On the covered Kidde smoke alarm, sounding a loud, continuous alarm means a full alarm. Kidde says the alarm goes into a loud, continuous sound when it detects combustible products, and continues until the air clears. Kidde lists three possible false-alarm reasons: a dirty sensing chamber, humidity or steam, and electrical power interruptions to the unit. First, first treat it as real: make sure there is no fire or smoke, and get everyone out if there is any doubt.
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0 of 2 completedWhat to do first
ReversibleFirst treat it as real: make sure there is no fire or smoke, and get everyone out if there is any doubt.
Correct only the documented fault domain
ReversibleOnly after you are sure it is not a real alarm: Kidde's steps are to silence the nuisance alarm, and to clean the sensing chamber with compressed air at the openings its diagrams show (ionization and photoelectric models differ). High humidity, steam and condensation can cause false alarms, and Kidde says its alarms perform between 40 and 100 degrees Fahrenheit.
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What does sounding a loud, continuous alarm mean on a Kidde smoke alarm?+
A full alarm. Kidde says the alarm goes into a loud, continuous sound when it detects combustible products, and continues until the air clears. Kidde lists three possible false-alarm reasons: a dirty sensing chamber, humidity or steam, and electrical power interruptions to the unit.