Page 2 - Table of Contents
2 Manual - Rinnai Condensing Water Heaters Specifications ...................................................... 3 Consumer Safety Information Safety Definitions ............................................. 4 Safety Behaviors and Practices ....................... 4 Safety Features ....................
Page 3 - Manual - Rinnai Condensing Water Heaters; Specifications
Manual - Rinnai Condensing Water Heaters 3 Specifications Rinnai is continually updating and improving products. Therefore, specifications are subject to change without prior notice. The maximum inlet gas pressure must not exceed the value specified by the manufacturer. The minimum value listed is f...
Page 4 - WARNING; Safety Behavior and Practices; DANGER; Consumer Safety Information; Safety Features
4 Manual - Rinnai Condensing Water Heaters WARNING Safety Behavior and Practices • Keep the area around the appliance clear and free from combustible materials, gasoline, and other flammable vapors and liquids. • Do not use this appliance if any part has been under water. Immediately call a qualifie...
Page 5 - Description of Operation; Features Available on Temperature Controllers; Operating Instructions; Features; Description
Manual - Rinnai Condensing Water Heaters 5 The Rinnai water heater is one of the most advanced water heaters available. It provides a continuous supply of hot water at a preset temperature. This appliance is a condensing tankless, direct vent appliance where air is brought in from the outside and co...
Page 6 - Temperature Controllers - Models
6 Manual - Rinnai Condensing Water Heaters Temperature Controllers - Models MC-91-1US & MCC-91-1US MC-502RC-1US-S * (Wireless) * Requires the transceiver, MC-502RC- Refer to the MC-502RC-1US-S manual and the Wireless Controller Installation Instructions for complete details on features, operatio...
Page 7 - NOTICE
Manual - Rinnai Condensing Water Heaters 7 MC-100V-1US BC-100V-1US The BC-100V controller is water resistant. Avoid splashing the controller. NOTICE Temperature Controllers - Models Dimensions (inches): 5.0 W x 4.75 H x 0.75 D Dimensions (inches): 8.0 W x 4.125 H x 0.875 D Temperature Display ON/OFF...
Page 8 - How to Set the Temperature; Temperature Controller Settings
8 Manual - Rinnai Condensing Water Heaters How to Set the Temperature 1. If the water heater is off, press the ON/OFF button to turn on. While any hot water is being provided, the temperature setting can only be adjusted between 98º F (37º C) and 110º F (43º C). NOTICE DANGER Hot water can be danger...
Page 9 - Suggested temperatures are; Temperature Options Without a Temperature Controller; Setting the Sound Volume; Medium Volume; MCC-91 Temperature Controller
Manual - Rinnai Condensing Water Heaters 9 Suggested temperatures are • Kitchen 120 ºF (49º C) • Shower 98º - 110º F (37º - 43º C) • Bath Fill 102º - 110º F (39º - 43º C) These temperatures are suggestions only. A temperature lower than 98º F (37º C) can be obtained at the tap by mixing with cold wa...
Page 10 - Using the Water Smart / Bath Fill Function; Bath Fill Temperature Settings Available
10 Manual - Rinnai Condensing Water Heaters Setting the Water Volume 1. Press the “Priority” button. 2. Press the “Water Smart Bath Fill” button to set the water volume and temperature. 3. Press the “Priority” button on the temperature controller. The green Priority light will glow indicating that t...
Page 11 - Filling the Tub; When
Manual - Rinnai Condensing Water Heaters 11 Setting Controller to Mute 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). Models MC-91 and MCC-91 Filling the Tub 1. Press the “Water Smart...
Page 12 - Flushing the Heat Exchanger; Maintenance
12 Manual - Rinnai Condensing Water Heaters WARNING Turn off the electrical power supply, the manual gas valve and the manual water control valve whenever servicing the unit. Repairs and maintenance should be performed by a qualified service technician. The appliance should be inspected annually by ...
Page 13 - Error Codes; Code
Manual - Rinnai Condensing Water Heaters 13 Error Codes The Rinnai water heater has the ability to check its own operation continuously. If a fault occurs, an error code will flash on the Display of the temperature controller. This assists with diagnosing the fault and may enable you to overcome a p...
