A.O. Smith BFC - 30, BFC - 60 Control panel, Controls, Meaning of icons, Navigation buttons

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7 The control panel

7.1Introduction

Topics covered in this chapter:

•Controls;

•Meaning of icons;

•Electronic controller ON/OFF switch;

•Navigation buttons;

•PC connection.

7.2Controls

The figure shows the electronic controller.

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IMD-0423 R0

The control panel is completely menu-driven, and comprises:

•a 4-line display with 20 characters per line;

•6 pushbuttons for operating the appliance (below the display);

•6 graphical symbols (above the display);

•a connector for a service PC;

•an ON/OFF switch.

The pushbuttons are divided into three groups:

•Navigation buttons:

-Buttons for UP , and DOWN ;

-Enter: ;

-Reset button:

•the main menu (11 "Main menu"): ;

•the service program (12 "Service program"): . This chapter is specifically intended for the service and maintenance engineer and installation engineer.

In this manual, the display of the electronic controller is shown as in the figure, both with and without icons.

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7.3Meaning of icons

The table explains the meanings of the icons.

Icons and their meaning

 

Name

Meaning

 

 

 

 

Heat demand

Heat demand detected

 

 

 

 

Purge

Pre- and post-purge using

 

 

fan

 

 

 

 

Pressure switch

Pressure switch is closed

 

 

 

 

Glowing

(Pre)glow

 

 

 

 

Gas control

Gas control open/ignition

 

 

 

 

Flame detection

Appliance operational

 

 

 

7.4Electronic controller ON/OFF switch

The ON/OFF switch of the electronic controller is used to switch the appliance ON and OFF. Note that in the OFF position the appliance remains electrically live, in order for the continuous pump to stay running.

INTERNAL CHECK

After switching on, the text INTERNAL CHECK appears on the display for about 10 seconds. Themain menu (11 "Main menu") then appears. If no selection is made in the main menu, the appliance automatically switches to the OFF mode (8.2 "Operating modes").

Note

To electrically isolate the appliance, you must use the isolator between the appliance and the mains power supply.

7.5Navigation buttons

The use of these buttons is explained with the help of the figure that shows the main menu (11 "Main menu").

The navigation buttons are:

Instruction manual BFC

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Contents
Installation User Your installer Trademarks Read this manual carefullyLiability More informationGis Table of contents Troubleshooting Service programMaintenance frequency Performing maintenanceAppendices Table of contents About the appliance IntroductionWhat to do if you smell gas Regulations Symbol Target group Target groups MaintenanceIntroduction Gis Document Overview of thisChapter Target groups Description Working principle of the appliance Safety of the installationGeneral working principle of the appliance Appliances heating cyclePressure switch Flame probe Water temperature protection TheGas valveAppliances heating cycle Protection for the appliance Working principle of the appliancePressure switch Water temperature protectionGas valve 4 FanUnvented installation Safety of the instal- lationVented installation Flame probePackaging InstallationEnvironmental ConditionsAppliance maximum floor load Air humidity and ambient temperatureWater composition Working clearancesWorking clearances Technical specifica- tions Dimensions of the applianceDimen Description General and electrical specificationsSion Unit BFCDescription II2H3+ Unit Gas dataGas category 2H G20 20 mbar General 3+Installation diagram Cold water side Water connections, UnventedHot water side Circulation pipeWater connections, Vented Air supply and flue Introduction Gas connectionRequirements for flue gas discharge materials C43 B23 C33 C13 C53 Practical example of concentric flue gas discharge Concentric connectionsType of appliance Description Appliance Diameter Maximum length Number of 90º BendsAppliance with concentric flue gas discharge material SpecificationsSpecification Description Concentric wall flue terminal specifications C13Practical example of parallel flue gas outlet Parallel connectionsElectrical connection Preparation Connecting the mains voltagePreparation Isolating transformer Connecting the mains voltage10.2 Preparation Connecting a program-controlled pump Connecting continuous pumpConnecting an extra on mode switch Tank on Connecting an extra error signal Alarm OUT11.1 Checking the supply pressure and burner pressureProcedure to check pressures Finalising Adjusting the pressureGas data Finish off 3.11.4 FinalisingConversion to a different gas category Orifice assemblyConversion of gas control Conversion to a different gas categoryPage Conversion to a different gas category Filling Installation diagramFilling vented installations Filling unvented installationsFilling the appliance Filling Draining Draining Min Gis Control panel Electronic controller ON/OFF switchControls Meaning of iconsControl panel PC connectionStatus of the appliance Operating modes Error conditions Service conditionOperating modes Manual 13 Troubleshooting Error conditionsStatus of the appliance Menu 11 Main menu chapterManual 14 Maintenance frequency Service conditionGis Starting and running Open 3.5 Installation diagram the manual gas valveAppliances heating cycle Starting and running Appliances heating cycleStarting and running Shutting down Shut the appliance down for a brief period OFF modeElectrically isolating the appliance Shutting the appliance down for a long periodShutting down Main menu Switching on the on modeNotational convention for menu-related instructions Week program Setting water temperature during on modeStarting and stopping the week program Changing the appliances standard week programWeek program setting the switch- off time Week program setting the switch- on timeWeek program setting the water temperature Adding times to a week program Week program setting the program- controlled pumpExtra period Deleting times from a week programSetting the switch-off time Setting the switch-on timeSetting the water temperature Setting the program-controlled pumpSetting menu language SettingsSetting day and time Adjustable settingsDisplaying appliance specifications Setting the hysteresis Service programDisplaying the error history Setting the service interval Switching the pump on or offSetting the display contrast Setting the display backlight timeGeneral errors TroubleshootingDisplayed errors Symptom Cause Solution Remark Gas smell Troubleshooting table for general errorsDisplay is off Start the appliance up 9 Starting and runningExplosive ignition Symptom Cause Solution Remark Water leakageHot water supply Insufficient or absentTroubleshooting table for displayed errors Displayed errors S13 blocking error Code + Description Cause Solution Remark S12 blocking errorS14 blocking error S15 blocking errorCode + Description Cause Solution Remark F02 lock out error Check the values 2.4.5 Pressure switch Code + Description Cause Solution RemarkMaintenance 15.2 Preparation for maintenance. If there is Code + Description Cause Solution Remark F03 lock out errorAppliance FlueF05 lock out error Code + Description Cause Solution Remark F04 lock out errorF07 lock out error Code + Description Cause Solution Remark F06 lock out errorF08 lock out error F09 lock out errorF11 blocking error Code + Description Cause Solution Remark F10 lock out errorC03 blocking error Code + Description Cause Solution Remark C02 lock out errorC04 blocking error Selected applianceE03 lock-out error Code + Description Cause Solution Remark E01 blocking errorE04 lock-out error Page Interval Maintenance frequencyMaintenance frequency Introduction Preparation for maintenance Performing maintenancePerforming maintenance Water-side mainte- nance Introduction Descaling and cleaning the tankChecking the anodes Clean the burners Cleaning condensation water dischargeClean the orifices Cleaning the heat exchanger Finalizing mainte- nance16.1 General warranty Warranty certificate16.2 Tank warranty Conditions for Instal- lation and useWarranty certificate Appendices Electrical diagramAppendices Electrical diagramTerminal Block Connections Appendices Period Week program cardTset Pump Example PeriodPage Index Index 0306
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