Rinnai R94LSI, R98LSI-ASME Recommended Piping for Basic Installation, Rinnai Water Heater

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Recommended Piping for Basic Installation

Rinnai

Water Heater

Rinnai

 

Equipment List

QTY

Rinnai

 

Water Heaters

1

RIK-KIT (Optional)

1

(3/4" Fittings Include:

 

2

Unions, 2 Ball Valves,

2

Drain Valves and

 

1

Pressure Relief Valve.)

3/4" Gas Connection

3/4" Hot Water Supply Line

For Building Fixtures

 

KEY

3/4" Ball Valve

Pressure Regulator

 

3/4" Union

Circulating Pump

Check Valve

Boiler Drain Valve

Pressure Relief Valve

S Solenoid Valve

Gas Supply

3/4" Cold Water Supply Line

This is not an engineered drawing. It is intended only as a guide and not as a replacement for professionally engineered project drawings. This drawing is not intended to describe a complete system. It is up to the contractor/engineer to determine the necessary components and configuration of the particular system being installed. This drawing does not imply compliance with local building code requirements. It is the responsibility of the contractor/engineer to ensure installation is in accordance with all local building codes. Confer with local building officials before installation.

VA Series Indoor LS Manual

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Contents ANS Z21.10.3 CSA REU-VA3237FFUTable of Contents R50LSi R75LSi R94LSi R98LSi SpecificationsSafety Behavior and Practices Safety Features Consumer Safety InformationSafety Definitions Operating Instructions Features Available on Temperature ControllersFeatures Description of OperationMC-91-1US & MCC-91-1US Temperature Controllers ModelsBC-100V-1US Temperature Options Without a Temperature Controller Setting the TemperatureMCC-91 Temperature Controller Temperature RangesSetting the Sound Volume Voice Prompt Model Temperature Settings Available ºFOverview Using the Water Smart / Bath Fill FunctionSetting the Water Volume Models MC-91 and MCC-91 Setting Controller to MuteSetting the Clock Filling the TubMaintenance Code Fault Remedy Error CodesCode Water Quality Trouble Shooting for Common IssuesAccessing Operating Information Circulating Pump Flushing the Heat Exchanger Error Code LC orGeneral Instructions Installation InstructionsAttachment of the Water Heater Clearances from ApplianceGeneral Instructions Electrical ConnectionGas Piping Pipe Sizing Procedure Example Freeze Protection Water PipingPressure Relief Valve Rinnai Water Heater Freeze Protection PipingRinnai Water Heater Recommended Piping for Basic InstallationFor this application Recommended Piping for Circulation SystemsFor this application Optional Piping for Circulation SystemsCondensate Venting InstructionsIntake / Exhaust Guidelines Maximum Vent Length Manufacturer Product Parts Vent ProductsFlue Terminal Clearances ANS Z21.10.3 CSA Vent Terminal Area Where Terminal is not PermitttedAdditional Clearances Vent Terminal Flue Installation Concentric Venting R50LSi, R75LSi, R85LSi Venting Clearances to Combustibles Flue Installation R98LSi, R98LSi-ASMEAir Intake Assembly Exhaust Pipe AssemblyVertical Terminations Horizontal with Concentric TerminationGuidelines High Altitude InstallationsConnecting Multiple Water Heaters Number of Connected Water Heaters Accessories NecessaryCable Lengths and Size Temperature Controller InstallationConfigurations LocationOutline of Remote Mounting the ControllerOperating Instructions For Your Safety Read Before OperatingOutlet Flow Data Technical DataPressure Drop Curve Pumps Temperature SettingReplacement Space HeatingR50LSi, R75LSi, R94LSi R98LSi, R98LSi-ASME DimensionsHOT Ladder DiagramConsumer Support Warranty InformationLimited Warranty What will Rinnai do? Rinnai’s other fine products

R50LSI, R94LSI, R75LSI, R98LSI-ASME, R98LSI specifications

The Rinnai R50LSI, R75LSI, R94LSI, R98LSI, and R98LSI-ASME are high-efficiency tankless water heaters designed for residential and commercial applications. Each model in this line-up boasts unique features and technologies that cater to varying hot water needs while emphasizing energy efficiency and reliability.

The R50LSI is the most compact option in the lineup, providing up to 5.1 gallons per minute (GPM) of hot water at a 35°F rise in temperature. It is an ideal choice for smaller households or apartments where space is a premium. It operates using a direct vent system, ensuring safe exhaust of combustion gases outside the home. The R75SLI, with a maximum output of 7.5 GPM, is suited for needs such as multiple showers running simultaneously, making it perfect for medium-sized homes.

Moving on to the R94LSI and R98LSI, these models provide even greater capacity and efficiency. The R94LSI offers an impressive 9.4 GPM flow rate, while the R98LSI reaches a peak of 9.8 GPM, supporting larger family requirements and ensuring hot water availability for multiple applications concurrently. Both models incorporate Rinnai’s advanced Circ-Logic technology, which allows users to set schedules for recirculating hot water, minimizing wait time and enhancing convenience.

For commercial applications, the R98LSI-ASME is a specialized model that includes the American Society of Mechanical Engineers (ASME) certification. This makes it suitable for larger facilities, such as restaurants, schools, and other institutions that demand a robust and efficient solution for comprehensive hot water needs.

All these models feature a user-friendly digital controller, enabling easy temperature adjustments and real-time monitoring. Moreover, their compact design means they can be installed in various locations, saving valuable space. The Rinnai tankless water heaters utilize a highly efficient condensing technology, resulting in a lower carbon footprint and reduced energy costs.

With a robust warranty program and the reliability that Rinnai is known for, the R50LSI, R75LSI, R94LSI, R98LSI, and R98LSI-ASME embody the pinnacle of water heating technology. These models not only provide the convenience of on-demand hot water but also contribute to energy conservation, making them an excellent choice for environmentally conscious consumers.