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. Where a floor furnace is sealed by the manufacturer to prevent the entrance of water, a minimum clearance of __________ inch(es) is required from the grade level. A) 4 B) 3 C) 1 D) 2 2 / 50 2. The code official has the authority to grant modifications to the code __________. A) related only to administrative functions B) for only those issues not affecting fire or life safety C) where the intent and purpose of the code cannot be met D) for individual cases where the strict letter of the code is impractical IMC 105.1 IMC 105.1 3 / 50 3. System components shall be protected from any freezing that may be encountered during . A) The operation of the system B) Testing of the system C) The initial start-up process D) Periods of system nonoperation IMC 1402.4 IMC 1402.4 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) Occupied space B) Supply air stream C) Heat storage material D) Transfer duct IMC 1402.8.2.1 IMC 1402.8.2.1 5 / 50 5. Every occupied space shall be ventilated by natural or ____________ means A) mechanical B) filtered C) controlled D) artificial 6 / 50 6. The shall be responsible for the scheduling of inspections. A) mechanical contractor B) holder of the permit C) mechanical inspector D) design professional IMC 107.2 and 107.2.2 IMC 107.2 and 107.2.2 7 / 50 7. The required ventilation opening into a sauna room shall be a minimum of _____ inches by ______ inches and located near the top of the door. A) 4,8 B) 4,4 C) 6,6 D) 8,8 8 / 50 8. 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. A) 12 B) 20 C) 8 D) 16 9 / 50 9. The quality of water supplied to evaporative cooling equipment shall be in accordance with the ________. A) Equipment manufacturers recommendation B) Regulating authority C) Listing of the pump D) International Plumbing Code 10 / 50 10. Studs used in nonbearing partitions are permitted to be cut or notched to a maximum depth of percent of the stud depth. A) 33 1/3 B) 25 C) 60 D) 40 IMC 302.3.2 IMC 302.3.2 11 / 50 11. 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 12 / 50 12. The minimum side clearance to combustibles for a commercial clothes dryer shall be _________. A) 4 inches B) Determined by the manufacturer’s instructions C) 8 inches D) 12 inches 13 / 50 13. Unless doubled, studs within an exterior bearing wall may contain bored holes with a maximum diameter of percent of the stud depth. A) 40 B) 50 C) 25 D) 33 1/3 IMC 302.3.3 IMC 302.3.3 14 / 50 14. Heating, ventilating and air conditioning systems shall be designed and installed for efficient use of energy in accordance with the . A) International Building Code® B) International Fuel Gas Code® C) International Energy Conservation Code® D) International Plumbing Code® IMC 301.2 IMC 301.2 15 / 50 15. 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 16 / 50 16. Where the depth of an excavation housing an appliance exceeds 12 inches below the adjoining grade, the walls of the pit or excavation shall be lined with concrete or masonry extending a minimum of inches above adjoining grade. A) 10 B) 4 C) 8 D) 12 IMC 303.7 IMC 303.7 17 / 50 17. 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) 4 B) 3 C) 5 D) 6 IMC 304.5.1 IMC 304.5.1 18 / 50 18. A person holding a permit has the right to apply for an extension, provided the permit . A) has been expired for less than one year B) has only been granted one previous extension C) is less than 60 days old D) is unexpired IMC 106.4.4 IMC 106.4.4 19 / 50 19. Suspended oil-fired unit heaters shall be installed in accordance with __________. A) UL 731 B) UL 896 C) NFPA 31 D) NFPA 37 20 / 50 20. Appliances shall not be installed in a location where they may be subject to mechanical damage unless they are . A) approved by the code official B) braced and anchored to the structural framing C) protected by approved barriers D) elevated at least 18 inches above the floor IMC 303.4 IMC 303.4 21 / 50 21. Radiant heat system panels installed on wood or steel framing shall be installed ___________ framing members or shall be mounted between framing members A) Spanning a minimum of two B) within ¼ inch of C) Perpendicular to D) Parallel to 22 / 50 22. Mechanical systems in structures located in flood hazard areas shall be located at or above the . A) 100 year flood level B) highest flood stage C) high water level D) elevation required by the IBC IMC 301.16 IMC 301.16 23 / 50 23. What is the minimum required size of a hearth extension for a factory-built fireplace? A) A hearth extension is not required B) 60 inches long by 20 inches wide C) Twice the size of the firebox opening D) As set forth in the fireplace listing 24 / 50 24. Appliances located in private garages and carports shall be installed with a minimum clearance of ___________ feet (1829 mm) above the floor. A) 5 B) 8 C) 9 D) 6 25 / 50 25. 