Why is there no warm air from the vents in my supra?
!. You could have a bad heater core.
2. You could have a blown fuse.
3. Your thermostat could be bad.
4. Your air conditioning could be on.
heater on at idle and will not blow warm air. when moving it blows the warm air from the vents. what will cause this Read More
Call someone to repair the outdoor unit and the vents will blow cool air. Read More
Why does the 2 drivers side air vents on a 1998 Chevy Venture blow warm air and the 2 air vents on the passengers side and the rear vents blow ice cold air when the AC is on?
The blend door actuator may not be working. Read More
The rear air conditioner of a Sienna will begin to blow warm air if the vent is incorrectly set. This will cause warm air to enter the vents rather than air conditioned air. Read More
The air is probably too cold causing condensation at the vents. try increasing the air flow which will warm it a few degrees. Read More
Compressor not operating. Read More
good question Read More
Why is warm air blowing out of left side vents and cold out of right vents when air con is on in your 2000 grandprix gt?
The climate control is not operating for the passenger side. Check to insure the physical controls work, and the diverter vents are opening to let the cool air to the passenger side. Read More
Warm(er) air rises - if vents were high up there would be little circulation without fans. Read More
Near the floor. This allows natural convection currents to mix the warm air as it rises to the ceiling. Read More
because warm air rises. Read More
What do you do if your 1996 Ford Windstar rear AC blows cool air from the ceiling vents but warm air out of the heating vents at the same time?
could be that your vent on your dash is open.it will pull outside air in and if you are using the ac the air coming in the vent is from the hot weather outside.........there is a little spinning knob between the vents , make sure it is closed Read More
This is due tobuoyancy. Think about a hot air balloon as an example. Warm air has greater buoyancy than cooler air and will rise. Conversely, cold air will sink when introduced to a warmer atmosphere and this is why you see cooling vents placed in the ceiling. Read More
In my opinion where the supply vents are located is not as important as where the return air vents are located. the supply vents should be located towards the outer walls if possible. the return air vents should be located towards the center of the dwelling if possible. every effort should be made to get the return air vents as high as possible on the wall , if not in the ceiling.Remember you are trying… Read More
Sweating occurs when warm air comes into contact with a cold surface. For air conditioning vents it occurs when they are not properly insulated. The ones that do not sweat are either located in a conditioned area or they are properly insulated. Read More
Return air vents......... Read More
In your 2004 Sienna when turn on heat warm air is not coming through backside vents just air is coming But hot air coming through front vents without problem?
um...I know why no one has answered this yet, cos no one knows what the heck you are talking about!! Try rephrasing it!!!!! Read More
There are two separate accumulators one for front and one for rear Read More
Is it better to leave your vents partially open instead of wide open when running your air conditioner?
While running your air conditioner, the vents should be closed so that warm air from out side do not enter into the room,which may cause damage to the machine in the long run and it will fetch more time to cool the room. Read More
The thermostat may need to be replaced. Read More
Cool air flows from drivers side vents and warm air flows from passengers side vents on a 1997 Buick Lesabre?
Make sure refrigerant is fully charged. Does it have dual climate control? Perhaps passenger side sensor is not working properly Read More
Windstar 98 AC and heating working fine but air doesn't flow through top rear vents and warm air is vented to floor rear vents while AC is on and sending cold air in face vents?
Its a faulty rear control switch (a/c or heat) on the dashboard. It works by vacuum and when it doesn't work correctly it defaults the rear heat. I just had this repaired on my '98. Read More
In order to heat a room should heating vents be placed near the floor or near the ceiling of the room?
Heating vents should be located near the floor since hot air rises. If the heating vents are located near the ceiling the heat would stay there and not warm the room. Read More
Solar Energy: Active- Using solar panels to warm house . Passive- Using windows ( or no machine.) Forced Air- When air is forced through air vents through out home. Electric- this method uses conduction to warm air around. Read More
I'm not sure what vents you are talking about, but usually air vents are known to be working if there is air flowing through them. Read More
Why do you get hot air at floor and defroster vents but only cold air at the dash vents vents in a 1995 chevyvan 20?
the middle vents only supply air from the ac unit using a separate in dash fan. the floor and defrost vents come only from the heater Read More
Why does your heater only blow hot air out the defroster and not out the vents in the dash 1987 Suzuki Samurai?
