Introduction to Wheeled Vehicle Electrical Systems
Lesson 1. Inroduction to Automotive Electricity
Common Knowledge Of Electricity
Scope of This Lesson
Matter And The Atom.
Figure 1. Copper Atom.
Figure 2. Free Electron.
Figure 3. Electron Motion
Magnetism - OD10020014
Figure 4. Magnetic Field.
Figure 5. Magnetic Lines of Force
Figure 6. Unlike Poles
Figure 7. Like Poles
Figure 8. Electromagnetism.
Figure 9. Lines Of Force In a Coil
Figure 10. Electromagnetic Induction.
Induction
Describe Fundamentals Of Electrical Circuits And Symbols
Current
Resistance
Relationship Of Quantities In An Electrical Circuit
Direct Current
Symbols - OD10020028
Figure 11. Common Electrical Symbols
Figure 11. Common Electrical Symbols cont.
Types of Circuits
Figure 13. Parallel Circuit
Electrical Circuit Defects
Electrical Circuit Defects - Continued
Practice Exercise - OD10020035
Answers to Practice Exercise - OD10020036
Lesson 2: Authomotive Batteries
Introduction - OD10020038
Constructions
Figure 16. Cell Group Construction
Constructions - Continued - OD10020041
Figure 17. Cross-Section of Typical Storage Battery.
Constructions - Continued - OD10020043
Figure 18. Battery Discharge/ Charge Cycle.
Figure 18. Battery Discharge/Charge Cycle cont.
Operation - OD10020046
Specific Gravity.
Voltage and Capacity
Battery Ratings - OD10020049
Testing Authomotive Batteries
Connecting Baterries in Series and Series-Parallel
Figure 19. Battery Installation Configurations
Connecting Baterries in Series and Series-Parallel - Continued
Preventive Maintenance - OD10020054
Preventive Maintenance cont.
Optical Battery/ Antifreezer Tester
Optical Battery/ Antifreezer Tester - Continued
Measuring Specific Gravity With The Optical Battery / Antifreezer Tester
Cold Weather
Tropical Climates
Tropical Climates - Continued
Slaving
Charging Methods - OD10020063
Charging Procedures - OD10020064
Placing Batteries In Service. - OD10020065
Placing Batteries In Service cont.
Practice Exercise - OD10020067
Answers to Practice Exercise - OD10020068
Lesson 3: Fundamentals Of Electrical Test Equipment
Voltmeter - OD10020070
Figure 20. Volmeter Operation.
Voltmeter - Continued - OD10020072
Voltmeter - Continued - OD10020073
Figure 21. Measuring DC Voltage.
Ammeters
Figure 22.Ammeter Operation.
Ammeters - Continued - OD10020077
Ammeters - Continued - OD10020078
Ohmmeters
Figure 23. Ohms Meter.
Ohmmeters - Continued - OD10020081
Ohmmeters - Continued - OD10020082
Ohmmeters - Continued - OD10020083
Ohmmeters - Continued - OD10020084
Describe Construction And Use Of Low - Voltage Circuit Testers
Component Location and Purpose
Component Location and Purpose - Continued - OD10020087
Component Location and Purpose - Continued - OD10020088
Component Location and Purpose - Continued - OD10020089
Describe Construction And Use Of Multimeters
Construction - OD10020091
Construction - Continued
Describe Construction And Use Of Simplified Test Equipment/ Internal Combustion Engine (STE/ ICE)
Features
Transducers and Fittings
Figure 29. TK Item 13-1/2 Inch Reducer.
Fugure 32. TK Item 16- 1/8 Inch Pipe Plug.
Figure 35. YK Item 19- Reducer Coupling.
Figure 38. TK Item 22- Pressure Transducer.
Figure 41. TK ITem 25- 1/8 Inch Street Tee.
Figure 44. TK Item 28. Inverted Flare Tee.
Figure 47. TK Item 31.- Tachometer Drive Adapter.
Figure 50. Tk Item 34.- Pulse Tachometer.
Cable Assemblies - OD10020104
Figure 54. Test Probe Cable W2.
Figure 56. Transducer Cables W4.
Transit Case.
Principles of Opertion
Resistance Measurement
AC Voltage Measurement
Pressure Measurement
Current Measurement
RPM Measurement
Operator's Controls and Indicators
DCA/Power Connector J1
Figure 65. Readout and Flip Cards.
Readout Display
Figure 66. Switches
Test Button
Error Messages
Error Message Displays
Status Messages
Prompting Messages
Practice Exercise - OD10020124
Answers To Practice Exercise - OD10020126
Wheeled Vehicle Electrical Systems
Lesson 1. Inroduction to Automotive Electricity
Common Knowledge Of Electricity
Scope of This Lesson
Matter And The Atom.
