First Alert Sc9120b Red Light Flashing

Troubleshoot 1 chirp 3 chirps 5 chirps or something different.

First alert sc9120b red light flashing.

The first alert sc9120b hardwired combination smoke and carbon monoxide alarm is a hardwire alarm with battery backup. Green on red flash 1x a. This is the power indicator light. All first alert and brk smoke alarms conform to regulatory requirements including ul217 and are designed to detect particles of combustion.

Flashes green every 2 secs. The light isn t a cause for concern unless the alarm is also beeping or chirping. Answer this question. Asked on march 3 2014.

Sc9120b carbon monoxide alarm pdf manual download. How to stop false or nuisance smoke alarms. Flashes red every 2 secs. A unit in a series of interconnected alarms is blinking to let you know it triggered an alarm.

Page 7 of 12 september 2004. Smoke carbon monoxide alarm. Smoke particles of varying number and size are produced in all fires. First alert and brk alarms have a power indicator light to show you that your alarm is receiving power.

The unit has been temporarily silenced with the test silence button. Ionization technology is generally more sensitive than photoelectric technology at detecting small particles which tend to be produced. View and download first alert sc9120b user manual online. Some alarms have a red or green light that blinks every few minutes while other models blink rapidly or shine a solid light.

What does flashing red light mean on first alert. If the event stops before the alarm is found you can use the latch feature to find out which alarm was triggered. It includes a 9 volt battery for backup and continued function in the event of a power outage. One of the sc9120b units in my house continued to flash red.

To find the initiating unit you must look for the alarm with a fast blinking light while the alarms are sounding. The correct answer will depend on which model you own and what conditions exist while red led is blinking and ow fast it is blinking. Red or green light on. Led light indicators on first alert alarms.

The 9120 is designed to be hard wired into. That is when an event triggers an alarm. On all other alarms green led on red led is off the sc9120b is slightly different from the 9120 series and has not changed from the current sc6120b. However the light indicators are different.

Intermittent red led red flash every 10 secs.