Oil Burners License Study Guide | 100% Correct Answers | Verified | Latest 2024 Version

What is the first thing a tech should do when arriving at a no combustion call? - Ask how many times the customer reset the unit. What is the best long term solution for preventing a clogged nozzle? - -Remove any underground storage tanks. -Install a quality oil filter. -Cut the suction line 10" above the tank outlet to prevent sludge. Hot water and steam valves are interchangeable. - False When in the presence of a flame, a cad cell normally reads.. - 300-1000 ohms If a pump is used to bring oil to a level higher than the tank, an oil safety valve is required. - True On a call where a hydronic heat system is putting out too much heat on the stack, the issue may be.. - -Too much draft. -Not enough combustion air in the equipment room. -Air leakage into chamber. A high CO2 reading is caused by.. - Incomplete combustion An often overlooked cause of a high CO2 reading is.. - Not enough combustion air in the equipment room. When multiple pumps are wired together in a heating system, they should be wired in.. - parallelIn a series circuit.. - Current has one path. When 2 burners are connected to the same chimney.. - Sufficient draft must be obtained to operate both units. The ignition transformer is located.. - In the primary control. When safeties are wired in series one safety will affect the operation of the others. - True A stack switch is no longer allowed to be installed or replaced because.. - It's safety cutout time is higher than what is now required. What is a power venter and what does it do? - An electrical device that sends fluid gases into the chimney connector. A burner in a confined space using 1 GPH of #2 fuel oil requires what size permanent opening for combustion air? - 140" The difference between an adjustable flame retention burner and a fixed flame retention burner is? - Air inlets can be adjusted Ignitor position can be adjusted Fuel can be adjusted Oil tank design, construction, installation and testing shall be in accordance with.. - 527 CMR 9.0 Heat is a form of.. - EnergyIf a burner is operational but the circulator pump isn't running.. - The pump relay is not working correctly A method of dealing with low viscosity/cold temps with #2 oil? - Increase pump pressure/ decrease nozzle size What is needed at the outlet of an oil tank? - Thermal safety valve Where do you obtain an installation permit for oil burners? - Fire Dept How many Btu's approx