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. Hangers for a suspended unit heater must be ________. A) Designed by a registered design professional B) Steel angle iron C) Provided by the appliance manufacturer D) Noncombustible 2 / 50 2. Listed and labeled hearth extensions for factory-built fireplaces, fireplace stoves and solid-fuel-type room heaters shall comply with ____________ A) UL 158 B) UL 1482 C) UL 1618 D) UL 127 3 / 50 3. Electric commercial clothes dryers shall be tested in accordance with __________. A) UL 2158 B) UL 1240 C) UL 1996 D) UL 197 4 / 50 4. A permanent warning notice shall be attached to the sauna room, stating in part “Do not exceed ______ minutes in sauna.” A) 30 B) 45 C) 90 D) 60 5 / 50 5. The code official has the authority to grant modifications to the code __________. A) for individual cases where the strict letter of the code is impractical B) where the intent and purpose of the code cannot be met C) related only to administrative functions D) for only those issues not affecting fire or life safety IMC 105.1 IMC 105.1 6 / 50 6. Wall register floor furnaces shall be placed a minimum of ___________ inches from a corner. A) 8 B) 6 C) 4 D) 12 7 / 50 7. Other than on the control side, a minimum clearance of ___ inches is required on all sides of a floor furnace. A) 12 B) 6 C) 18 D) 24 8 / 50 8. 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) 3 B) 4 C) 6 D) 5 IMC 304.5.1 IMC 304.5.1 9 / 50 9. Mechanical systems in structures located in flood hazard areas shall be located at or above the . A) highest flood stage B) 100 year flood level C) elevation required by the IBC D) high water level IMC 301.16 IMC 301.16 10 / 50 10. What is the minimum required size of a hearth extension for a factory-built fireplace? A) 60 inches long by 20 inches wide B) As set forth in the fireplace listing C) Twice the size of the firebox opening D) A hearth extension is not required 11 / 50 11. In general, floor furnaces shall have a minimum clearance from grade of not less than ________ inches. A) 12 B) 24 C) 6 D) 18 12 / 50 12. Registers for floor furnaces shall be placed a minimum of ___________ inches from draperies and similar combustible materials. A) 12 B) 8 C) 6 D) 4 13 / 50 13. Sauna heaters shall be equipped with a thermostat that will limit room temperature to a maximum of ___________ ˚F. A) 194 B) 175 C) 180 D) 186 14 / 50 14. Where roof-mounted solar collectors serve as the roof covering, the use of plastic solar collectors is exempt from the building code’s general roof covering requirements if the collector cover meets the requirements for . A) Foam plastic B) Plastic skylights C) Plastic roof panels D) Plastic Glazing IMC 1402.8.1.3, exception IMC 1402.8.1.3, exception 15 / 50 15. Notches in the top or bottom of solid wood joists shall not be located in the middle of the span. A) 1/3 B) 1/8 C) 1/4 D) 1/2 IMC 302.3.1 IMC 302.3.1 16 / 50 16. Labels on pressurized water storage tanks shall clarify that the specifications apply to the . A) Water storage tank B) Solar collector C) Transfer unit D) Entire solar system IMC 1404.2 IMC 1404.2 17 / 50 17. Bored holes shall not be nearer than inch to the edge of the stud. A) 1/2 B) 3/4 C) 1/4 D) 5/8 IMC 302.3.3 IMC 302.3.3 18 / 50 18. 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. A) one B) two C) four D) three IMC 101.2, Exception IMC 101.2, Exception 19 / 50 19. Holes in webs of cold-formed steel studs in a nonbearing wall can be a maximum inches in length. A) 4 B) 6 C) 2 D) 10 IMC 303.5.3 IMC 303.5.3 20 / 50 20. The board of appeals is not authorized to rule on an appeal based on a claim that . A) a code requirement should be waived B) the rules have been incorrectly interpreted C) a better form of construction is provided D) the provisions of the code do not fully apply IMC 109.1 and 109.1.1 IMC 109.1 and 109.1.1 21 / 50 21. 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 A) close B) open C) direct D) indirect 22 / 50 22. The code official has the authority to __________ the provisions of the code. A) violate B) interpret C) ignore D) waive IMC 104.1 IMC 104.1 23 / 50 23. In general, solar thermal equipment exposed to vehicle traffic shall be installed a minimum of feet above the floor. A) 8 B) 10 C) 6 D) 12 IMC 1402.6 IMC 1402.6 24 / 50 24. ______________ occupancy occurs where two or more occupancies are are located within the same building. A) Mixed B) Commercial C) Multiple D) None of the above 25 / 50 25. Walls enclosing occupiable rooms where food is stored, served or sold shall be constructed to protect against the entrance of in accordance with the building code. A) outside air B) moisture C) rodents D) termites IMC 301.17 IMC 301.17 26 / 50 26. Equipment and appliances in solar thermal systems shall be installed in accordance with the . A) Submitted plans and specifications B) Industry Practices C) Manufacturer’s instructions D) Design professional’s instructions IMC 1401.4 IMC 1401.4 27 / 50 27. Heat exchangers used in domestic water heating systems shall be approved . A) By the manufacturer B) For the anticipated heat and pressure ranges C) By a licensed mechanical engineer D) For the intended use IMC 1401.2.8.4 IMC 1401.2.8.4 28 / 50 28. At an underground inspection