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unless you are quialfied to do this, call a repair man,
the GAS in a/c units are under HIGH pressure, 350 lbs or more.
and you have to have a set of gauges to set it right, theres a high side and a low side,

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Q: How do you add freon to a window unit ac and how often?
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Related questions

How do you know when to add freon to an AC unit?

To know when an air conditioning unit (non-window unit) needs to be charged (needs freon), it will not cool properly or you can test it with the appropriate gauges (see related link below).


How do you add freon to a home air conditioner window unit?

No easy way of doing this. These units do not come with service valves.


Where do you add freon on my 1997 Chevrolet Silverado?

where do I add freon to my air conditioning unit on a 1997 chevy truck?


Can you add freon to a window or wall air conditioning unit?

yes you can you just have take the cover off the front of it, but first with a water hose wash outside and the inside off before you put the freon in.


How do you put freon in a general electric dehumidifier?

A General Electric dehumidifier uses a sealed unit that does not have any way for you to add Freon to the unit. If you want to add Freon, you have to first install saddle valves to the dehumidifier.


How do you add freon to your janitrol heat-pump?

In order to buy freon you need a license, therefore you shouldn't attempt to add freon. Call a contractor to service your unit.


How does one add freon to an air conditioning unit?

Adding freon to an air conditioning unit should only be done by a certified technician. It is in fact illegal for anyone to add freon to air conditioning that isn't properly certified, so one would add freon by calling in a certified technician to do it for them.


How often do you need to add freon to a central air conditioning unit?

Never, an air conditioner is a closed system. If you need to add refrigerant you have a leak that needs to be repaired. In theory you should never have to add freon. but there can be some residual loss. maybe after five to ten years.


Where can you get freon for your RV refrigerator?

RV refrigerators do not use freon but rather ammonia. The ammonia is in a sealed unit called the cooling unit and you cannot add ammonia to this unit. If it goes bad it has to be replaced.


Can you add freon to a window air conditioner?

Yes, with a saddle tap, training and the correct tools.


How do you put freon in a ge dehumidifier?

You have to add a valve to the dehumidifier in order to put Freon in a GE dehumidifier. The reason you have to add the valve is because dehumidifiers uses a sealed unit.


How much can you expect to pay to add Freon to your home's air conditioner unit?

$100