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. The location of cooling towers on the property shall be as required in accordance with the International _____________ Code. A) Building B) Zoning C) Mechanical D) Fire 2 / 50 2. For a radiant heating panel attached to wood framing, fasteners shall be a minimum of _______ inch from any element. A) 1 B) 1/4 C) 1/2 D) 3/4 3 / 50 3. 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. A) 100 B) 90 C) 110 D) 75 IMC 1402.3.1, 1006.4 IMC 1402.3.1, 1006.4 4 / 50 4. Where there is a conflict between a general code requirement and a specific requirement, the requirement shall govern. A) general B) most restrictive C) specific D) least restrictive IMC 102.1 IMC 102.1 5 / 50 5. A mechanical system that constitutes a fire or health hazard shall be declared . A) a fire hazard B) a nuisance C) unlawful D) an unsafe system IMC 108.7 IMC 108.7 6 / 50 6. Heat exchangers used in domestic water heating systems shall be approved . A) For the intended use B) For the anticipated heat and pressure ranges C) By the manufacturer D) By a licensed mechanical engineer IMC 1401.2.8.4 IMC 1401.2.8.4 7 / 50 7. The minimum side clearance to combustibles for a commercial clothes dryer shall be _________. A) 12 inches B) 8 inches C) Determined by the manufacturer’s instructions D) 4 inches 8 / 50 8. In the case of an approved existing mechanical system in a factory with qualified personnel, for periodic alterations to the system. A) an annual permit may be issued B) inspections are not required C) permits are not required D) an approved agency must pull individual permits IMC 106.1.1 IMC 106.1.1 9 / 50 9. Heat exchange equipment containing heat transfer fluids which are flammable shall comply with the International __________ Code. A) Plumbing B) Mechanical C) Fire D) Building 10 / 50 10. Equipment and appliances in solar thermal systems shall be installed in accordance with the . A) Industry Practices B) Design professional’s instructions C) Manufacturer’s instructions D) Submitted plans and specifications IMC 1401.4 IMC 1401.4 11 / 50 11. Where all solar system piping is a part of the potable water distribution system and all components of the solar system piping are listed for potable use, cross-connection protection measures are . A) Of no value B) Required C) Not required D) Prohibited IMC 1401.2, exception IMC 1401.2, exception 12 / 50 12. Sides of pits or excavations used for appliance locations shall be held back a minimum of inches from the equipment. A) 15 B) 10 C) 12 D) 5 IMC 303.7 IMC 303.7 13 / 50 13. Heating, ventilating and air conditioning systems shall be designed and installed for efficient use of energy in accordance with the . A) International Fuel Gas Code® B) International Energy Conservation Code® C) International Plumbing Code® D) International Building Code® IMC 301.2 IMC 301.2 14 / 50 14. In bearing partitions, wood studs may be cut or notched to a maximum depth of percent of the stud depth. A) 25 B) 33 1/3 C) 50 D) 60 IMC 302.3.2 IMC 302.3.2 15 / 50 15. Hangers for a suspended unit heater must be ________. A) Designed by a registered design professional B) Provided by the appliance manufacturer C) Noncombustible D) Steel angle iron 16 / 50 16. Vented wall furnaces shall not circulate air from _________ to other parts of the building. A) Bathrooms B) Habitable rooms C) Kitchens D) Sleeping Rooms 17 / 50 17. What is the minimum required size of a hearth extension for a factory-built fireplace? A) As set forth in the fireplace listing B) Twice the size of the firebox opening C) 60 inches long by 20 inches wide D) A hearth extension is not required 18 / 50 18. Unless doubled, studs within an exterior bearing wall may contain bored holes with a maximum diameter of percent of the stud depth. A) 50 B) 33 1/3 C) 25 D) 40 IMC 302.3.3 IMC 302.3.3 19 / 50 19. Floor furnaces shall be placed a minimum of ___________ inches from the nearest wall. A) 4 B) 8 C) 6 D) 12 20 / 50 20. Ducts shall have a minimum slope of ________ inch per foot to allow drainage to a point provided with access. A) ½ B) ⅛ C) ⅓ D) ¼ 21 / 50 21. 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) 50 B) 10 C) 25 D) 75 IMC 304.5.1.2 IMC 304.5.1.2 22 / 50 22. Appliances located in private garages and carports shall be installed with a minimum clearance of ___________ feet (1829 mm) above the floor. A) 6 B) 5 C) 9 D) 8 23 / 50 23. Once a permit has expired because the authorized work was not commenced or was suspended/abandoned, a new permit may be issued at one-half the amount required for a new permit, provided the work has not been abandoned for more than . A) 30 days B) 180 days C) 90 days D) one year IMC 106.4.3 IMC 106.4.3 24 / 50 24. Which of the following appliances must be tested in accordance with UL 730? A) Fireplace stoves B) Unvented gas log heaters C) Factory-built barbecues D) Oil-fired vented wall heaters 25 / 50 25. Cooling towers shall be located to prevent ________________ from entering occupied spaces. A) Water B) Discharge vapor plumes C) Humidity D) Condensate 26 / 50 26. 