Page 15 - Trouble Shooting for Common Issues; I don’t have any hot water when I open the tap.; Water Quality
Manual - Rinnai Condensing Water Heaters 15 Trouble Shooting for Common Issues I don’t have any hot water when I open the tap. Make sure there is gas, water, and electricity to the Rinnai water heater (power is turned on and the gas is turned on). When I was using the hot water, the water got cold. ...
Page 16 - Water Heater; KEY; Circulating Pump
16 Manual - Rinnai Condensing Water Heaters Flushing the Heat Exchanger (Error Code: LC or 00) An “LC” or “00” error code indicates the unit is beginning to lime up and must be flushed. Failure to flush the appliance will cause damage to the heat exchanger. Damage caused by lime build-up is not cove...
Page 17 - General Instructions; Follow the installation instructions and those in; Use only parts certified with the appliance.; Installation Instructions; FOR INDOOR APPLICATIONS ONLY
Manual - Rinnai Condensing Water Heaters 17 Only properly trained and qualified installers should install this appliance. The warranty may be voided due to improper installation or installation by a non-qualified installer. Rinnai highly recommends all installers attend a product knowledge class. Fo...
Page 18 - bustibles
18 Manual - Rinnai Condensing Water Heaters Clearances from Appliance 1. Identify the installation location and confirm that the installation will meet all required clearances. 2. Securely attach the water heater to the wall using any of the holes in the wall installation brackets which are at the t...
Page 19 - Gas Piping; Electrical; National Electrical Code
Manual - Rinnai Condensing Water Heaters 19 Gas Piping General Instructions • A manual gas control valve must be placed in the gas supply line to the Rinnai water heater. A union can be used on the connection above the shut off valve for the future servicing or disconnection of the unit. • Check the...
Page 20 - Pipe Sizing Procedure - Example; National Fuel Gas Code, NFPA 54; Length; Pipe Sizing Table - Natural Gas
20 Manual - Rinnai Condensing Water Heaters Pipe Sizing Procedure - Example 1. Determine the cubic feet per hour of gas required by dividing the gas input (on the rating plate) by the heating value of the gas (available from the local gas company). The gas input needs to include all gas products at ...
Page 21 - Freeze Protection; Water; American National Standard; Pressure Relief Valve
Manual - Rinnai Condensing Water Heaters 21 The freeze protection features include electrical heating elements. Freeze protection may be disabled if electricity is not supplied, or if there is an error preventing the water heater from functioning. Loss of freeze protection may result in water damage...
Page 22 - Manual draining of the water heater; When the water heater or external piping has frozen
22 Manual - Rinnai Condensing Water Heaters If the water heater is not going to be used during a period of possible freezing weather, it is recommended that the water inside the water heater be drained. To manually drain the water: 1. Shut off cold water supply and gas supply. 2. Turn off the temper...
Page 23 - Recommended Piping for Basic Installation
Manual - Rinnai Condensing Water Heaters 23 Recommended Piping for Basic Installation Gas Supply 3/4" Cold Water Supply Line 3/4" Hot Water Supply Line RinnaiEquipment List RinnaiWater Heaters RIK-KIT (Optional)(3/4" Fittings Include:2 Unions, 2 Ball Valves,2 Drain Valves and1 Pressure R...
Page 24 - Recommended Piping for Circulation Systems
24 Manual - Rinnai Condensing Water Heaters Recommended Piping for Circulation Systems Pressure Relief Valve 3/4" Ball Valve 3/4" Union Check Valve S Pressure Regulator Circulating Pump Solenoid Valve Boiler Drain Valve KEY Minimum 3/4" Cold Water Supply Line Electric Water Heater Buildi...
Page 25 - Optional Piping for Circulation Systems; years on heat exchanger
Manual - Rinnai Condensing Water Heaters 25 Optional Piping for Circulation Systems Pressure Relief Valve 3/4" Ball Valve 3/4" Union Check Valve S Pressure Regulator Circulating Pump Solenoid Valve Boiler Drain Valve KEY Minimum 3/4" Hot Water Supply Line Building Fixture Outlets (Option...
Page 26 - Venting; Vent diameter must not be reduced.; Intake / Exhaust Guidelines; Condensate
26 Manual - Rinnai Condensing Water Heaters Venting Instructions • This water heater is a direct vent water heater and therefore is certified and listed with the vent system. You must use vent components that are certified and listed with the water heater model. • Do not combine vent components from...
