Clean a Guardian Air sensor
It is important that you clean the sensor correctly.
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Disconnect the electrical power cable from the sensor.DANGER Electrical powerBefore you clean the sensor, disconnect it from electrical power. -
Use a clean, lint-free cloth to clean the external body of the sensor.DANGER LiquidsDo not use water, or other liquids to clean the sensor. Only use a clean, dry cloth. - Connect the electrical power cable to the sensor.