Boi Samenvattingen, Notities en Examens

MN Boiler License Questions With Complete Solutions Graded A+ a question an answer what are the conditions necessary for good combustion? a) low sulfur content b) Thermal, thermocoupler, tubular c) turbulence, temperature, time 3T's c) turbulence, temperature, time 3T's why is secondary air necessary in hand fired boilers? a) Necessary to burn the combustible gases b) if primary air should fail c) used only if sulfur content is high a) Necessary to burn the combustible gases whe...

Minnesota Special Engineer Boiler License Exam Prep (2023/2024 Update) | Questions and Verified Answers| 100% Correct Q: A feed water line must have what two valves? Answer: Check & stop Q: After a new boiler is installed, what must be performed? Answer: Hydrostatic test Q: All stationary boilers of what pressure must have 2 valves on the blow off line? Answer: 100psi Q: How is boiler efficiency calculated? Answer: Output divided by input Q:...

Special Boiler License Study Material Statutes (Hermy) Exam Questions and Answers

The minimum blowdown for a spring loaded safety valve shall be of what percent of set pressure? Correct Answer 10% How is the main steam pressure gages tested? Correct Answer With an inspectors gage Who is in charge of the code for any plumbing installations? Correct Answer The nyc plumbing code When will anchorage or guides be inspected? Correct Answer Annually How many brass washout plugs does a miniature boiler have? Correct Answer 3 brass washout plugs, 1" in size How often i...

MN Boiler License Exam Questions and Detailed Answers What is the unit called that controls starting and stopping of the burner by sensing temperature of water in a hot water boiler?

Boiler water is treated in order to prevent a) sludge, mud, pitting, corrosion b) foaming, corrosion, carryover, sludge c) sludge, corrosion, scale, carryover d) scale, sludge, mud, pitting e) foaming, carryover, pitting, corrosion c Dissolved solids in raw water a) cause pitting of boiler surfaces b) cause grooving of piping surfaces c) are organic matter d) cannot be removed with filters e) cause corrosion of boiler surfaces d Boiler surfaces may have what appears to ...

Special Boiler License Practice Exam Minnesota Questions and Answers

Minnesota Special Engineer Boiler License Practice Exam Questions

Low pressure boiler practice test Water, heat and container - correct answer Is necessary to generate steam in a boiler Heating surface - correct answer The _____ is the part of the boiler with water on one side and heat on the other Firetube - correct answer A _____ boiler has heat and gases of combustion that pass through tubes surrounded by water Watertube - correct answer A _____ boiler has water in the tubes and heat and gases of combustion passing around the tubes Baffles - co...