If a smoke detector is found to be outside its listed sensitivity range during a measurement test, what is the required corrective action?

Question: If a smoke detector is found to be outside its listed sensitivity range during a measurement test, what is the required corrective action?

Answer options:

• Painting the detector base
• Increasing the voltage at the FACP
• Using compressed air only without measurement ✅ Cleaning and recalibrating or replacing the unit

Correct answer: Cleaning and recalibrating or replacing the unit

Explanation: Detectors found outside the range must be cleaned/recalibrated or replaced as per Clause 5.7.4.1.4. Cleaning is the first field-remediation step.