Fire Alarm Battery Change

The 2007 nfpa72 shows in table 10 4 4 item 6 d 1 that the sealed lead acid batteries used for battery backup in fire alarm systems need to be replaced within 5 years of manufacture.

Fire alarm battery change.

A smoke alarm is necessary to ensure that you and your family are alerted in case of a fire at home. This is the date that you want to mark down. For any standard 9v battery powered detector test monthly replace the battery yearly and replace the detector every ten years. Both battery operated and household current smoke detectors sound the previously mentioned beeping or chirping low battery alarm.

Sometimes the chirping may continue even after the battery is replaced. It is a sporadic chirp or beep not a constant blast. Alarms with removeable non sealed batteries need fresh batteries about once per year. If your alarm is sounding the low battery chirp about once per 30 60 seconds it s likely time to replace your battery.

For a long life battery detector test the alarm monthly and replace the detector according to your manufacturer s instruction. Or set a calendar reminder for when to change your smoke alarm batteries. This alarm is different than the deafening blaring fire alarm that occurs during a fire. Battery operated smoke detectors detect smoke from a fire.

Please note that we are not the manufacturer bu. Most of these are built to last for ten years. I wont go into too many details about battery date codes as i have another. Replacement battery types most detectors take aa or 9v batteries.

When they detect smoke they begin to emit a loud warning alarm. When the battery is low the alarm begins chirping every 30 seconds to indicate a new battery is needed. A good rule of thumb is to change it when the clocks change in the fall and spring. Install the battery back in the smoke detector.

This video shows how to replace the battery in an ei141 ionisation smoke alarm made by ei electronics aico. The fire alarm battery pictured above is manufactured by power sonic and has a date tamp of 10194 h on it. Since this is an indispensable means of protection make sure that your home has an adequate number of smoke alarms installed. The nfpa wants the batteries replaced because the battery capacity is down to about 80 by that time.

Replace the backup battery in a hard wire unit yearly whether it beeps or not. Fire alarm back up battery manufacturers are stamping the fire alarm batteries with the month and year of manufacture.