Title: Determine furnace efficiency through combustion analysis.
Course: Heating, Ventilation, Air Conditioning, and Refrigeration II (17056-II) > Section: Servicing and Maintaining Fossil Fuel Heating Systems

Determination should include using a combustion analyzer.

Process/Skill Questions:

- What is the ideal carbon dioxide level on an oil furnace?
- What should the temperature be in the flue?
- What is a smoke test? What does it test?