Figure 1. Copper Atom.
Figure 2. Free Electron.
Figure 3. Electron Motion
Magnetism - OD10020014
Figure 4. Magnetic Field.
Figure 5. Magnetic Lines of Force
Figure 6. Unlike Poles
Figure 7. Like Poles
Figure 8. Electromagnetism.
Figure 9. Lines Of Force In a Coil
Figure 10. Electromagnetic Induction.
Induction
Describe Fundamentals Of Electrical Circuits And Symbols
Current
Resistance
Relationship Of Quantities In An Electrical Circuit
Direct Current
Symbols - OD10020028
Figure 11. Common Electrical Symbols
Figure 11. Common Electrical Symbols cont.
Types of Circuits
Figure 13. Parallel Circuit
Electrical Circuit Defects
Electrical Circuit Defects - Continued
Practice Exercise - OD10020035
Answers to Practice Exercise - OD10020036
Lesson 2: Authomotive Batteries
Introduction - OD10020038
Constructions
Figure 16. Cell Group Construction
Constructions - Continued - OD10020041
Figure 17. Cross-Section of Typical Storage Battery.
Constructions - Continued - OD10020043
Figure 18. Battery Discharge/ Charge Cycle.
Figure 18. Battery Discharge/Charge Cycle cont.
Operation - OD10020046
Specific Gravity.
Voltage and Capacity
Battery Ratings - OD10020049
Testing Authomotive Batteries
Connecting Baterries in Series and Series-Parallel
Figure 19. Battery Installation Configurations
Connecting Baterries in Series and Series-Parallel - Continued
Preventive Maintenance - OD10020054
Preventive Maintenance cont.
Optical Battery/ Antifreezer Tester
Optical Battery/ Antifreezer Tester - Continued
Measuring Specific Gravity With The Optical Battery / Antifreezer Tester
Cold Weather
Tropical Climates
Tropical Climates - Continued
Slaving
Charging Methods - OD10020063
Charging Procedures - OD10020064
Placing Batteries In Service. - OD10020065
Placing Batteries In Service cont.
Practice Exercise - OD10020067
Answers to Practice Exercise - OD10020068
Lesson 3: Fundamentals Of Electrical Test Equipment
Voltmeter - OD10020070
Figure 20. Volmeter Operation.
Voltmeter - Continued - OD10020072
Voltmeter - Continued - OD10020073
Figure 21. Measuring DC Voltage.
Ammeters
Figure 22.Ammeter Operation.
Ammeters - Continued - OD10020077
Ammeters - Continued - OD10020078
Ohmmeters
Figure 23. Ohms Meter.
Ohmmeters - Continued - OD10020081
Ohmmeters - Continued - OD10020082
Ohmmeters - Continued - OD10020083
Ohmmeters - Continued - OD10020084
Describe Construction And Use Of Low - Voltage Circuit Testers
Component Location and Purpose
Component Location and Purpose - Continued - OD10020087
Component Location and Purpose - Continued - OD10020088
Component Location and Purpose - Continued - OD10020089
Describe Construction And Use Of Multimeters
Construction - OD10020091
Construction - Continued
Describe Construction And Use Of Simplified Test Equipment/ Internal Combustion Engine (STE/ ICE)
Features
Transducers and Fittings
Figure 29. TK Item 13-1/2 Inch Reducer.
Fugure 32. TK Item 16- 1/8 Inch Pipe Plug.
Figure 35. YK Item 19- Reducer Coupling.
Figure 38. TK Item 22- Pressure Transducer.
Figure 41. TK ITem 25- 1/8 Inch Street Tee.
Figure 44. TK Item 28. Inverted Flare Tee.
Figure 47. TK Item 31.- Tachometer Drive Adapter.
Figure 50. Tk Item 34.- Pulse Tachometer.
Cable Assemblies - OD10020104
Figure 54. Test Probe Cable W2.
Figure 56. Transducer Cables W4.
Transit Case.
Principles of Opertion
Resistance Measurement
AC Voltage Measurement
Pressure Measurement
Current Measurement
RPM Measurement
Operator's Controls and Indicators
DCA/Power Connector J1
Figure 65. Readout and Flip Cards.
Readout Display
Figure 66. Switches
Test Button
Error Messages
Error Message Displays
Status Messages
Prompting Messages
Practice Exercise - OD10020124
Answers To Practice Exercise - OD10020126
Wheeled Vehicle Electrical Systems
