The most common culprit behind abeeping smoke alarmis often a simple one: the battery. Whether your alarm is chirping intermittently or screaming incessantly, the first step is always to check the battery. Replace it regularly—even if it hasn’t died yet—to keep your alarm functioning properl...
Smoke Alarm. Press and hold the test button on the cover of the unit until the alarm sounds (the unit may continue to alarm for a few seconds after you release the button). If it does not alarm, make sure the unit is receiving power and test it again. If it still does not alarm...