Page 1 Battery Powered Carbon Monoxide Alarms Ei207/208 Series Ei207 / Ei208 Carbon Monoxide Alarm Series Instructions Read and retain carefully for as long as the product is being used. It contains vital information on the operation and installation of your Alarm. The leaflet should be regarded as part of the product. Carbon monoxide detectors expire after 5 to 10 years of use. Most carbon monoxide detectors have an expiration date on the back of the sensor to let you know when it’s time to replace it. The detector will also start chirping every 30 seconds once it has expired. Check the back of your detector for either a build date or an expiration date. If there’s no date or your CO monitor is more than seven years old, replace it now. If you wonder if your carbon monoxide detectors are worn out, they probably are. CO detectors only have a five to seven-year life. Listing a build date or an expiration date on the Select a drill bit slightly smaller than the diameter of the plastic anchors supplied with the smoke alarm. Drill the holes and insert the screw anchors. With the hammer, tap the anchors flush with the surface. With a drill driver or screwdriver and screws, attach the mounting bracket. Insert batteries into the unit. Carbon monoxide ( chemical formula CO) is a poisonous, flammable gas that is colorless, odorless, tasteless, and slightly less dense than air. Carbon monoxide consists of one carbon atom and one oxygen atom connected by a triple bond. It is the simplest carbon oxide. How Does an RV Carbon Monoxide Detector Work? These crucial little devices are actually relatively simple from a mechanical perspective. The primary sensor can work in one of three ways: biomimetics, metal oxide semiconductors, or electrochemical sensors . You can place the CO detector anywhere in the room. It is a myth that carbon monoxide is heavier than air and that sensors should be set low to the ground. Carbon monoxide is slightly lighter than Regular testing of carbon monoxide detectors is necessary to ensure that they are working properly and providing accurate readings. Types of Carbon Monoxide Detectors. Electrochemical detector: This type uses a chemical reaction to measure the amount of carbon monoxide present and will sound an alarm when it finds dangerous concentrations. With a metal oxide semiconductor detector, a small silica chip is what interacts with carbon monoxide in the atmosphere. This interaction causes a drop in the current flowing through the chip, similar to the way ionization smoke detectors work. When the voltage drops, the alarm sounds. The most sensitive carbon monoxide detectors use CARBON MONOXIDE. Carbon monoxide (CO) is a colorless, odorless, and toxic gas, which is predominantly produced by incomplete combustion of carbon-containing materials. Incomplete combustion occurs when insufficient oxygen is used in the fuel (hydrocarbon) burning process. Consequently, more carbon monoxide, in preference to carbon dioxide, is TCtI.