Rinnai EX17C (RHFE-434FTA), EX22C (RHFE-559FTA) Fault Codes, Code Displayed Fault Remedy

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Fault Codes

If there is a malfunction the appliance may shut down as a safety precaution and display a fault code to assist in diagnosing the problem. The fault code will flash in the display on the control panel. When making a service call, this code will assist with diagnosing the fault.

You may be able to clear the fault code by turning the heater off and then on again. If the fault code remains or returns on the next operation, contact Rinnai or your nearest service agent and arrange for a service call.

CODE DISPLAYED

FAULT

REMEDY

 

 

Check that gas is turned ON.

11 [1]

Ignition Failure

Check that the vent termination is not blocked.

Refer to the Restart Function explanation.

 

 

 

 

Service call if repeated.

 

 

 

14

Overheat

Clean filter.

Service call if repeated. [2]

 

 

16

Room Overheat

Ensure that room temperature is less than 104°F (40°C).

 

 

 

31

Room Temperature Sensor

Service call.

32

Faulty

 

 

 

 

33

Overheat Temperature

Service call.

34

Sensor Faulty

 

 

 

 

49

Sensor Breakdown

Service call.

 

 

 

53

Sparker Failure

Service call.

 

 

 

61

Combustion Fan Failure

Service call.

 

 

 

62

Convection Fan Failure

Service call.

 

 

 

70

Faulty ON/OFF Switch or

Service call.

Faulty “Set back” Switch

 

 

 

 

 

71

Faulty Solenoids

Service call.

 

 

 

72

Faulty Flame Rod

Service call.

 

 

 

73

Communication Error

Service call.

 

 

 

99

Flue Block

Check around the flue terminal for blockage. [3]

 

 

 

[1]Only this code is dim.

[2]If the fusible link needs replacement, it must be done by a qualified service agency. In addition, the cause of the overheat needs to be determined. The fusible link is a one use safety device that breaks to shut off the appliance.

[3]Remove any obstructions. The flue needs to be kept clear to expel exhaust gases. If the appliance fails to operate contact a qualified service agency.

