Aviation Mechanic - General, Airframe, and Powerplant › II. Airframe › Task G. Environmental Systems

AM.II.G.S6

Skill

Inspect an oxygen system cylinder for serviceability.

Study note

Get a short, cited explanation of this element written from the FAA handbooks: the core idea, the numbers that matter, common test traps, and a quick self-check.

From the FAA library

Aviation Maintenance Technician Handbook - Airframe p. 16-16
Chapter 16: Cabin Environmental Control Systems › Oxygen System Servicing › Servicing Gaseous Oxygen
composite storage cylinders has improved these simple and reliable life support systems. All gaseous oxygen systems require servicing and maintenance. Various procedures and requirements to perform these functions are covered in this section. Leak Testing Gaseous Oxygen Systems Leaks ... continuous-flow oxygen system may be difficult to detect because the system is open at the user end. Blocking the flow of oxygen allows pressure to build and leak check procedures can be followed that are similar to those used…
Pilot's Handbook of Aeronautical Knowledge p. 7-37
Chapter 7: Aircraft Systems › Oxygen Systems
Purity Standard. To assure safety, periodic inspection and servicing of the oxygen system should be performed. An oxygen system consists of a mask or cannula and a regulator that supplies a flow of oxygen dependent upon cabin altitude. Most regulators ... approved for use up to 40,000 feet are designed to provide zero percent cylinder oxygen and 100 percent cabin air at cabin altitudes of 8,000 feet or less, with the ratio changing to 100 percent oxygen and zero…