W-3A Sokol Helicopter In Chile, the service is volunteer firefighter and service to fight forest fires is also in charge of CONAF therefore has a helicopter and three airplanes. The helicopter is using the W-3A Sokol. The planes are Dromader PZL M-18B. The helicopter is equipped with bucket bamby to 1500 liters, equipment for snow, a powerful winch and space to transport firefighters and rescue in very handy. The aircraft are used in spraying and fighting forest fires.