Tank vent shall terminate - Study guides, Class notes & Summaries

Building sewers shall be tested by completely filling the sewer with water from the ______ A. Lowest to highest point B. Lowest to at least 5' head C. Lowest to at least 10' head D. Lowest to at least ground level correct answer: C. Lowest to at least 10' head Hot and cold water piping may be tested with ____ A. 40 psi-150 psi water for 10 minutes B. 35 psi for at least 15 minutes C. 50 psi or the working pressure of the water in the system for at least 15 minutes D. 100 psi of ai...

Mass oil burner / NFPA 31 & NORA Practice Questions and Answers (100% Pass) Cast iron fittings can be used in heating fuel systems? - Answer️️ -False Tank vent shall terminate - Answer️️ -Within 12 feet of the fill and visible from the fill Tanks exceeding 330 gallons must have - Answer️️ -Top supply connection Fuel return piping from an appliance shall - Answer️️ -Enter the top of the tank Oil appliances burning used oil shall only be installed - Answer️️ -In commerci...

HVAC KY598 JOURNEYMAN EXAM PREP QUESTIONS AND VERIFIED CORRECT ANSWERS GRADED A+ Soldering on a metal portion of a hydronic piping system shall be performed a minimum of ________ inches from any plastic to metal adapter in the same water line. 18 Where gas piping is required to be installed in conduit and one end terminates outdoors, the conduit must extend not less than ________ inches outside the building. 4 Domestic clothes dryer exhaust ducts shall be constructed of metal not less tha...

Mass oil burner -NFPA 31 & NORA Exam Questions and Answers Cast iron fittings can be used in heating fuel systems? - Answer️️ - False Tank vent shall terminate - Answer️️ - Within 12 feet of the fill and visible from the fill Tanks exceeding 330 gallons must have - Answer️️ - Top supply connection Fuel return piping from an appliance shall - Answer️️ - Enter the top of the tank Oil appliances burning used oil shall only be installed - Answer️️ - In commercial or industr...

Journeyman Oil Exam Questions and Answers | Verified & Updated| 100% Correct The use of furnace cement or other materials to seal a cracked heat exchanger or parts which provide closure shall be for _________ repairs only. - Answer ️️ -Temporary repairs If a fuel storage tank is permanently removed from service for whatever reason, the tank and all the piping connected to it, including the outside fill and vent piping and any supply piping connected to the appliance, shall be: - Answer...

A 10" natural gas main pipe is installed to supply a power plant; however, the pipe has a bad valve that must be replaced. How much of the 10" must be purged with inert gas before work can begin? - All of it NFPA 54 Table 8.3.1 A 127 foot long gas line is being installed in metallic pipe. The system is undiluted LP gas with an inlet pressure of 11.0 in w.c., with a 0.5 in. w.c. pressure drop and a specific gravity of 1.50. The appliance requires 1,670 cubic BTU of LP gas. What size metal...

Oil Burner License Exam Questions and Answers, Latest Updated 2024/2025 (Verified Answers) What is the best long term solution for preventing a clogged nozzle? - 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. - Answer- False When in the presence of a flame, a cad cell normally reads.. - Answer- 300-1000 ohms If a pump is used to bring oil to a l...

Oil Burner License Practice Questions and Answers 100% Pass 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....

What is the first thing a tech should do when arriving at a no combustion call? - ANSWER Ask how many times the customer reset the unit. What is the best long term solution for preventing a clogged nozzle? - 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. - ANSWER False When in the presence of a flame, a cad cell normally reads.. - ANSWER 3...

JOURNEYMAN OIL BURNER TECHNICIAN QUESTIONS JOURNEYMAN OIL BURNER TECHNICIAN QUESTIONS WITH GUARANTEED ACCURATE ANSWERS A duct furnace flue pipe shall be installed to provide a clearance to combustibles of how many inches? - Accurate Answer18 inches A duct furnace shall have what clearance to walls, ceilings, and floors of combustible materials? - Accurate Answer6 inches a fill pipe should be how many feet from any building opening? - Accurate Answer2 feet All connections of suppl...