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How do you determine the age of a GSW hot water tank?

Asked by: Llorens Orzaiz

asked in category: General Last Updated: 13th June, 2020

How do you determine the age of a GSW hot water tank?

This can be determined by looking at the first four numbers, ignoring any letter that may start the serial number. The first two numbers represent the year the heater was built. If your heater was built before 2008, the next two numbers represent the month.

Similarly one may ask, how do I tell the age of my water heater?

On older models, you can determine the age of your unit by decoding the water heater serial number. Some manufacturers, including Rheem, made it easy by incorporating the month and year built into the first 4 digits of the serial number.

Beside above, how do I tell the age of a Bradford White hot water heater? The date of production/manufacture or age of Bradford White® Water Heater(s) can be determined from the serial number. Bradford White® utilizes a rotating 20 year letter cycle (e.g., the letter “M” represents both 1995 and 2015 year of manufacture).

Accordingly, how do you determine the age of a AO Smith water heater?

A.O.Smith water heater rating plates can be a little more difficult to decode, but once you know what to look for, it’s still fairly straightforward. The serial number will consist of 10 numbers and letters, and you simply look for the first four numbers in the sequence to find the date of manufacture.

How do I know if I need a new water heater?

Rumbling and NoiseYou could notice banging or rumbling noises from your unit. You’ll also run out of hot water sooner. The extra time required to heat water leads to cracks or holes in your water heater, so you should look for leaks if you hear banging or rumbling.

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