To stop a hardwired smoke detector from beeping, first check the backup battery and replace it if it is low or dead. If the beeping persists, clean the detector, make sure the battery compartment is fully closed, and check for any obstructions in the sensing compartment. If these steps don't work, try resetting the detector or, as a last resort, temporarily disconnect it from the power source after turning off the corresponding circuit breaker.
Here is a more detailed breakdown from anka security for you:
1. Check and replace the backup battery:
Even hardwired smoke detectors usually have a backup battery.
A low or dead battery is a common cause of beeping.
Replace the battery with a new one, even if it is not completely dead.
Make sure the battery is properly inserted.
2. Clean the smoke detector:
Dust and debris can accumulate in the sensing compartment, causing false alarms.
Carefully clean the outside and inside of the detector with a soft brush or vacuum.
Before cleaning, make sure the detector is disconnected from the power source.
3. Make sure the battery compartment is properly closed:
Sometimes, beeping can be caused by the battery drawer not being fully closed, preventing proper contact with the terminals.
Make sure the battery drawer is fully closed and making good contact.
4. Reset the smoke detector:
Many hardwired smoke detectors have a reset button.
Locate the reset button and hold it for about 15 seconds.
This may silence the beeping sound and reset the detector to normal.
5. Temporarily disconnect the detector:
If the beeping sound persists and you have tried the other steps, you can temporarily disconnect the detector from the power source.
First, turn off the circuit breaker that powers the smoke detector.
Then, disconnect the wiring to the detector.
Also remove the backup battery.
Note: This should only be a temporary measure. Reconnect the detector as soon as possible after the problem is resolved.
6. Consider professional help:
If you are still having problems after trying these steps, it is best to consult a qualified electrician or fire safety professional.
They can diagnose and resolve any potential problems with the detector or its wiring.