Aviation Mechanic - General, Airframe, and Powerplant › III. Powerplant › Task H. Ignition and Starting Systems

AM.III.H.K4

Knowledge

Three electrical circuits of a magneto system.

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 - Powerplant p. 4-11
Chapter 4: Engine Ignition & Electrical Systems › Magneto Mounting Systems › High- & Low-Tension Magneto Systems
because the air gaps within the distributor have been eliminated by the…
Aviation Maintenance Technician Handbook - Powerplant p. 4-2
Chapter 4: Engine Ignition & Electrical Systems › High-Tension Magneto System Theory of Operation › Magnetic Circuit
High-Tension Magneto System Theory of Operation The high-tension magneto system can be divided, for purposes of discussion, into three distinct circuits: magnetic, primary electrical, and secondary electrical circuits. Magnetic Circuit The magnetic circuit consists of a permanent multi…
Aviation Maintenance Technician Handbook - Powerplant p. 4-3
Chapter 4: Engine Ignition & Electrical Systems › High-Tension Magneto System Theory of Operation › Primary Electrical Circuit
This current flow generates its own magnetic field, which is in such…