Some manufacturers including rheem made it easy by incorporating the month and year built into the first 4 digits of the serial number.
Ao smith water heater age by serial number.
If you serial number starts with mg then the manufacturing age is 2015 july.
My ao smith water heater serial number is mb00 0070742.
Month b february year 00 2000.
How to determine the age of your water heater.
On older models you can determine the age of your unit by decoding the water heater serial number.
Smith water heater s from the serial number.
If not then write down your serial number as it usually indicates the year and month of manufacture of the water heater.
Read below how to determine the age of your unit.
Contact information such as name company name title phone number zip.
This company coded its water heaters by style.
Information may obtain include.
So the data plates shown below indicate that the water heaters were manufactured in 1989 and 2004.
For instance the picture below shows that this rheem water heater was manufactured in december of 1991.
Product setup smith product such as your product s model serial number barcode and software version.
If you ve got a water heater that is considered by ao smith to be current style 1 locate the first 2 numbers in sequence to identify the year of manufacture.
Model number serial number type of installation and date of installation.
The year of manufacture is noted by the first letter of the serial number and the month is the second letter.
On 2018 07 07 by mod yes that s how i d interpret it as k dec and 05 the year.
Bradford white s serial numbers are a little less straightforward.
As of 2019 a o.
Based on your device s serial number the manufacturing date is easy to determine.
How to determine the age of your ao smith water heater.
Kc i would decode an ao smith water heater serial number mb00 0070742 as follows.
The first two digits of the serial number are related to the manufacture year of the device the next two digits are related to the manufacture week.
How to determine the date of production manufacture or age of a o.
Smith will have celebrated 145 years in business and continues to be one of the world s leading manufacturers of commercial and residential water heaters and boilers.
Would that indicate the heater was manufactured in 2000.
On 2018 07 13 1 by kc.
The first two numbers in the serial number which may appear after one or two letters are the year of manufacture of an a o.
Check to see if the installation date is noted on the sticker.
It is probably time to get it serviced.