To unlock the batteries, insert a flathead screwdriver under the head of the locking pin, and gently pry it out of the battery compartment lock. (If you plan to re-lock the battery compartment, save the locking pin.)
How do I get my first alert to stop beeping?
Clear Residual Charge to Stop the Chirp
- Remove the alarm from your ceiling or wall.
- Open the cover and take out the battery.
- Press and hold the test button for 15-30 seconds.
- Insert the new battery and close the battery compartment.
- Clean the unit with a microfiber cloth or a can of compressed air.
Do First Alert smoke detectors need batteries?
The National Fire Protection Association (NFPA) recommends changing the batteries in your smoke alarms every 6 months. At First Alert, we offer 10-year smoke alarms that have a built-in 10-year battery, which eliminates the need for battery replacements for the life of the alarms.
How do I change the battery in my First Alert alarm?
Refer to the list to find the right batteries for common First Alert alarms. Location: Front face of alarm in the bottom left corner. Location: Flip the front cover open and replace the 9V battery. If your model isn’t listed, check your manual for more information on appropriate replacement batteries.
What kind of batteries do First Alert smoke detectors take?
Most detectors take AA or 9V batteries. Use brand-name Duracell, Energizer, or Eveready batteries with an expiration date 4+ years from today’s date. Rechargeable batteries are not recommended. Refer to the list to find the right batteries for common First Alert alarms.
How do I change the batteries in my detector?
Open the battery drawer. If it’s locked, you may need to remove the tamper-resistant locking pin. Remove the old batteries. Press and hold the Test/Reset button for 10 seconds to fully discharge the detector. Insert the new batteries, and make sure the contact points are facing the right direction. Close the battery drawer and remount your unit.
How do I change the battery in my Honeywell alarm system?
Remove the old batteries. Press and hold the Test/Reset button for 10 seconds to fully discharge the detector. Insert the new batteries, and make sure the contact points are facing the right direction. Close the battery drawer and remount your unit.
