The furnace in my '61 mobilehome blows cool air, even when I set the thermostat to its limit of 90 degrees. PG&E came out and lit the pilot so it isn't the issue;. My furnace continues to run, it doesn't shut down or anything. The air it blows is just cold, doesn't get warm. What is the problem?...

OK my central heater blower will not come on at all when on auto, and when on manual/on it just blows cool air out of vents. I was told to put a jumper wire on (w) to (g)wires at the thermostat, (I think) to check it, but not sure exactly. Is that the thermostat on wall or what? The pilot light is...

Does anyone know what I can do? My carrier heater is only 2 years old. As of yesterday the heater unit wouldn't shut off and when I turn the heat up it just keeps blowing cool air. I heard I can trip a breaker switch. Is that the electrical switch in the garage or on the heater itself? Please let...

I am having problems with my central heat. When I turn it on and let it run it continues to only blow cool air. When I turn on the emergency heat the air coming out of the vents only gets a little bit warmer. Also I keep reading that the big line is supposed to be warm to the touch but mine is...

My furnace is a bryant model-cacf030aza 5yrs old, natural gas,forced air the problem is that the air coming out of vents is cool air , we have central air, but we made sure that the thermostat was set to heat. In the furnace we do not see any fire at all. It is on and it blows but the air is cool...