NYC High Pressure Boiler License Questions with Correct 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 is HP piping expansion joints inspected? Correct Answer Weekly How long should a hydronic system be pressure tested for? Correct Answer 2 hours at no less than 100 psig How is a gage protected from excessive pressure? Correct Answer Shut off cock Who is authorized to witness a test on a gas piping system? Correct Answer Plumbing inspector, architect, licensed PE, master plumber, agency by the DOB How should a remote disconnect be labeled? Correct Answer Remote control for burner When is a fusible plug not needed to be installed on a boiler? Correct Answer Over 200 psig When shall a power boiler with a MAWP over 400 be tested? Correct Answer Pressure tested annually What shall a design plan of a boiler and application contain but not limited to? Correct Answer Size, location, operating pressure + temperature of the pressure vessel and type + specs of PRV Who is responsible for maintaining the copies of the certified welder qualifications report? Correct Answer The welding agency and shall be available to the DOB