excessive humidity.
Well, the air goes in and sucks the other up. and then it gets hot and sweaty, like Chloe's clunge
I have seen this where water has leaked into the ductwork and stagnated.
The A/C extracts water from the air.
no
The air conditioner is low on refrigerant.
read your owners manual. i had to also. there is only two vent settings that will not use the compressor. the vent setting with the upper and lower vent showing will use the compressor.
stick an air freshener in the interior vent
Vent into an unused room.
is it possible that the vent hose are disconected?
add a 10 foot piece of flex duct
Portable air conditioners come with a vent hose that can be placed in a nearby window or vented through a hole in the wall like your clothes dryer.
Why not cover the air-conditioner vent with fine wire mesh. It'll still function properly, but nothing will be able to get in.