How do I tell how many tons my heat pump is?

For example, if the BTU number listed is 36,000, divide it by 12,000 and you’ll see that you have a 3 ton unit. This will tell you how many tons your HVAC compressor is. How do you find the tonnage of a compressor?ĭivide the number listed by 12,000.

You should see the model number printed on rating-plate or decal. Remove the front door and look inside the unit. How do I read my carrier AC model number? Within this combination, you should find an even, two digit number. Look for the model number, which is a combination of numerals and letters. When outside, you should see a data plaque mounted to the side of the condensing unit. Your AC tonnage can easily be found by going outside and looking on the AC unit itself. Divide the number by 12 (which represents 12,000 Btu/hr, or one ton of cooling capacity) to get your AC unit’s tonnage. The possibilities on residential units range from 18 to 60. Within this string of letters and numerals, you should find an even, two-digit number. What is HVAC?Īlso, you can check out our blog on Goodman AC Age’s in case you need that.How do you tell the tonnage of a carrier model number?įind the model number. If you have any other questions, be sure to comment below! Letter followed by a number only used in 1970’s.

Other Styles To Determine Carrier AC or HVAC Age Typeįollowed by 5 Numbers primarily used in the 80’s.įollowed by a letter then 5 numbers primarily used in the 80’s. Therefore, this unit was manufactured in 2019 in week 2. The second set of digits are the year of manufacture. The first two digits are the week of manufacturer. In the above style, the determining factor is having a letter in the middle of the serial number. Most Common Style – Has a Letter in the Middle The most common way to to determine the carrier ac age is through the serial number. Let’s look at the most common style to determine Carrier AC age. Carrier AC’s have many styles (depending on the age) to determine the age.

Carrier serial number lookup tonnage