Aircraft Malfunction Event

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	26.1- Periodic Inspections - An event involving the aircraft's periodic inspections
	26.2- Dimensions and Areas - An event involving the aircraft's dimensions and areas
	26.3- Lifting and Shoring - An event involving the aircraft being lifted and shored
	26.4- Leveling and Weighing - An event involving the aircraft's intended levels and weights
	26.5- Towing and Taxing - An event involving the towing and taxing procedures
	26.6- Parking, mooring, storage and return to service - An event involving the parking, mooring, storage, and other restoration to services
	26.7- Placards - An event involving the positioning and use of placards or labels
	26.8- Service and Routine Maintenance - An event involving the servicing and routine maintenance of the aircraft
	26.9- Vibration and noise analysis - An event involving the aircraft's vibration and noise analysis systems
	Airframe - An event or malfunction involving the aircraft's airframe system or components including the aircraft's Airborne auxiliary power, Autoflight, Central maintenance system, Communications, Electronic panels and multipurpose components, Electrical power, Equipment/furnishings Fire protection, Flight controls, Fuel system, Hydraulic power Ice and rain protection, Indicating/recording systems, Information systems, Landing gear, Lights, Navigation, Oxygen, Pneumatic, Vacuum, Water ballast, or Water/waste
	26.10- Air conditioning system - An event or malfunction involving the aircraft's air conditioning system
	26.11- Airborne auxiliary power - An event or malfunction involving the aircraft's airborne auxiliary systems, which furnish electrical power when engine-driven generators are not operating or when external power is not available
	26.12- Autoflight - An event or malfunction involving the aircraft's autoflight system, which compromises an automatic flight control system which controls primary flight controls to meet specific mission requirements
	26.13- Central maintenance system -An event or malfunction involving the aircraft's central maintenance system, which shares onboard connections with all flight systems collects their data centrally
	26.14- Communications - An event or malfunction involving the aircraft's communication systems
	26.15- Electrical - electronic panels and multipurpose components - An event or malfunction involving the aircraft's electronic panels and multipurpose components
	26.16- Electrical power - An event or malfunction involving the aircraft's electronic power
	26.17- Equipment/furnishings - An event or malfunction involving the aircraft's equipment and furnishings
	26.18- Fire protection - An event or malfunction involving the aircraft's fire protection systems or devices
	26.19- Flight controls - An event or malfunction involving the aircraft's flight control systems
	26.20- Fuel - An event or malfunction involving the aircraft's fuel system
	26.21- Hydraulic power - An event or malfunction involving the aircraft's hydraulic power systems
	26.22- Ice and rain protection -An event or malfunction involving the aircraft's ice and rain protection system
	26.23- Indicating/recording systems - An event or malfunction involving the aircraft's indicating and recording systems
	26.24- Information systems - An event or malfunction involving the aircraft's information systems, where primary flight and navigational data in an aircraft is displayed on an electronic system
	26.25- Landing gear - An event or malfunction involving the aircraft's landing gear system
	26.26- Lights - An event or malfunction involving the aircraft's lighting system
	26.27- Navigation - An event or malfunction involving the aircraft's navigation system
	26.28- Oxygen - An event or malfunction involving the aircraft's oxygen system
	26.29- Pneumatic - An event or malfunction involving the aircraft's pneumatic/pressurization/air conditioning system
	26.30- Vacuum - An event or malfunction involving the aircraft's vacuum system
	26.31- Water ballast - An event or malfunction involving the aircraft's water ballast system
	26.32- Water/waste - An event or malfunction involving the aircraft's water/waste disposing system
	Structures- An event or malfunction involving the aircraft's structures including General Structures, Doors, Fuselage, Nacelles/Pylons, Stabilizers, Windows, or Wings
	26.33- General Structures - An event or malfunction involving the general structure of the aircraft
