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AI.V.F.K1aFAA-S-ACS-25 · Nov 2023Knowledge

a. Reasons for checking each item

ACS element text (the applicant demonstrates understanding of)

Purpose of before takeoff checklist items, including: a. Reasons for checking each item

Bottom line

Checklists verify that the aircraft instruments and systems are checked, set, and operating properly. Just prior to takeoff is one of the critical go/no-go decision points on each and every flight.

FAA references

  1. PHAK ch. 2 (p. 2-23) — FAA-H-8083-25C (2023)
  2. PHAK ch. 2 (p. 2-13) — FAA-H-8083-25C (2023)
  3. PHAK ch. 9 (p. 9-4) — FAA-H-8083-25C (2023)
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