This is not a DIY repair. Instead, have a professional replace the heating elements or the entire water heater. Tepid water, normal volume: If the heater delivers a sufficient volume of water but ...

A traditional water heater works by pulling cold water in through a tube and heating it with built-in heating elements ... so it's best to replace your old unit proactively." ...

We have owned our home for 20 years and we have two water heaters. We had to replace the first AO Smith ... and both the thermostats and the heating elements are working. After confirming this ...