Page 27 - Maximum Vent Length; Vent Products; Listed and Tested Vent Products for; Manufacturer Product
Manual - Rinnai Condensing Water Heaters 27 Example: If you have one elbow then your maximum vent length is 35 feet (10.7 m). If your actual length is greater than 15 ft (4.6 m) then move dip switch no. 1 (SW1) to OFF. Maximum Vent Length 1. Determine the number of 90 degree elbows in the vent syste...
Page 28 - Flue Terminal Clearances (
28 Manual - Rinnai Condensing Water Heaters Flue Terminal Clearances ( ANS Z21.10.3 ● CSA 4.3) INSIDECORNER DETAIL FIXEDCLOSED OPERABLE FIXEDCLOSED OPERABLE B B B A J B M C F B B E D L G A H K I 1 A vent shall not terminate directly above a sidewalk or paved driveway that is located between two sing...
Page 29 - INSIDE
Manual - Rinnai Condensing Water Heaters 29 24" V Additional Clearances - Vent Terminal (RC80HPi, RC98HPi) Local codes supersede these clearances. • Avoid termination locations near a dryer vent. • Avoid termination locations near commercial cooking exhaust. • For air intake position, follow the...
Page 30 - IN S ID E; Additional; Local codes supersede these clearances.
30 Manual - Rinnai Condensing Water Heaters 2 " 3 6 " 1 2 " IN S ID E C O R N E R Additional Clearances (RC80HPe, RC98HPe) Local codes supersede these clearances. • Avoid termination locations near a dryer vent. • Avoid termination locations near commercial cooking exhaust. (0.30 m) to a...
Page 31 - Flue; Securing; Horizontal Termination; Dispose of condensate per local codes.
Manual - Rinnai Condensing Water Heaters 31 Flue Installation (RC80HPi, RC98HPi) Secure the first vent component to the water heater with one self-tapping screw at the hole located above the condensate collector. Securing Horizontal Termination Vertical Termination Slope the venting toward the appli...
Page 32 - Number of Connected Water Heaters:; or; Guidelines
32 Manual - Rinnai Condensing Water Heaters High Altitude Installations 0-2000 ft (0-610 m) 2001-5200 ft (610-1585 m) 5201-7700 ft (1585-2347 m) 7701-10200 ft (2347-3109 m) Switch No. 2 OFF OFF ON ON Switch No. 3 OFF ON OFF ON Set dip switches 2 and 3 to the values shown in table below for your alti...
Page 33 - Temperature Controller Installation; Configurations
Manual - Rinnai Condensing Water Heaters 33 Temperature Controller Installation • The controller should be out of reach of small children. • Avoid locations where the controller may become hot (near the oven or radiant heater). • Avoid locations in direct sunlight. The digital display may be difficu...
Page 34 - Outline of Remote; Mounting the Controller
34 Manual - Rinnai Condensing Water Heaters Temperature Controller Installation 1. Determine a suitable location for the controller. 2. Make three holes in the wall as shown. 3. Run the cable between the controller and the Rinnai water heater or the controller and the other controller. 4. Remove the...
Page 35 - CLOSE
Manual - Rinnai Condensing Water Heaters 35 Operating Instructions FOR YOUR SAFETY READ BEFORE OPERATING A. This appliance does not have a pilot. It is equipped with an ignition device which automatically lights the burner. Do not try to light the burner by hand. B. BEFORE OPERATING smell all around...
Page 36 - Technical Data; Pressure Lo
36 Manual - Rinnai Condensing Water Heaters Technical Data Pressure Drop Curve Outlet Flow Data RC98HP Water Flow (gpm) delta T - Temperature Rise (ºF) Pressure Lo ss (ft head) Water Flow (gpm) Pressure Lo ss (psi) ) RC98HP The chart below only applies to incoming water temperatures of 70°F (21°C) o...
Page 37 - Space; Temperature Setting
Manual - Rinnai Condensing Water Heaters 37 Space Heating If the water heater is to be used for both water (potable) heating and space heating then the following apply. • The piping and components connected to the water heater shall be suitable for use with potable water. • Toxic chemicals, such as ...
