If the unit has a replaceable battery (Ei140 series) this problem is normally resolved by replacing the alkaline back-up battery. This beeping most commonly starts at night due to the drop in temperature causing a decrease in battery power. Smoke alarm starts to beep in the middle of the nightīeeping or chirping is normally due to low battery power in the alarm. They deal with warranty cases for the mains powered ranges. There should be a 'replace by' sticker on the side or reverse of the alarm.įor most Ei Electronics mains powered smoke alarms, a replacement kit is available containing a compatible smoke alarm, and in the case of Ei140 and Ei160 alarms, the new head just slides onto the existing base without the need for an electrician.Įi Electronics and Aico products have usually a 5 year manufacturer’s warranty during which they will be repaired or replaced free of charge if suffering from faults or defects caused by manufacturing issues. Smoke and heat alarms are designed to last for around ten years, after which it is recommended that they are replaced as the sensors start to deteriorate and are no longer as effective. Cleaning the unit by either vacuuming around the central detection chamber or blowing it out with the cold setting on a hair dryer normally resolves this issue.Īnother reason for false alarms could be down to the age of the unit.

The most common source of false alarms in smoke detectors is contamination (such as dust and small insects) within the sensor chamber. General smoke alarm problemsįor our general smoke alarm troubleshooting guide, please also see our most recent guide: We also offer replacement smoke detector heads so that you can change your alarm without the need to call in an electrician. You may find this range of videos, showing how to change batteries and detector heads, useful. Here are some common questions we have been asked by our customers about Ei Electronics and Aico (Ei’s UK operation) mains powered smoke alarms and heat alarms through our fire safety forum. How to stop beeping from Ei / Aico mains powered smoke and heat alarms Ei141, Ei144, Ei146, Ei150, Ei151, Ei154, Ei156, Ei161, Ei164, Ei166

Battery notifier when power is lost