Electric Smoke Detector Battery Change

Install the battery back in the.

Electric smoke detector battery change.

Nearly every type of smoke detector makes a chirping sound to let you know when it s time to change the battery. Or set a calendar reminder for when to change your smoke alarm batteries. Replace the backup battery in a hard wire unit yearly whether it beeps or not. After 10 years smoke alarms expire.

Inevitably that first chirp just happens to sound at about 3 am when you re deep asleep. Remove the battery out of the smoke detector. Hard wired smoke detectors have back up batteries which should be tested once a month and replaced once a year. Turn the breaker on.

An alarm will sound for a short time then the alarm will stop. Buy a new smoke detector or smoke alarm every 10 years. Hard wired smoke detectors may seem to be permanent solutions to fire safety in your home but they do require some maintenance. Expert advice on how to replace or change a smoke detector battery including a helpful diagram of a smoke detector s main parts.

A couple of years ago sam put what he thought was a new battery in a smoke detector but quickly learned that it was old when the smoke detector started chirping late at night. This also occurs in smoke alarms powered by electricity with a. Be sure the battery is new so that it lasts the full ten year life expectancy of most home smoke detectors. How often to replace battery in hard wired smoke detector.

The smoke alarm will chirp one time to indicate power was restored to the unit. Mark the date you changed your battery on the inside of the smoke alarm. Many detectors are available in packs of 2 3 and 6. Generally most smoke detectors use a 9 volt battery for power though you should always follow the directions that came in your smoke detector manual.

If you have several electric smoke detectors to replace you can save money by shopping for multi packs. Press the test button holing it down for 15 seconds.