Page 38 - Dimensions; DI
38 Manual - Rinnai Condensing Water Heaters Dimensions DI M DESCRIPTION RC80HPi in (mm) A Width 18.5 (470) B Depth 10.5 (266.9) * C Height - Unit 26.4 (670) D Height - with brackets 28.5 (723.2) E Hot Water Outlet - from wall 4.3 (110) * F Hot Water Outlet - from center 3.9 (100) G Cold Water Inlet ...
Page 39 - Ladder
Manual - Rinnai Condensing Water Heaters 39 Ladder Diagram WATER LEVEL DETECTING CIRCUIT WATER LEVEL ELECTRODE TWIN THERMISTOR
Page 40 - Limited; Please complete the information below to keep for your records:; Consumer Support
40 Manual - Rinnai Condensing Water Heaters What is covered? This Warranty covers any defects in materials or workmanship when the product is installed and operated according to Rinnai written installation instructions, subject to the terms within this Limited Warranty document. This Warranty applie...
Page 41 - Limited Warranty Continued
Manual - Rinnai Condensing Water Heaters 41 What will Rinnai do? Rinnai will repair or replace the covered product or any part or component that is defective in materials or workmanship as set forth. Rinnai will pay reasonable labor charges associated with the repair or replacement of any such part ...
Page 42 - Manuel – Rinnai Condensing Water Heaters; Chauffe-eau d’intérieur sans
42 Manuel – Rinnai Condensing Water Heaters — Ne pas entreposer ni utiliser d'essence ou ni d'autres vapeurs ou liquides inflammables à proximité de cet appareil ou de tout autre appareil. — QUE FAIRE SI VOUS SENTEZ UNE ODEUR DE GAZ • Ne pas tenter d'allumer d'appareil. • Ne touchez à aucun interrup...
Page 43 - Comportements et pratiques de sécurité; AVERTISSEMENT; AVIS; Chaud
Manuel – Rinnai Condensing Water Heaters 43 Comportements et pratiques de sécurité Réglage de température Instructions d'utilisation AVERTISSEMENT • Gardez la zone autour de l’appareil dégagée et exempte de matériaux combustibles, essence et autres vapeurs et liquides inflammables. • N’utilisez pas ...
Page 44 - Plages de température; Options de température sans contrôleur à distance; Température Maximum; Temp in Celsius oC
44 Manuel – Rinnai Condensing Water Heaters Plages de température avec un contrôleur de température Ce chauffe-eau va tenter de fournir de l'eau chaude à température stable malgré les variations de débit ou quand plus d'un robinet est ouvert. La chauffe-eau ne peut délivrer de l'eau qu'à une seule t...
Page 45 - Entretien; CORRECT
Manuel – Rinnai Condensing Water Heaters 45 AVERTISSEMENT Coupez l'alimentation électrique, et fermez l'arrivée de gaz et d'eau à leur vanne de coupure manuelle avant toute intervention sur l'unité. Les réparations ne doivent être effectuées que par un technicien de service qualifié. Cet appareil do...
Page 46 - Instructions générales
46 Manuel – Rinnai Condensing Water Heaters Seuls des installateurs qualifiés avec une formation adéquate peuvent installer cet appareil. La garantie peut être annulée suite à une installation incorrecte ou réalisée par un installateur non qualifié. Rinnai recommande fortement que les installateurs ...
Page 47 - Écartements par rapport à l'appareil; Fixation du chauffe-eau; tibles
Manuel – Rinnai Condensing Water Heaters 47 to side to front to top to floor/ground Écartements par rapport à l'appareil 1. Identifiez l'emplacement d'installation et confirmez que là les espacements requis seront respectés. 2. Fixez bien le chauffe-eau au mur en utilisant n'importe lesquels des tro...
Page 49 - Tuyauterie; Qualité
Manuel – Rinnai Condensing Water Heaters 49 Tuyauterie d'eau • Une vanne manuelle de coupure d'eau doit intercalée sur la conduite en amont sur l'arrivée d'eau au chauffe-eau Rinnai. Des raccords union peuvent s'utiliser sur les conduites d'eau froide et d'eau chaude pour faciliter les interventions...
