A.O. Smith SGE Code + Description Cause Solution Remark S18 blocking error, F01 blocking error

Page 83

 

 

 

 

is

 

 

 

 

 

Code + Description

Cause

Solution

Remark

 

 

 

 

 

 

S18 (blocking error)

Short circuit in sensor

Replace sensor S1

To replace the necessary parts, you must contact your installation

 

Short circuit in temp.

circuit

 

 

engineer

 

sensor S1 in the

 

 

 

 

 

collector

 

 

 

 

 

 

 

 

 

 

F01 (blocking error)

Live and neutral

Connect live and neutral correctly (3.11 "Electrical connection");

See the SGE electrical diagram (17 "Appendices")

 

 

connected wrong way

the appliance is phase-sensitive

 

 

Defect in power supply

round

 

 

 

 

circuit

 

 

 

 

 

Condensation on the

1.

Disconnect the lead at the flame probe

If errors persist, contact your installation engineer

 

 

 

 

flame probe

2.

Ignite the appliance three times, with an interrupted ionisation

 

 

 

 

 

 

 

 

 

circuit

 

 

 

 

3.

Reconnect the ionisation lead to the flame probe

 

 

 

 

4.

Ignite the appliance again

 

 

 

 

5.

The repeated ignition attempts will have caused the

 

 

 

 

 

condensation to evaporate

 

 

 

 

 

 

 

 

Floating neutral

Install an isolating transformer (3.11.4 "Isolating transformer")

Contact your installation engineer to have an isolating transformer

 

 

 

 

 

installed

 

 

 

 

 

 

 

F02 (lock out error)

Defective motor and/or

1.

Check the motor and rotor

See the SGE electrical diagram (17 "Appendices")

 

Fan fails to run at

rotor.

2.

Replace the fan if the motor or rotor is defective.

 

 

 

To have the wiring replaced and a new fan fitted, you must contact

 

 

3.

Reset appliance controller

 

correct speed.

 

your installation engineer

 

 

 

 

 

 

 

 

Damaged wiring

1.

Check the wiring between the fan and the controller.

 

 

 

 

2.

If any wires are damaged, the wiring harness must be replaced.

 

 

 

 

3.

Reset appliance controller

 

 

 

 

 

 

 

 

 

Dirty or blocked fan

1.

Check if the fan is dirty

 

 

 

 

2.

Check that the rotor can rotate freely

 

 

 

 

3.

Reset appliance controller

 

 

 

 

 

 

 

 

 

Because of a drop in

1.

Check the supply voltage, this must be 230 VAC (-15%, +10%).

 

 

 

the supply voltage, the

2.

Reset appliance controller

 

 

 

fan is not running at the

 

 

 

correct speed.

 

 

 

 

