1. JET ENGINE STARTING AND IGNITION SYSTEM GETTING A JET ENGINE GOING

2. The basic sequence of the start cycle JET ENGINE STARTING AND IGNITION
Starter Motor
External Gearbox
JET ENGINE STARTING AND IGNITION

3. JET ENGINE STARTING AND IGNITION
Rolls-Royce AVON - (Graphic Representation)
Starter Motor
Clutch Mechanism
Drive to Engine Shaft
Air In
Air Out
Starter Motor
Output Shaft
Reduction Gear
External Gearbox
Turbine
JET ENGINE STARTING AND IGNITION

4. JET ENGINE STARTING AND IGNITION
Igniter Box – (Not to Scale)
High Tension Output
Low Tension Input
Control Input
Surface Discharge
Air Gap
Connector Thread
Engine Cross Section
Igniter Plugs
Igniter Boxes
HT Leads
Spanner Flats
Igniter Mounting Thread
Cooling Air Inlet Holes
Insulator
Centre Electrode
Cooling Air Outlet Holes
Igniter Tip
Semi Conductor Pellet
JET ENGINE STARTING AND IGNITION

5. Any Questions?