Boeing 737 - Engine In-Flight Start

737 Flight Crew Operations Manual
7.22
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D6-27370-4Q8-SJA
7.22
1 Do this checklist only after completion of the
Engine Failure or Shutdown checklist or as directed
by the Engine Limit or Surge or Stall checklist or by
the Loss of Thrust on Both Engines checklist.
2 Check the In-Flight Start Envelope. Starts are not
assured outside of the in-flight start envelope.
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Engine In-Flight Start
Condition:
An engine start is needed and all of the
following are true:
• There was no engine fire
• There is N1 rotation
• There is no abnormal airframe vibration
Note: Use a starter assist if N2 is below 15%.
December 20, 2018