Chapter 42- Oil Fired Heating Systems
Questions And Answers With Verified
Solutions Already Passed!!!
above gap - ANSWER✔✔the vertical distance between the center nozzle and
electrode tips
adjustable air band - ANSWER✔✔a metal band on an oil burner that is used to
regulate the amount of air the burner fan can draw in and blow through the air tube
air tube - ANSWER✔✔the passage through which air from an oil burner fan is
blown into the combustion chamber of an oil-fired appliance
ash content - ANSWER✔✔the amount of noncombustible contaminants in fuel oil
atomization - ANSWER✔✔the breaking up of a liquid into tiny droplets
blowback - ANSWER✔✔the ignition of a large amount of vaporized fuel oil that
blows soot backward out of the combustion chamber
booster pump - ANSWER✔✔a pump used to move fuel oil from the main storage
tank to a fuel oil accumulator or reservoir tank nearer to the oil burner
bypass plug - ANSWER✔✔a small plug that is threaded into the internal bypass
between a fuel unit's inlet and return ports
, cad cell - ANSWER✔✔a light-sensitive semiconductor used to visually detect an
oil burner's flame and communicate with a heating system's primary control unit
CO2 test - ANSWER✔✔test that measures the amount of carbon dioxide in a
furnace's flue gas to determine if complete combutsion is taking place
combustion head - ANSWER✔✔a plate with slots and holes that is designed to
promote combustion in an oil-fired furnace by directing airflow into the
combustion chamber
distillation quality - ANSWER✔✔the ability of a fuel to vaporize
draft - ANSWER✔✔in a combustion heating system, the movement of flue gas
Draft gauge - ANSWER✔✔a gauge used to measure the air pressure of the flue in
combustion heating system
draft test - ANSWER✔✔a test used to determine the rate of flue gas flow in a
combustion heating system
electrode gap - ANSWER✔✔the distance between the ends of the electrode tips
flame failure response time (FFRT) - ANSWER✔✔the amount of time for an oil
furnace's primary control unit to sense that there is no flame when the thermostat is
calling for heat
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