Expert step by step instruction for water heater repair and troubleshooting, including water heater problems such as no water, water that’s too or not .Learn how to turn off a water heater the right way. There are steps that should be followed, so that the water heater is not damaged or you are injured..Knowing how to flush a water heater help you to remove unwanted build up from inside your water tank. Sediment reduces efficiency and can ruin your water heater..Follow these easy and inexpensive tips to increase your water heater’s efficiency and longevity. Visit This Old House to see our water heater maintenance guide..
How to Flush Your Water Heater. Turn the on Your Water Heater s Thermostat to “Off” Turn Off Gas to Water Heater. Turn Off the Cold Water Supply to Water Heater. Turn on the Water in a Sink or Tub. Open the Pressure Relief Valve. Connect Garden Hose to Drainage Spigot. Turn on Spigot and Drain. .