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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: General Administration | 18% | - Manufacturer's instructions and listings - Permits and inspections - Code authority and enforcement - Plan review and documentation |
| Topic 2: Duct Systems | 12% | - Duct installation and supports - Insulation and sealing - Duct construction and materials - Dampers and access doors |
| Topic 3: Exhaust & Ventilation Systems | 20% | - Ventilation rates and outdoor air requirements - Hazardous and special exhaust systems - Makeup air systems - Commercial kitchen exhaust systems |
| Topic 4: Combustion Air | 8% | - Combustion air requirements - Confined spaces and equipment rooms - Air supply and venting |
| Topic 5: Heating, Cooling & Water Heaters | 18% | - HVAC equipment installation and clearance - Water heaters and storage tanks - Boilers and hydronic systems - Heat pumps and cooling equipment - Solar thermal systems |
| Topic 6: Fuel Supply Systems | 10% | - Piping testing and inspection - Gas appliances and connections - Pressure regulation and overpressure protection - Fuel gas piping materials and installation |
| Topic 7: Chimneys & Vents | 14% | - Vent systems and connections - Factory-built chimneys and vents - Clearances and termination requirements - Chimney construction and materials |
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NEW QUESTION # 49
Supports for hazardous exhaust duct shall be constructed of:
Answer: B
NEW QUESTION # 50
What type of cooking appliance is required to have its own independent hood and exhaust system?
Answer: C
Explanation:
The IMC specifically provides that Type I hoods used over extra-heavy-duty cooking appliances shall not cover other appliances requiring fire-extinguishing protection and shall discharge to an independent exhaust system . Therefore, D is correct.
NEW QUESTION # 51
The minimum rise required for a 10-foot run of vent connector is _____ inches.
Answer: A
Explanation:
Vent connectors must be installed with a minimum rise of 1/4 inch per foot . For a 10-foot run, the required rise is:
10 × 1/4 inch = 2.5 inches .
That equals 2-1/2 inches , so Option D is correct.
NEW QUESTION # 52
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 # 53
When testing dampers located in corridors, the dampers shall demonstrate acceptable closure performance when subjected to _____ fpm velocity across the face of the damper using the UL 555 fire exposure test.
Answer: C
Explanation:
Corridor damper testing under the referenced standard requires acceptable closure performance at 150 fpm across the face of the damper. Therefore Option C is correct.
NEW QUESTION # 54
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