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) within ¼ inch of D) Spanning a minimum of two 27 / 50 27. The shall be responsible for the maintenance of the mechanical systems. A) person occupying the structure B) owner or owner’s agent C) maintenance staff D) installing contractor IMC 102.3 IMC 102.3 28 / 50 28. Bored holes for the installation of piping shall be located at least inch(es) from the top and bottom of a solid wood joist. A) 1 B) 2 C) 1/2 D) 5/8 IMC 302.3.1 IMC 302.3.1 29 / 50 29. When provided to control the main burner operation of a sauna heater, a timer shall have a maximum operating time of __________ minutes. A) 60 B) 90 C) 30 D) 45 30 / 50 30. The flash point of heat transfer fluids used in solar systems in Group F or H occupancies shall not be lower . A) Than one-half of the ambient temperature of the space B) Than one-half of the operating range C) Unless approved D) Unless permitted by the mechanical engineer IMC 1403.5 IMC 1403.5 31 / 50 31. 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) 30,24 D) 24,30 IFGC 306.3 IFGC 306.3 32 / 50 32. Only in an emergency situation that poses an immediate hazard to life or property is the code official authorized to _______________. A) condemn the installation B) declare the installation unsafe C) require disconnection of utility service D) post a stop work order 33 / 50 33. Which of the following individuals is not qualified to serve on the Board of Appeals for the IFGC? A) A single-family dwelling home owner B) A registered design professional with fuel gas and plumbing engineering experience C) A registered design professional who is a registered architect D) An electrical contractor with at least 10 years of experience, 5 of which the contractor was responsible for the work 34 / 50 34. Unlisted appliances . A) Are permitted to be installed in accordance with the manufacturer's installation instructions B) May be approved based upon an approved engineering evaluation C) Require testing conducted by the manufacturer D) Are not allowed to be installed 301.3 301.3 35 / 50 35. 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) not be installed B) be isolated in a separate room C) be elevated D) be listed as flammable ignition resistant IFGC 305.2 IFGC 305.2 36 / 50 36. Openings obtaining indoor combustion air from a different story require a total minimum free area of square inch(es) per 1,000 Btu/h of the total input rating of appliances. A) 3 B) 2 C) 1 D) 4 IFGC 304.5.3.2 IFGC 304.5.3.2 37 / 50 37. The __________ is not required on an application for a permit. A) Proposed occupancy B) Type of construction C) Location of work D) Described work 38 / 50 38. Holes bored in solid wood joists shall be located not less than inch(es) from the top and bottom joist. A) 1-1/2 B) 1 C) 1/2 D) 2 IFGC 302.3.2 IFGC 302.3.2 39 / 50 39. An automatic appliance shut-off device is required for condensate pumps located . A) in an attic B) in a mechanical room C) in a basement D) more than 10 feet from the condensing appliance IFGC 307.6 IFGC 307.6 40 / 50 40. The minimum dimension of an outdoor combustion air opening is inches. A) 8 B) 6 C) 12 D) 3 IFGC 304.6 IFGC 304.6 41 / 50 41. Unless otherwise protected from impact, appliances located in a public garage shall be installed a minimum of feet above the floor. A) 8 B) 12 C) 10 D) 15 IFGC 305.4 IFGC 305.4 42 / 50 42. Suspended mechanical equipment shall be installed a minimum of inches above the adjoining grade. A) 6 B) 12 C) 8 D) 3 IFGC 305.7 IFGC 305.7 43 / 50 43. Tests performed by __________ may be required by the code official where there is insufficient evidence of code compliance. A) The owner B) Design professional C) An approved agency D) The contractor 44 / 50 44. Combustion air requirements for appliances with power burners are determined by . A) engineering calculations B) The manufacturer's instructions C) The known air infiltration rate method D) research reports IFGC 304.1 IFGC 304.1 45 / 50 45. Where a space is provided outdoor combustion air through two openings, one opening must begin within inches of the top and within inches of the bottom of the enclosure. A) 6,6 B) 9,9 C) 3,3 D) 12,12 IFGC 304.6.1 IFGC 304.6.1 46 / 50 46. Fuel gas installations in detached one- and two-family dwellings and multiple single-family dwellings (townhouses) not more than three stories in height with separate means of egress must comply with the ___________ A) International Fuel Gas Code (IFGC) B) International Building Code (IBC) C) International Residential Code (IRC) D) International Mechanical Code (IMC) 47 / 50 47. The maximum length of an electrical bonding jumper for a corrugated stainless steel tubing (CSST) system is feet. A) 75 B) 25 C) 150 D) 100 IFGC 310.2.3 IFGC 310.2.3 48 / 50 48. Unless otherwise approved in accordance with Section 105, appliances regulated by this code shall be . A) Evaluated B) Listed C) Vented D) Certified 49 / 50 49. The IFGC does not apply to ________________. A) Oxygen-fuel gas cutting systems B) Gaseous hydrogen systems C) Gas appliance ventilation air D) LP-gas piping systems 50 / 50 50. The permit or a copy shall be kept on the site of the work __________. A) Until completion of the project B) Until work commences C) For one year after the work is completed D) Until a certificate of occupancy is issued Your score is Share your results with your friends LinkedIn Facebook Twitter VKontakte
