Two types of recirculating pumps option 1 full recirculating pump system.
Water heater circulation pump diagram.
This is a reliable recirculating pump you can install on top of your water heater.
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Insert a gasket into the female fitting on the recirculating pump and screw it onto the threads of the water heater discharge outlet.
The weird threaded fitting goes under the sink that s farthest away from the.
The recirculating pump keeps hot water moving through your home s hot water pipes at all times on demand or set for specific hours via a timer different from a water heater timer.
Pump installs by water heater not under a sink in a bathroom or kitchen.
As the above illustration shows installing a readytemp at or nearest to the farthest hot water usage point instead of at the hot water heater eliminates wasting thermal energy.
The pump uses the cold water line to send water back to the water heater.
Ao smith 2018 a.
Use teflon tape and tighten with a wrench.
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With the help of an integrated or external pump water travels from the tankless water heater to the hot water faucets throughout a home without the need to add additional water lines.
Hot water circulation systems with a dedicated return line often utilize a pump installed at the water heater and continuously pump during scheduled on time periods.
Take the discharge line that had originally been connected to your water heater and screw onto the discharge outlet of the pump.
If the hot water is not used it simply returns back to the tank.
With this option an additional pipe that is designated for hot water is installed in your home s.
A hot water recirculating pump is installed on your water heater returning unused hot water back to the water heater.
It connects between the hot and cold water shut off valves at the farthest sink away from the heater.
These beneficial systems keep a steady supply of hot water ready for those moments when you need hot water immediately like a cold winter morning.
Uses water heater electrical outlet no new electrical outlets required.