OFTEC Oil Burner Types and Operation 2

Question 1

What is the purpose of the oil burner nozzle's spray pattern?

Accepted Answer

To create a specific cone of atomised oil for efficient mixing with air

Answer

To regulate the fuel flow rate only

Answer

To filter impurities from the oil

Answer

To reduce noise during ignition

Question 2

Which component in a pressure jet burner creates the spark to ignite the oil?

Accepted Answer

Ignition electrodes connected to a transformer

Answer

The photocell

Answer

A piezoelectric igniter

Answer

A pilot light

Question 3

What is the function of the blast tube in a pressure jet oil burner?

Accepted Answer

To direct and shape the airflow into the combustion chamber

Answer

To exhaust combustion gases

Answer

To house the fuel pump

Answer

To insulate the burner from the boiler

Question 4

How often should a domestic oil burner be serviced according to OFTEC guidelines?

Accepted Answer

Annually

Answer

Every six months

Answer

Every two years

Answer

Every five years

Question 5

What happens if the nozzle in a pressure jet burner becomes partially blocked?

Accepted Answer

Poor atomisation leading to incomplete combustion and sooting

Answer

The burner operates more efficiently

Answer

Fuel consumption decreases

Answer

The flue gas temperature drops significantly

Question 6

Which type of oil burner is most commonly installed in UK domestic properties?

Accepted Answer

Pressure jet burner

Answer

Vaporising burner

Answer

Dual-fuel burner

Answer

Rotary cup burner