Airman Certification Standards
ACS CH.II.D
Before Takeoff Check
This reproduces published FAA reference text for study. It does not replace the current official FAA publication or regulation.
Knowledge
K1
Purpose of before takeoff checklist items, including:
K1a
a. Reasons for checking each item
K1b
b. Detecting malfunctions
K1c
c. Configuring the helicopter as recommended by the manufacturer
Risk Management
R1
Division of attention while conducting before takeoff checks.
R2
Unexpected or unclear clearances from ATC.
Skill
S1
Complete the appropriate checklist(s).
S2
Review takeoff performance and emergency procedures.
S3
Verify that the powerplant temperature(s) and pressure(s) are suitable for takeoff.
S4
Maintain powerplant and main rotor (Nr) speed within normal limits.
S5
Divide attention inside and outside the helicopter. 13
Retrieved from ecfr.gov on July 17, 2026.