Burner Operation and Function Quiz

What device is commonly used for gas burner control?

• Ignition coil

• Flow switch

• Pressure gauge

• Thermostat

Which type of burner operation is typically found in residential heating appliances?

• Manual operation

• Semi-manual operation

• Automatic operation

• Hybrid operation

What is a standing pilot?

• A pilot that burns constantly

• A pilot that is lit manually

• A pilot that ignites only when needed

• A pilot that uses a spark ignition

What is the purpose of safety interlocks in burner operation?

• To regulate air pressure

• To enhance ignition speed

• To ensure safe operating conditions

• To increase fuel flow

What does the turndown ratio of a burner indicate?

• The size of the burner ports

• The efficiency of fuel consumption

• The ability to maintain a flame under varying conditions

• The maximum temperature it can reach

What is flashback in burner operation?

• Flame traveling back into the burner housing

• Excessive fuel burning outside the burner

• The ignition of a pilot light

• A sudden increase in gas pressure

Which type of burner relies on stack action for air intake?

• Aspirated burner

• Mechanical premix burner

• Open natural draft burner

• Power burner

What is the primary function of aspirated burners?

• To operate at low pressure only

• To burn fuel without air

• To use a standing pilot for ignition

• To mix air and fuel using high velocity

What distinguishes nozzle mixing burners from other types?

• They operate at high pressure only

• They require a pilot light for ignition

• They keep air and fuel streams separate until combustion

• They mix air and fuel before combustion

What is a characteristic of blast burners?

• They deliver high velocity forced air

• They rely on natural draft for operation

• They have a low heating capability

• They are used for low heating applications