My furnace is blowing cold air when the heat is on

A furnace blowing cold air would making any homeowner hot in the face. Related: Why does my pilot light keep going out? Then make sure the thermostat is set to heat, not.

My furnace is blowing cold air when the heat is on, however this is random. My pilot light is on throughout the blowing process. I go down to the furnace, and the . This time of year, especially when it gets cold outside in the evenings, we get many calls from homeowners concerned that there is cold air .

There are, incidentally, some . If your furnace is blowing cold air, the first thing to do is remain patient . A dirty filter will also cause soot to build up in the heat exchanger,. Some of the most common causes are surprisingly simple, while others require the help . It blows cold air for the first minutes of each heating cycle. If cold air continues to blow through the system, there are several possible causes. Lack of gas to your furnace is one possibility.

An issue with your thermostat . Reasons Why Your Heater is Blowing Cold Air.

No matter what type of HVAC system provides your heat, you should always. If it is on, it may cause the furnace fan to blow continually despite what temperature the thermostat is set to. The customer just thinks the heat pump is blowing cold air. Is your furnace blowing cold air, leaving you shivering? We have three common causes of this furnace concern, and what you can do to fix them.

Connected to duct work, it distributes heat throughout the house in measured . We understand you will want to . Fuel is the heat source for every furnace, and if there is no fuel being supplie the furnace will only blow cool air. Oil tanks must have oil in them, gas supply . If the sensor is dirty, your furnace will turn on and begin heating but then turn cold . The last thing you want is for your heating system to blow cold air when the . Did your furnace stop working just when you started to need it most? This will cause cool air to come out of your registers.

As frustrating as this may be, the answer may . Why is my furnace blowing cold air?