Practice Mechanical Journeyman Untimed (Dark Theme)

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Practice Mechanical Journeyman Untimed (Dark Theme)

Practice Mechanical Journeyman Untimed

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1. Heating, ventilating and air conditioning systems shall be designed and installed for efficient use of energy in accordance with the                        .

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2. Unless adequately separated vertically, plume discharges from cooling towers shall be a minimum of __________ feet away from any ventilation inlets to a building.

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3. Ducts shall not be attached to vented wall furnaces ____________.

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4. Where a relief valve is required in a solar energy system, the valve shall be set at a maximum of            percent of the nameplate pressure rating.

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5. Used materials, equipment and appliances may be utilized under which of the following conditions?

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6. The installation of a(n)                         is prohibited.

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7. The mechanical provisions of the International Residential Code are applicable to one and two-family dwellings and townhouses a maximum of                    stories above grade plane in height.

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8. Cooling towers shall be located to prevent ________________ from entering occupied spaces.

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9. UL 1482 is the appropriate reference standard for the listing and labeling of __________ and ____________

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10. Sides of pits or excavations used for appliance locations shall be held back a minimum of           inches from the equipment.

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11. Air transported to occupied spaces through rock or dust-producing materials by means other than natural convection shall be filtered before entering the              .

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12. Unless doubled, studs within an exterior bearing wall may contain bored holes with a maximum diameter of                              percent of the stud depth.

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13. The code official shall require construction documents and specifications to be prepared by a registered design professional when                                  .

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14. Appliances that are part of the building mechanical system shall not be converted to a different fuel, except where approved and in accordance with the                             instructions.

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15. Labels on pressurized water storage tanks shall clarify that the specifications apply to the                         .

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16. When calculating free area for required natural ventilation openings serving indoor hydrogen-refueling operations, it can be assumed that wood louvers will have                        percent free area.

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17. Mechanical systems shall be tested, with such tests made by the permit holder and observed by the                                 .

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18. Vented wall furnaces shall not circulate air from _________ to other parts of the building.

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19. Protection of the potable water supply system serving cooling towers shall be ___________.

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20. Sauna heaters shall be ___________.

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21. Radiant heat system panels installed on wood or steel framing shall be installed ___________ framing members or shall be mounted between framing members

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22. In bearing partitions, wood studs may be cut or notched to a maximum depth of                     percent of the stud depth.

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23. When provided to control the main burner operation of a sauna heater, a timer shall have a maximum operating time of __________ minutes.

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24. Wall register floor furnaces shall be placed a minimum of ___________ inches from a corner.

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25. The quality of water supplied to evaporative cooling equipment shall be in accordance with the ________.

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26. Bored holes for the installation of piping shall be located at least                               inch(es) from the top and bottom of a solid wood joist.

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27. The discharge of the air shall be to the outdoors in accordance with Chapter 5. Exhaust from mechanical ventilation systems shall be discharged not less than _______ feet from a property line or openings into buildings.

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28. Appliances installed in pits or excavations shall not come in __________ contact with the surrounding soil and shall be installed not less than 3 inches (76mm) above the pit floor

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29. What is the minimum required size of a hearth extension for a factory-built fireplace?

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30. Cooling towers and fluid coolers shall be provided with _____________.

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31. For a clearance reduction system using ventilated air space, the system shall maintain an air space clearance to combustible materials of at least                inch(es).

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32. Where a reduction in clearance to combustible materials is permitted, the side clearance for an appliance is permitted to be reduced from 12 inches to a minimum of              inches by installing No. 24 gage galvanized sheet metal with a ventilated air space

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33. Unless otherwise protected from impact, appliances located in a public garage shall be installed a minimum of                      feet above the floor.

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34. The IFGC regulates piping systems for natural gas with an operating pressure of _________ psig or less.

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35. Unless otherwise approved in accordance with Section 105, appliances regulated by this code shall be              .

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36. One set of construction documents shall be kept __________ while work is in progress.

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37. Where mechanical exhaust interferes with the operation of an appliance,                         is required. (SHALL BE PROVIDED)

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38. Within dwelling units, unobstructed                        are permitted to convey combustion air.

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39. Alternative methods or materials not specifically prescribed by the code are permitted when _________.

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40. Notches in the flange of a cold-formed steel stud in a bearing wall                               

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41. An automatic appliance shut-off device is required for condensate pumps located                              .

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42. Reduced clearance protective assemblies for gas appliances shall be placed a minimum of           inch(es) from the appliance.

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43. Unlisted appliances                                .

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44. Combustion air requirements for appliances with power burners are determined by                         .

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45. Conversion of an appliance to a different fuel gas is allowed if in accordance with the                      instructions.

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46. Guards are not required for rooftop appliances requiring service where                         .

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47. An installation is not required to be brought into compliance if it is _________ at the time of adoption of the code.

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48. Where a space is provided outdoor combustion air through a single opening, a clearance of at least                      inches is required in front of the appliance.

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49. The permit or a copy shall be kept on the site of the work __________.

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50. The purpose of this code is to provide _____________ standards to safeguard life or limb, health, property and public welfare.

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