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2022-2023 College Catalog [ARCHIVED CATALOG]

AVM 226 - Engine Electrical Systems

3.5 Credits, 8 Contact Hours
1.25 lecture periods 6.75 lab periods

Inspection, repair, and modification of engine electrical systems. Includes magneto(s) (components, tooling, wiring, and drives), ignition switches, ignition harness, ignition booster system, spark plugs, engine ignition analyzers, turbine engine (ignition transformers and igniter plugs), engine electrical controls (switches, fuses and circuit breaker, circuits, wiring, installation, and engine bulkhead), and technical data manuals and catalogs.

Prerequisite(s): AVM 208  
  button image Prior Learning and link to PLA webpage

Course Learning Outcomes
  1. Demonstrate proficient knowledge of reciprocating engine ignition systems
  2. Demonstrate proficient knowledge of turbine engine ignition systems
  3. Demonstrate proficient knowledge of engine electrical system wiring standards
  4. Demonstrate proficient knowledge of engine electrical system troubleshooting processes
Outline:
  1. Magnetos (Components)
    1. Rotor
    2. Magnets
    3. Bearings
    4. Pole shoe
    5. Housings
    6. Timing gears
    7. Coils
    8. Breaker points
    9. Distributor
  2. Magnetos (Tooling)
    1. Basic tools for disassembly
    2. Point gapping tools
    3. E-gap equipment
    4. Fixtures
    5. Timing equipment
    6. Condenser testers
    7. Magneto test bench
    8. Ohm meter ops
  3. Magnetos (Wiring)
    1. High tension
    2. Low tension
    3. Flexible shielding
    4. Non-flexible shielding
    5. Ignition contacts
  4. Magnetos (Drives)
    1. Impulse
      1. Operation
      2. Lag
      3. Inspection
    2. Direct drive spline
    3. Accessory drive attachments
  5. Ignition Switches
    1. Purpose
    2. Types
    3. Operation
    4. Installations
  6. Ignition Harness
    1. Descriptions
    2. Types
    3. Operations
    4. Installations
    5. Troubleshooting
    6. Repairs
  7. Ignition Booster System
    1. Description of operation
    2. Booster coil
    3. Induction vibrator
    4. Troubleshooting
  8. Spark Plugs
    1. Description of operation
    2. Types and designations
    3. Reach
    4. Electrodes
    5. Servicing
  9. Engine Ignition analyzers
    1. Description of operations
    2. Equipment types
    3. Usage
  10. Turbine Engine (Ignition Transformers)
    1. Description of operations
    2. Types and designations
    3. Hazards
    4. Components
    5. Mounting
    6. Troubleshooting and repair
  11. Turbine Engine (Igniter Plugs)
    1. Description of operation
    2. Types/designations
    3. Hazards
    4. Components
    5. Igniter leads
    6. Troubleshooting, servicing and repair
  12. Engine electrical controls (switches)
    1. Types
    2. Applications
    3. Troubleshooting and repair
    4. Installations
  13. Engine electrical controls (fuses, circuit breakers)
    1. Types
    2. Applications
    3. Troubleshooting and repair
    4. Installations
  14. Engine Electrical Controls (Circuits)
    1. Type
    2. Power supplies
      1. 14 volt
      2. 28 volt
      3. 115 volt AC
    3. Applications
    4. Troubleshooting and repair
  15. Engine Electrical Controls (wiring)
    1. Types
    2. Applications
    3. Sizing
    4. Selection
    5. Installation
      1. Securing
      2. Protective methods
      3. Typical installations
  16. Engine Electrical Controls (Installation)
    1. Electrical terminals
    2. Splicing
    3. Bonding jumpers
    4. Identification of cables
  17. Engine Electrical Controls (Engine Bulkhead)
    1. Connector plugs
    2. Mating receptacles
    3. Quick disconnect
    4. Securing and safe tying
  18. Technical Data
    1. Service manuals (SM)
    2. Part catalogues
    3. Maintenance manuals (MM)
    4. Wiring diagram manuals (WDM)
    5. Overhaul manuals (OM)