Practice Mechanical Journeyman Untimed (Light Theme) 21 January 2024 by hvacpracticetest.com Report a question What’s wrong with this question? You cannot submit an empty report. Please add some details. Practice Mechanical Journeyman Untimed (Light Theme) Practice Mechanical Journeyman Untimed (Light Theme) 1 / 50 1. An application to the board of appeals shall be filed within days after a notice has been served. A) 90 B) 120 C) 30 D) 20 IMC 109.1 IMC 109.1 2 / 50 2. Protection of the potable water supply system serving cooling towers shall be ___________. A) As required by the International Plumbing Code B) In accordance with the equipment manufacturer’s instructions C) Based on peak demand and the size of the water piping D) Determined by the municipal water provider 3 / 50 3. What is the minimum required size of a hearth extension for a factory-built fireplace? A) Twice the size of the firebox opening B) 60 inches long by 20 inches wide C) As set forth in the fireplace listing D) A hearth extension is not required 4 / 50 4. Air transported to occupied spaces through rock or dust-producing materials by means other than natural convection shall be filtered before entering the . A) Transfer duct B) Supply air stream C) Occupied space D) Heat storage material IMC 1402.8.2.1 IMC 1402.8.2.1 5 / 50 5. At an underground inspection where the excavated soil contains rocks, broken concrete or rubble, is required on the job site. A) a means of debris removal B) clean backfill C) compaction equipment D) an environmental permit IMC 107.2 #1 IMC 107.2 #1 6 / 50 6. In general, floor furnaces shall have a minimum clearance from grade of not less than ________ inches. A) 12 B) 18 C) 6 D) 24 7 / 50 7. Labels on pressurized water storage tanks shall clarify that the specifications apply to the . A) Solar collector B) Water storage tank C) Entire solar system D) Transfer unit IMC 1404.2 IMC 1404.2 8 / 50 8. Wall register floor furnaces shall be placed a minimum of ___________ inches from a corner. A) 12 B) 6 C) 4 D) 8 9 / 50 9. Solar thermal systems shall not obstruct and building component requiring . A) Cleaning or repair B) Replacement or operation C) Repair or replacement D) Operation or access IMC 1402.2 IMC 1402.2 10 / 50 10. Drains, overflows and blowdown provisions for cooling towers shall be _____________ connected to an approved disposal system. A) Carefully B) Indirectly C) Temporarily D) Directly 11 / 50 11. 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. A) 10 B) 25 C) 50 D) 75 IMC 304.5.1.2 IMC 304.5.1.2 12 / 50 12. Radiant heat system panels installed on wood or steel framing shall be installed ___________ framing members or shall be mounted between framing members A) Parallel to B) Perpendicular to C) Spanning a minimum of two D) within ¼ inch of 13 / 50 13. Oil-fired floor furnaces shall be tested in accordance with UL _____________. A) 729 B) 972 C) 792 D) 279 14 / 50 14. The installation of a(n) is prohibited. A) direct-vent appliance in a bathroom B) fuel-fired furnace in a crawl space C) wood burning fireplace in a sleeping room D) oil-fired boiler in a storage closet IMC 303.3 IMC 303.3 15 / 50 15. Roof-mounted solar collectors that serve as the roof covering shall conform to the requirements of the for roof coverings. A) International Fire Code B) International Building Code C) International Residential Code D) National Roofing Council IMC 1402.8.1.3 IMC 1402.8.1.3 16 / 50 16. Unless the factory-built fireplace system has been specifically tested, listed and labeled for the installation, ____________ shall not be installed. A) Chimney offsets B) A tight-fitting damper C) A rain cap D) Gasketed fireplace doors 17 / 50 17. Pressurized thermal water storage tanks shall be listed and labeled, with the label required to indicate all of the following information, except the . A) Maximum allowable operating temperature. B) Maximum heat transfer fluid capacity C) Manufacturer's address D) Model number IMC 1404.2 IMC 1404.2 18 / 50 18. Electric commercial clothes dryers shall be tested in accordance with __________. A) UL 2158 B) UL 1240 C) UL 1996 D) UL 197 19 / 50 19. IMC chapter 14 specifically regulates the design and installation intended to use solar thermal energy for space heating and cooling, domestic hot water heating, swimming pool heating or heating A) Nonindustrial B) Exterior slab C) Industrial D) Process IMC 1401.1 IMC 1401.1 20 / 50 20. The minimum side clearance to combustibles for a commercial clothes dryer shall be _________. A) Determined by the manufacturer’s instructions B) 8 inches C) 12 inches D) 4 inches 21 / 50 21. Sauna heaters shall be equipped with a thermostat that will limit room temperature to a maximum of ___________ ˚F. A) 186 B) 180 C) 175 D) 194 22 / 50 22. Vented wall furnaces shall be located so that a door swing maintains a minimum clearance of ______ inches from any air inlet. A) 2 B) 6 C) 12 D) 18 23 / 50 23. A(n) ________ shall be installed ahead of all controls for a vented wall furnace. A) Automatic shutoff valve B) Regulating valve C) Manual shutoff valve D) Flexible connector 24 / 50 24. Where natural ventilation is used, indoor locations intended for hydrogen-generating operations shall communicate with the outdoors through openings with a minimum cross-sectional dimension of Inches A) 5 B) 3 C) 6 D) 4 IMC 304.5.1 IMC 304.5.1 25 / 50 25. A mechanical system that constitutes a fire or health hazard shall be declared . A) an