Massachusetts Oil Burner Study Guide Rated A+

Massachusetts Oil Burner Study Guide Rated A+ What is the voltage found at the TT terminals 24 volts What are the 8 steps of a no heat call 1 talk to customer 2 check tt.3 check to make sure an emergency switch is on 4check to make sure there is oil in the tank 5 check to make sure the main power going to the unit is on six check to make sure that tank shut off valve is open 7 know whether the tank is located above or below the burner I know the type and style of the system that is being used on a one or two pipe system What is a cad cell A device containing condominium sulfide used to prove the flame in oil burner furnace How much air is needed to burn a gallon of number 2 fuel oil and why. In 2015 most oil burners are set up to burn with approximately 50% excess air because it would be dangerous to set up a burner for exactly the correct amount of air What is the term InStep mean The stack relay is operating correctly What is normal pump pressure 100 PSI How is combustion achieved Atomization, air, ignition. What is primary air and secondary air Primary air, air that is introduced to a furnace burner before the combustion process has taken place. secondary air, air that is introduced to the furnace after combustion has taken place and that supports combustion How should an oil tank be supported It shall be secured attached to a non-combustible supports What is the wire gauge use an oil burner circuits 14 gauge 15 amp fuse How is an oil burner wired Shall be wired on its own circuit. All protective control and emergency devices shall be series connected in the grounded line conductors. all the electrical wiring shall be in accordance with 527 CMR 12.00 Massachusetts electrical code What size vent pipe is required with a 2 inch fill pipe A fill pipe shall not be greater than the vent pipe. The minimum the fill pipe in the state of Massachusetts is one and one quarter inch. Explain interrupted ignition the ignition Transformer drops out of the circuit once a flame is established What are the elements are found in fuel oil number 2 Carbon hydrogen oxygen and hydrocarbons What is a BTU A British thermal unit is the amount of heat needed to raise one pound of water 1 degree Fahrenheit How many BTUs are in one gallon number 2 fuel oil 140,000 BTUs What determines the gallons per hour of a nozzle Manufacturer ,the bore size, pump pressure or Orphus What is a series circuit an electrical or piping circuit where all of the current or fluid flows through the entire circuit