Massachusetts Oil burner 57 Practice Questions with 100% Correct Answers | Updated | Guaranteed A+
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 Aquastats are normally found on what type of heating systems? - ️️Hydronic
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