ASTTBC RFPT — Fire Alarm Systems (AL) · Question
When field wiring is modified on an existing Class B initiating circuit, which devices must be tested?
Clause 5.1.2.2.1 states that for wiring modifications, the modified devices plus those 'downstream' or otherwise affected must be tested.
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Question: When field wiring is modified on an existing Class B initiating circuit, which devices must be tested?
Answer options:
- No testing as long as the wire gauge is the same
- Testing only the devices that were physically moved
- Testing only the control panel for troubles ✅ Testing the moved devices plus the first and last device on the affected circuit branch
Correct answer: Testing the moved devices plus the first and last device on the affected circuit branch
Explanation: Clause 5.1.2.2.1 states that for wiring modifications, the modified devices plus those 'downstream' or otherwise affected must be tested.
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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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