Aviation Mechanic - General, Airframe, and Powerplant › III. Powerplant › Task C. Engine Inspection

AM.III.C.R1

Risk management

A compression test on a reciprocating engine.

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. 10-41
Chapter 10: Engine Maintenance & Operation › Cylinder Compression Tests › Cylinder Replacement
Cylinder Replacement Reciprocating engine cylinders are designed to operate for a specified…
Aviation Instructor's Handbook p. 6-8
Chapter 6: Assessment › Choosing an Effective Assessment Method › Determine Level-of-Learning Objectives
evaluation. For the understanding level, an objective could be stated as, “Describe how to perform a compression test on an aircraft reciprocating engine.” This objective requires a learner to explain how to do a compression test, but not necessarily perform…
Aviation Maintenance Technician Handbook - Powerplant p. 4-26
Chapter 4: Engine Ignition & Electrical Systems › Spark Plugs › Reciprocating Engine Ignition System Maintenance & Inspection
Reciprocating Engine Ignition System Maintenance & Inspection An aircraft’s ignition system is the result of careful design and thorough testing. The ignition system usually provides good, dependable service, provided it is maintained and inspected properly. However, difficulties can occur with ... cylinder must be in a position a prescribed number of degrees before top dead center on the compression stroke. 2. The rotating magnet of the magneto must be in the E-gap position. 3. The breaker points must be just…