Rinnai Comprehensive Guide to Error Codes and Troubleshooting Techniques

Page 12

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 problem without a service call. Please identify the code displayed when inquiring about service.

Code

Fault

Remedy

02

No burner operation during

Service Call

 

freeze protection mode

 

03

Power interruption during

Turn off all hot water taps. Press ON/OFF twice.

 

Bath Fill (Water will not flow

 

 

when power returns).

 

10

Air Supply or Exhaust

Ensure Rinnai approved venting materials are being used.

 

Blockage

Check that nothing is blocking the flue inlet or exhaust.

 

 

Check all vent components for proper connections.

 

 

Ensure vent length is within limits.

 

 

Ensure condensation collar was installed correctly.

 

 

Verify dip switches are set properly.

 

 

Check fan for blockage.

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No Ignition

Check that the gas is turned on at the water heater, gas meter, or cylinder.

 

 

Ensure gas type and pressure is correct.

 

 

Ensure gas line, meter, and/or regulator is sized properly.

 

 

Bleed all air from gas lines.

 

 

Verify dip switches are set properly.

 

 

Ensure appliance is properly grounded.

 

 

Disconnect EZConnect™ or MSA controls to isolate the problem.

 

 

Ensure igniter is operational.

 

 

Check igniter wiring harness for damage.

 

 

Check gas solenoid valves for open or short circuits.

 

 

Remove burner cover and ensure all burners are properly seated.

 

 

Remove burner plate and inspect burner surface for condensation or debris.

12

Flame Failure

Check that the gas is turned on at the water heater and gas meter. Check for

 

 

obstructions in the flue outlet.

 

 

Ensure gas line, meter, and/or regulator is sized properly.

 

 

Ensure gas type and pressure is correct.

 

 

Bleed all air from gas lines.

 

 

Ensure proper Rinnai venting material was installed.

 

 

Ensure condensation collar was installed properly.

 

 

Ensure vent length is within limits.

 

 

Verify dip switches are set properly.

 

 

Ensure appliance is properly grounded.

 

 

Disconnect keypad.

 

 

Disconnect EZConnect™ or MSA controls to isolate the problem.

 

 

Check power supply for loose connections.

 

 

Check power supply for proper voltage and voltage drops.

 

 

Ensure flame rod wire is connected.

 

 

Check flame rod for carbon build-up.

 

 

Disconnect and reconnect all wiring harnesses on unit and PC board.

 

 

Check for DC shorts at components.

 

 

Check gas solenoid valves for open or short circuits.

 

 

Remove burner plate and inspect burner surface for condensation or debris.

 

 

Check the ground wire for the PC board.

12

VB Series Indoor LS Manual

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Contents REU-VB2528FFUD-US Table of Contents Specifications RL75i RL94i R98LSiConsumer Safety Information Safety DefinitionsSafety Behaviors and Practices Safety Features Description of OperationTemperature Controller MC-91-1US & MCC-91-1USFeatures Available on Temperature Controllers FeaturesOperating Instructions MC-91 MCC-91 MC-100 BC-100 MC-502 DescriptionHow to Set the Temperature Temperature Controller SettingsModel Temperature Settings Available ºF Temperature Options Without a Temperature Controller Setting the Sound Volume Voice PromptRe-setting the Maximum Temperature RL75 and RL94 only MCC-91 Temperature ControllerUsing the Water Smart / Bath Fill Function Setting the Water VolumeOverview Setting Controller to Mute Setting the ClockFilling the Tub Models MC-91 and MCC-91Maintenance Error Codes Code Fault RemedyCode Trouble Shooting for Common Issues Accessing Operating InformationWater Quality Flushing the Heat Exchanger Error Code LC or Circulating PumpInstallation Instructions General InstructionsClearances from Appliance Attachment of the Water HeaterElectrical Connection Gas PipingGeneral Instructions Pipe Sizing Procedure Example Isolation Valves Installation Instructions Pressure Relief Valve Installation InstructionsPressure Relief Valve Maintenance Water PipingPiping Requirements Pressure Relief Valve RequirementsFreeze Protection When the water heater or external piping has frozen Freeze ProtectionManual draining of the water heater Freeze Protection Piping KEYRecommended Piping for Basic Installation Rinnai Water HeaterRecommended Piping for Circulation Systems For this applicationVenting Instructions Intake / Exhaust GuidelinesCondensate Maximum Vent Length Vent Products Manufacturer Product PartsDescription Canadian Installations US Installations Flue Terminal Clearances ANS Z21.10.3, CSAAdditional Clearances Vent Terminal Inside CornerFlue Installation Concentric Venting RL75i, RL94i Flue Installation R98LSi, R98LSi-ASME Air Intake AssemblyExhaust Pipe Assembly Venting Clearances to CombustiblesHorizontal with Concentric Termination Vertical TerminationsConnecting Multiple Water Heaters High Altitude InstallationsNumber Connected Accessories Necessary Water Heaters GuidelinesCanada only Temperature Controller Installation ConfigurationsLocation Cable Lengths and SizeMounting the Controller Outline of RemoteFor Your Safety Read Before Operating Operating InstructionsTechnical Data Pressure Drop CurveOutlet Flow Data Temperature Setting ReplacementSpace Heating PumpsDimensions RL75i, RL94i R98LSi, R98LSi-ASMELadder Diagram for RL75i and RL94i Ladder Diagram for R98LSi and R98LSi-ASME HOTWarranty Information Limited WarrantyConsumer Support What will Rinnai do? State Regulations Important In the State of Massachusetts 248 CMR 4.00Instructions d’installation Instructions dutilisationInstructions dutilisation Temp. d’eauPlages de température avec un contrôleur de température Options de température sans contrôleur à distanceModel Plages de température disponible ºF Entretien NettoyageInstructions générales Écartements par rapport à lappareil Fixation du chauffe-eauInstallation à altitude élevée Tuyauterie de gazInstructions générales Tuyauterie deau Valve à Bille / Valve de dégagement de pression RL75i, RL94iQualité de leau Soupape de sûretéTuyauterie recommandée pour installation de base LégendeInstructions de ventilation Consignes pour aspiration/évacuationCondensat Longueur maximum de ventilation 12.5 m 10.7 mProduits de ventilation Constructeur Produit PiècesHorizontale Espacements pour terminaison de cheminée ANS Z21.10.3, CSA Nest PAS PermiseInstallation de conduit de cheminée RL75i, RL94i Installation de conduit de cheminée R98LSi, R98LSi-ASME Ensemble de prise dairMontage du tuyau dévacuation Terminaisons horizontalesTerminaison horizontale concentrique Terminaisons verticalesInstructions dutilisation VanneMa ualmanuelleValveDiagramme en escalier RL75i, RL94i PhaseDiagramme en escalier R98LSi, R98LSiASME Phase TRE NEU RALSupport à la clientèle Informations sur la garantieQuest-ce qui est couvert ? Combien de temps dure la couverture ?Que fait Rinnai pour exercer la garantie ? VB Series Indoor LS Manual VB Series Indoor LS Manual VB Series Indoor LS Manual VB2528FFU VB2735FFU VA3237FFU