SUBPART E—Powerplant (§25.901 to §25.1207)
- 25.901—Installation.
- 25.903—Engines.
- 25.904—Automatic takeoff thrust control system (ATTCS).
- 25.905—Propellers.
- 25.907—Propeller vibration and fatigue.
- 25.925—Propeller clearance.
- 25.929—Propeller deicing.
- 25.933—Reversing systems.
- 25.934—Turbojet engine thrust reverser system tests.
- 25.937—Turbopropeller-drag limiting systems.
- 25.939—Turbine engine operating characteristics.
- 25.941—Inlet, engine, and exhaust compatibility.
- 25.943—Negative acceleration.
- 25.945—Thrust or power augmentation system.
- 25.951—General.
- 25.952—Fuel system analysis and test.
- 25.953—Fuel system independence.
- 25.954—Fuel system lightning protection.
- 25.955—Fuel flow.
- 25.957—Flow between interconnected tanks.
- 25.959—Unusable fuel supply.
- 25.961—Fuel system hot weather operation.
- 25.963—Fuel tanks: general.
- 25.965—Fuel tank tests.
- 25.967—Fuel tank installations.
- 25.969—Fuel tank expansion space.
- 25.971—Fuel tank sump.
- 25.973—Fuel tank filler connection.
- 25.975—Fuel tank vents and carburetor vapor vents.
- 25.977—Fuel tank outlet.
- 25.979—Pressure fueling system.
- 25.981—Fuel tank ignition prevention.
- 25.991—Fuel pumps.
- 25.993—Fuel system lines and fittings.
- 25.994—Fuel system components.
- 25.995—Fuel valves.
- 25.997—Fuel strainer or filter.
- 25.999—Fuel system drains.
- 25.1001—Fuel jettisoning system.
- 25.1011—General.
- 25.1013—Oil tanks.
- 25.1015—Oil tank tests.
- 25.1017—Oil lines and fittings.
- 25.1019—Oil strainer or filter.
- 25.1021—Oil system drains.
- 25.1023—Oil radiators.
- 25.1025—Oil valves.
- 25.1027—Propeller feathering system.
- 25.1041—General.
- 25.1043—Cooling tests.
- 25.1045—Cooling test procedures.
- 25.1091—Air induction.
- 25.1093—Induction system icing protection.
- 25.1101—Carburetor air preheater design.
- 25.1103—Induction system ducts and air duct systems.
- 25.1105—Induction system screens.
- 25.1107—Inter-coolers and after-coolers.
- 25.1121—General.
- 25.1123—Exhaust piping.
- 25.1125—Exhaust heat exchangers.
- 25.1127—Exhaust driven turbo-superchargers.
- 25.1141—Powerplant controls: general.
- 25.1142—Auxiliary power unit controls.
- 25.1143—Engine controls.
- 25.1145—Ignition switches.
- 25.1147—Mixture controls.
- 25.1149—Propeller speed and pitch controls.
- 25.1153—Propeller feathering controls.
- 25.1155—Reverse thrust and propeller pitch settings below the flight regime.
- 25.1157—Carburetor air temperature controls.
- 25.1159—Supercharger controls.
- 25.1161—Fuel jettisoning system controls.
- 25.1163—Powerplant accessories.
- 25.1165—Engine ignition systems.
- 25.1167—Accessory gearboxes.
- 25.1181—Designated fire zones; regions included.
- 25.1182—Nacelle areas behind firewalls, and engine pod attaching structures containing flammable fluid lines.
- 25.1183—Flammable fluid-carrying components.
- 25.1185—Flammable fluids.
- 25.1187—Drainage and ventilation of fire zones.
- 25.1189—Shutoff means.
- 25.1191—Firewalls.
- 25.1192—Engine accessory section diaphragm.
- 25.1193—Cowling and nacelle skin.
- 25.1195—Fire extinguishing systems.
- 25.1197—Fire extinguishing agents.
- 25.1199—Extinguishing agent containers.
- 25.1201—Fire extinguishing system materials.
- 25.1203—Fire detector system.
- 25.1207—Compliance.