Explain general aircraft prestart precautions.
a. Before starting an engine, the wheels of the aircraft shall be chocked and the parking brake set unless a deviation from this requirement is specifically authorized by the applicable model NATOPS manual. b. Where applicable, intake screens shall be installed on jet aircraft. c. Prior to starting jet engines, intakes and surrounding ground/deck shall be inspected to eliminate the possibility of Foreign Object Damage (FOD). d. When an engine is started by nonpilot personnel for testing and warm-up purposes on aircraft other than transport and patrol class equipped with parking brakes, the plane shall be tied down. e. Whenever an engine is started, personnel with adequate fire extinguishing equipment, if available, shall be stationed in the immediate vicinity of the engine but safely clear of intakes or propellers.