If a big battery icon appears on your Comcast Xfinity Home Radio Thermostat CT-30 that means it’s time to swap out the old ones for three fresh AA batteries. It sounds easy, but the details are important.
If a big battery icon appears on your Comcast Xfinity Home Radio Thermostat CT-30 that means it’s time to swap out the old ones for three fresh AA batteries. It sounds easy, but the details are important.