Rinnai Corporation EX17C / EX22C Manual

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Contents EX17C RHFE-434FTA EX22C RHFE-559FTA Table of Contents Safety Definitions Consumer Safety InformationSafety Behaviors and Practices Safety Features SpecificationsAppliance Specifications Flue Manifolds FeaturesNatural Gas Propane Gas Name Kit No Fits wallsGetting to Know your New Heating Appliance Operating InstructionsControl Panel Sensible Temperature ControlChild Lock DisplaySetting and Operating the Timers Setting the ClockSetting the timers Operating the timersEconomy Mode Information Economy Energy Saving ModeOverride Function Set back Adjusting Air Flow DirectionHumidifier and Air Flow Direction Adding Water to the HumidifierCare and Maintenance At Ignition Before Making a Service CallCode Displayed Fault Remedy Fault CodesRestart Function TroubleshootingGeneral Instructions Installation InstructionsClearances to Combustibles Gas ConnectionAttach Back Covers Sides Only 22.9 582 mm 29.9 760 mm 10.1 in 257 mm 172 mm 85 mm DimensionsClearances Flue TerminalFlue Terminal Clearances Description Canadian Installations US Installations‘A’ Flue units only For weatherboard installations Installation PartsDrilling Flue Hole Configuration viewed from behind the applianceFlue Manifold Installation Flue Manifold Installation Incorrect Extension Kit InstallationConnecting the Air Intake Hose Installing the Exhaust LineClearances ClampsDescription FOT-201 FOT-219 FOT-220 FOT-221 FOT-158 FOT-190 Extension Kits and PartsSlip the securing clip over the sleeve as Shown Connecting the ApplianceAltitude Adjust Gas Pressure SettingsNormal Operating Sequence Final AssemblyTurn the manual valve clockwise To the full OFF position Operating InstructionsCut-Away Diagram Type 18 AWG wire or its equivalent Wiring DiagramEX22C Ladder DiagramParts List Parts List Parts List Parts List Parts List Parts List EX17C Parts List Liste de piecesSpacer Bracket Support espaceur Combustion Fan Casing Ensemble de carter de ventilateur Modèle Conversion Kits Optional / Kits de conversion facultatifsLimited Warranty Warranty InformationConsumer Support Gas Direct Vent Wall FurnaceHow do I get service? What is not covered? Important In the State of Massachusetts 248 CMR 4.00 State RegulationsEX17C RHFE-434FTA EX22C RHFE-559FTA Table des matières Définitions de sécurité Sécurité du consommateurDispositifs de sécurité SpécificationsSpécifications de l’appareil Protection de surintensité Un fusible en verre sur leCollecteur de fumée CaractéristiquesGaz naturel Gaz propane Name Kit No Murs d’ajustementsConnaissance du nouveau chauffage Instructions d’utilisationMarche / Arrêt Panneau de commandesVerrouillage pour les enfants Utilisation manuelle du chauffage Mise à l’heureRéglage et utilisation des minuteries Paramétrage des minuteriesFonction de surpassement Économie Mode de conservation d’énergieHumidificateur et direction du flux d’air Programmation de température minimaleAjout deau dans lhumidificateur Réglage de la direction du flux dairSoins et entretien AtÀ l’allumageIgnition Avant d’appeler pour de l’aideAutresOther pointsPoints Code Affiché Défaut Remède Codes de défautsDépannage Fonction de redémarrageInstructions générales Instructions d’installationDégagement par rapport aux combustibles Connexion de gazFixation des couvercles arrière Côtés seulement Dégagements en sortie de cheminée Installation Standard DE Tubulure DE Conduite DE CheminéeDégagements en sortie de cheminée Suite Réf Description Installations Canada Installations USADimensions ‘A’ Flue units only Pièces d’installationPerçage du trou de cheminée Installation du collecteur de fumée Installation du collecteur de fumée Suite Installation du kit d’extension Installation de la conduite d’évacuation Installation du kit d’extension SuiteDégagements Attaches Connexion de la conduite d’évacuationKits et pièces d’extension Installation de kit d’extensionBranchement de l’appareil Ajustage et Reglage de la Presion de Gas LInspection visuelle de Flamme La Séquence normale dOpérationAssemblée finale Lire Avant DE Mettre EN MARCHE, Pour Votre Sécurité Instructions de mise en œuvreRinnai Schéma en coupeCalibre 18 AWG ou équivalent Schéma de câblageDiagramme logique Informations de garantie Service à la clientèleGarantie limitée Appareil de chauffage mural au gaz à ventilation directeLimitation des garanties Garantie limitée SuiteRinnai Corporation EX17C / EX22C Manual Rinnai Corporation EX17C / EX22C Manual Rinnai’s other fine products

EX17C (RHFE-434FTA), EX22C (RHFE-559FTA) specifications

The Rinnai EX17C (RHFE-434FTA) and EX22C (RHFE-559FTA) are innovative wall-mounted gas heaters that provide efficient and cozy heating solutions for indoor spaces. Manufactured with advanced technology, these models are designed to meet diverse heating needs while ensuring user comfort and safety.

One of the standout features of both the EX17C and EX22C is their energy efficiency. With a high energy star rating, these heaters minimize energy consumption, making them ideal for environmentally conscious consumers. The EX17C can deliver an impressive 17 kW of heating power, while the EX22C offers up to 22 kW, accommodating various room sizes and layouts effectively.

Both models utilize Rinnai’s advanced direct vent technology. This system allows fresh air from outside to be used for combustion, ensuring optimal heating performance without depleting indoor oxygen levels. This feature not only enhances comfort but also contributes to improved indoor air quality. Additionally, the closed combustion system ensures that exhaust gases are safely vented outside, providing a safer environment for occupants.

In terms of design, the EX17C and EX22C are sleek and modern, fitting seamlessly into various interior styles. Their wall-mounted configuration saves floor space, making them suitable for smaller rooms or homes where space optimization is a priority. The adjustable heat settings enable users to customize their heating preferences according to the season or personal comfort levels.

User convenience is a core aspect of both models, which come equipped with an intuitive electronic control panel. This feature allows for easy temperature adjustments and scheduling, ensuring that optimal heat levels can be maintained without constant manual intervention. Some models also offer remote control capabilities, enhancing usability for consumers.

Safety is paramount in Rinnai's design philosophy, and the EX17C and EX22C include multiple safety features such as flame failure detection and automatic shut-off. These mechanisms ensure that any irregularities in operation are promptly addressed, providing peace of mind for homeowners.

In conclusion, the Rinnai EX17C and EX22C offer modern, energy-efficient heating solutions with advanced technology, user-friendly features, and a focus on safety. These models are ideal choices for anyone looking to enhance their indoor heating experience while maintaining energy efficiency and comfort.
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