What is the required action if a detector's sensitivity is found to be 0.5% outside the manufacturer's range?

Question: What is the required action if a detector's sensitivity is found to be 0.5% outside the manufacturer's range?

Answer options:

• Adjust the FACP threshold only ✅ Clean and recalibrate the detector or replace it
• Ignore it if it still functions on the functional test
• Submit a waiver to the Fire Marshal

Correct answer: Clean and recalibrate the detector or replace it

Explanation: Section 5.7.4.2.4 states that detectors found outside the sensitivity range shall be cleaned and recalibrated or replaced.