	26.34- Doors - An event or malfunction involving the aircraft's doors
	26.35- Fuselage - An event or malfunction involving the aircraft's fuselage or body
	26.36- Nacelles/Pylons - An event or malfunction involving the nacelles/pylons of the aircraft, which act as separate enclosures outside of the fuselage which can contain the engine, fuel, or other equipment
	26.37- Stabilizers - An event or malfunction involving the aircraft's vertical/horizontal stabilizers, which are mounted pieces on the fuselage which keep the aircraft stable in flight
	26.38- Windows - An event or malfunction involving the aircraft's windows
	26.39- Wings - An event or malfunction involving the aircraft's wings
	Propeller/Rotor - An event or malfunction involving the aircraft's Propellers Standard Practice, Propellers/Propulsors, Main rotor, Main rotor drive, Tail rotor, Tail rotor drive, Rotor blade and tail pylon folding, or Rotor flight control
	26.40- Propellers Standard Practices - An event or malfunction involving the aircraft's standard practices for propellers
	26.41- Propellers/Propulsors - An event or malfunction involving the aircraft's propellers or other propulsion system
	26.42- Main rotor - An event or malfunction involving the aircraft's main rotor
	26.43- Main rotor drive - An event or malfunction involving the aircraft's main rotor drive transmission, which is a separate, specially-designed 90° gearbox for the main rotor
	26.44- Tail rotor - An event or malfunction involving the aircraft's tail rotor drive transmission, which is a separate, specially-designed 90° gearbox for the tail rotor
	26.45- Tail rotor drive - An event involving the aircraft's vibration and noise analysis systems
	26.46- Rotor blade and tail pylon folding - An event or malfunction involving the aircraft's rotor blade and tail pylon folding
	26.47- Rotor flight control - An event or malfunction involving the aircraft's rotor settings and actions
	Power plant/Engine - An event or malfunction involving the aircraft's Standard practice engine, Power plant general, Engine - Turbine/Turboprop, ducted fan/unducted fan, Engine - Reciprocating, Engine - Fuel and control, Engine Ignition, Engine Bleed Air, Engine Controls, Engine Indicating, Engine Exhaust, Engine Oil, Engine Starting, Turbines, Engine, Water, Injection, Accessory Gearboxes, or Propulsion Augmentation
	26.48- Standard practice engine - A malfunction with the aircraft's standard practice engine
	26.49- Power plant general - An event or malfunction involving the aircraft's general power plant
	26.50- Engine - Turbine/Turboprop, ducted fan/unducted fan - An event or malfunction involving the aircraft engine's turbine/turboprop, and ducted/unducted fan, found as the means of propulsion in aircraft with jet engines
	26.51- Engine - Reciprocating - An event or malfunction involving the aircraft's reciprocating engine, which utilizes one or more pistons in order to convert pressure into a rotating motion.
	26.52- Engine - Fuel and control - An event or malfunction involving the aircraft engine's utilization of fuel
	26.53- Engine Ignition -An event or malfunction involving the aircraft engine's ignition system
	26.54- Engine Bleed Air - An event or malfunction involving the aircraft engine's bleed air, which is compressed air taken from within the engine, used for de-icing, pressurizing the cabin, etc
	26.55- Engine Controls - An event or malfunction involving the aircraft's devices for controlling the engine
	26.56- Engine Indicating -An event or malfunction involving the aircraft's engine indicating systems, which communicate the once and current mechanical states of the engine
	26.57- Engine Exhausts - An event or malfunction involving the aircraft engine's exhaust system
	26.58- Engine Oil - An event or malfunction involving the aircraft engine's oil
	26.59- Engine Starting - An event or malfunction involving the aircraft engine's ability to start
	26.60- Turbines - An event or malfunction involving the aircraft engine's turbines
	26.61- Engine Water Injection - An event or malfunction involving the aircraft engine's water injection systems
	26.62- Accessory Gearboxes - An event or malfunction involving the aircraft's accessory gearboxes
	26.63- Propulsion Augmentation - An event or malfunction involving the aircraft's propulsion augmentation system
	26.64- Charts - An event or malfunction involving the aircraft's charts
	26.65- Other Aircraft malfunction event - Any other event or aircraft malfunction