Month of Manufacture Table For York HVAC Units Before 2004 Basic Unitįrom the example above, we can identify that the unit was manufactured in february 1988.

Old Serial Number format will look like this: YBVM220710, BDHM203490, BKVM310394 etc. From here we can determine the York HVAC age from serial number. The second letter is the month of manufacture and the third letter is the year of manufacture. The date of the production or manufacture is hiding in the 2nd and 3rd digits serial number. This style is the original York serial number, formatted in 10 character begins with four letters and six digits numbers. The old style of these serial numbers are for York air conditioner and furnace units that were manufactured before 2004. This way, you can identify how old your unit is. After you find the location of the York serial number, the next step is to deciphering the code in it. The serial and model number can be found in the metal-plate, usually attached to the unit. Read on to know more on how to read serial number. York serial number can be used to identify the age of York Furnace, AC and Heat Pump.

It makes the new York serial numbers nomenclature is identical to Luxaire and Coleman serial number as well as how to decode. York, Luxaire and Coleman are three brands owned by Johnson Controls. York serial number has sorted into two different serial numbers, the old serial number used from 1971 through 2004 and new serial number nomenclature used from through today’s. The serial number (and model number) also needed when you want to check the warranty status. York Serial Number is important to identify the date of production or age of YORK® air conditioner and furnace.

Serial date number