The LAARS Rheos modulating “smart” hydronic heating boiler is a breakthrough in commercial heating system design. Now, for the first time, engineers and. Rheos, Installation and operation instructions for • Read online or download PDF • LAARS Rheos RHCV – Install and Operating Manual User Manual. Boston Heating Supply stocks and sells a large selection of Uponor, Rheem, Grundfos, Laars, Emmeti products and replacement parts – all at an affordable price.

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Please read our Terms of Sale notice carefully before placing an order. Water Flow Requirements – Water Heater Temperature Control – Water Heater Short Cycling – Water Heater Specifications subject to change without notice.

Laars Heating Systems Co. Now, for the first time, engineers and heating contractors can choose a single, high-efficiency, low-cost system for commercial installations requiring up to 2. Gas Supply And Piping Gas Pressure Switches Normally Open Vent Valve The Rheos saves fuel and runs more efficiently two ways: Submittal Data without pump Submittal Data with built-in pump.


Delayed Ignition – Possible Causes Manual Reset High Limit Control Modulating Gas Valve Freeze Protection – Water Heater Combustion Air From Room Appliance Maintenance And Component Description Freeze Protection – Boiler Temperature Control – Boiler Cold Water Make-up – Boiler Don’t have an account?

Venting And Combustion Air In fact, the Rheos only takes up half the floor space of conventional units. Side Wall Vent Terminal Hot Supply Connections – Boiler Locating The Appliance Rheos Connection Sizes Gas, air, water and venting connections in inches.

Short Cycling – Boiler Control Packs B E. Vertical Combustion Air Terminal Water System Piping – Water Heater Intake Combustion Air In addition, flexible horizontal or vertical venting options and low clearances allow placement virtually anywhere.

Vertical Vent Terminal Shutting Down The Rheos The Rheos also features a patented, high-density, copper heat exchanger with a unique double-row finned tube design that maximizes heating surface area and yields the highest heat transfer per square foot of floor space in the industry.

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Internal Water Heater Temperature Control Water Flow Requirements – Boiler Table of contents Table Of Contents Temperature Control Features To Restart The Rheos Motorized Safety Valve Orlando, Florida USA All other trademarks, logos and copyrights are the property of their respective owners.

Water Connections – Rheos Water Heater Gas Valve Regulation Safety Gas Valve Filling The Boiler System Water Connections – Rheos Boiler External Control Connections Remote Water Heater Temperature Control High Gas Consumption Sequence Of Operation Modulating “Smart” Boiler Saves Money!

Minimum Output Setting Common Vent Test – Boilers