Orders changes in fuel supply, load, route, or schedule to ensure safety of flight.
Reads gauges to verify that oil, hydraulic fluid, fuel quantities, and cabin pressure are at prescribed levels prior to starting engines. Starts engines and taxies airplane to runway. Sets brakes, and accelerates engines to verify operational readiness of components, such as superchargers, carburetor-heaters, and controls. Contacts control tower by radio to obtain takeoff clearance and instructions. Releases brakes and moves throttles and hand and foot controls to take off and control airplane in flight.