Flight Instructor Airplane · Area XIII: Multiengine Operations

Task C. Demonstration of Effects of Various Airspeeds and Configurations during Engine Inoperative Performance (AMEL and AMES)

FAA-S-ACS-25 · Effective 2024-05-31

Knowledge

What you should understand and be able to explain.

12 elements
  • AI.XIII.C.K1
    Purpose for and elements of demonstration of effects of various airspeeds and configurations during engine inoperative performance.
  • AI.XIII.C.K2
    Selection of appropriate altitude for the demonstration.
  • AI.XIII.C.K3
    Proper entry procedure to include pitch attitude, bank attitude, and airspeed.
  • AI.XIII.C.K4
    Effects on performance of airspeed changes at, above, and below VYSE.
  • AI.XIII.C.K5
    Effects on performance of various configurations including:
  • AI.XIII.C.K5a
    Landing gear extended
  • AI.XIII.C.K5b
    Wing flaps extended
  • AI.XIII.C.K5c
    Landing gear and wing flaps extended
  • AI.XIII.C.K5d
    Windmilling propeller on the inoperative engine
  • AI.XIII.C.K6
    Airspeed control throughout the demonstration.
  • AI.XIII.C.K7
    Smooth control technique and coordination throughout the demonstration.
  • AI.XIII.C.K8
    Common errors related to this Task.

Risk management

Risks to recognize and decisions to consider.

6 elements
  • AI.XIII.C.R1
    Altitude selection.
  • AI.XIII.C.R2
    Entry and recovery procedures.
  • AI.XIII.C.R3
    Loss of control or stall.
  • AI.XIII.C.R4
    Configuring the airplane.
  • AI.XIII.C.R5
    Collision hazards.
  • AI.XIII.C.R6
    Distractions, task prioritization, loss of situational awareness, or disorientation.
Skill elements and task objectives

This page covers knowledge and risk management. For the complete task, including skill standards, open the FAA document (PDF).