It's just a guess without more data but perhaps the core has frozen over and air can't pass through it after running for 45 minutes. The fan continues running and the air that should be passing through the core is forced through cracks/leaks in the the heater box. A qualified AC technician can check the unit (particularly the expansion valve) to determine if it is freezing up.
The term of being high is being blown
The Mayflower landed in Cape Cod, Massachusetts after being blown off course by storms. The Mayflower was blown off course by 500 miles.
plutonium, a way to keep your enemies down and blown straight to the ground
by being blown
Blown is an adjective that means (as referred to dictionaries):inflated; swollen; expanded: a blown stomachdestroyed, melted, inoperative, misshapen, ruined, or spoiled: to replace a blown fuse; to dispose of blown canned goods.being out of breath.flyblown.formed by blowing: blown glass.
A person can survive all kinds of explosions, but if you are blown up, there is no one left to survive.
They won't so long as the air is being blown, but if it abruptly stops, air mass carried away by inertia will pull some more air behind it, a rarefication will be created between the two objects for a moment - sort of vacuum - and only this latter may pull the objects together - for a moment.
most often blown meaning supercharged - air being forced into the engine by a belt driven device..look on howstuffworks.com for a bunch of info. or it could also be referring to an engine that has "blown up" - blown a piston or rod etc.
yes a chemist would study a leaf being blown by the wind
Blue smoke out the tailpipe--lots of it. If its a blown ring seal, then the oil is being "blown" into the air cleaner, burned up and out the exhaust. Also, the engine oil level will be next to nothing.
yes by having the planes being the bomb
Prim gets blown up while being a medic.
You just scared the little guy...
Mechanical forces such as impact by wind blown sand grains, frost shatter etc.
From air being blown into the stomach because the breath was blown too fast or was too much volume.
It protects the Pilot Light from being blown out
your 15 A fuse located behind the coin box is blown.
The image is of a ship hit by explosives, being blown out of the water. If you are blown out of the water by something, it is so surprising or astonishing that you are left speechless. You use this phrase for a situation that you never expected. An example would be "I was blown out of the water when she told me she was pregnant -- I thought she was taking birth control pills!"
It could be life an air bed being blown up or a pencil being sharpened1
Hidan can not die. He is immortal. But he does end up being blown up into a hole and never being able to escape.
Check fuses but if the fuse isn't blown check the wiring behind it (could be loose at the plug which might make sense here).