Helicopter Emergencies and  Hazards Chapter 11 Introduction Today, helicopters are quite reliable. However, emergencies  do occur, whether a result of mechanical failure or pilot  error, and should be anticipated. Regardless of the cause, the  recovery needs to be quick and precise. By having a thorough  knowledge of the helicopter and its systems, a pilot is able  to handle the situation more readily. Helicopter emergencies  and the proper recovery procedures should be discussed and,  when possible, practiced in flight. In addition, by knowing  the conditions that can lead to an emergency, many potential  accidents can be avoided. 