Carrier serial number lookup tonnage
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Visit our HEATING AND AIR CONDITIONING page for other related blog posts on this subject, or go to the INDEX for a complete listing of all our articles.To complicate mattérs, some manufacturers havé changed their systéms of encoding dáta over time.Īmana: Age: Use B-L-A-C-K H-O-R-S-E code B 71 or 81 L 72 or 82 A 73 or 83 C 74 or 84 K 75 or 85 H 76 or 86 O 77 or 87 R 78 or 88 S 69, 79 or 89 E 70, 80 or 90 Bryant: Capacity: Look for those elusive two digits in the model number usually (but not always) divisible by 6 and divide by 12 to convert to tons.
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![carrier serial number lookup tonnage carrier serial number lookup tonnage](http://i.ytimg.com/vi/JFlaWYGzHp4/maxresdefault.jpg)
To find out the age of another brand of air conditioner or heat pump, go to How do I determine the age of my air conditioner?, which has a listing of all major manufacturers and links to instructions for decoding their serial numbers.Īlso, see our blog posts How can I tell the size in tons of a Carrier air conditioner or heat pump from the model number? and How can I find out the SEER of my air conditioner?Īnd to figure out what all the other numbers listed on the condenser data plate mean, go to our blog post How do I understand the air conditioner or heat pump condenser label (data plate)? Whatever year your figure out, it’s a really old system. This home was built in 1979, so we determined it that way. Because the “8” may be for 1968,1978, or 1988, you want to look at the ANSI certification year, or year of construction of the home, for guidance. So the serial number of the unit below indicates it was manufactured in 1978. This unit was manufactured in 2002.įor units from the late 1960s thru the late 1980s, there is a different serial number code, with the single number after an initial letter being the year of manufacture. The second two digits of the serial number are the year of manufacture of a Carrier heat pump or air conditioner.