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The industry average service design life for most forced air furnaces is 15-20 years, and the industry average service design life for most air conditioning condensing units is 10-15 years. To determine the age of Carrier AC or Furnace, only the first 4 are relevant. In conclusion, understanding AC tonnage is important for maintaining and repairing your Carrier air conditioning unit. Accuracy and reliability of the information. The next two numbers are the week of the year, so 01 would be the first week in January, and 52 would be the last week in December. find houses for rent by owner When it comes to choosing a cell carrier, there are many factors to consider. Divide the RLA by 5 if it's a newer unit. Mar 8, 2024 · Month: The 3 rd character is a letter and indicates the month the unit was made. A "ton" is a unit of measurement used by the air conditioning industry. booty shorts videos How to determine the date of production/manufacture or age of Rheem® brand HVAC Systems. For 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. You can find the model number listed on a rating plate sticker on the Bryant AC or Heat Pump unit. 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). This type of serial number, used for units made before 1970, has seven digits. Air conditioning equipment age from serial number for the example above, the equipment was made after 1980. valuable baseball cards 1990 Information below refers to commonly used codes. ….

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