Rinnai EX17C (RHFE-434FTA), EX22C (RHFE-559FTA) Normal Operating Sequence, Final Assembly

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Adjust Gas Pressure Settings

6.Press the test switch twice to record the gas type code into memory. .

7.Press the ON/OFF button to operate the appliance.

8.Press the test switch twice. The LED will display “PL” indicating low fire mode.

9.Compare the pressure reading on the manometer to the desired manifold test pressure (low) for your gas type and altitude. If necessary adjust the low fire pressure using the ▲ and ▼ buttons.

10.Press the test switch. The LED will display “PH” indicating high fire mode.

11.Compare the pressure reading on the manometer to the desired manifold test pressure (high) for your gas type and altitude. If necessary adjust the high fire pressure using the ▲ and ▼ buttons.

12.Press the ON/OFF button again. The LED display turns blank and the appliance returns to the normal OFF mode.

13.Remove manometer and install Allen head screws. Operate the unit and

•check the normal operating sequence

•visually inspect the flame

•check for gas leaks at the test points

Normal Operating Sequence

When you press the ON/OFF button, the LED display will illuminate, the combustion fan will begin to run, and the spark will ignite the main burner.

This heater has an automatic ignition system. When the main burner has lit, the combustion lamp will glow red, and the spark will stop.

Visual Inspection of Flame

Check that the burner flames are operating normally. The flame can be seen through the circular window.

When operating normally the burner flame should appear as long, clear, blue, stable, streaks. Yellow flames or an orange color is abnormal and maintenance is required.

NORMAL

Flame Rod

Long, clear, blue, stable flames

ABNORMAL

Flame Rod

Yellow flames or orange color

Final Assembly

1.Install the front panel and bottom cover.

2.If doing a gas type conversion, place the new conversion plate (label) on the front cover.

Rinnai Corporation EX17C / EX22C Manual

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Contents EX17C RHFE-434FTA EX22C RHFE-559FTA Table of Contents Safety Behaviors and Practices Consumer Safety InformationSafety Definitions Appliance Specifications SpecificationsSafety Features 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 timersOverride Function Economy Energy Saving ModeEconomy Mode Information 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 InstructionsAttach Back Covers Sides Only Gas ConnectionClearances to Combustibles 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’utilisationVerrouillage pour les enfants Panneau de commandesMarche / Arrêt 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 AutresOther pointsPoints Avant d’appeler pour de l’aideAtÀ l’allumageIgnition Code Affiché Défaut Remède Codes de défautsDépannage Fonction de redémarrageInstructions générales Instructions d’installationFixation des couvercles arrière Côtés seulement Connexion de gazDégagement par rapport aux combustibles 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 Assemblée finale La Séquence normale dOpérationLInspection visuelle de Flamme 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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