ITFAS-Level-1 Exam Dumps : Inspection and Testing of Fire Alarm Systems Level I Exam

NFPA 72 places amaximum allowable sound pressure levelto prevent hearing damage or discomfort in occupied areas.

NFPA 72 (2022), Section 18.4.1.5:

“The total sound pressure level produced by the fire alarm system, including ambient noise, shall not exceed 105 dBA at the minimum hearing distance from the audible appliance.”

This ensures alarm audibilitywithout causing harm.

Correct answer: B. 105 dBA

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Before performing any inspection or testing activities, it's critical tonotify all affected parties, including occupants, central stations, and local authorities (as applicable), toprevent accidental dispatch of emergency services. The reason for this is clearly stated inNFPA 72 (2022 Edition), Section 14.2.3.1, which requires notification of all stakeholders before any test.

NFPA 72:2022 – 14.2.3.1

"Prior to any testing,all persons and facilities receiving alarm, supervisory, or trouble signals, and allbuilding occupantsshall benotifiedto preventunnecessary response."

This is critical for avoiding disruptions like fire department rollouts or building evacuations that could be triggered by system activations during a test. That makes the correct answer:

D. Unnecessary response

McCulloh transmitters are part of older fire alarm systems but are still maintained in some jurisdictions. Inspection focuses ongeneral condition,correct system status, andlocation verification.

NFPA 72 (2022), Table 14.3.1 — Inspection Frequencies:

UnderMcCulloh Transmitter:

“Inspect physical condition”

“Verify location”

“Confirm system normal condition”

“Distinct waterflow condition” refers to alarm testing and isnotpart of theinspectionphase.

Correct answers:

Physical condition

System normal condition

Verify location

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