9120B6CP - Smoke detector FIRST ALERT - Free user manual and instructions
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| Product Type | Smoke Detector |
| Brand | First Alert |
| Model | 9120B6CP |
| Dimensions | Approximately 5.6 inches (14.2 cm) diameter |
| Weight | Approximately 0.5 lbs (227 g) |
| Power Source | 9V battery (included) |
| Sensor Type | Photoelectric |
| Key Features | Test/Silence button, low battery warning, end-of-life signal |
| Installation | Ceiling or wall mount with included mounting bracket |
| Maintenance | Monthly testing, vacuum clean twice a year |
| Safety Certifications | UL listed, conforms to UL Standard 217 |
| Warranty | 10-year limited warranty |
| Color | White |
| Battery Life | Approximately 1 year under normal use |
| Operating Temperature | 40°F to 100°F (4°C to 38°C) |
| Humidity Range | 10% to 95% non-condensing |
| Audible Alarm | 85 dB at 10 feet |
Frequently Asked Questions - 9120B6CP FIRST ALERT
How do I install the First Alert 9120B6CP smoke detector?
Remove the mounting bracket from the detector. Attach the bracket to the ceiling or wall using screws and anchors. Insert the 9V battery, then twist the detector onto the bracket until it locks.
How often should I test the smoke detector?
Test your detector at least once a month by pressing and holding the test/silence button until the alarm sounds. If it does not sound, replace the battery immediately.
What does the low battery chirp sound like?
The detector will chirp approximately once every minute when the battery is low. Replace the 9V battery promptly to ensure continued operation.
How do I silence false alarms?
Press the test/silence button on the detector to temporarily silence a non-emergency alarm. The detector will automatically reset within 15 minutes.
What should I do if the alarm sounds continuously?
Treat every alarm as a potential fire. Evacuate immediately and call emergency services. Do not assume it is a false alarm.
How do I clean the smoke detector?
Use a vacuum cleaner with a soft brush attachment to gently clean the vents and sensor chamber at least twice a year. Do not use water or cleaners.
When should I replace the smoke detector?
Replace the entire unit after 10 years from the date of manufacture. The detector will emit an end-of-life chirp pattern to indicate replacement is needed.
Can I install the detector in a kitchen or bathroom?
Avoid installing near cooking appliances or in humid areas to prevent false alarms. Place at least 10 feet from cooking sources and 3 feet from bathrooms.
Does the detector work during a power outage?
Yes, this model is battery-powered and will continue to operate during a power outage as long as the battery is fresh.
What is the coverage area of this smoke detector?
The detector is designed to cover up to 400 square feet (37 square meters) per unit. For larger homes, install multiple detectors on each level.
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