AM.II.E.S26

From the FAA library

• Aviation Maintenance Technician Handbook - Airframep. 13-28
  Chapter 13: Aircraft Landing Gear Systems › Landing Gear Rigging & Adjustment › Landing Gear Retraction Test

  Landing Gear Retraction Test The proper functioning of a landing gear system and components can be checked by performing a landing gear retraction test. This is also known as swinging the gear. The aircraft is properly supported on jacks ... this check, and the landing gear should be cleaned and lubricated if needed. The gear is then raised and lowered as though the aircraft were in flight while a close visual inspection is performed. All parts of the system should…

• Airplane Flying Handbookp. 12-12
  Chapter 12: Transition to Complex Airplanes › Retractable Landing Gear › Landing Gear Safety Devices

  Landing Gear Safety Devices Most airplanes with a retractable landing gear have a gear warning horn that sounds when the airplane is configured for landing and the landing gear is not down and locked. Normally, the horn is linked ... airspeed indicator so that when the airplane is below a certain airspeed, configuration, or power setting with the gear retracted, the warning horn sounds. Accidental retraction of a landing gear may be prevented by such devices as mechanical downlocks, safety…

• Aviation Maintenance Technician Handbook - Airframep. 13-23
  Chapter 13: Aircraft Landing Gear Systems › Landing Gear Safety Devices › Landing Gear Position Indicators

  There is usually an amber in transit light to indicate a gear that is in transition. Landing gear position indicators are located on the instrument panel adjacent to the gear selector handle. They are used to inform the pilot ... gear position status. There are many arrangements for gear indication. Usually, there is a dedicated light for each gear. The most common display for the landing gear being down and locked is an illuminated green light. Three green lights means…