Installing a tankless water heater installing the gas connections.
Gas hot water heater installation youtube.
The smoke should be drawn up the vent pipe.
Here s what you need to know to install a gas water heater.
Begin the gas water heater installation by draining the old water heater tank.
Discover the differences between single wall vents.
Attach a garden hose to the drain valve and empty the tank either into buckets a floor drain or an appropriate place outside.
Before properly venting a gas water heater it s important to determine if there is a proper natural draw.
Turn off the water and gas supply shut off valves to the water heater.
Close all exterior doors and windows and turn on your kitchen and bathroom exhaust fans.
Keep in mind that in most situations it s generally best not to switch fuel types gas or electric although sometimes it does make sense.
Then open a nearby hot water faucet until you hear the gas burner in the water heater ignite.