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Massachusetts Oil Burner Practice Questions And Answers Latest Update.
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Massachusetts Oil Burner Practice Questions And Answers Latest Update.
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MASSACHUSETTS OIL BURNERMassachusetts Oil Burner Practice Questions
And Answers Latest Update.
The cross connection between two supply tanks shall not exceed? - ✔✔✔ - 660 gallons
When is an automatic draft control not required? - ✔✔✔ - When the equipment is designed to
control the draft.
Combustion performance testing can indicate: - ✔✔✔ - 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: - ✔✔✔ -
Sufficient draft is available for safe operation of all connected equipment.
Delayed ignition can be caused by: - ✔✔✔ - Weak ignition transformer
You should replace the oil burner nozzle with: - ✔✔✔ - The manufacturers recommended
nozzle spray pattern and spray angle.
Viscosity problems can be corrected by: - ✔✔✔ - Decreasing the nozzle size and increasing the
pump pressure accordingly
The minimum operating pressure of an oil pump is: - ✔✔✔ - 100 PSI
If a stack relay fails you, must? - ✔✔✔ - Replace it with an approved type controller
MASSACHUSETTS OIL BURNER
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, MASSACHUSETTS OIL BURNER
Aquastats are normally found on what type of heating systems? - ✔✔✔ - Hydronic
Airstats are found on what type of heating systems? - ✔✔✔ - Forced warm air systems
Under sized returns on a warm air system can result in what? - ✔✔✔ - Short cycling of the oil
burner
Incorrect nozzle selection in regards to gallon per hour, can result in what problems in a steam
system? - ✔✔✔ - Some radiators not heating quickly enough
Low boiler water temperature in a hydronic hot water system may be caused by? - ✔✔✔ -
Undersized oil burner nozzles
Delayed opening oil valves are used to? - ✔✔✔ - Allow oil pump to come up to speed
If a steam boiler is to be installed with an automatic feeder it must also have: - ✔✔✔ - A
backflow prevention device
How can a damaged heat exchanger be detected on a forced warm air system? - ✔✔✔ - With
a smoke trace candle
If a high limit is installed to prevent high boiler water temperature, what is the function of the
low limit? - ✔✔✔ - To maintain temperature for domestic hot water
On a steam system, a plugged siphon loop can have what affect on the heating system? -
✔✔✔ - Insufficient heat in the living space
MASSACHUSETTS OIL BURNER
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