Yes.... The reason being is that when the air conditioner is running it causes moisture to be removed and deposited in the back of the machine from which it is dripped out . What you do not want to do is power wash the back
Remove the air conditioner from the wall or from the window place it on the ground remove the covers get the hose out and hose the back of the air conditioner off, if it is a older unit it could be heavy depending on the size.
You can move your window air conditioner anywhere you want to put it as long as it sits in the window.
A window air conditioner must be fitted in the window. The back end generates hot air and some drip water. Some can fit in a wall but still the back half is outside.
There is no such product as an air conditioner window. However, you can buy a used window air conditioner on eBay or Craigslist. You can also check the classifieds in the local newspaper.
Yes.
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yes
The Gibson GAX052P7A Window Air Conditioner weighs 52 pounds.
No.
by tilting it
the Sunpentown WA-6591S Window Air Conditioner with remote has thermostat.
About the same as for a window air conditioner.