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) 90 B) 100 C) 110 D) 75 IMC 1402.3.1, 1006.4 IMC 1402.3.1, 1006.4 26 / 50 26. Potable water supplies to solar systems shall be protected against contamination in accordance with the . A) International Plumbing Code B) Clean Water Act of 1964 C) County health department D) State Environmental Agency IMC 1401.2 IMC 1401.2 27 / 50 27. 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) indirect C) direct D) open 28 / 50 28. ________________ is any appliance in which the products of combustion at the point of entrance to the flue under normal operating conditions have a temperature of more than 1,000 degrees F, but not greater than 2,000 degrees F. A) low-heat appliance B) medium-heat appliance C) residential appliance D) high-heat appliance 29 / 50 29. Fireplaces and solid fuel-burning appliances shall not be installed in _____________________ A) day care facilities B) hazardous locations C) sleeping rooms D) Assembly occupancies 30 / 50 30. Grease duct systems serving type 1 hood, where enclosures are not required, shall have a clearance to combustible construction of not less than __________ inches A) 3 B) 12 C) 24 D) 18 31 / 50 31. Required guards installed around rooftop service platforms shall be not less than inches in height. A) 30 B) 48 C) 36 D) 42 IFGC 306.5.1 IFGC 306.5.1 32 / 50 32. Where used, draft hoods and draft barometric regulators shall be installed A) in a room adjacent to the appliances B) on the roof of the building C) in the same room as the appliance D) at the appliance vent connection IFGC 304.3 IFGC 304.3 33 / 50 33. 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) 3,3 B) 6,6 C) 9,9 D) 12,12 IFGC 304.6.1 IFGC 304.6.1 34 / 50 34. 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 listed as flammable ignition resistant D) be elevated IFGC 305.2 IFGC 305.2 35 / 50 35. _________ provide supporting documentation to verify that an alternative material or assembly complies with the intent of the code. A) Inspection reports B) Research reports C) Manufacturer's instructions D) Construction documents 36 / 50 36. The _________ shall be responsible for the maintenance of fuel gas installations. A) Code authority B) Occupant of the structure C) Owner or owner's authorized agent D) Contractor that services the equipment 37 / 50 37. If the permit has not been issued, an application for a permit is considered abandoned __________ days after the date of filing. A) 45 B) 120 C) 180 D) 90 38 / 50 38. When the provisions of the FGC are applicable, a change of occupancy requires _____________. A) Certification of occupancy B) Inspected C) Approval D) Permits 39 / 50 39. Alternative methods or materials not specifically prescribed by the code are permitted when _________. A) Listed B) Registered C) Tested D) Approved 40 / 50 40. Combustion air requirements for appliances with power burners are determined by . A) The known air infiltration rate method B) engineering calculations C) research reports D) The manufacturer's instructions IFGC 304.1 IFGC 304.1 41 / 50 41. The IFGC does not apply to ________________. A) Gas appliance ventilation air B) Oxygen-fuel gas cutting systems C) LP-gas piping systems D) Gaseous hydrogen systems 42 / 50 42. Unless otherwise protected from impact, appliances located in a public garage shall be installed a minimum of feet above the floor. A) 15 B) 12 C) 8 D) 10 IFGC 305.4 IFGC 305.4 43 / 50 43. A permanent approved means of access is required for appliances installed on roofs WAY, at a height exceeding feet. A) 16 B) 24 C) 10 D) 20 IFGC 306.5 IFGC 306.5 44 / 50 44. 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) 18 C) 24 D) 12 IFGC 305.4 IFGC 305.4 45 / 50 45. Provided there are no unsafe conditions, classified _________ buildings are exempt from the provisions of the code. A) Historic B) Fire stations C) Public works D) Police stations 46 / 50 46. 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) 1 B) 3 C) 4 D) 2 IFGC 304.5.3.2 IFGC 304.5.3.2 47 / 50 47. Unlisted appliances . A) May be approved based upon an approved engineering evaluation B) Are permitted to be installed in accordance with the manufacturer's installation instructions C) Are not allowed to be installed D) Require testing conducted by the manufacturer 301.3 301.3 48 / 50 48. Where approved roof-mounted fall-restraint devices are installed in place of a required guard, the devices must be installed every feet or less along the ridge line. A) 15 B) 20 C) 25 D) 10 IFGC 306.6, Exception IFGC 306.6, Exception 49 / 50 49. The minimum dimension of an outdoor combustion air opening is inches. A) 12 B) 8 C) 3 D) 6 IFGC 304.6 IFGC 304.6 50 / 50 50. The code official is authorized to accept reports of inspection by ____________. A) Registered design professionals B) Special inspectors C) Specialized contractors D) Approved agencies or individuals Your score is Share your results with your friends LinkedIn Facebook Twitter VKontakte
