ASTTBC RFPT — Fire Alarm Systems (AL) · Question
When testing a duct smoke detector, what additional verification is required beyond the introduction of smoke?
Testing for smoke detectors in ducts requires ensuring the air differential is sufficient to pull smoke into the sampling tubes. S536 requires confirming the ai
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Question: When testing a duct smoke detector, what additional verification is required beyond the introduction of smoke?
Answer options:
- Pressing the reset button on the FACP
- Bypassing the AHU shutdown and checking the LED
- Ensuring the detector is mounted within 3 feet of a bend ✅ Verifying that the pressure differential is within the manufacturer's specified range
Correct answer: Verifying that the pressure differential is within the manufacturer's specified range
Explanation: Testing for smoke detectors in ducts requires ensuring the air differential is sufficient to pull smoke into the sampling tubes. S536 requires confirming the air flow.
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Question explanations
- Which of the following constitutes a system 'deficiency' rather than a 'non-conformance' to current standards?
- When a deficiency is corrected, what specific information MUST be recorded in the log?
- Which of the following would be categorized as a 'Non-Conformance' to the Installation Standard (S524) in an i
- In the event of a deficiency that renders the fire alarm system inoperative, what is the mandatory reporting r
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