What Should Be Disconnected When Installing a New Hot Water Heater?


Quick Answer

The gas and water supplies should both be disconnected before installing a new gas hot water tank. When installing an electric hot water tank, the power and water lines should be disconnected.

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Full Answer

Individuals should turn the breaker off or remove the fuse before replacing an electric hot water tank, and power lines should be tested with a voltmeter or circuit tester before disconnecting. It's a good idea to verify that gas going to a gas water heater is shut off by visually inspecting the pilot light and smelling the area. The previous hot water tank should be drained before it is removed. Leaving a hot water tap open or disconnecting the hot water output pipe hastens this process.

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