Massachusetts Oil burner Practice Questions and Answers (Already Graded A)
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Course
Massachusetts Oil burner
Institution
Massachusetts Oil Burner
Massachusetts Oil burner Practice Questions and Answers (Already Graded A)Massachusetts Oil burner Practice Questions and Answers (Already Graded A)Massachusetts Oil burner Practice Questions and Answers (Already Graded A)Massachusetts Oil burner Practice Questions and Answers (Already Graded A)The...
The cross connection between two supply tanks shall not exceed? - ANSWER-
660 gallons
When is an automatic draft control not required? - ANSWER-When the
equipment is designed to control the draft.
Combustion performance testing can indicate: - ANSWER-Improper air oil
mixture, too much combustion air, and low pump pressure.
If a second oil-burning appliance is installed in a single chimney, you must
insure: - ANSWER-Sufficient draft is available for safe operation of all
connected equipment.
Delayed ignition can be caused by: - ANSWER-Weak ignition transformer
, You should replace the oil burner nozzle with: - ANSWER-The manufacturers
recommended nozzle spray pattern and spray angle.
Viscosity problems can be corrected by: - ANSWER-Decreasing the nozzle
size and increasing the pump pressure accordingly
The minimum operating pressure of an oil pump is: - ANSWER-100 PSI
If a stack relay fails you, must? - ANSWER-Replace it with an approved type
controller
Aquastats are normally found on what type of heating systems? - ANSWER-
Hydronic
On a triple acting aquastat a minimum of 20 degrees is recommend between
the high and low limit, this will prevent? - ANSWER-The boiler going off on
high limit before reaching the minimum circulator temperature
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