The alarm may be expired, sealed, or faulty
A sealed-battery alarm that chirps, an alarm near or beyond 10 years, a failed test, or persistent chirping after the correct battery generally requires complete replacement.
Why this result fits
- The manufacture date is about 10 years ago or unreadable.
- The alarm has a sealed nonreplaceable battery.
- It fails its test or keeps chirping after an approved battery replacement and reset.
What to do now
Check the date and model
From a safe position, read the label or photograph it without disconnecting wires.
Request prompt replacement
Tell maintenance the alarm type, manufacture date, chirp pattern, test result, and whether it is sealed or hardwired.
Keep protection active
Do not leave the sleeping area without required working alarm coverage while waiting for service. Ask management for an immediate compliant solution.
Stop and escalate if
- The unit will not test.
- Required alarm coverage is missing.
- There is any active alarm, smoke, CO warning, or burning odor.
What not to do
- Do not open a sealed alarm or attempt to replace its battery.
- Do not buy a random replacement without building and local-code approval.
- Do not leave the alarm disconnected.
Message you can send to maintenance
The [type] alarm at [location] was manufactured in [date/unknown], is [sealed/hardwired/battery], and [chirps/fails testing] after [steps]. It needs prompt inspection or replacement so required coverage remains active.
Help prevent a repeat
- Record replacement dates and test results.
If this does not match
Sources and review date
- Smoke Alarms — U.S. Fire Administration
Content last reviewed: under the Apartmentwise methodology.