Rinnai RC80I, RC98I, RC98E, RC80E installation manual Table of Contents

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California Proposition 65 lists chemical substances known to the state to cause cancer, birth defects, death, serious illness or other reproductive harm. This product may contain such substances, be their origin from fuel combustion (gas, oil) or components of the product itself.

Table of Contents

Specifications

3

Consumer Safety Information

 

Safety Definitions

4

Safety Behaviors and Practices

4

Safety Features

4

Description of Operation

5

Operating Instructions

 

Features Available on Temperature

 

Controllers

5

Temperature Controller

6

How to Set the Temperature

7

Temperature Controller Settings

7, 8

Temperature Options Without

 

a Temperature Controller

8

Setting the Sound Volume

8

Using the Water Smart / Bath Fill Function

Overview

9

Setting the Water Volume

9

Filling the Tub

10

Setting Controller to Mute

10

Setting the Clock

10

Maintenance

 

Cleaning

11

Vent System

11

Air Intake

11

Motors

11

Temperature Controller

11

Lime / Scale Buildup

11

Snow Accumulation

11

Visual Inspection of Flame

11

Error Codes

 

Error Code Table

12,13

Trouble Shooting for Common Issues

14

Accessing Operating Information

14

Water Quality

14

Flushing the Heat Exchanger

15

(Error Code: LC or 00)

 

Installation Instructions

16

General Instructions

16

Clearances from Appliance

17

Attachment of the Water Heater

17

Electrical Connection

18

Error Indication or Air Handler Control Switch18

Gas Piping

 

General Instructions

18

Pipe Sizing Procedure - Example

19

Water Piping

 

Isolation Valves and

 

Pressure Relief Valves

20

General Instructions

21

Pressure Relief Valve

21

Freeze Protection

21

Freeze Protection Piping

22

Recommended Piping for Basic Installation .. 23

Recommended Piping for

 

Circulation Systems

24

Venting Instructions

 

Intake / Exhaust Guidelines

25

Condensate

25

Maximum Vent Length

26

Vent Products

26

Flue Terminal Clearances

 

(ANS Z21.10.3, CSA 4.3)

27

Additional Clearances - Vent Terminal

 

(RC80i, RC98i)

28

Additional Clearances

 

(RC80e, RC98e)

29

Flue Installation (RC80i, RC98i)

30

Connecting Multiple Water Heaters

31

High Altitude Installation

31

Temperature Controller Installation

 

Location

33

Configurations

33

Cable Lengths and Size

33

Mounting the Controller

34

Operating Instructions

35

Technical Data

 

Pressure Drop Curve

36

Outlet Flow Data

36

Space Heating

37

Dimensions

38

Ladder Diagram

39

State Regulations

40

Consumer Support

 

Warranty Information

41

Limited Warranty

41, 42

French Version

43-62

2

Manual - Rinnai Condensing Water Heaters

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Contents Tankless Water Heater Operation and Installation Manual ANS Z21.10.3 CSATable of Contents Specifications RC80i RC80e RC98i RC98eSafety Behavior and Practices Safety Features Consumer Safety InformationSafety Definitions Description of Operation Features Available on Temperature ControllersFeatures Operating InstructionsTemperature Controllers Models MC-91-1US & MCC-91-1USModel Temperature Settings Available ºF How to Set the TemperatureTemperature Controller Settings Re-setting the Maximum Temperature Temperature Options Without a Temperature ControllerSetting the Sound Volume Voice Prompt MCC-91 Temperature ControllerBath Fill Temperature Settings Available Using the Water Smart / Bath Fill FunctionSetting the Water Volume OverviewFilling the Tub Setting Controller to MuteSetting the Clock Models MC-91 and MCC-91Maintenance Error Codes Code Fault RemedyOver Temperature CodeWater Quality Trouble Shooting for Common IssuesAccessing Operating Information Circulating Pump Flushing the Heat Exchanger Error Code LC orClean Thermistors Installation Instructions General InstructionsClearances from Appliance Attachment of the Water HeaterGas Piping Error Indication or Air Handler Control SwitchElectrical Connection General InstructionsPipe Sizing Procedure Example Pressure Relief Valve Maintenance Isolation Valves Installation InstructionsPressure Relief Valve Installation Instructions Water PipingPressure Relief Valve Freeze ProtectionManual draining of the water heater When the water heater or external piping has frozenFreeze Protection Piping Recommended Piping for Basic Installation Refer to the Condensate section in the venting instructionsRecommended Piping for Circulation Systems For this applicationIntake / Exhaust Guidelines Additional installation requirementsVenting Instructions CondensateManufacturer Product Parts Maximum Vent LengthVent Products 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 Number of Connected Water Heaters Accessories Necessary Connecting Multiple Water HeatersHigh Altitude Installations GuidelinesCanada only Location Temperature Controller InstallationConfigurations Cable Lengths and SizeMounting the Controller Outline of RemoteFor Your Safety Read Before Operating Operating InstructionsOutlet Flow Data Technical DataPressure Drop Curve Space Heating Temperature SettingReplacement PumpsDimensions RC80i, RC80eLadder Diagram State Regulations Important In the State of Massachusetts 248 CMR 4.00What is covered? Warranty InformationLimited Warranty Consumer SupportLimitation on warranties How do I get service? What is not covered?What will Rinnai do? Instructions d’installation Instructions dutilisationInstructions dutilisation Chaud BrûlureModel Plages de température disponible ºF Plages de température avec un contrôleur de températureOptions de température sans contrôleur à distance Les températures suggérées sont deEntretien Instructions d’installation Instructions généralesRC80i, RC98i Écartements par rapport à lappareilFixation du chauffe-eau Installations à haute altitude Tuyauterie de gaz Instructions généralesValve à Bille / Valve de dégagement de pression Valve de dégagement de pression Instructions d’InstallationTuyauterie deau Niveau maximum Qualité de leauSoupape de sûreté Tuyauterie recommandée pour installation de base LégendeCondensat Instructions de ventilationConsignes pour aspiration/évacuation 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 NeutreQuest-ce qui est couvert ? Support à la clientèleInformations sur la garantie 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.