Gas Water Heaters. Open the pilot light panel on the water heater. Turn on the gas at the tank by turning the valve to the open position. While working on the .Water Tank Repair Lining With a year history, the Hydrastone Alkrete tank lining system is known as the number one lining system for water and cold water .If you think the old water tank needs to be replaced, us to discuss alternatives and pricing. A lot of people are choosing the new tankless wate .Easy tips on how to maintain your electric or natural gas water tank to increase its lifespan and effectiveness..
Flush the Tank. Turn off the electricity to the water heater or turn off the gas to extinguish the pilot. Connect a garden hose to the tank s drain valve. With the pressure relief valve open, open the drain valve and allow the tank to drain completely..