Page 50 - Tuyauterie recommandée pour installation de base; Légende; Canalisation condensat
50 Manuel – Rinnai Condensing Water Heaters Gas Supply 3/4" Cold Water Supply Line 3/4" Hot Water Supply Line RinnaiEquipment List RinnaiWater Heaters RIK-KIT (Optional)(3/4" Fittings Include:2 Unions, 2 Ball Valves,2 Drain Valves and1 Pressure Relief Valve.) QTY 1 1 3/4" Gas Connect...
Page 51 - Condensat; Instructions de ventilation; Consignes pour aspiration/évacuation
Manuel – Rinnai Condensing Water Heaters 51 • Employez seulement le passage qui est approuvé et identifié comme acceptable pour les appareils de condensation. • N'employez pas l'aluminium, le PVC, le CPVC, l'ABS ou le matériel galvanisé pour exhaler cet appareil. • Inclinent n'importe quelle mise à ...
Page 52 - Longueur maximum de ventilation
52 Manuel – Rinnai Condensing Water Heaters Nombre de coudes à 90° 0 1 2 3 4 5 6 41 ft 1 (12.5 m) 35 ft 2 (10.7 m) 29 ft 3 (8.8 m) 23 ft 4 (7.0 m) 17 ft 4 (5.2 m) 11 ft 4 (3.4 m) 5 ft 4 (1.5 m) Notes 1234 Switch No. F O F 8 5 7 6 4 3 ON 1 2 Exemple : Si vous n'avez qu'un coude votre longueur de vent...
Page 53 - Produits de ventilation; Produits de ventilation listés et testés pour; Pièces; Rolux Condensing Vent
Manuel – Rinnai Condensing Water Heaters 53 Contacts avec les constructeurs de ventilation pour des informations d'installation et de liste de pièces : Produits de ventilation Produits de ventilation listés et testés pour RC80HPi ................. REU-KA2530FFUD RC98HPi ................. REU-KA3237F...
Page 55 - Installation; Vis de fixation
Manuel – Rinnai Condensing Water Heaters 55 Fixez la pièce de ventilation connectée sur le chauffe-eau avec une vis autotaraudeuse dans le trou situé au dessus du collecteur de condensat. Installation de conduit de cheminée (RC80HPi, RC98HPi) Horizontal Termination Vertical Termination Vis de fixati...
Page 56 - À LIRE AVANT LA MISE EN SERVICE POUR VOTRE SÉCURITÉ; COMMENT COUPER L’ADMISSION DE GAZ DE L’APPAREIL; MARCHE; Vanne manuelle
56 Manuel – Rinnai Condensing Water Heaters Instructions d'utilisation À LIRE AVANT LA MISE EN SERVICE POUR VOTRE SÉCURITÉ A. Cet appareil ne comporte pas de veilleuse. Il est muni d’un dispositif d’allumage qui allume automatiquement le brûleur. Ne tentez pas d’allumer le brûleur manuellement. B. A...
Page 57 - Diagramme
Manuel – Rinnai Condensing Water Heaters 57 Diagramme en escalier PHASE NEUTRE CONTACT DE DÉTECTION DE GEL FUSIBLE 7 A ANTI-FOUDRE ANTI-FOUDRE TERRE RELAIS 1 ALLUMAGE 12 V CC 170 V CC 40 V CC 12,6 V 5 V CC DÉTECTEUR D'ÉCOULEMENT ÉLECTRO-VANNE À MODULATION CIRCUIT D'ALIMENTA- TION D'ÉLECTRO- VANNE À ...
Page 58 - Support à la clientèle; Combien de temps dure la couverture ?; Garantie limitée; Élément
58 Manuel – Rinnai Condensing Water Heaters Support à la clientèle Qu'est-ce qui est couvert ? Cette garantie couvre tous défauts dus aux matériaux et à la main d'œuvre quand le produit a été installé et utilisé en suivant les instructions écrites d'installation de Rinnai, dans les termes décrits da...
Page 60 - Rinnai’s other fine products
Rinnai’s other fine products Rinnai America Corporation 103 International Drive Peachtree City, GA 30269 TOLL FREE: 1-800-621-9419 FAX: 678-829-1666 www.rinnai.us © 2009 Rinnai America Corporation Direct Vent Furnaces • High Efficiency • Cool-to-the-touch Cabinet • Blower Included • Vent Terminal A ...
