Oil burner Study guides, Class notes & Summaries

Max safety timing on a primary control - correct answer 15 seconds Safety control circuits shall be - correct answer 2-wire, one side grounded, with nominal voltage not exceeding 150v Crankcase/used oil may only be used in - correct answer Commercial/industrial setting. Or in a appliance specifically designed to do so. Oil burning appliance shall be how far from electrical panel and oil tank - correct answer 3 feet from panel, 5 feet from tank Flue gas exit of a chimney shall be Atle...

How should an oil tank be supported? - correct answer Ridgid non-combustible supports to prevent settling, sliding, or lifting What gauge wire is used on most oil burner circuits? - correct answer 14 gauge minimum What does intermittent or interrupted mean? - correct answer Intermittent - Transformer stays on throughout the burner firing cycle Interrupted - Transformer drops out after flame is established Who approves oil burner installations? - correct answer the AHJ What size v...

What chemical compound is the CAD cell made of? - correct answer a. cadmium oxide b. cadmium nitride c. cadmium sulfide d. cadmium bromide Answer-C A permanent split-capacitor motor has a ____. - correct answer a. start and run capacitor b. start capacitor only c. run capacitor only d. split phase capacitor Answer-C for replacement or installation, it is good practiced to use the _________ rule to properly size the right tank for that customer. - correct answer a. 1/4 b. 1/2 ...

What is the first thing a tech should do when arriving at a no combustion call? - correct answer Ask how many times the customer reset the unit. What is the best long term solution for preventing a clogged nozzle? - correct answer -Remove any underground storage tanks. -Install a quality oil filter. -Cut the suction line 10" above the tank outlet to prevent sludge. Hot water and steam valves are interchangeable. - correct answer False When in the presence of a flame, a cad cell nor...

The main function of the primary control is: - correct answer Locking out on safety in the event of flame failure Power must be provided to an electric blower control board on terminals: - correct answer L1 and L2 Once a PSC motor starts - correct 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 calle...

In an electric circuit for the wattage to remain the same if the voltage drops, the amperage must - correct answer Increase Atomizing type burners were designed to burn which type of fuel - correct answer Type 2 fuel oil Pour point problems with outside above ground fuel tanks can be partially relieved by - correct answer Reducing the pour point of No. 2 fuel oil by blending it with No. 1 fuel oil. A fuel oil storage tank cannot be installed - correct answer In the furnace room with 5'...

What is the largest exposed tank allowed in a building without a permit - correct answer 660 g What is tank approval - correct answer UL 80 UL 142 A supply tank shall be securely supported by ridged, non-combustible supports to prevent settling, sliding or lifting. true or false - correct answer True What is the largest amount of oil that can be stored with exposed tanks? - correct answer 1320 g What is the closest distance a supply tank can be to the burner - correct answer 5 ft ...

What are the 3 funtions of an Oil Burner nozzle? - correct answer Atomize, Meter, Patter. What are the 2 voltage circuits of a primary control? - correct answer Line & Low. What is the function of a fuse? - correct answer Protect circuit. What is the High Limit cut out? - correct answer Max safe Temp or Pressure setting. What is the High Limit cut in? - correct answer Cut out minus Differential. What is the "Max" Lockout time for a burner with a 3 GPH Flow Rate? - correct answer...

For every pound of fuel that is burned, how many pounds of primary air are required? - 14.4 For every pound of fuel that is burned, how many pounds of excess air are required? - 7.2 Which of the following can cause the oil burner overload protector to trip? - -Seized oil pump -Seized burner motor When testing an ignition transformer using the arc test method, the arc should be a minimum of: - 1/2" The newer flame retention type combustion heads (flame retention rings): - Are m...