What is the purpose of a recirculation pump on a tankless water heater?

What is the purpose of a recirculation pump on a tankless water heater?

The system includes temperature sensors and a check valve that prevents water from going back into the return plumbing line. The recirculation pump actually moves water in the line back to the water heater, thus reducing the amount of time needed for hot water to reach your faucet.

Is the Rinnai Water heater without a recirculation pump?

Technical Bulletin – RUR98i/e Piping Diagrams and Pump Settings for The tankless water heater WITHOUT a recirculation pump will be the FIRST unit. operational cycles of the recirculation pump through the Rinnai Water Heaters that Incorporate Circ-Logic™ .. Refer to Figure 5: Electrical Diagram.

Can a pump be added to a tankless water heater?

Solutions include tankless water heaters with built-in pumps or units that can have a pump added. Homes with no dedicated return line can have a thermal bypass valve added to the cold water line for recirculation. Recirculation solutions available in Rinnai HE+ and SE+ Series tankless water heaters.

How does a tankless water recirculation unit work?

This technology allows for the simple installation of a thermal bypass valve at the fixture farthest away from the water heater. Once installed properly, the unit temporarily uses the cold water line for recirculation.

How does motion sensor work on Rinnai recirculation system?

Mounted near the point of use, the motion sensor operates the recirculation system by detecting full-body movement up to 30 feet away. The sensor turns off the recirculation and is available for purchase if required by local building codes. Have a customer who is ready to buy a Rinnai?

Why do you need a Rinnai tankless water heater?

Rinnai Tankless Water Heaters last up to twice as long, have twice the warranty, and save energy as they only heat water when it is needed. Plus, you never have to worry about running out of hot water with a Rinnai Tankless Water Heater because it keeps heating as long as it is needed.

How does a recirculating pump work on a tankless water heater?

Tankless water heating recirculation works when a pump is activated by a switch or motion sensor. This is the most energy- and water-efficient way to operate a tankless water heater.

Is a tankless hot water heater right for You?

Tankless water heaters have a number of benefits. They provide hot water on demand while reducing your utility bills by roughly 30 percent, due to the elimination of standby-energy losses. They’re about the size of a suitcase, so they save space, and they last up to 20 years .

How does instant hot water heater work?

An Instant Flow Water Heater heats the water as it flows through the unit. The electric heater provides heat to the tubes within the unit. These tubes are filled with water and as the water flows through, it becomes heated. This provides you with hot water in an instant.