Oil Burners license test questions with correct answers

Oil Burners license test questions with correct answers 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