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

AM.III.H.S16

Skill

Inspect turbine engine ignition 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. 4-45
Chapter 4: Engine Ignition & Electrical Systems › Turbine Ignition System Inspection & Maintenance › Check System Operation
Turbine Ignition System Inspection & Maintenance Maintenance of the typical turbine engine ignition system consists primarily of inspection, test, troubleshooting, removal, and installation. Inspection Inspection of the ignition system normally includes the following: Figure 4-75. Igniter plugs. • Ignition lead terminal ... through the insulation. • Inspect the complete system for security of component mounting, shorts or high-voltage arcing, and loose connections. Check System Operation The igniter can be checked by listening for a snapping noise as the engine begins to turn…
Aviation Maintenance Technician Handbook - Powerplant p. 4-46
Chapter 4: Engine Ignition & Electrical Systems › Removal, Maintenance, & Installation of Ignition System Components › Ignition System Leads
many gas turbine manufacturers. These instructions are applicable to the engine ignition components. Always consult the applicable manufacturer’s instructions before performing any ignition system maintenance. Ignition System Leads 1. Remove clamps securing ignition leads to engine. 2. Remove safety ... igniter plug. 3. Remove safety wire and disconnect lead from igniter plug. 4. Discharge any electrical charge stored in the system by grounding and remove ignition leads from engine. 5. Clean leads with approved dry cleaning solvent. 6. Inspect connectors…
Aviation Maintenance Technician Handbook - General p. 1-14
Chapter 1: Safety, Ground Operations, & Servicing › Ground Movement of Aircraft › Turboprop Engines
system of the engine from liquid fuel being ignited in the cylinder and expelled during the normal rotation of the engine. If an engine fire develops during the starting procedure, the operator should continue cranking to start the engine ... starting procedure. Turboprop Engines The starting of any turbine engine consists of three steps that must be carried out in the correct sequence. The starter turns the main compressor to provide airflow though the engine. At the correct speed that…