Speech communication utilizes voice modulated electro-magnetic waves to transmit and/or receive messages from air-to-air or air-to-ground installations.

Always obey the precautions that follow to keep electrical wiring in a satisfactory condition.

A pressurized system can cause injury to persons when they do work on it.

The technical reference document contains a list of necessary document, such as Service Bulletin, Service Letter and etc.

The primary document containing the procedures for the continuing airworthiness of an airplane is the airplane＇s maintenance manual.

In addition, this section may contain a comprehensive list of equipment available for installation by the manufacturer.

Torquemeter is an indicating system that displays the output torque available on the propeller shaft.

Procedures shall be provided for coping with cases of smoke or fire in the cabin or from an engine.

If the landing gear doors are made as an integral structure they could be shown only in chapter 32.

When you remove the shroud, be careful not to cause damage to the flange assembly.

The torsion link assembly can transmit torsional loads from the axle to the shock strut.