![]() ![]() The horn will chirp, acknowledging that the end-of-life silence feature has been activated. You can silence the end-of-life warning “chirp” by pressing the Test/Silence button. Silencing the end-of-life signal: This silence feature can temporarily quiet the end-of-life warning “chirp” for up to 2 days.In scanning the instruction manual while prepping for this writeup, I discovered a third function, one which would have come in handy last fall in the middle of the night: If CO levels remain potentially dangerous-or start rising higher-the horn will start sounding again. After initial 4-minute Silence cycle, the CO Alarm re-evaluates present CO levels and responds accordingly. ![]() The initial Silence cycle will last approximately 4 minutes. Press and hold the Test/Silence button until the horn is silent. Silence feature: When CO reaches alarm levels the alarm will sound-repeating horn pattern: 4 beeps, a pause, 4 beeps, etc.If the unit still does not alarm, replace it immediately. If it does not alarm, make sure the unit is fully plugged into an unswitched outlet. The alarm sequence should last 5-6 seconds. During testing, you will hear a loud alarm sequence-4 beeps, pause, 4 beeps, pause. Weekly testing: Press the Test/Silence button on the Alarm cover until alarm sounds.The large front-side button serves two primary purposes: Here’s our victim, as usual accompanied by a 0.75″ (19.1 mm) diameter U.S. The word “teardown” near-immediately popped into my still-groggy brain. A quick perusal of the instruction sheet (PDF) educated me that this was the “end of life signal” operating state, and that the CO alarm would need to be replaced. It doesn't need to be fixed to a wall, and a shelf is often suitable.Once I discerned the true sonic source, I saw that the red LED embedded inside (normally steady) was also blinking. But make sure it’s not directly above a source of heat or steam. ![]() Where to install your carbon monoxide detectorįit your alarm high-up in the same room as the potential source of carbon monoxide, around 15cm from the ceiling and at least one metre away from boilers, cookers and fires. You can see which alarms have failed our tests on our Don't Buy carbon monoxide detectors page. We’ve found that cheap imported alarms that have failed our lab tests all offer unsafe advice about not installing the detectors in the kitchen, where in UK homes you are likely to find a gas boiler or cooker. Most alarms will last between five and seven years, with some lasting for as long as 10 years.īut be on your guard if the instructions say you should not install the alarm in your kitchen. Pay particular attention to the unit’s battery life and when it will need replacing. Setting up and installing your carbon monoxide alarm is a straightforward DIY task and can be as easy as resting it on a high shelf in a room with a fuel-burning appliance.Īlways read and follow the manufacturer’s instructions on siting, testing, servicing and replacing the alarm. How to install your carbon monoxide detector Read on for tips for how to install a carbon monoxide detector - and then check our list of the best carbon monoxide alarms that have passed our stringent safety tests. If you only have one fuel-burning appliance, such as a gas boiler in the kitchen, you’ll only need one carbon monoxide detector.īut if you have other appliances, such as a gas fire, log burner or even a fuel burning Aga range cooker, you’ll need to fit a carbon monoxide detector in each room that these appear in. The more fuel-burning appliances you have in your home, the more carbon monoxide detectors you need. ![]()
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