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Module 16 — Piston Engine

16.5 — Starting and Ignition Systems

Practice questions test what you know. This note teaches what you don’t.

Question banks train recall. The questions that decide a pass are the borderline ones, where two answers look right — and those are won by understanding. That is what this note is written for.

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The starter motor cranks the engine to a sufficient RPM for the ignition system to fire and the engine to sustain combustion independently. Aircraft piston engine starters are almost always electric.

4 sections 2 worked examples 8 tables 1 diagram 1 tip 5 warnings

42 exam-style questions in our bank test this topic. This note teaches the theory behind every one of them.

What you will learn

  1. Starting Systems
  2. Magneto Ignition System
  3. Ignition Harness and Spark Plugs
  4. Low Tension vs High Tension Systems
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