1. Combustion Process and Starting Aids Heavy Equipment Technician Agricultural Equipment Technician Second Period Diesel Fuel Injection Systems and Tune-Up 190203b

2. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 1 - Ratio of air to diesel fuel.

3. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 2 - The stages of combustion in a diesel engine.

4. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 3 - White exhaust smoke.

5. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 4 - Black exhaust smoke.

6. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 5 - Blue exhaust smoke.

7. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 6 - Sources of pollution. (Courtesy Toyota Canada Inc.)

8. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 7 - Complete Combustion.

9. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 8 - Pollutants formed by combustion.

10. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 9 - Use an exhaust ventilation system when running engines indoors

11. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 10 - Open combustion chambers.

12. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 11 - Piston “squish” principle.

13. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 12 - Directional intake port creates turbulence.

14. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 13 - Intake ports in two-stroke cycle cylinder liner are cut on an angle to create turbulence.

15. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 14 - Precombustion chamber.

16. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 15 - Intake manifold heater and related components.

17. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 16 - Glow plug system.

18. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 17 - Glow plug construction.

19. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 18 - Immersion type coolant heater.

20. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 19 - Electric element circulating type coolant heater.

21. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 20 - Fuel fired coolant heater.

22. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 21 - Immersion type oil pan heater.

23. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 22 - Fuel heater.

24. © Her Majesty the Queen in Right of the Province of Alberta by the Minister of Advanced Education. 1998 Figure 23 - Starting fluid injection kit.