Manuals / Bradford-White Corp / Household Appliance / Water Heater

Bradford-White Corp U2TW65T*FRN Email parts@bradfordwhite.com techserv@bradfordwhite.com

Models: U1TW40SFRN U2TW65TFRN UTW450S60FRN U1TW60TFRN UTW465S60FRN U1TW50SFRN U2TW50T*FRN

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Bradford-White Corp U2TW65T*FRN, UTW450S60FR*N, UTW465S60FR*N Email parts@bradfordwhite.com techserv@bradfordwhite.com

Contents

SERVICE MANUAL Troubleshooting Guide and Instructions for ServiceTo be performed ONLY by qualified service providers UTW450S60FR*N UTW465S60FR*N Denotes Warranty YearsPage SectionTable of Contents DANGER FAILURE TO INSTALL AND MAINTAIN A NEW, LISTED 3/4” X 3/4” TEM Introduction The Bradford White ECO-DEFENDER Safety SystemIntroduction How the Safety System Works How to Use this ManualHow to Use this Manual Tools Required Tools Required for ServiceSpecifications PageVent Tables SpecificationsPage 40 Gallon-40,000 BTU/hr 50 Gallon-40,000 BTU/hrSpecifications Vent TablesPage 48 Gallon-60,000 BTU/hr 65 Gallon-60,000 BTU/hrWiring Diagram Control TimingsSpecifications PageSequence of Operation Power Up SequenceNormal Heating Sequence Abnormal Operation Normal Heating Sequence cont’dSequence of Operation Abnormal Operation cont’d Sequence of OperationSequence of Operation 4. Trial for Ignition FaultAbnormal Operation cont’d Sequence of Operation 5. Flame Sensing FaultAbnormal Operation cont’d Troubleshooting Service ProcedurePage Probable CauseTroubleshooting Service ProcedurePage LED StatusTroubleshooting Service ProcedurePage LED StatusBurner Cleaning Procedure Burner MaintenanceBurner Inspection Burner Cleaning Procedure cont’d Burner MaintenancePilot Inspection, Testing and Replacement Pilot MaintenanceBurner Cleaning Procedure cont’d Pilot Inspection, Testing and Replacement cont’d Pilot MaintenancePage Pressure Switch Testing Pressure Switch TestingPilot Inspection, Testing and Replacement cont’d Pressure Switch Testing Pressure Switch Testing cont’dPage Pressure Switch Replacement Pressure Switch ReplacementBlower Testing Blower TestingBlower Testing cont’d Blower TestingPage Blower Installation Blower ReplacementBlower Removal Blower Installation cont’d Blower Temperature Switch TestingBlower Temperature Switch Testing Blower Temperature Switch Testing cont’d Blower Temperature Switch TestingSwitch Setting Common causes for high exhaust temperatureBlower Temperature Switch Replacement Blower Temperature Switch ReplacementThermal Well Testing Thermal Well TestingThermal Well Testing cont’d Determine Tank TemperatureDetermine Water Temperature Inside Tank Component Disassembly Sensor Resistance at Various TemperaturesGas Control & Thermal Well Removal From Water Heater PageGas Control & Thermal Well Removal From Water Heater cont’d Gas Control RemovalGas Control Removal From Thermal Well Gas Control Assembly to the Thermal Well Gas Control AssemblyGas Control Removal From Thermal Well cont’d Gas Control Assembly to the Thermal Well cont’d Gas Control AssemblyFlammable Vapor Sensor Testing Flammable Vapor Sensor Testing115 VAC Circuit Trace Gas Control Assembly to the Thermal Well cont’d115 VAC Circuit Trace PageSafety Circuit Voltage Trace Safety Circuit Voltage TracePage Remove the Blower to Gain Access to the Flue Baffle Blower RemovalDip Tube Inspection and Replacement Remove the Blower to Gain Access to the Flue Baffle cont’dDip Tube Inspection Anode Inspection and Replacement Anode InspectionInner Door Removal Procedure Inner Door RemovalInner Door Removal Procedure cont’d Inner Door Gasket ReplacementInner Door Gasket Replacement Procedure Inner Door Installation Inner Door Installation with GasketArrestor Cleaning ScreenLok Flame Arrestor Cleaning ProcedureCommon Terms Common TermsPage Parts ListPart Name and Description Email parts@bradfordwhite.com techserv@bradfordwhite.com