Homes and Gardens on MSN
Why you need to clean your furnace flame sensor now, or risk losing heat at Christmas
It is a quick task that could prevent a costly call-out bill at the coldest time of the year ...
Key Points Check thermostat settings, filters, and fuel supply first when your furnace blows cold air.Call an HVAC technician for issues like sensor failures, clogged burners, or duct leaks.Skipping ...
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