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AA.III.E.K2FAA-S-ACS-11A · Nov 2023Knowledge

Appropriate power settings and V-speeds for takeoff and climb.

ACS element text (the applicant demonstrates understanding of)

Appropriate power settings and V-speeds for takeoff and climb.

Bottom line

The manufacturer’s recommended takeoff speed is necessary to provide adequate initial climb performance. A pilot should not attempt to force an aircraft to become airborne with a deficiency of speed.

Key numbers

Key numbers for Appropriate power settings and V-speeds for takeoff and climb.
NumberWhat it means
Full takeoff power, applied just as the floats begin rising on a waveRough water power
Best rate of climb (VY), once a safe airspeed is achievedSeaplane climb speed

FAA references

  1. PHAK ch. 5 (p. 5-12) — FAA-H-8083-25C (2023)
  2. SEA ch. 4 (p. 4-16) — FAA-H-8083-23
  3. SEA ch. 4 (p. 4-12) — FAA-H-8083-23
  4. RMH ch. 3 (p. 3-6) — FAA-H-8083-2A
  5. RMH ch. 3 (p. 3-7) — FAA-H-8083-2A
  6. AFH ch. 2 (p. 2-22) — FAA-H-8083-3C
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