Plumbing Year 3 Midterm Exam with Complete Solutions

Plumbing Year 3 Midterm Exam with Complete Solutions A mathematical process used to accomplish a specific task is known as ________. - ANSWER ️️ Applied mathematics Combustion air ducts shall ________. - ANSWER ️️ Serve a single space Combustion air ducts that terminate in an attic shall _________. - ANSWER ️️ Not be screened Combustion air supplied by using the "standard method" requires a minimum volume of _______. - ANSWER ️️ 50 cu ft per 1,000 btu/hr If the weight of a full tank of water in a water heater is 416.5 pounds, the volume of the tank is _______ gallons. - ANSWER ️️ 50 Providing pipe-bundle weight information to the crane operator is the responsibility of the ________. - ANSWER ️️ Plumber Requirements for installing gas heaters in residential garages and adjacent spaces that open to the garage are: - ANSWER ️️ -If directly on the floor, must be flammable vapor ignition resistant (FVIR) -If access is outside of the garage, combustion air must come from the exterior -Protection from moving vehicles -Burners not less than 18" above the floor Supplying outside combustion air using the "one permanent opening" method requires that the fresh air duct or opening be within 12" of the [a} and be an