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The burden for fitness of information provided relies solely and completely with the user. Look at the model number (Located on the data plate stamped on the actual side of the compressor) on the compressor and there should be a number divisible by 12. Accuracy and reliability of the information provided is believed accurate but is not guaranteed.

This web site should not be relied upon for commercial use or interpretations. The model number will most likely appear on either a paper sticker or a metal plate. This guide is intended to assist Commercial/Residential Building Inspectors, HVAC professionals, Facilities Managers, HOA’s, etc., in determining the date of manufacture and/or age of HVAC equipment to determine the expected useful life (EUL). Model numbers can be made up of numbers (1005400, for example) or a combination of letters and numbers (LAT1000AAE). Your use of any such or similar incorporeal property is at your own risk. Unless otherwise stated Building Intelligence Center (sites are neither endorsed by nor affiliated with any of the holders of any such rights and as such Building Intelligence Center (cannot grant any rights to use any otherwise protected materials. Their use here does not imply that you may use them for any purpose other than for the same or a similar informational use as contemplated by the original authors of these articles under the CC-BY-SA and GFDL licensing schemes. Any of the trademarks, service marks, collective marks, design rights or similar rights that are mentioned, used or cited in the articles of the Building Intelligence Center (are the property of their respective owners.

Air Conditioning Serial Numbers