That is actually how the vehicle was designed. If you look at the selector knob for the vents you'll notice that the arrows pointing down and for the windshield are white and the vents for the dash are blue. Basically, you can defrost and warm your feet and that's it Read More
Why is warm air blowing from one vent closest to the air handler while all the other vents have cold air blowing from my central AC in a FL ranch house?
The electric heating elements are probably turned on. Read More
If you are asking how it cools down the room, air conditioner or its vents are usually located at high areas. Since warm air rises, they take the warm air and make it cold. Cold air is denser and heavier which therefore falls. This process is repeated until the temperature of the whole room is the same. It uses a convection current. Read More
If the air vents of the Chevy trailblazer 2004 are not blowing air, have the fuel pump checked. Read More
Why does a Jeep Grand Cherokee's heat vents output cool to mild warm air until the sound of the air in the vents changes from a medium pitch to a low pitch and then output hot air.?
This is a design flaw in the blend doors for the heater control box. Jeep know about it and redesigned the box. For a more complete explanation, go to EBay and search HEATERTREATER. Read More
The HTR RR switch in a Kia Sedona determines which air vents the air is blown through from the rear heating. When it is pushed in, the lower vents blow hot air, and when it is not pushed, the roof vents blow cold air. Read More
The small shelter system was designed to provide an attic-like ventilation space what allows warm air to vent out of the small shelter system?
end-panel vents Read More
the vents work because of the heat which can make the hot air balloon go up Read More
Why does your 2003 Honda Accord heater blow cold air through the defroster vents and warm air through the dash vents?
This means that you have either an issue with a vacuum line or one of the a/c - heater doors behind the dash is not working correctly and you need to start off at the a/c - heater controller to check that all positions are working........... Read More
Heating vents should be placed on or near the floor because heat rises. In rising, it will warm the air of the room. If the heating vent were near the ceiling, the room would stay chilly, even though heat was being poured into it. Read More
One way to tell if you're low on coolant on a central AC unit is to feel the air coming out of the vents. If the air is warm or room temperature, it is a sign that you are low on coolant. Read More
In a word, Convection, Although it may not feel like it the air that is rising from the crawl space is probably warm air compared to what is surrounding it and just feels cold inside the house. Read More
Why would air only blow out the floor vents and the two outside dash vents not out the center dash vents or the defroster no matter what setting the Heat and air controls are on in a 2003 Ford Taurus?
some thing is probley cloging the vents take it appart and ckeck. Read More
Chevy trailblazer 2004 Why doesn't the air blow out of the front vents when the air conditioner is on?
The air of your Chevy trailblazer 2004 blow out of the front vents when the air conditioner is on because the air condition is faulty and it needs repair. Read More
What is the cause and how do you repair a 1998 Oldsmobile Intrigue with Automatic Dual Zone Air Conditioning that blows warm air from drivers side vents and cold air from the passenger side vents?
The cause is a GM design flaw in the blend door actuators. The repair is an updated design control head which takes into account warpage of the blend doors themselves. As far as I know the updated part is only available at the dealer. Read More
Ive got a 2.5 v6 vectra 2000 model it as started to only blow warm and hot air from vents anyone got any ideas. ty in advance?
Maybe air control flap motor burned out. Read More
a person satnding in the way of the vents Read More
There should be at least a 12 degree split between the incomming air and the air comming out of the vents. Read More
Possible blockage in the rear air units expansion valve. I just replaced mine for the same reason. Read More
There is not a fuse that controls the air to your vents in your 2000 Toyota. The vents are controlled by blending doors. The doors open and close to direct air to the desired location. Read More
Why would air only blow out the floor vents and the two outside dash vents not out the center dash vents?
The flap that directs sir to the selected vents is jammed or broken...or the switch that controls it is. Read More