How to Tell the Age of some Common Furnaces

Feb 17 2021

How to tell the age of some common furnaces is by the serial numberThe 3rd and 4th numerical digit is most often the year it was built: 4006A17330 so the age would be 2006 CarrierComfort-AireLennoxTranePayneKeepriteHeilBryantArmstrong YORKLuxaireW0K5896070 2nd and 4th digit are year built Rheem/RuudStyle 1:     7351 M2806  16735Style 2:     OR177 M2807  00097Style 3:      0804B10488Red is year built Goodman150945784520 1st and second digit are year builtSerial number […]

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