How old is your ao smith water heater model ees 52 917?

To determine the age of your AO Smith water heater model EES 52 917, you can check the serial number, typically located on the label on the side of the unit. The first two digits of the serial number usually indicate the year of manufacture. For example, if the serial number starts with "20," it would indicate the heater was made in 2020. If you need further assistance, refer to the manufacturer's website or contact their customer service.