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AP.I.A.K1

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Landing gear–extension/retraction system(s), indicators, brakes, antiskid, tires, nose-wheel steering, and shock absorbers.

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From the FAA library

  • Chapter 7: Aircraft Systems › Hydraulic Systems

    aircraft must be serviced with the type specified by the manufacturer. Refer to the AFM/POH or the Maintenance Manual. Landing Gear The landing gear forms the principal support of an aircraft on the surface. The most common type of landing ... gear consists of wheels, but aircraft can also be equipped with floats for water operations or skis for landing on snow. [Figure 7-37] The landing gear on small aircraft consists of three wheels: two main wheels (one located…

  • Chapter 7: Aircraft Systems › Hydraulic Systems › Fixed and Retractable Landing Gear

    Fixed and Retractable Landing Gear Landing gear can also be classified as either fixed or retractable. Fixed landing gear always remains extended and has the advantage of simplicity combined with low maintenance. Retractable landing gear is designed to streamline ... airplane by allowing the landing gear to be stowed inside the structure during cruising flight. [Figure 7-39] Brakes Airplane brakes are located on the main wheels and are applied by either a hand control or by foot pedals…

  • Chapter 7: Aircraft Systems › Electrical System

    Some have a warning light that, when lighted, indicates a discharge in the system as a generator/alternator malfunction. Refer to the AFM/POH for appropriate action to be taken. Another electrical monitoring indicator is a loadmeter. This type of gauge ... loadmeter reflects the total percentage of the load placed on the generating capacity of the electrical system by the electrical accessories and battery. When all electrical components are turned off, it reflects only the amount of charging current demanded…

  • Chapter 7: Aircraft Systems › Heating System › Exhaust Heating Systems

    Exhaust Heating Systems Exhaust heating systems are the simplest type of aircraft heating system and are used on most light aircraft. Exhaust heating systems are used to route exhaust gases away from the engine and fuselage while reducing engine noise ... exhaust systems also serve as a heat source for the cabin and carburetor. The risks of operating an aircraft with a defective exhaust heating system include carbon monoxide poisoning, a decrease in engine performance, and an increased potential for fire…

  • Chapter 7: Aircraft Systems › Oil Systems

    Systems The engine oil system performs several important functions: • Lubrication of the engine’s moving parts • Cooling of the engine by reducing friction • Removing heat from the cylinders • Providing a seal between the cylinder walls and pistons • Carrying away contaminants ... Figure 7-17. Wet-sump oil system. Reciprocating engines use either a wet-sump or a dry-sump oil system. In a wet-sump system, the oil is located in a sump that is an integral part of the engine…

  • Chapter 7: Aircraft Systems › Oxygen Systems › Servicing of Oxygen Systems

    Servicing of Oxygen Systems Before servicing any aircraft with oxygen, consult the specific aircraft service manual to determine the type of equipment required and procedures to be used. Certain precautions should be observed whenever aircraft oxygen systems ... serviced. Oxygen system servicing should be accomplished only when the aircraft is located outside of the hangars. Personal cleanliness and good housekeeping are imperative when working with oxygen. Oxygen under pressure creates spontaneous results when brought in contact with petroleum…