Heating Furnace Blowing Cold Air? Causes and Fixes in New Hampton, IA
A furnace that runs but pushes cold air through the vents usually comes down to a short list of causes, and a few of them take five minutes to fix yourself. Here’s what to check first, what needs a technician and when to shut the system off. Why Is My Furnace Blowing Cold Air? The most common reason a furnace blows cold air is a thermostat fan set to “On” instead of “Auto,” according to Carrier. With the fan on, …
