Aviation Mechanic - General, Airframe, and Powerplant › II. Airframe › Task H. Aircraft Instrument Systems

AM.II.H.S6

Skill

Inspect a magnetic compass.

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. 10-83
Chapter 10: Aircraft Systems › Maintenance of Instruments & Instrument Systems › Autopilot System Maintenance
system but gives general information that relates to all autopilot systems. Maintenance of an autopilot system consists of visual inspection, replacement of components, cleaning, lubrication, and an operational checkout of the system. Consult the manufacturer’s maintenance manual ... autopilot system using the switch on the autopilot controller. Figure 10-140. The compass rose on this airport ramp can be used to swing an aircraft magnetic compass…
Aviation Maintenance Technician Handbook - Airframe p. 10-83
Chapter 10: Aircraft Systems › Maintenance of Instruments & Instrument Systems › Vacuum System Maintenance
should be replaced if further inspection reveals that there is no other reasons for this deviation. Align the aircraft with the radials every 30° around the compass rose and record each indication on the compass compensation card. Date and sign ... card and place it in full view of the pilot near the compass in the flight deck. Vacuum System Maintenance Errors in the indication presented on a vacuum gyroscopic instrument could be the result of any factor that prevents…
Instrument Flying Handbook p. 5-37
Chapter 5: Flight Instruments › Required Navigation Instrument System Inspection › Taxiing and Takeoff
Taxiing and Takeoff Ensuring the functionality of the turn coordinator, heading indicator…