Intro to Oilburners Flashcards

1
Q

In order for something to burn you need three things?

A

Oxygen,Fuel,Heat

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2
Q

Will oil burn as a liquid?

A

No must be vaporized.

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3
Q

How does a oil burner work?

A

A pump pumps oil at 100 PSI to a nozzle which atomizes oil. Then a electrode sparks for ignition and fan fan supply’s air for combustion.

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4
Q

What is a flame retention burner?

A

Flame is held close to the face of the combustion head.Flame is more compact.

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5
Q

What is a flame retention head?

A

Produces air swirl and combustion air recirculation flow which improves fuel air mixing.Profuces cleaner combustion 5-15% higher then old burners.

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6
Q

What are the components of an oil burner?

A

Pump, Motor, Fan,Fuel Unit,transformer or igniter,drawer assembly,housing.

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7
Q

What does a motor do on a burner?

A

Drives the fan and fuel pump at 3450 RPM in either two types of motors a ISIR or PSC.

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8
Q

What is a oil burner fan used for ?

A

Supplies combustion air for the flame. Must be kept free of dirt and are precision balanced.

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9
Q

What are the three basic parts of a pump?

A

Strainer- used to strain stuff before entering pump gears.

Pump:lifts oil from tank to regulating valve.

Regulating Valve: keeps proper pressure for atomizing oil.

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10
Q

What is the ignition transformer or ignitor used for on an oil burner?

A

Provides a step up from line voltage of 120V to either 10,000V or 20,000V.

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11
Q

What is the nozzle assembly?

A

Consists of oil feed pipe,nozzle,nozzle adapter,electrodes, retention head.

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12
Q

What three basic air directing elements does a flame retention head incorporate?

A

Centering opening for primary air, secondary opening slots,tertiary opening.

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13
Q

What is the primary air used for?

A

Where the oil from the nozzle is sprayed.

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14
Q

What is the purpose of the secondary air on a flame retention head?

A

Most important mixing of air and oil occurs.

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15
Q

What is the tertiary air slots in an flame retention head used for?

A

To blanket every bit of oil with air to complete clean combustion.

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16
Q

What are the types of flame retention heads?

A

Fixed and adjustable.

17
Q

What is the difference between a fixed and adjustable flame retention head?

A

The method by which they control tertiary openings.

18
Q

How are the fixed head tertiary openings set?

A

Preset to a specific opening size for a specific doing range.

19
Q

How a adjustable firing retention head set for tertiary air?

A

By moving against or away from a ring by opening or closing.

20
Q

What is static pressure and what does r have to do with oil burners?

A

Producing and maintaining flow against resistance.