Rinnai REU-VA3237FFU Horizontal with Concentric Termination, Vertical Terminations

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Flue Installation (R98LSi, R98LSi-ASME)

Horizontal with Concentric Termination

SLOPE INTAKE AND EXHAUST

TOWARD OUTSIDE TERMINATION

MINIMUM 1/4" PER FOOT

Vertical Terminations

The air intake requires a return bend or two 90º elbows to prevent entry of rain.

 

VA Series Indoor LS Manual

33

 

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Contents ANS Z21.10.3 CSA REU-VA3237FFUTable of Contents R98LSi SpecificationsConsumer Safety Information Safety DefinitionsSafety Behavior and Practices Safety Features Features Features Available on Remote ControllersDescription of Operation Operating InstructionsMC-91-1US & MCC-91-1US Remote Controllers ModelsBC-100V-1US Temperature Options Without a Remote Controller Setting the TemperatureSetting the Sound Volume Voice Prompt Temperature RangesSetting the Clock Model Temperature Settings Available ºFUsing the Water Smart / Bath Fill Function Setting the Water VolumeOverview Setting Controller to Mute Filling the TubModels MC-91 and MCC-91 Maintenance Error Codes Error Code TableError Fault Remedy Code Trouble Shooting for Common Issues Accessing Operating InformationWater Quality Rinnai Water Heater Flushing the Heat Exchange Error Code LC orGeneral Instructions Installation InstructionsAttachment of the Water Heater Clearances from ApplianceElectrical Connection Gas PipingGeneral Instructions Pipe Sizing Procedure Example Water Piping Pressure Relief ValveFreeze Protection Rinnai Water Heater Freeze Protection PipingQTY Recommended Piping for Basic InstallationFor this application Recommended Piping for Circulation SystemsYears On Heat Exchanger Years On Parts Optional Piping for Circulation SystemsVenting Instructions Intake / Exhaust GuidelinesCondensate Maximum Vent Length Vent Products Manufacturer Product PartsTermination Flue Terminal Clearances ANS Z21.10.3 CSA Area Where Bterminal is not PermitttedInside Corner Additional Clearances Vent TerminalFlue Installation Concentric Venting R50LSi, R75LSi, R94LSi Air Intake Assembly Flue Installation R98LSi, R98LSi-ASMEExhaust Pipe Assembly Venting Clearances to CombustiblesVertical Terminations Horizontal with Concentric TerminationConnecting Multiple Water Heaters High Altitude InstallationsNumber of Connected Water Heaters Accessories Necessary GuidelinesConfigurations Remote Controller InstallationLocation Cable Lengths and SizeSecuring screw Wiring hole 21/32 Operating Instructions For Your Safety Read Before OperatingTechnical Data Pressure Drop CurveOutlet Flow Data Space Heating R50LSi, R75LSi, R94LSi R98LSi, R98LSi-ASME DimensionsHOT Ladder DiagramLimited Warranty Warranty InformationConsumer Support VA LS Series Period of Coverage from date of purchaseWhat will Rinnai do? Rinnai’s other fine products 103 International Drive

REU-VA3237FFU specifications

The Rinnai REU-VA3237FFU is a high-efficiency gas continuous flow water heater designed to provide instant hot water on demand. It is particularly well-suited for households that require a reliable source of hot water while maximizing energy savings. This unit boasts impressive features that set it apart in the market, catering to both residential and commercial applications.

One of the standout characteristics of the REU-VA3237FFU is its energy-efficient design. With an impressive energy factor of 0.89, this model delivers exceptional performance, maximizing energy use and minimizing waste. The continuous flow technology means that there is virtually no wait time for hot water, making it ideal for busy households with multiple points of use.

The REU-VA3237FFU employs advanced temperature control technology. It features an intelligent digital controller that allows users to easily set their desired water temperature. This ensures consistent delivery of hot water at the desired temperature, enhancing comfort while also promoting safety by reducing the risk of scalding. The model also incorporates a safety lock function that can prevent accidental changes to the temperature setting.

In terms of durability and design, the Rinnai REU-VA3237FFU showcases high-quality build materials that contribute to its longevity. The stainless steel heat exchanger is resistant to corrosion, ensuring a long life expectancy and reliable performance over time. Additionally, the compact design makes it easy to install in tight spaces, whether indoors or outdoors, adapting to various installation environments.

Moreover, the Rinnai REU-VA3237FFU features a low NOx emission system, aligning with environmental standards and regulations. This eco-friendly technology makes it an excellent choice for environmentally conscious consumers looking to reduce their carbon footprint while enjoying the benefits of modern hot water systems.

The Rinnai REU-VA3237FFU is also equipped with a self-diagnostic system, which allows for easier maintenance and troubleshooting. This feature increases the unit's reliability by monitoring its performance and alerting users to any potential issues before they develop into significant problems.

In summary, the Rinnai REU-VA3237FFU is a standout continuous flow water heater that combines energy efficiency, durability, and advanced technology. With its smart temperature control, compact design, and environmentally friendly features, it is an outstanding choice for anyone seeking a dependable and efficient hot water solution.