737 Flight Crew Operations Manual
7.4
Boeing Proprietary. Copyright © Boeing. May be subject to export restrictions under EAR. See title page for details.
D6-27370-4Q8-SJA
7.4
8 PACK switch (affected side) . . . . . . . . . . . . . OFF
This step causes the operating pack to regulate
to high flow in flight with flaps up.
9 Choose one:
10 Balance fuel as needed.
PM398, PM411, PQ976 - PT832
11 Transponder mode selector . . . . . . . . . . . . . . TA
This step prevents climb commands which can
exceed single engine performance capability.
PP518, PP519
12 Transponder mode selector . . . . . . . . . . TA ONLY
This step prevents climb commands which can
exceed single engine performance capability.
13 ISOLATION VALVE switch. . . . . . . . . Verify AUTO
This step ensures bleed air is available to both
wings if wing anti-ice is needed.
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Continued on next page
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▼Engine Limit or Surge or Stall continued▼
APU is available for start:
APU . . . . . . . . . . . . . . . . . . . . . . START
When APU is running:
APU GEN switch
(affected side) . . . . . . . . . . . . .ON
►►Go to step 10
APU is not available:
►►Go to step 10
June 15, 2020
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