Enter your serial number into our Carrier Warranty Lookup Tool to check your warranty coverage. Use this info when contacting a dealer to learn more about your coverage, or contact customer care at 1-800-CARRIER.

Simply select the product type, the model number and the literature you want and we'll get it to you at the click of a button.

October 20, 2025 - To find the manufacture date on a Carrier air conditioner, locate the serial number on the unit, and decode the first four digits, which typically represent

The date of production/manufacture or age of Carrier® brand HVAC equipment can be determined from the ten character serial number located on the rating data plate.

The serial number on a Carrier Comfort Series air conditioner is typically found on the outdoor unit’s data plate, usually on the side or back panel. It’s a combination of letters and numbers used for registration and warranty. If missing from paperwork, inspect the metal nameplate near the compressor or fan motor housing.

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August 6, 2022 - 1986. Typically for carrier the first two digits of the serial are the week, and the next two are the year.

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December 2, 2023 - Upgrades and Replacements: Knowing your unit’s model and age from its serial number is vital for compatibility with new parts and deciding between upgrading or replacing older, less efficient systems for better performance and energy efficiency. The Carrier serial number is located on the unit’s rating plate.

December 16, 2024 - Carrier Cooling Center will walk you through the steps to determine the age of your Carrier furnace by locating and using its serial number.

Have a few carrier units need to know age and tonnage, M# 48TFD005---511-- S# 1702640092 005 - 4 tons 1702 - 17th week of 2002 ----------------------------------------------- M# 48TFE008---511-- S#0402621477 008 - 7.5 tons 0402 - 4th week of 2002 ------------------------------------------------ M# 48TJF016---58IYA S#2602F63529 016 - 15 tons 2602 - 26th week of 2002

May 18, 2025 - 38EZA048310 is a Carrier 48,000 BTU or 4 ton system · 4TTZ0048A1000AA is a Trane 48,000 BTU or 4 ton system · If you are unable to read the label you can look down into the condensing unit from the top to see the compressor and often use the compressor part number to determine the tonnage using Google. The age is generally encoded into the serial number.

December 16, 2024 - The most reliable way to determine the age of your Carrier furnace is to check its serial number.

May 15, 2006 - Trying to decipher the Serial Number with no luck. Any help would be appreciated. I already tried the cheat sheet phone numbers previously listed for Carrier and they are closed. System Manufacturer: •Carrier Gas, forced air furnace •Model # 58GS050-2 •Serial # P1C03651 ANSI is 1978 Thanks!!

December 16, 2024 - The serial number on an older furnace, the serial number might be stamped directly on the metal cabinet. If you cannot find the number inside the furnace, look around the exterior. Do you still have our original owner’s manual? It may help locate the number.

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To estimate your Carrier CHPF3642C6CB’s manufacture date, decode the serial number—typically, the first two digits indicate the year. For maintenance, regularly inspect the disconnect power switch for corrosion or loose connections. Clean or replace air filters monthly to maintain airflow.

The serial number can be found on the “rating plate” sticker of your product. For outdoor units such as air conditioners and heat pumps, the rating plate can be found on back of the unit above the service valve connections.

April 9, 2025 - You can determine the age by locating the carrier serial number lookup on the data plate. Every Carrier air conditioner has a data plate displaying the unit’s information.