Rinnai R98LSI-ASME, R75LSI, R94LSI Setting Controller to Mute, Setting the Clock, Filling the Tub

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Using the Water Smart / Bath Fill Function

Filling the Tub

ON! COLD

HOT

ON! COLD

HOT

1.Press the “Water Smart / Bath Fill” button once. The button will illuminate, a tone will sound, and the word “Bath” will appear next to the temperature setting.

2.The voice prompt will announce “The hot water system is ready. Open the hot water tap.” Open the hot water tap. The “In Use” indicator will illuminate on all controllers. The hot water will begin to flow.

3.When the preset volume of water has been produced then

•the water flow will cease

•the “Water Smart / Bath Fill” button will flash

•a tone will sound

•the voice prompt will announce, “Bath fill is complete. Turn off the bath hot water tap and push the Bath Fill button.”

4.Turn off the bath hot water tap and push the Bath Fill button. The water heater will not allow hot water to flow from any source until the “Water Smart / Bath Fill” button is pushed.

The button light will go out and the word “Bath” will disappear from the display.

Setting Controller to Mute

Models MC-91 and MCC-91

To eliminate the beeps when keys are pressed or to turn the beeps back on, press and hold both the ▲and ▼ buttons until a beep is heard (approximately 5 seconds).

Setting the Clock

MC-100VPress the “Function” button twice within 10 seconds to set the clock. Press the ▲ or

▼button to reach the desired time. The clock on the BC-100V automatically shows the time which has been set on the MC-100V.

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.
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