What is the second step in the exit door arming procedure?

The second step in the exit door arming procedure involves pushing the lever. This action is crucial because it engages the arming mechanism for the emergency exit door. When the lever is pushed, it typically allows the door to be opened automatically in the event of an emergency, thereby ensuring the safety and rapid evacuation of passengers.

Understanding the function of this lever in the context of overall safety protocols aboard an aircraft helps reinforce the importance of each step in the exit door arming procedure. In this specific procedure, the correct sequence is essential for ensuring that the exit door is properly prepared for use when required. The action of pushing the lever demonstrates the proper operational steps that crew members must follow to ensure that they are ready in case of an emergency.