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What does it mean when you turn the heat on and it blows out cold air?
Not knowing what kind of furnace you have makes answering this difficult. What type of furnace do you have (gas,electric, oil) and how old is it?
Should you open cold air returns?
Yes. They are there to draw the air back into the furnace that blows out of your heat/cooling vents. They help create air circulation and clean the air that is "returned" to the furnace and passes thru the furnace filter.
Why does Furnace shut off when very cold outside?
A heat pump will do this, a furnace should not. Are you sure you have a furnace?
Why would your heat only work on defrost?
ihave a 1986 chevette that when i turn defrost on it blows out heat and when i put heater on it blows out only cold air? ihave a 1986 chevette that when i turn defrost on it blows out heat and when i put heater on it blows out only cold air?
My central heating system blow hot air then cold air. Replaced the thermostat. I turn off the heater when it blows cold and turn it on in 30 minutes and it blows hot again for a little while. Help pls?
What type of system do you have? Heat pump? With or without supplemental electric strip heat? Warm air furnace? Need to know in order to help.
Your climate control in your 1998 Ford E250 Cargo Van blows cold air when in heat position and sometimes it blows warm air when in the cold position?
Your climate control in your 1998 Ford E250 Cargo Van blows cold air when in heat position and sometimes it blows warm air when in the cold position?
Ac works but no heat blows cold air?
Bad Thermostat
Does an air conditioner blow out heat or blow out cold air?
An air conditioner blows out heat
I have dual heat control the passenger side blows hot and the driver side blows cold when heat is on?
make sure both knobs are all the way up on red for heat...
Why does the wind in the atmosphere feel cold?
The wind blows your body heat away from you. And if the wind feels cold it probably is cold.
What does a heating coil in a furnace do?
A heating coil in a furnace generates heat when electrical current passes through it. This heat is then used to warm up the air circulating in the furnace, which is then distributed throughout a building to provide warmth.
1999 ford 150.blows heat at start up then only blows cold except when going 55-60 mph then blows heat until slowing to 35-40 mph then cold again?
The heater blend door is vacuum actuated. You have a vacuum leak somewhere.
