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What size is the oil line for a residential burner? - ANSWER-3/8 Largest oil capacity for residential without a license? - ANSWER-10,000 Gallons At what height ceiling would a second thermal switch be required? - ANSWER-12' A typical residential oil burner is also s/u to run Kerosene True? Or False? - ANSWER-False Permit to install an oil burner is issued by the? - ANSWER-State Fire Marshall Draft measurements are taken in what? - ANSWER-Inches of water column Pressure Relief ...

vent pipes must be atleast ______ feet above or _______ feet below any window or door. they must also be _____ get away from property line to prevent sewer gas from drifting to neighbors house - ANSWER-3 feet above or 5 feet below door or window. 3 feet from property line To make combustion efficiency test, a whole must be made - ANSWER-In the flue pipe before the draft control What three colors does the NEC allowed to be used for ground wire? - ANSWER-Green, bare of green with yellow str...

A ______ carbon dioxide content is usually caused by insufficient draft or an overfired burner low high - ANSWER-high A _______ stack thermometer is generally used to measure the flue gas temperature in oil heating system: 200/2000°F 100/1000°F 200/1000°F 100/2000°F - ANSWER-200/1000°F Delayed ignition is mainly traced to a problem with which of the following: Stoker Electrodes Burner Nozzle Oil pump - ANSWER-Electrodes The advantage of the _______ of oil ...

3 systems of an oil burner - ANSWER-Every oil burner must have an air delivery system, a fuel delivery system, and an ignition system. How are oil burners classified? - ANSWER-Classified by the method used to prepare the fuel for combustion. Which type of oil burner dominates the residential market? - ANSWER-high-pressure gun-type oil burners. Advances in recent years have centered around what type of oil burner? - ANSWER-Flame retention head oil burners. How does an oil burner ...

Boiler, High Pressure). - ANSWER-. A boiler for generating steam at pressures in excess of 15 psi (103 kPa), or for heating water to a temperature in excess of 250°F (121°C) or at a pressure in excess of 160 psi (1103 kPa). Boiler, Hot Water Supply. - ANSWER-A low-pressure hot water boiler having a volume exceeding 120 gallons (454 L), or a heat input exceeding 200,000 Btu per hour (58.6 kw) or an operating temperature exceeding 200°F (93°C) that provides hot water to be used externally t...

What does InStep mean - ANSWER-The stack relay is operating properly How is combustion achieved - ANSWER-Atomization ,air ,ignition. What is the minimum size oil line for residential burners - ANSWER-3/8 inch How is safety timing checked on a stack relay switch - ANSWER-Remove the stack relay from the duck and let it run .it should shut off in 45 seconds. What is the safety lockout time on Burner firing under 3 gallons per hour - ANSWER-45 seconds What control devices are found on...

Which of the three elements needed for combustion is the key element and final adjustment of an oil burner - ANSWER-Air What does the tertiary air that exists around the outside of the flame retention ring or thru the tertiary slots do - ANSWER-Ensures that and escaping oil spray will be burned What are all the popular new burners designed to deliver high static pressure - ANSWER-Forces products of combustion thru the heat exchanger without the use of a chimney or power venter What is t...

The purpose of the gauge glass on steam boiler is what? - ANSWER-tells how much water is in boiler What is also on a steam heating system that tells how much water is in it? - ANSWER-pressure gauge that reads from 0 to 15 psi steam safety valve When there is a call for heat what happens to a steam heating system? - ANSWER-burner heats water generates steam where does the steam go? - ANSWER-enters radiators in building heats house After temp has been reached what happens to the steam?...

What is the size of an air vent on an oil storage tank? - ANSWER-1 1/4" What safety feature is used on an inside oil storage tank that will protect against a house fire? - ANSWER-a fuse-type globe valve What effect, if any, would a decrease of primary air have on combustion? - ANSWER-It would increase CO2 percentage What effect if any would an increase in primary air have on combustion? - ANSWER-It would decrease CO2 percentage If an oil has a high viscosity - ANSWER-It is a thicker...

On a "no heat" service call for an oil-fired furnace, what is the main safety precaution that the technician must take before attempting to fire the oil furnace? - ANSWER-check the combustion chamber for liquid oil On start-up of an oil unit, the technician's smoke test shows the unit to have a #8 smoke. Which of the following is the correct action that should be taken? - ANSWER-increase primary air The primary reason for using a barometric draft control on an oil furnace is to maintain...