What do you need to install a gas hot water heater?
The following is a list of tools and supplies you’ll need: Turn the gas supply off to the water heater. Use a wrench to disconnect the gas line to the old water heater. Inspect and detach the venting to the water heater. Set the venting aside. You’ll use it later. Open a hot water faucet in your home, and let the water flow until it is cool.
How do you turn off a hot water heater?
Turn off the water and gas supply. Attach a garden hose to the drain valve and empty the tank. Turn on a hot water faucet to allow air into the system. Disconnect the gas line using two pipe wrenches — disconnect the gas line at the union fitting if the pipe is galvanized, or at the flare fitting if the gas supply line is copper.
How do you attach a vent to a water heater?
Attach the venting to the exhaust hood using self-tapping sheet metal screws. Set the control knob to OFF on the water heater’s control valve. Wrap the fitting threads with gas plumbers tape (yellow). Insert the flare nut into the control valve. Screw the other flare nut onto the gas line. Connect the flexible gas hose (yellow) to each flare nut.
What’s the best way to replace a water heater?
Attach a garden hose to the drain valve and drain the water left in the tank. Caution: The water will be scalding hot! Disconnect the gas line at the nearby union with a pair of wrenches and unscrew the pipe from the gas control valve with a pipe wrench.
How do you install a gas water heater?
Installing a Gas Water Heater Remove the old water heater by turning off all valves and draining the water. Place the new heater on top of blocks and align it with the pipes. Attach a new temperature and pressure relief valve. Solder new copper adapters to the water intake on top of the heater. Attach the water lines to the top of the heater.
How much does it cost to replace a hot water tank?
Total cost to replace a water heater, tank style, mid-size and average quality, is about $700, including the heater, related materials, labor, and disposal of the old unit. The cost to install a tankless water heater is closer to $1000, not including any gas line upgrades that may be required.
How much does a new water heater cost?
Solar water heaters cost $1,000-$5,000 or more, with installation usually included in the purchase price. A central, whole-house, gas tankless water heater can cost $800-$3,000 or more, without installation.
Does a gas water heater need to be level?
Keeping the ignition source at least 18″ above the floor reduces the chances of igniting gasoline fumes. The 18″ requirement applies to electric water heaters as well. There is no such requirement to raise a water heater above floor level in any other part of a house.
