How to Maintain a Water Heater - Water Heater Maintenance
Maintain a Water Heater Perform routine maintenance on your water heater every six months to insure proper functionality and prolonged use. Planning Both gas and electric water heaters have a safety device called a pressure relief valve. In the event the tank overpressurizes, the relief valve opens and releases the pressure. If the valve doesn't operate correctly, the tank can overpressurize and explode. To check the pressure valve: Step 1 Turn off the electricity to the water heater or turn the gas switch to pilot. Step 2 Shut off the cold-water inlet to the water heater. Step 3 Position the bucket to catch water from the pressure relief valve. Step 4 Pull the trip lever on the valve. You should hear a slight rush of air or see some water and vapor exit through the pressure relief valve. If you don't, drain the tank and replace the valve. Flush the Tank Every Six Months Sediment buildup in the tank can reduce your