Next, the smoke detector must be cleaned of the dust that accumulates over time. There are several methods to do this. Vacuuming is the method recommended by many manufacturers, but some electronics experts advise against vacuuming, due to the creation of static electricity, which can damage some...
If you have alarms to send, simply fill out First Alert's customer support form. They will respond with a return address and reference number. When To Replace Your Alarm stop the chirping, or if there are other indications that the alarm isn't functioning properly, replace the entire unit ...