Manuals / A.O. Smith / Household Appliance / Water Heater

A.O. Smith 28 30 50 60 Adding times to a week program, Week programme, Save . See Figure

Models: 28 30 50 60

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ON	SU 08:15
OFF	SU	12»15
Tset	65ÉC
PUMP	ON	SAVE

Figure 8.12 Setting switch-off minutes in week program

ON	SU 08:15
OFF	SU	12:45
Tset»65ÉC
PUMP ON		SAVE

Figure 8.13 Setting water temperature in week program

ON	SU 08:15
OFF	SU	12:45
Tset	75ÉC
PUMP	ON	SAVE

Figure 8.14 Setting the pump in week program

ON	SU	08:15
OFF	SU	12:45
Tset 75ÉC
PUMP ON		»SAVE
Figure 8.15 Save week
program

	DAY	TIME Tset
ON »SU		08:15 75ÉC P
OFF	SU	12:45
ON	MO	00:00 65ÉC P
OFF	MO	23:59
ON	TU	00:00 65ÉC P
OFF	TU	23:59

Figure 8.16 Add week program

Week programme

The cursor moves to the minute digits, which will blink. See Figure 8.12.

7.Use Hand Lto select the minutes. In the example this is 45. Confirm with E.

The cursor moves to the water temperature. See Figure 8.13.

Setting the water temperature

8.Use Hand Lto select the water temperature. In the example this is 75ÉC. Confirm with E.

The cursor moves to PUMP ON . See Figure 8.14.

Setting program-controlled pump

9.If required, a pump can be controlled during the period. Use Hand Lto select PUMP ON . The pump ensures a regular circulation of hot water in the hot water pipes. You can skip this step if you there is no pump in your hot water circuit.

Confirm with E.

The cursor moves to

SAVE. See Figure 8.15.

10.Confirm with E.

The display shown in Figure 8.16 appears.

11.If you wish, use Lto scroll to another day, and change more switch-on and switch-off times. Simply repeat steps 3 through 10.

12.After changing all desired switch-on and switch off times, you can start running the week program:

-Scroll with Lto START OPERATION. Confirm with E.

8.5.4

WEEK PROGRAM START OPERATION

^»PROGRAM OVERVIEW

È

Figure 8.17 Inserting a week program

Adding times to a week program

The menu to INSERT switch-on and switch-off times into a week program is reached via:

1.B: WEEK PROGRAM PROGRAM OVERVIEW. Confirm with E.

Release R.1.3 UK

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Image 57

A.O. Smith 28 30 50 60 Adding times to a week program, Week programme, Setting the water temperature, Save . See Figure

Contents

Release R.1.3 UK Your installer Trademarks CopyrightLiability More informationPage Gis Table of contentsControl panel Filling and drainingStatus of the appliance Starting up and shutting downTroubleshooting Service programMaintenance frequency MaintenanceIndex AppendicesIntroduction What to do if you smell gas RegulationsAbout the appliance Symbol Target group Target groups Maintenance Forms of notationRemark IntroductionDocument Overview of thisOverview of this document Chapter Target groups DescriptionGis Functioning of the appliance Introduction Functional description of the applianceIntroduction Water temperature protection Gas control Pressure switch Ionisation rodAppliance’s heating cycle Protection for the appliance Pressure switch Water temperature protectionGas control 3 FanUnvented installation Safety of the instal- lationVented installation Ionisation rodIntroduction Packaging Environmental conditions InstallationMaximum floor loading Humidity and ambient temperatureWater composition Working clearancesWorking clearances Environmental conditionsPlan and elevation of the appliance Technical specificationsTechnical specifications DimensionsDime Description BFC Nsion Unit BFCVAC Gas data Installation diagramGeneral G30-30 mbar butaneUnvented InstallationHot water side Water connections, Unvented Cold water sideCirculation pipe Condensation drainageGas connection Water connections, VentedSee paragraph ’3.6.4 Condensation drainage’ See din FigureDimension BFC Air supply and flue gas dischargeAir supply and flue gas discharge Concentric wall flue terminal Specification DescriptionConcentric roof flue terminal Concentric roof flue terminal specificationsElectrical connection PreparationPreparation Mains voltage Electrical connection Mains voltageIsolating Transformer Extra on mode switch Tank onContinuous pump Program-controlled pumpChecking the supply Pressure and burner Connecting extra error signal Alarm OUTChecking the supply pressure and burner pressure ApplianceMain menu Conversion to a different gas category Conversion to a different gas categoryRemove the burner as complete assembly Check the burner and supply pressure see paragraph 13 Conversion of gas controlInstallation Filling vented installations Filling the appliance Filling unvented installationsFilling and draining Filling the applianceFilling and draining Installation diagrams F d cDraining vented installations Draining unvented installationsDraining the appliance Draining the applianceGis Introduction Operating Control panelNavigation buttons Explanation of the icons ON/OFF switch of ThermoControlPC connection Control panelOperating modes Error conditions Service condition Status of the applianceIntroduction Operating modes Status of the appliance Error conditionsService condition Service conditionGis Starting up and shutting down Open the gas valve see ’ .1 Installation diagrams’Introduction Starting up Shutting downDisconnect the appliance from the mains Shut the appliance down for a brief period OFF modeShut the appliance down for a longer period Starting up and shutting downAppliance’s heating cycle Appliance’s heating cycle12 Ignition Notational convention for menu-related instructions Main menuSwitching into on mode Setting the water temperature Setting the water temperature via Setpoint MenuSetting water temperature during on mode Week programme Introduction Starting up and shutting down the week programChanging the appliance’s standard week program Remark Setting the switch-on time Setting switch-off timeExample Setting program-controlled pump Setting the water temperatureAdding times to a week program Week programme20 Period added Deleting times from a week program23 week program options Programming an extra period Extra periodSettings Setting menu languageSettings Displaying appliance specifications Remark Setting day and time46 Main menu Gis Service program Setting the hysteresisDisplaying the error history Setting the service interval Setting the pump on/offService program Displaying the appliance historySetting the backlight time Setting the display contrastSetting the display scroll speed Setting the display contrastService program Troubleshooting General errorsDisplayed errors Symptom Cause Solution Remark Gas smell Gas leak Troubleshooting table for general errorsSymptom Cause Solution Remark Display is off See appendix ’A.2 Electrical diagram BFC’Water leakage Symptom Cause Solution Remark Explosive ignition Troubleshooting table for displayed errorsInsufficient or no hot WaterS03 blocking error S02 blocking errorS04 blocking error S05 blocking errorS13 blocking error S14 blocking errorS15 blocking error F02 lock out error Phase-sensitive. See ’3.10 Electrical connection’Appliance specifications’ How to bleed air from the gas line, and measure the supply F07 lock out error F06 lock out errorF08 lock out error ’3.9 Air supply and flue gas discharge’F10 lock out error Error F09 remains active in the event that the waterRelease R.1.3 UK Release R.1.3 UK E01 blocking error C04 blocking errorE03 blocking error E04 blocking errorDetermining service interval Maintenance frequencyMaintenance frequency Remark Preparation for maintenance MaintenanceStarting up Maintenance Cleaning condensation water discharge Descaling and cleaning the tankCleaning the burner Water-side mainte- nance IntroductionCleaning heat exchanger Cleaning the orifice12.4.3 Remark Finalising mainte- nanceWarranty Certificate Warranty Certificate Week program card AppendicesAppendices Electrical diagramWeek program card Release R.1.3 UK Index IX IndexIX Index 0306