Instruction manual SGE

83

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Contents Installation User Your installer More information Read this manual carefullyTrademarks LiabilityGis Table of contents Status of the appliance Service programTroubleshooting Maintenance frequencyAppendices Performing maintenanceWarranty certificate Table of contents What to do if you smell gas Regulations IntroductionAbout the appliance Introduction Target groups Maintenance Forms of notationSymbol Target group Chapter Target groups Description Overview of this documentGis Topics covered in this chapter Working principle of the applianceIntroduction General working principle of the appliance Working principle of the appliance Other settings that govern the control behaviour areAppliances heating cycle Protection for the appliance Introduction = time = Temperature 45 oC = Minimum tap water temperatureAppliance water temperature protection Gas valve Pressure switch Flame probe4 Fan Appliance water temperature protectionPressure switch Gas valveFlame probe Safety of the installationUnvented installation Vented installationPump of the solar heating system Fluid temperatureSafety of the solar heating system Expansion vessel Expansion valveConditions InstallationPackaging EnvironmentalWater composition Air humidity and ambient temperatureAppliance maximum floor load Working clearances See the table Technical specificationsDimensions of the appliance Appliance is supplied without accessories. CheckDime Description SGE Nsion Gas data General and electrical specificationsGas category 3+ G31 37 mbar Installation diagram Circulation pipe See C in the installation diagram 3.5 Installation diagramWater connections, Unvented Cold water side Hot water sideCondensation drainage Water connections, VentedThis section covers the following subjects Gas connectionAir supply and flue Introduction Requirements for flue gas discharge materialsTypes of appliances Concentric connections Practical example of concentric chimney flue SpecificationsFollowing example illustrates how to use the table Total length Bend Parallel connectionsSubject Description Appliance Diameter MaximumAppliance with parallel flue gas discharge material Practical example of parallel chimney flueElectrical connection Preparation Connecting the mains voltageConnecting communication cable to solar heating system Solar heating systemPreparation 11.211.2 Preparation Connecting the mains voltageConnecting continuous pump Isolating transformerConnecting extra head pump Connecting Q/T sensor Connecting a program-controlled pumpConnecting an extra on mode switch Tank on Connecting an extra error signal Alarm OUTConnecting solar collector Connecting the mains powerConnecting pump station modulating pump Connecting Q/T sensor Connecting tank sensorConnecting communication cable Connecting extra head pumpChecking the supply pressure and burner pressure Procedure to check pressures Finish off 3.13.4 Finalising Adjusting the pressureGas data Finalising 13.4Conversion to a different gas category Orifice assemblyConversion to a different gas category Burner pressure regulator Blank plate Gas control connectorPage Conversion to a different gas category Filling Filling Filling the appliance Filling unvented installationsFilling vented installations Filling with glycol Flushing with waterGis Draining Position the cursor in front of OFF Draining unvented InstallationsDraining Activate the Menu withPosition the cursor in front of OFF Confirm OFF with Draining vented installationsDraining solar heating system Draining glycol-filled system Gis Meaning of icons Electronic controller ON/OFF switchControl panel ControlsControl panel Navigation buttonsPC connection Operating modes Operating modes Error conditions Service conditionStatus of the appliance Q/T Sensor warning Service conditionError conditions Collector temperature warningStarting the appliance Appliances heating cycle Open 3.5 Installation diagram the manual gas valveStarting and running Starting the applianceIcon is activated Message Ignition appears Starting and runningIcon is activated Message PRE Purge appears Electrically isolating the appliance Shut the appliance down for a brief period OFF modeShutting down Shutting the appliance down for a long periodShutting down Notational convention for menu-related instructions Switching on the on modeSet the water temperature via Main menuChanging the appliances standard week program Setting water temperature during on modeWeek program Starting and stopping the week programBring the cursor to SU Confirm with Week program setting the switch- on timeWeek program setting the switch- off time Week program setting the water temperatureScroll with to Start Operation Confirm with Week program setting the program- controlled pumpAdding times to a week program Confirm with Display shown in the figure will appearTo delete a period, proceed as follows Confirm with Or use to cancelDeleting times from a week program Extra periodSetting the program-controlled pump Setting the switch-on timeSetting the switch-off time Setting the water temperatureAdjustable settings SettingsSetting menu language Setting day and timeScroll with to Specifications Confirm with Displaying appliance specifications SGEConfirm the minute setting with Table shows the correct settingsAppliance Default Range Service programSetting the hysteresis Displaying the error historySwitching legionella prevention on and off Switching the pump on or offSetting the service interval Setting legionella preventionSetting the solar limit temperature Solar heating system configurationSetting the drain-back tank Setting the heating fluid type in the solar heating systemReading the energy contribution of the solar heating system Setting the QT sensor yes/noSetting the central heating configuration Distinction is made between TroubleshootingGeneral errors Displayed errorsStart the appliance up 9 Starting and running Troubleshooting table for general errorsSymptom Cause Solution Remark Gas smell Display is offInsufficient or absent Symptom Cause Solution Remark Water leakageExplosive ignition Hot water supplySymptom Cause Solution Remark Troubleshooting table for displayed errors Displayed errors S13 blocking error Code + Description Cause Solution RemarkS11 blocking error S12 blocking errorF02 lock out error Code + Description Cause Solution Remark S18 blocking errorF01 blocking error Closing Code + Description Cause Solution Remark F03 lock out errorFails to work correctly Engineer Pressure switch not Maintenance 15.2 Preparation for maintenance. If there isArea Code + Description Cause Solution Remark F04 lock out errorF05 lock out error No gasSafety relay Engineer Code + Description Cause Solution Remark F06 lock out errorF07 lock out error F08 lock out errorF11 blocking error Code + Description Cause Solution Remark F10 lock out errorSelected appliance Code + Description Cause Solution Remark C02 lock out errorC03 blocking error C04 blocking errorE04 lock-out error Code + Description Cause Solution Remark E01 blocking errorTemperature E03 lock-out errorDisplayed warnings Standard setting is 500 burning hours Maintenance frequencyBest maintenance frequency can be determined Maintenance, based on the number of burning hoursMaintenance frequency Wait until the fan has stopped. The icon is then dimmed Performing maintenanceIntroduction Preparation for maintenance Performing maintenance Following steps must be carried out on the water side Water-side maintenance IntroductionDescaling and cleaning the tank Checking the anodesClean the orifices Cleaning condensation water dischargeGas-side maintenance Introduction Clean the burnersCollector warranty Conditions for Installation and use Warranty certificate16.1 General warranty 16.2 Tank warrantyWarranty certificate Heating system AppendicesThis appendix contains Menu structure of the main menu 17.2 Menu structureAppendices Menu structure101 Electrical diagram Electrical diagram for the applianceTemperature sensor T1 top Extra on mode switchExtra error signal connection Controller 0/I switchElectrical diagram, solar heating system Solar system electrical diagram legend 106 Example Period Week program cardPeriod Tset Pump108 109 IndexIndex 0308
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