How much refrigerant does a 3 ton AC hold?

Asked By: Angelique Kromker | Last Updated: 8th January, 2020
Category: home and garden indoor environmental quality
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A 3-ton air conditioning unit can hold 6 to 12 pounds of Freon, depending on the unit. The exact amount of Freon needed is determined by a variety of factors, such as the type of unit and where it is installed.

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Then, how much freon does a 3 ton AC take?

General Rule of Thumb 3-ton AC or Heat Pump with a 35 foot lineset will need a total of approximately 6-12 pounds of refrigerant, to fully recharge from empty. This includes the lineset, coil and unit.

Likewise, how many pounds of refrigerant does a home AC unit have? The rule of thumb is two to four pounds of refrigerant per ton of your air conditioning unit. Now most home air conditioning units are between one ton and five tons.

Keeping this in consideration, how many pounds of r22 does a 3 ton unit take?

4 pounds of refrigerant * 3 ton unit = 12 pounds of refrigerant needed.

How much r22 does a unit hold?

Today R-22 can be as much as $50 per pound, depending on where you purchase it. Typical residential air conditioning units hold from 5 to 15 pounds of R-22. Even more, according to the EPA, production and sale of R-22 be cease completely by 2020.

39 Related Question Answers Found

How long does Freon last in AC?

Freon Is Forever
An air conditioner's refrigerant's system is a closed (or sealed) system, meaning there is no way for the Freon to escape; since Freon does not get used up, as long as there are no leaks, your AC's Freon will keep doing it's thing indefinitely.

Can I buy r22 without a license?

Are you required to have a license or to be certified to handle and purchase R-410A? You are required to have an EPA Section 608 Type II or Universal certification license to handle R-410A but no license is legally necessary for purchase.

How do I know if my AC needs freon?

Here are 5 things to look for that might tell you that your AC needs more refrigerant.
  1. Your AC runs all day and never cools your home.
  2. High energy bills.
  3. Air coming out of vents isn't very cold.
  4. There's ice on your refrigerant lines.
  5. Hissing/bubbling noise.
  6. Note: Don't forget to fix the leak.

How do I know if my AC is low on refrigerant?

Signs Your AC is Low on Refrigerant
  1. Increased electric bills. If you're AC system has a refrigerant issue, it'll have to work harder and run longer to keep your house at the set temperature.
  2. Indoor temperature isn't comfortable.
  3. Ice buildup on the outside unit.
  4. Hissing noise is noticeable.

Why is Freon so expensive?


Because the U.S. government has placed restrictions on how much refrigerant can be produced, suppliers can only sell a certain amount per day. This can cause the price of the refrigerant to skyrocket during the summer when more people need refrigerant.

Why is my AC not cold?

The most common cause of window air conditioners not blowing cold air is a lack of adequate air flow. If the air filter is dirty or clogged, there may be little or no air flow over the evaporator coils, which may cause them to become too cold and frost or ice can form on them, restricting the air flow even more.

Is 2 pounds of Freon a lot?

As for how much Freon is in each unit that could be lost due to damage, the general rule of thumb is 2 1/2 pounds of refrigerant per ton of cooling. The tonnage of an AC unit determines its size and the amount of space it can cool, with larger tonnage units providing greater cooling abilities.

How do I put Freon in my air conditioner?

Before you add Freon to an AC unit, make sure to clean the air filter, blower wheel, and coils to ensure your unit is running smoothly. Then, put on some gloves and safety glasses to protect yourself from the Freon and turn off your AC. After it is off, hook up the refrigerant gauges to the valve connections.

How much does it cost to recharge AC with r22?

In fact, the average price to “recharge” your AC unit with R-22 refrigerant is around $615–$750+.

What is the price of r22 refrigerant per pound?


As of today, April 24, 2017, the cost of R22 is around $90 PER POUND and only going up! As the cost of R22 increases exponentially, the cost of R-410A has been dropping.

How many pounds of r22 are in a 4 ton unit?

For example, a 4-ton AC with a very bad refrigerant leak that's been ignored for months may need a complete fill-up, which requires approximately 16 pounds of R-22.

How do I buy r22?

R22 can be bought at HVAC supply stores, HVAC service companies, and online. Personally I would never buy from a HVAC repair company since they always mark up the prices. HVAC supply companies also mark up prices but less so. To get the best prices buying online is hands down the best option.

Can I sell my r22 refrigerant?

R-22 is legal to use, buy and sell back to us even after 2020. Get the best buy-back market price from the leading EPA-certified refrigerant reclaimer in the country. For your qualifying amount, we'll pick up your used refrigerants and pay you for every bit of reclaimable refrigerant you return.

How do you know how many tons your AC unit is?

Find the model number. Within this string of letters and numerals, you should find an even, two-digit number. The possibilities on residential units range from 18 to 60. Divide the number by 12 (which represents 12,000 Btu/hr, or one ton of cooling capacity) to get your AC unit's tonnage.

How many pounds of r22 are in a 2.5 ton unit?


The picture here is the nameplate to a split system air conditioning system. This label states that this 2 Ton outdoor air conditioner requires 3 pounds and 14 ounces of R22 refrigerant. This does not mean that the system only requires 3 pounds and 14 ounces of Freon.

Can r22 be replaced with r410a?

R22 refrigerant and its HFC replacement R410A are totally incompatible. Your existing condensing unit and cooling coil are not suited to the new higher pressure refrigerant. It is possible to reuse the copper tubing lineset between the two, but we will discuss that later.

How much does it cost to put Freon in a central air unit?

How much does it cost to put Freon in a central air unit? It costs between $160 and $750 to put Freon in a central air system. The price varies based on the size of your unit and the type of refrigerant you use.