No easy way of doing this. These units do not come with service valves.
Not by yourself, and not a window unit at all.
$100
Yes you can if you have the tool, knowledge, and of course the freon. Youtube has instructional videos to help you.
Is never required unless damaged. It is the last resort and a bad sign for the unit if required.
The refrigerant (freon) in any air conditioner should last the life of the unit. If not, you have a leak.
Small appliance repair companies will do it, but the cost is generally higher than a new unit.
Depends on the size of the unit and when it was built. Modern A/C units contain no Freon (R12). It was banned in 1996. Call a home A/C professional.
actually this is a pet project of mine to produce a Freon-less A/C unit
Never. A properly operating AC unit will have no leaks, thus never need recharging.
There should be a name plate on the unit somewhere, which will provide how many pounds need to be in the unit.
First, "Freon" is a registered trademark of DuPont that refers to CFC refrigerants they produced just as SUVA is also a trademark of newer classes of refrigerant. It is refrigerant, and what type is in the unit. Assume it is "Freon 22" If your system is a window unit or package unit, the amount should be weighed in according to the data plate. I have seen homeowners charged for several pounds more than the system is rated for. If the charge needs adjusted, then there is a leak. Let
form_title=Window A/C Unit Installation form_header=Keep cool during the summer with an A/C unit! Where will the air conditioner be installed?*= () In window opening () Wall mounted Is there an electrical power source available near the air conditioner?*= () Yes () No