Understanding How an Aircraft’s Jet Engine Starts! A look at the Start Sequence of a Turbofan Engine

Hello. In this video we consider a turbofan engine on a commercial aircraft. These engines are started through a set of switches in the cockpit. The start sequence of the engine, gets initiated when the air from a high pressure air source enters the starter unit in the accessory gear box. In this video we see and understand what is start sequence by looking at the different components on the engine and how each component contributes to the engine start. hope you enjoy. thank you. Please Watch and Subscribe for more videos!