Deck 12: Oil Heat Components

Question 1

After several seasons, buried oil tanks are very subject to water under the oil.

Answer 1

True

Question 2

Oil burner nozzles are designed and rated at 100 psig nozzle pressure.

Answer 2

True

Question 3

The tangential shots in an oil burner nozzle are to control the volume of oil flow through the nozzle.

Answer 3

False

Question 4

An auxiliary tank and booster pump system is required if the oil supply is ____ below the oil burner pump.

A) any distance
B) 5 feet or more
C) 10 feet or more
D) 15 feet or more

Question 5

The number engraved on the nozzle indicates ____.

A) how many gallons of air per hour the nozzle will deliver regardless of input pressure
B) how many foot pounds of pressure must be used to properly tighten the nozzle
C) how many gallons of oil per hour the nozzle will deliver at a given input pressure
D) the stock number of the part

Question 6

An oil burner equipped with the CAD cell relay will ignite, run for about ninety seconds, and cut off. What is the first thing the service technician should do?

Question 7

In a single-stage fuel oil pump, the oil is fed to the burner by capillary action.

Question 8

The stack switch or stack relay ____.

A) starts the fan motor when the thermostat calls for heat
B) shuts down the burner if it does not sense heat in the flue products
C) cuts off the ignition after the flame has been established
D) all of the above

Question 9

Nozzles can be cleaned to remove any carbonization by using a very fine wire brush.

Question 11

The CAD cell is a safety device that uses which of the following to prove ignition?

A) heat in the flue
B) heat in the combustion chamber
C) light in the combustion chamber
D) heat in the blast tube

Question 12

When the oil supply is above the oil burner pump, the pump and supply would normally be a ____.

A) single-stage pump, one pipe system
B) single-stage pump, two pipe system
C) two-stage pump, one pipe system
D) two-stage pump, two pipe system

Question 15

The portion of a nozzle assembly that produces rotation of the oil spray is called the ______________________________.

Question 17

Name the six parts of an oil burner nozzle.