where the excavated soil contains rocks, broken concrete or rubble, is required on the job site. A) compaction equipment B) clean backfill C) an environmental permit D) a means of debris removal IMC 107.2 #1 IMC 107.2 #1 29 / 50 29. Which of the following installations is permitted to be backfilled prior to an underground inspection? A) drainage pipe exceeding 8 inches in diameter B) underground ducts of approved materials C) ground source heat pump loop systems D) hydronic piping systems IMC 107.2 Exception IMC 107.2 Exception 30 / 50 30. Cooking appliances installed within areas where domestic cooking operations occur shall be listed and labeled as _________-type appliance for domestic use. A) Residential B) Limited C) Household D) Noncommercial 31 / 50 31. Condensate piping for fuel burning condensing appliances shall maintain a minimum horizontal slope of units vertical in 12 units horizontal. A) 1/2 B) 3/8 C) 1/4 D) 1/8 IFGC 307.2 IFGC 307.2 32 / 50 32. Unless otherwise protected from impact, appliances located in a public garage shall be installed a minimum of feet above the floor. A) 10 B) 12 C) 15 D) 8 IFGC 305.4 IFGC 305.4 33 / 50 33. Condensate waste and drain lines shall be not less than -inch internal diameter. A) 3/4 B) 5/8 C) 1 D) 1/2 IFGC 307.3 IFGC 307.3 34 / 50 34. Where an appliance is located in an attic, a is required at the access opening to the attic passageway. A) light switch B) receptacle outlet C) luminaire D) level work surface IFGC 306.3.1 IFGC 306.3.1 35 / 50 35. Unless located within a dwelling unit, rooms containing appliances shall be provided with a door and an unobstructed passageway measuring not less than inches wide and 80 inches high. A) 32 B) 24 C) 30 D) 36 IFGC 306.2 IFGC 306.2 36 / 50 36. A permit is not required for the installation of a __________. A) Portable heating appliance B) Vented gas fireplace C) Natural gas system D) Electric heat pump system 37 / 50 37. Appliances located in an attic shall be provided with a level service space not less than inches deep and inches wide. A) 30,24 B) 30,36 C) 30,30 D) 24,30 IFGC 306.3 IFGC 306.3 38 / 50 38. Only in an emergency situation that poses an immediate hazard to life or property is the code official authorized to _______________. A) post a stop work order B) require disconnection of utility service C) declare the installation unsafe D) condemn the installation 39 / 50 39. Within dwelling units, unobstructed are permitted to convey combustion air. A) Chases enclosing chimneys B) Stud and joist spaces C) Chimneys D) Shafts IFGC 304.11, Item 1 Exception IFGC 304.11, Item 1 Exception 40 / 50 40. If the permit has not been issued, an application for a permit is considered abandoned __________ days after the date of filing. A) 120 B) 90 C) 180 D) 45 41 / 50 41. When the provisions of the FGC are applicable, a change of occupancy requires _____________. A) Approval B) Certification of occupancy C) Permits D) Inspected 42 / 50 42. Guards are not required for rooftop appliances requiring service where . A) approved fall-restraint devices are installed B) the appliance is at least 8 feet from the roof edge C) the roof slope is less than 3/12 D) the roof edge is not greater than 10 feet above grade IFGC 306.6, Exception IFGC 306.6, Exception 43 / 50 43. A 30-inch high attic passageway serving a gas appliance is limited in length to no more than feet. A) 14 B) 12 C) 18 D) 20 IFGC 306.3 IFGC 306.3 44 / 50 44. The code official has the authority to grant modifications to the code ____________. A) For individual cases where the strict letter of the code is impractical B) Where the intent and purpose of the code cannot be met C) Only for those issues not affecting fire and life safety D) Only when related to administrative functions 45 / 50 45. In bearing partitions, any wood stud is permitted to be cut or notched to a depth not exceeding percent of its width. A) 50 B) 40 C) 10 D) 25 IFGC 302.3.3 IFGC 302.3.3 46 / 50 46. Required guards installed around rooftop service platforms shall be not less than inches in height. A) 36 B) 42 C) 48 D) 30 IFGC 306.5.1 IFGC 306.5.1 47 / 50 47. Where the code official finds that a proposed alternative material does not comply with the intent of the code provisions, the code official shall ________. A) State the reason for disapproval in writing to the applicant B) Contact a third-party agency to authorize additional testing C) Place limitations on the use of the alternative material D) Request additional information from the manufacturer 48 / 50 48. Where appliances are supported by a concrete slab, the slab shall extend at least inches above the adjoining grade. A) 6 B) 9 C) 4 D) 3 IFGC 305.7 IFGC 305.7 49 / 50 49. For a label affixed to a listed fuel gas appliance, which of the following is not required information? A) The appliance Btu/hour rating B) The minimum required clearances C) The approved fuel D) If the appliance is rated for 120 or 220 volt alternating current 301.5 301.5 50 / 50 50. The purpose of this code is to provide _____________ standards to safeguard life or limb, health, property and public welfare. A) Consensus B) Minimum C) Acceptable D) Maximum Your score is Share your results with your friends LinkedIn Facebook Twitter VKontakte
