FYI: Ruud Heat Pump Water Heater Age

You guys might already know this, but it took me a while to figure out the age code on the new Ruud heat pump water heaters. Still week and year but its in the middle of the serial number. See picture for example.

Ruud Heat Pump Serial Age.png

Ruud Heat Pump Serial Age.png

Ruud Heat Pump Serial Age.png

Thanks Pete!

**Rheem & Rudd **Somewhere in the middle of the serial number will be a letter. The following four numbers are the week and year.