Draining Your Water Heater: How Often Should You Do It ... Turn the cold water supply back on to refill the tank. Make sure a ...

For gas water heaters, look for the temperature dial on the gas valve near the bottom of the tank. In some cases, this dial typically doesn't show actual temperatures, just warm to hot settings.

Heat pump water ... hot water use. The condensate that’s collected is just water, though, so you can dump it down any drain or set it aside for your plants. To come up with our heat pump water ...