Indirect fired water heaters connected to a boiler.
Electric hot water heater connected to oil burner.
The most common types of domestic hot water heaters.
Please see my other vids for burner construction and running waste oil burners.
This means less cost on oil for the year.
This is how i made a water heater from an old gas hot water service and converted it to run on waste oil instead of gas.
Today we are going to talk about the latter.
All water heaters have one job.
Then you have to power it of course.
The other primary option for using a heating system to produce hot water is to install an indirect or indirect fired water heater.
There is of course a slight increase in your electric bill each month to run the hot water tank.
They are normally 220 volts.
The hot outlet from the tankless coil would be connected to the hot water side left of the water heater.
Tank style water heaters electric gas or oil tankless on demand or instantaneous water heaters.
You can have a heating coil inside your furnace an indirect fired water heater connected to your furnace or a stand alone oil fired hot water heater.
There are various ways to heat domestic hot water with oil.
This is a separate insulated water tank that is heated using hot water from the gas or oil fired boiler.
You could also preheat the water going into the water heater but after a while the coil may get clogged up and your water pressure would be suffer.
The indirect tank is usually plumbed to be a separate zone on the heating system.