Problems with no hot water? Quickly diagnose your water heater issue with this comprehensive troubleshooting guide. Videos, drawings, and easy to understand step-by-step DIY advice show you how to ...

Watch the hot water faucet you left open—when water flows steadily from it, the tank is full. The last thing to do is to flip the water heater breaker back on, wait a couple hours, and test the ...

Check a hot water faucet to see if the water is cool enough before moving on. 2. ... With the power to the water heater off, turn off the cold water supply line to the water heater.

A water heater, especially an electric model, is a very simple device. Unfortunately, such simplicity doesn't really extend to its installation.