Questions and Answers All
Correct
What is the order of testing when a chimney is shared by mutiple appliances? - Answer
✔ Smallest BTU input rating to highest
Draft heating should always be check for spillage at the base of the chimney liner or flue
- Answer ✔ True
Vent draft pressure should be measured before the appliance reaches steady state. -
Answer ✔ False
CAZ - Answer ✔ Combustion Appliance Zone
Combustion - Answer ✔ chemical reaction that involves the combination of a fuel with
oxygen
3 Elements required for combustion - Answer ✔ Fuel, Oxygen, Heat
Draft - Answer ✔ Movement of combusion by-products through the flue and out of the
building
Combustion by-products - Answer ✔ Heat, Light, Nitrogen Oxides (NOx), Water/vapor,
Carbon Dioxide, Carbon MONOxide
Carbon Monoxide - Answer ✔ Colorless, odorless, tasteless and DEADLY-is the result
of incomplete combustion
Methods to differentiate Heating Systems - Answer ✔ Fuel type, Distribution type, Vent
design and General Condition
Furnace - Answer ✔ Used in forced hot air system
Boiler - Answer ✔ Used in hydronic and steam systems