If the light wasn't flashing before and it has recently started, you may need to reset the unit. If the blinking has begun due to a power outage, for instance, you need to locate and press the Test/Silence button or a similarly labeled button. Be warned that the unit will make a very loud piercing sound; however, after you've pressed the button Under no circumstance should an alarm be ignored. Learning to identify why a carbon monoxide alarm is beeping is vital to help keep your family and your home safe. Who to Call for a Carbon Monoxide Check. If the alarm sounds, vacate the house. Then, it’s best to call 911 or the fire department to come out and test for the source of carbon Peak Level Memory records the last time carbon monoxide was detected or when the unit was last tested ; Test-Hush button makes it easy to test the carbon monoxide detector or temporarily silence the low battery chirp warning ; UL listed with a 10-Year limited manufacturer warranty on the alarm only (not a battery performance claim). A carbon monoxide detector is a small device that’s placed or installed in your home, usually around sleeping areas. It monitors your home’s carbon monoxide levels and sounds an alarm if unhealthy levels are detected. Some people mistakenly think their smoke alarm will also read carbon monoxide levels. 9.20 /10 2. Editors choice: Google Nest Protect Carbon Monoxide Detector. 9.20 /10 3. Best value: First Alert Z-Wave Smoke Detector & Carbon Monoxide Alarm. 8.20 /10 4. Siterwell WiFi Smoke Detector. 8.00 /10 5. AEGISLINK Wi-Fi Smoke and Carbon Monoxide Detector. Every household needs a smoke and carbon detector to keep them safe, but why not Carbon monoxide detectors are cheap and easy to install in any area of the workplace. Symptoms of Carbon Monoxide Poisoning at Work In the early stages of carbon monoxide poisoning, you might start to experience non-specific symptoms which can vary from person to person. Things You Should Know. Black and yellow stains, yellow flames (instead of blue), and blown-out pilot lights in gas appliances can all be signs of a carbon monoxide leak. Condensation build-up on windows near gas appliances can also indicate a leak. If you have a fireplace, you might notice smoke build-up, too. To install or replace the batteries in this alarm: Press the transparent button and flip open the battery cover to expose the battery compartment. Battery Cover. Transparent Button. Remove the old batteries and properly dispose of them as recommended by the battery manufacturer. Install the new batteries. Carbon monoxide detectors work based on the principle of electrochemical sensing. Inside the detector, there are electrodes immersed in an electrolyte solution. When carbon monoxide is present in the air, it reacts with the electrolyte, causing a chemical reaction that generates an electrical current. Carbon monoxide detectors work by using sensors to detect the presence of CO in the air. When CO levels reach a certain threshold, the detector sounds an alarm to alert occupants of the building JYKAI.