The main function of the primary control is: - answer-Locking out on safety in the event of flame failure
Power must be provided to an electric blower control board on terminals: - answer-L1 and L2
Once a PSC motor starts - answer-The centrifugal switch turns off the electricity to the capaci...
Oil Burners license test guide 2024
The main function of the primary control is: - answer-✔Locking out on safety in
the event of flame failure
Power must be provided to an electric blower control board on terminals: - answer-
✔L1 and L2
Once a PSC motor starts - answer-✔The centrifugal switch turns off the electricity
to the capacitor and the start windings
Materials who's electrons are so loosely bound that they can be persuaded to move
with very little pressure allowing electricity to flow are called - answer-
✔Conductors
Oil burners can make CO even when no smoke is present - answer-✔True
Corrosion in the flu pipe may occur if - answer-✔Flue gas temperature is below the
dewpoint and sulfur oxide's combine with water
To avoid condensing and the flu pipe and oil fired appliance should have a
minimum growth stock temperature of - answer-✔350°F
All persons assisting and working under the supervision of a person holding a
certificate as an oil burner technician must hold current apprentice certificates
issued by Department of fire services - answer-✔True
, What size pipe is used to cross connect tank outlets piping - answer-✔1/2 inch
Fuel return piping from an appliance shall - answer-✔Enter the top of the tank
Delayed ignition may be caused by - answer-✔Unvented pressure regulator
Installation of oil safety valves and oil pressure reducing valve - answer-✔Reduces
the chance of a return line leak
What is an installation - answer-✔Complete and ready for operation of any oil
burning appliance
Energizing the ignition circuit during the entire burn cycle reduces - answer-
✔Ignition component life
Fuel can be transferred from a tank to an appliance by pressurizing the tank -
answer-✔False
What device must be equipped with an air proving switch - answer-✔Both, draft
inducers and power-venters
What is a safety control - answer-✔Any control used to prevent unsafe operation of
the controlled equipment
A non-resident steam or hot water boiler having a minimum safety relief valve
capacity over 200,000 BTU/hr requires certificate of inspection from the
department of fire services - answer-✔Prior to the initial firing, every 3 years after
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