Rinnai RC98I, RC98E, RC80I, RC80E installation manual U290-665X0300

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© 2010 Rinnai America Corporation

RC80, RC98

U290-665X03(00)

Printed in Japan 11.01

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Contents Tankless Water Heater Operation and Installation Manual ANS Z21.10.3 CSATable of Contents Specifications RC80i RC80e RC98i RC98eSafety Definitions Consumer Safety InformationSafety Behavior and Practices Safety Features Features Available on Temperature Controllers FeaturesDescription of Operation Operating InstructionsTemperature Controllers Models MC-91-1US & MCC-91-1USTemperature Controller Settings How to Set the TemperatureModel Temperature Settings Available ºF Temperature Options Without a Temperature Controller Setting the Sound Volume Voice PromptRe-setting the Maximum Temperature MCC-91 Temperature ControllerUsing the Water Smart / Bath Fill Function Setting the Water VolumeBath Fill Temperature Settings Available OverviewSetting Controller to Mute Setting the ClockFilling the Tub Models MC-91 and MCC-91Maintenance Error Codes Code Fault RemedyOver Temperature CodeAccessing Operating Information Trouble Shooting for Common IssuesWater Quality Clean Thermistors Flushing the Heat Exchanger Error Code LC orCirculating Pump Installation Instructions General InstructionsClearances from Appliance Attachment of the Water HeaterError Indication or Air Handler Control Switch Electrical ConnectionGas Piping General InstructionsPipe Sizing Procedure Example Isolation Valves Installation Instructions Pressure Relief Valve Installation InstructionsPressure Relief Valve Maintenance Water PipingPressure Relief Valve Freeze ProtectionFreeze Protection Piping When the water heater or external piping has frozenManual draining of the water heater Recommended Piping for Basic Installation Refer to the Condensate section in the venting instructionsRecommended Piping for Circulation Systems For this applicationAdditional installation requirements Venting InstructionsIntake / Exhaust Guidelines CondensateVent Products Maximum Vent LengthManufacturer Product Parts Description Canadian Installations US Installations Flue Terminal Clearances ANS Z21.10.3, CSAAdditional Clearances Vent Terminal RC80i, RC98i Inside CornerS ID E R N E R Flue Installation RC80i, RC98i Connecting Multiple Water Heaters High Altitude InstallationsNumber of Connected Water Heaters Accessories Necessary GuidelinesCanada only Temperature Controller Installation ConfigurationsLocation Cable Lengths and SizeMounting the Controller Outline of RemoteFor Your Safety Read Before Operating Operating InstructionsPressure Drop Curve Technical DataOutlet Flow Data Temperature Setting ReplacementSpace Heating PumpsDimensions RC80i, RC80eLadder Diagram State Regulations Important In the State of Massachusetts 248 CMR 4.00Warranty Information Limited WarrantyWhat is covered? Consumer SupportWhat will Rinnai do? How do I get service? What is not covered?Limitation on warranties Instructions d’installation Instructions dutilisationInstructions dutilisation Chaud BrûlurePlages de température avec un contrôleur de température Options de température sans contrôleur à distanceModel Plages de température disponible ºF Les températures suggérées sont deEntretien Instructions d’installation Instructions généralesFixation du chauffe-eau Écartements par rapport à lappareilRC80i, RC98i Installations à haute altitude Tuyauterie de gaz Instructions généralesTuyauterie deau Valve de dégagement de pression Instructions d’InstallationValve à Bille / Valve de dégagement de pression Soupape de sûreté Qualité de leauNiveau maximum Tuyauterie recommandée pour installation de base LégendeConsignes pour aspiration/évacuation Instructions de ventilationCondensat Longueur de ventilation maximum 12.5 m 10.7 mProduits de ventilation Manufacturer ProductEspacement pour terminaison de cheminée ANS Z21.10.3, CSA Nest PAS PermiseInstallation de conduit de cheminée RC80i, RC98i Instructions dutilisation VanneMa ualmanuelleValveDiagramme en escalier Phase NeutreSupport à la clientèle Informations sur la garantieQuest-ce qui est couvert ? Combien de temps dure la couverture ?Que fait Rinnai pour exercer la garantie ? Limitation sur les garantiesManual Rinnai Condensing Water Heaters U290-665X0300

RC80E, RC80I, RC98E, RC98I specifications

The Rinnai RC80E, RC98I, RC98E, and RC80I are high-efficiency tankless water heaters that exemplify leading-edge technology and engineering. Designed to meet the demands of modern households, these units provide continuous hot water while offering energy savings and compact sizes.

Starting with the RC80E, this model features a maximum flow rate of 8 gallons per minute, making it suitable for smaller homes or multi-family settings. It incorporates Rinnai's Circ-Logic technology, allowing homeowners to customize their hot water recirculation. This means users can schedule hot water availability, ensuring comfort while minimizing water waste.

The RC98I and RC98E models elevate performance, boasting a maximum flow rate of 9.8 gallons per minute. The "I" in RC98I stands for internal, indicating its built-in temperature control and Wi-Fi connectivity options. This allows for remote monitoring and control via a smartphone app, enhancing user convenience. In contrast, the "E" in RC98E indicates it has an external setting, providing flexibility for homeowners seeking installation options that cater to their specific needs.

All four models feature Rinnai’s condensing technology, which utilizes a dual heat exchanger design for superior efficiency. This not only lowers energy costs but also reduces CO2 emissions, aligning with eco-friendly standards. Additionally, they operate at an impressive Uniform Energy Factor (UEF), which is crucial for energy-conscious homeowners.

Safety is a significant consideration in Rinnai’s design philosophy. The RC80E, RC98I, RC98E, and RC80I come equipped with multiple safety features, including overheating protection and venting safeguards, ensuring peace of mind during operation. Their compact size allows for versatility in installation, fitting into tight spaces and freeing up valuable room in your home.

Moreover, these water heaters are designed for longevity, featuring a durable construction that resists corrosion. Rinnai's commitment to quality is evident in their extensive warranty, proving their confidence in the product’s reliability.

In summary, the Rinnai RC80E, RC98I, RC98E, and RC80I units represent a blend of advanced technology, efficiency, and convenience. With significant flow rates, innovative features like Circ-Logic and Wi-Fi compatibility, as well as robust safety measures, they are an excellent choice for any homeowner looking to enhance their hot water experience while promoting energy efficiency.