 Choose one:
15 Descend to the lowest safe altitude or 10,000 feet,
whichever is higher.
16 When at 14,000 feet or below:
PT804 - PT817
Pressurization mode selector . . . . . . . MAN AC
PM398 - PQ976, PT826 - PT832
Pressurization mode selector . . . . . . . . . . MAN
Outflow VALVE switch . . . . . . . . . Hold in OPEN
until the outflow VALVE
indication shows fully open
This causes the cabin airflow to carry
smoke or fumes aft.
PM398 - PQ976, PT826 - PT832
►►Go to the Smoke, Fire or Fumes checklist on
page 8.10 and do the remaining steps
■ ■ ■ ■
▼Smoke or Fumes Removal continued▼
Smoke or fumes are controllable:
►►Go to the Smoke, Fire or Fumes
checklist on page 8.10 and do the
remaining steps
■ ■ ■ ■
Smoke or fumes are uncontrollable:
►►Go to step 15
Note: The outflow valve can take up to 20
seconds to open.
June 16, 2017
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