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| Section | Weight | Objectives |
|---|---|---|
| Fuel Supply Systems | 10% | - Fuel gas piping materials and installation - Pressure regulation and overpressure protection - Piping testing and inspection - Gas appliances and connections |
| Heating, Cooling & Water Heaters | 18% | - Water heaters and storage tanks - Heat pumps and cooling equipment - Solar thermal systems - Boilers and hydronic systems - HVAC equipment installation and clearance |
| Duct Systems | 12% | - Duct construction and materials - Dampers and access doors - Insulation and sealing - Duct installation and supports |
| Combustion Air | 8% | - Combustion air requirements - Confined spaces and equipment rooms - Air supply and venting |
| General Administration | 18% | - Manufacturer's instructions and listings - Plan review and documentation - Permits and inspections - Code authority and enforcement |
| Exhaust & Ventilation Systems | 20% | - Hazardous and special exhaust systems - Makeup air systems - Ventilation rates and outdoor air requirements - Commercial kitchen exhaust systems |
| Chimneys & Vents | 14% | - Factory-built chimneys and vents - Chimney construction and materials - Clearances and termination requirements - Vent systems and connections |
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NEW QUESTION # 39
Given: a six-story, sprinklered, multifamily building with a continuously ventilated shaft extending vertically from the first floor to the roof and used for exhaust.
Which of the following requirements must also be met?
Answer: A
Explanation:
For this type of continuously ventilated exhaust shaft serving a multifamily building, the code requires the kitchen exhaust connection to penetrate the shaft and extend vertically not less than 22 inches without a fire damper. That matches Option D .
NEW QUESTION # 40
Which of the following is not a required mechanical inspection?
Answer: D
Explanation:
The ICC mechanical administrative inspection sequence includes underground inspection , rough-in inspection , and final inspection as required inspections. An annual system test is not listed as one of the required permit inspections in that section, so Option D is the correct answer. This fits the M2 General Administration content area, which includes permit and inspection administration.
NEW QUESTION # 41
The minimum size for access openings for fire dampers shall be:
Answer: C
Explanation:
The IMC requires access openings for fire dampers to be of a size that allows maintenance and resetting of the damper . The code does not set the answer as same-as-duct, half-diagonal, or a universal 12-inch by 12- inch opening. So Option C is correct.
NEW QUESTION # 42
ERV systems shall not be installed in which of the following except:
Answer: C
Explanation:
The IMC prohibits energy recovery ventilation systems in several applications, including hazardous exhaust systems , smoke control systems , commercial kitchen exhaust systems , and clothes dryer exhaust systems . Equipment intended to assist with occupant evacuation falls under smoke-control/life-safety type applications and is not an allowed ERV use. By contrast, systems utilizing coil-type exchangers are the exception among the listed choices because they are not one of the prohibited applications in this question.
Therefore, Option A is correct.
NEW QUESTION # 43
Given: Fabricated of type 430 stainless steel.
Optional type _____ stainless steel is available.
Answer: D
Explanation:
Based on the specification sheet shown in the exhibit, the hood is fabricated of Type 430 stainless steel , and the optional stainless steel listed is Type 304 . Therefore, the correct answer is C .
NEW QUESTION # 44
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