The average service life of water heaters is 8 to 12 years so if yours is entering old age you may want to consider purchasing a new unit read our pick of the best tankless gas water heaters versus repairing your old water heater.
Tankless water heater gas geyser installation diagram.
The water heater can deliver water at only one temperature setting at a time.
It is not to be used as an alternative to a professionally engineered project drawing.
The available temperatures for a given model are provided below.
When a faucet or shower valve is open in a home and hot water is needed the tankless heater turns on and provides the hot water necessary.
Whether gas or electric tankless water heaters heat water only as it is needed and may save up to 70 percent on a yearly heating bill.
Many tankless heaters are around 80 efficient however very recently tankless heater have been improving climbing into the area of 92 efficiency self condensing units can be up to 98 efficient.
Tankless water heater installation diagrams tankless installation optional return circulation f priority power on off qqq qqq this drawing is intended as a guide only.
Turn off the water and gas supply shut off valves to the water heater.
Installing a tankless water heater installing the gas connections.
This drawing does not imply compliance with local building codes.
Attach a garden hose to the drain valve and empty the tank either into buckets a floor drain or an appropriate place outside.
Typically tankless water heaters provide hot water at a rate of 2 5 gallons 7 6 15 2 liters per minute.
6 rv53i rv53e operation and installation manual this water heater will attempt to provide hot water at the temperature setting even when the water flow is varied or when more than 1 tap is in use.
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.
However a tankless water heater s output limits the flow rate.
Installing a tankless water heater installing the gas connections.
The beauty of a tankless water heater is its ability to provide a continuous supply of hot water.
Turn on the nearest hot water faucet.
Begin the gas water heater installation by draining the old water heater tank.
This guide outlines a typical gas tankless water heater installation with easily available tools and materials.
Tankless water heaters are a compact efficient way to supply hot water to your home.
Gas fired tankless water heaters produce higher flow rates than electric ones.