A.O. Smith BFC - 80 Extra period, Programming an extra period, Setting the switch-on time

Page 61

gis

Confirm with .

DAY TIME Tset

ON !SU 18:00 75ÉC P

OFF SU 22:00

ON MO 00:00 65ÉC P

OFF MO 23:59

....................

....................

OFF SA 23:59

INSERT

DELETE

START OPERATION

5.The lines showing switch-on/off times are replaced by the text DELETE BLOCK?. See the figure.

Confirm with .

(or use to cancel)

 

DAY

TIME Tset

ON

!

DELETE

OFF

BLOCK?

ON

MO

00:00 65ÉC P

 

 

 

The switching period has been deleted. You will return now to the week program menu. The cursor points to the first programmed period.

DAY TIME Tset

ON »SU 08:15 75ÉC P

OFF SU 12:45

ON MO 00:00 65ÉC P

OFF MO 23:59

....................

....................

OFF SA 23:59

INSERT

DELETE

START OPERATION

6.Scroll with to START OPERATION.

Confirm with .

The week program is active.

11.9 Extra period

Use an extra period when you either want to have the appliance switch on and off for a certain period, either without modifying the active week program, or without taking the appliance out of the OFF mode (frost protection active).

If the appliance is running under an "extra period", then this is indicated in the display with the text

EXTRA.

EXTRA

 

 

10:00

Monday

76ÉC

MO 11:15 Tset 75ÉC

PERIOD ACTIVATED

If the water temperature becomes too low during the extra period (11.10 "Programming an extra period"), the appliance will run through the heating

cycle (9.3 "The appliance's heating cycle") and fall back into the extra period.

The same settings can be made for an extra period as for a week program (11.6 "Changing the appliance's standard week program") period.

11.10 Programming an extra period

1.Call up the menu for entering an extra period via:

2.: EXTRA PERIOD

Confirm with .

MENU

ON

^WEEK PROGRAM ȻEXTRA PERIOD

The display show the settings for the extra period.

Setting the switch-on time

1.Use and to set the day. In the example this is

SU.

Confirm with .

The cursor moves to the hour digits, which flash.

ON

SU»00:00

 

OFF

SU 00:59

 

Tset

65ÉC

 

PUMP

ON

START

 

 

 

2.Use and to set the switch-on hour to the desired value. In the example, this is 08.

Confirm with .

The cursor moves to the minute digits, which flash.

ON

SU 08»00

 

 

OFF

SU 08:00

 

 

Tset

65ÉC

 

 

PUMP

ON

START

 

 

 

 

 

Note

Because the switch-off time can never be earlier than the switch-on time, the switch-off time setting is automatically adjusted with the switch-on time.

3.Use and to set the minutes. In the example, this is 15.

Confirm with .

The cursor moves to the hour digits of the switch- off period.

ON

SU 08:15

 

OFF

SU»08:15

 

Tset

65ÉC

 

PUMP

ON

START

 

 

 

Instruction manual BFC

61

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Contents 100 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 Maintenance Forms of notationIntroduction Document Overview of thisChapter Target groups Description Gis General working principle of the appliance Working principle of the applianceAppliances heating cycle Protection for the appliance Water temperature protection TheGas valveWorking principle of the appliance Pressure switch Water temperature protectionGas valve 4 FanUnvented installation Safety of the installationVented installation Flame probePackaging InstallationEnvironmental ConditionsMaximum floor load Air humidity and ambient temperatureWater composition Working clearancesTechnical specifications Dimensions of the appliance Dimen Description BFC Sion General and electrical specificationsUnit BFC Description II2H3P Unit BFC Natural gas Gas dataInstallation diagram Cold water side Water connections, VentedHot water side Circulation pipeWater connections, Unvented 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 BendsAppliance with concentric flue gas discharge material SpecificationsSubject Description Concentric wall flue terminal specifications C13Practical example of parallel flue gas discharge Parallel connectionsElectrical connection Preparation Connecting the mains voltagePreparation Isolating transformer Connecting the mains voltage10.2 Preparation Connecting an extra on mode switch Tank on Connecting a program-controlled pumpConnecting an extra error signal Alarm OUT Checking the supply pressure and burner pressure11.1 Procedure to check pressuresGas data 11.3 Adjusting the pressureFinalising Finish off 3.11.4 FinalisingConversion to a different gas category Orifice assemblyStart 9 Starting and running the appliance Conversion to a different gas categoryFilling Installation diagramFilling vented installations Filling unvented installationsFilling the appliance FillingDraining 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 Setting water temperature during on mode Switching on the on modeMain menu Notational convention for menu-related instructionsStarting and stopping the week program Week program setting the switch- on timeChanging the appliances standard week program Main menuWeek program setting the water temperature Week program setting the switch- off timeWeek program setting the program- controlled pump Adding times to a week programDeleting times from a week program Pump 11.6.4 Week program setting the program-controlled pumpExtra period Setting the switch-on timeProgramming an extra period Setting menu language SettingsDisplaying appliance specifications Setting day and timeRelevant display appears 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 absentDisplayed 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 RemarkReplaced Maintenance 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 Interval Maintenance frequencyMaintenance frequency Introduction Preparation for maintenance Performing maintenancePerforming maintenance Descaling and cleaning the tank Water-side maintenance IntroductionChecking the anodes Gas-side maintenance Finalizing maintenance Introduction Cleaning condensation water dischargeClean the burners Clean the orifices16.1 General warranty Warranty certificate16.2 Tank warranty Conditions for Installation and useWarranty certificate Week program card AppendicesAppendices BFC Electrical DiagramTerminal Block Connections Appendices Period Week program cardTset Pump Example PeriodPage Index Index 0308

BFC - 80, BFC -100 specifications

A.O. Smith is a renowned name in the water heater industry, and its BFC series, which includes the BFC-100 and BFC-80 models, exemplifies their commitment to innovation and efficiency. These units are designed to meet the demanding needs of both residential and commercial applications, providing reliable hot water solutions.

The A.O. Smith BFC-100 and BFC-80 are distinguished by their high capacity and robust design. The BFC-100 model boasts a capacity of 100 gallons, while the BFC-80 is ideal for those requiring 80 gallons. This makes them suitable for larger households or commercial establishments where hot water demand can be significant.

One of the primary features of these models is their advanced heating technology. Both units utilize a high-efficiency burner that ensures rapid heating and minimal energy consumption. This means users benefit from shorter wait times for hot water, reducing overall energy costs. The BFC series is also equipped with a special flame retention head that enhances combustion efficiency and prolongs the lifespan of the unit.

In terms of construction, the BFC-100 and BFC-80 models are built with high-quality materials that enhance durability and resistance to corrosion. The tanks are insulated with high-density foam, which improves energy retention and helps maintain water temperature for longer periods. This is crucial for conserving energy and minimizing heating costs.

Safety is a top priority for A.O. Smith, and the BFC series reflects this commitment. Each unit comes with a range of safety features, including a temperature and pressure relief valve that prevents overheating and excessive pressure buildup. Additionally, they are designed to meet strict industry standards, ensuring peace of mind for users.

Installation of both models is straightforward, with flexible venting options that accommodate various building layouts. Whether you are upgrading an existing water heating system or installing a new one, the BFC series is designed to integrate seamlessly.

In summary, the A.O. Smith BFC-100 and BFC-80 are excellent options for those seeking reliable, efficient, and durable water heating solutions. With their impressive capacity, advanced heating technology, robust construction, and safety features, these models stand out in the market and are sure to meet the hot water needs of any household or commercial space. Whether for residential use or in a business setting, A.O. Smith’s BFC series represents quality and innovation in hot water heating.