#Armstrong serial number nomenclature serial number
How can I tell the age of a York air conditioner or furnace from the serial number? For York systems manufactured from October 2004 to the present, the first and third characters in the serial number will be letters, and the second and fourth characters will be numbers that indicate the year of manufacture. Newer units may have a manufacturers date listed somewhere on the furnace older furnaces require a bit more digging by looking at the serial number.
The 8th digit of the serial number, which will be a letter (and typically the next to last digit) denotes the year of manufacture for units manufactured from the 1980s to the early 1990s:.How do I tell the age of an Armstrong Air furnace or air conditioner from the serial number? Hereof, how old is my Armstrong air conditioner? With an AFUE rating of 93%, this single-stage model employs a standard PSC motor to provide even distribution of heat in any home. Look for a sticker or tag that gives a date when the furnace was last serviced.Īlso Know, are Armstrong furnaces any good? The A931A furnace by Armstrong is a reliable, moderately efficient, economical option. A serial number starting with 0193, for example, may have been made the first week of 1993. All Lennox product is now set up with a systematic coding system for both model numbers and serial numbers. Table 7.2.1 shows the Amana model number GUID045CA30.
The first two digits can be the week of the year that the unit was manufactured, with the third and fourth number indicating the year. An Amana model number is as an example of how manufacturers code furnace characteristics.
Also to know is, how do I find out how old my furnace is?
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