Webhow to change first alert alarm batteries.

Webfollow this guide to fix your first alert smoke alarm.

Remove the alarm from your.

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This fix will stop the first alert smoke alarm from beeping when your battery is low.

Make sure you have your 9v battery in.

Webif your smoke alarm is chirping even though it has a new battery, try these troubleshooting steps to clear out residual charge from the old battery.

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