A.O. Smith 28 30 50 60 service manual Warranty Certificate

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13

13.5Scope of the warranty

13.6Claims

13.7Limitation of liability A.O. Smith

Warranty (Certificate)	gis

b.misuse, neglect (including frost damage), modification, incorrect and/or unauthorised use of the water heater and any attempt to repair leaks;

c.contaminants or other substances having been allowed to enter the tank;

d.the conductivity of the water being less than 125 ∝S/cm and/or the hardness (alkaline-earth ions) of the water being less than 1.00 mmol/lit (seeTable 3.3);

e.unfiltered, recirculated water flowing through or being stored in the water heater;

f.any attempts at repair to a defective water heater other than by an approved service engineer.

The obligations of A.O. Smith pursuant to the specified warranty do not extend beyond free delivery from the Veldhoven warehouse of the replacement parts or components or water heater. Shipping, labour, installation and any other costs associated with the replacement will not be accepted by A.O. Smith.

A claim on grounds of the specified warranty must be submitted to the dealer from whom the water heater was purchased, or to another authorised dealer for the products of A.O. Smith Water Products Company. Inspection of the water heater as referred to in articles 1 and 2 shall take place in one of the laboratories of A.O. Smith.

A.O. Smith grants no other warranty or guarantee over its water heaters nor the (parts or components of) water heaters supplied for replacement, other than the warranty expressly set out in this Certificate.

A.O. Smith is not liable for damage to persons or property caused by (parts or components, or the glass-lined steel tank of) a (replacement) water heater that it has supplied under the terms of this warranty, nor on any other grounds.

90	Instruction Manual BFC

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Contents Release R.1.3 UK Your installer Liability CopyrightTrademarks More informationPage Table of contents GisStatus of the appliance Filling and drainingControl panel Starting up and shutting downMaintenance frequency Service programTroubleshooting MaintenanceAppendices IndexIntroduction What to do if you smell gas RegulationsAbout the appliance Remark Target groups Maintenance Forms of notationSymbol Target group IntroductionOverview of this document Overview of thisDocument 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 Gas control Water temperature protectionPressure switch 3 FanVented installation Safety of the instal- lationUnvented installation Ionisation rodInstallation Introduction Packaging Environmental conditionsWater composition Humidity and ambient temperatureMaximum floor loading Working clearancesEnvironmental conditions Working clearancesTechnical specifications Plan and elevation of the applianceDime Description BFC Nsion DimensionsTechnical specifications Unit BFCVAC General Installation diagramGas data G30-30 mbar butaneInstallation UnventedCirculation pipe Water connections, Unvented Cold water sideHot water side Condensation drainageSee paragraph ’3.6.4 Condensation drainage’ Water connections, VentedGas connection See din FigureDimension BFC Air supply and flue gas dischargeAir supply and flue gas discharge Specification Description Concentric wall flue terminalConcentric roof flue terminal specifications Concentric roof flue terminalElectrical connection PreparationPreparation Mains voltage Mains voltage Electrical connectionContinuous pump Extra on mode switch Tank onIsolating Transformer Program-controlled pumpChecking the supply pressure and burner pressure Connecting extra error signal Alarm OUTChecking the supply Pressure and burner ApplianceMain menu Conversion to a different gas category Conversion to a different gas categoryRemove the burner as complete assembly 13 Conversion of gas control Check the burner and supply pressure see paragraphInstallation Filling and draining Filling the appliance Filling unvented installationsFilling vented installations Filling the applianceInstallation diagrams F d c Filling and drainingDraining the appliance Draining unvented installationsDraining vented installations Draining the applianceGis Control panel Introduction OperatingPC connection Explanation of the icons ON/OFF switch of ThermoControlNavigation buttons Control panelOperating modes Error conditions Service condition Status of the applianceIntroduction Operating modes Error conditions Status of the applianceService condition Service conditionGis Introduction Starting up Open the gas valve see ’ .1 Installation diagrams’Starting up and shutting down Shutting downShut the appliance down for a longer period Shut the appliance down for a brief period OFF modeDisconnect the appliance from the mains Starting up and shutting downAppliance’s heating cycle Appliance’s heating cycle12 Ignition Main menu Notational convention for menu-related instructionsSwitching 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 Adding times to a week program Setting the water temperatureSetting program-controlled pump Week programmeDeleting times from a week program 20 Period added23 week program options Extra period Programming an extra periodSettings Setting menu languageSettings Setting day and time Displaying appliance specifications Remark46 Main menu Gis Service program Setting the hysteresisDisplaying the error history Service program Setting the pump on/offSetting the service interval Displaying the appliance historySetting the display scroll speed Setting the display contrastSetting the backlight time Setting the display contrastService program Troubleshooting General errorsDisplayed errors Troubleshooting table for general errors Symptom Cause Solution Remark Gas smell Gas leakSymptom Cause Solution Remark Display is off See appendix ’A.2 Electrical diagram BFC’Water leakage Insufficient or no hot Troubleshooting table for displayed errorsSymptom Cause Solution Remark Explosive ignition WaterS04 blocking error S02 blocking errorS03 blocking error S05 blocking errorS13 blocking error S14 blocking errorS15 blocking error Phase-sensitive. See ’3.10 Electrical connection’ F02 lock out errorAppliance specifications’ How to bleed air from the gas line, and measure the supply F08 lock out error F06 lock out errorF07 lock out error ’3.9 Air supply and flue gas discharge’Error F09 remains active in the event that the water F10 lock out errorRelease R.1.3 UK Release R.1.3 UK E03 blocking error C04 blocking errorE01 blocking error E04 blocking errorMaintenance frequency Determining service intervalMaintenance frequency Maintenance Remark Preparation for maintenanceStarting up Maintenance Cleaning the burner Descaling and cleaning the tankCleaning condensation water discharge Water-side mainte- nance Introduction12.4.3 Cleaning the orificeCleaning heat exchanger Remark Finalising mainte- nanceWarranty Certificate Warranty Certificate Appendices Week program cardElectrical diagram AppendicesWeek program card Release R.1.3 UK IX Index Index0306 IX Index