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Oil Burners State test|25 Questions and Answers
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Oil Burners State test|25 Questions and Answers
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Oil Burners State test|25Questions and Answers
How should an oil tank be supported? - -Ridgid non-combustible supports to
prevent settling, sliding, or lifting
-What gauge wire is used on most oil burner circuits? - -14 gauge minimum
-What does intermittent or interrupted mean? - -Intermittent - Transformer
stays on throughout the burner firing cycle
Interrupted - Transformer drops out after flame is established
-Who approves oil burner installations? - -the AHJ
-What size vent pipe is required with a 2-inch fill pipe? - -2 inch minimum
-What are the elements found in fuel oil? - -85% carbon
15% hydrogen
-What is fuel oil? - -a hydrocarbon
-How must the fuel oil be prepared for combustion? - -it must be atomized
or vaporized, and mixed with air
-What is a BTU? - -the amount of heat necessary to raise 1 lb of water, 1°
Fahrenheit
-How many BTUs are there in a gallon of number 2 fuel? - -140000
-What determines the GPH of a nozzle? - -the orifice
-What is a degree day? - -65 degrees Fahrenheit minus the daily average
temperature
-Can materials other than steel be used in fuel oil tanks? - -yes
-What does the word approved mean? - -accepted by the AHJ
-when is a combustion efficiency test required by law? - -after installations
and alterations
-what control shuts off the oil burner in the event of excessive heat
temperature in the appliance? - -the high limit
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