unsafe system B) unlawful C) a fire hazard D) a nuisance IMC 108.7 IMC 108.7 26 / 50 26. The control side of a floor furnace shall have a minimum clearance of _______ inches. A) 12 B) 18 C) 24 D) 6 27 / 50 27. For studs in a nonbearing partition, the maximum permitted diameter of a bored hole is . percent of the depth of the stud. A) 60 B) 50 C) 25 D) 33 1/3 IMC 302.3.3 IMC 302.3.3 28 / 50 28. An unvented gas log heater may be installed in a factory-built fireplace where the _____________ A) Gas log heater has been listed and labeled for such use B) Fireplace has been listed and labeled for such use C) Installation is approved by a mechanical engineer D) Gas log heater complies with the International Fuel Gas code 29 / 50 29. When located within a repair garage, appliances with an ignition source shall be elevated such that the ignition source is a minimum of inches above the garage floor. A) 16 B) 18 C) 12 D) 20 IMC 304.3 IMC 304.3 30 / 50 30. Floor furnaces shall not be installed in___________ construction built on grade. A) concrete floor B) combustible C) noncombustible D) treated wood 31 / 50 31. The minimum dimension of an outdoor combustion air opening is inches. A) 6 B) 8 C) 12 D) 3 IFGC 304.6 IFGC 304.6 32 / 50 32. Equipment and appliances having an ignition source shall in Group H Occupancies or control areas where open use, handling or dispensing of combustible,” flammable or explosive materials occurs. A) be isolated in a separate room B) be listed as flammable ignition resistant C) be elevated D) not be installed IFGC 305.2 IFGC 305.2 33 / 50 33. An automatic appliance shut-off device is required for condensate pumps located . A) in a basement B) in an attic C) in a mechanical room D) more than 10 feet from the condensing appliance IFGC 307.6 IFGC 307.6 34 / 50 34. Appliances located in an attic shall be provided with a level service space not less than inches deep and inches wide. A) 30,30 B) 30,36 C) 24,30 D) 30,24 IFGC 306.3 IFGC 306.3 35 / 50 35. Where vehicles are capable of passing under an appliance installed in a public garage. the appliance shall be installed a minimum of inches higher than the tallest vehicle garage door opening. A) 6 B) 24 C) 18 D) 12 IFGC 305.4 IFGC 305.4 36 / 50 36. Where an appliance is located in an attic, a is required at the access opening to the attic passageway. A) level work surface B) light switch C) receptacle outlet D) luminaire IFGC 306.3.1 IFGC 306.3.1 37 / 50 37. Unless otherwise protected from impact, appliances located in a public garage shall be installed a minimum of feet above the floor. A) 12 B) 8 C) 10 D) 15 IFGC 305.4 IFGC 305.4 38 / 50 38. A permit is not required for the installation of a __________. A) Portable heating appliance B) Electric heat pump system C) Natural gas system D) Vented gas fireplace 39 / 50 39. _________ provide supporting documentation to verify that an alternative material or assembly complies with the intent of the code. A) Manufacturer's instructions B) Construction documents C) Inspection reports D) Research reports 40 / 50 40. For a label affixed to a listed fuel gas appliance, which of the following is not required information? A) The minimum required clearances B) If the appliance is rated for 120 or 220 volt alternating current C) The approved fuel D) The appliance Btu/hour rating 301.5 301.5 41 / 50 41. Tests performed by __________ may be required by the code official where there is insufficient evidence of code compliance. A) The contractor B) An approved agency C) The owner D) Design professional 42 / 50 42. Combustion air requirements for appliances with power burners are determined by . A) engineering calculations B) The manufacturer's instructions C) research reports D) The known air infiltration rate method IFGC 304.1 IFGC 304.1 43 / 50 43. When the provisions of the FGC are applicable, a change of occupancy requires _____________. A) Permits B) Inspected C) Approval D) Certification of occupancy 44 / 50 44. The code official has the authority to grant modifications to the code ____________. A) Where the intent and purpose of the code cannot be met B) Only when related to administrative functions C) For individual cases where the strict letter of the code is impractical D) Only for those issues not affecting fire and life safety 45 / 50 45. An installation is not required to be brought into compliance if it is _________ at the time of adoption of the code. A) Labeled B) Listed C) Lawfully in existence D) Operational 46 / 50 46. A permanent approved means of access is required for appliances installed on roofs WAY, at a height exceeding feet. A) 24 B) 10 C) 16 D) 20 IFGC 306.5 IFGC 306.5 47 / 50 47. Unless otherwise protected from impact, appliances located in a private garage shall be installed a minimum of feet above the floor. A) 10 B) 12 C) 8 D) 6 IFGC 305.5 IFGC 305.5 48 / 50 48. The permit or a copy shall be kept on the site of the work __________. A) Until a certificate of occupancy is issued B) Until work commences C) Until completion of the project D) For one year after the work is completed 49 / 50 49. Condensate waste and drain lines shall be not less than -inch internal diameter. A) 1/2 B) 3/4 C) 5/8 D) 1 IFGC 307.3 IFGC 307.3 50 / 50 50. Suspended mechanical equipment shall be installed a minimum of inches above the adjoining grade. A) 12 B) 8 C) 3 D) 6 IFGC 305.7 IFGC 305.7 Your score is Share your results with your friends LinkedIn Facebook Twitter VKontakte
