Question

What would cause my furnace to blow cool air when it is running in the heating mode?

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Answer

There are actually a number of reasons this could happen, the most common is caused by a safety limit that has failed due to a plugged filter or by having too many air vent registers blocked or closed off. If you are still having trouble, feel free to schedule a service call with us (877) 777-0796 and we’ll be happy to fix it for you.

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