AM.III.H.S17

From the FAA library

• Aviation Maintenance Technician Handbook - Powerplantp. 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 ... flexible with no evidence of arcing 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…

• Aviation Maintenance Technician Handbook - Powerplantp. 4-31
  Chapter 4: Engine Ignition & Electrical Systems › Checking the Internal Timing of a Magneto › Maintenance & Inspection of Ignition Leads

  Maintenance & Inspection of Ignition Leads Inspection of ignition leads should include both a visual and an electrical test. During the visual test, the lead cover should be inspected for cracks or other damage, abrasions, mutilated braid, or other physical damage…

• Aviation Maintenance Technician Handbook - Powerplantp. 4-47
  Chapter 4: Engine Ignition & Electrical Systems › Removal, Maintenance, & Installation of Ignition System Components › Igniter Plugs

  high-voltage cable from the igniter. Figure 4-78. Flashover inspection. 2. Remove igniter plugs from mounts. 3. Inspect igniter plug gap surface material. Before inspection, remove residue from the shell exterior using a dry cloth. Do not remove ... High-voltage igniters can have the firing end cleaned to aid in inspection. [Figure 4-79] 4. Inspect for fretting of igniter plug shank. 5. Replace an igniter plug whose surface is granular, chipped, or otherwise damaged. 6. Replace dirty…