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

Bradford-White Corp ULTRA HIGH EFFICIENCY COMMERCIAL GAS WATER HEATER F/C Symbol Stops Flashing

Models: ULTRA HIGH EFFICIENCY COMMERCIAL GAS WATER HEATER 238-48384-00F

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"°F/°C" Symbol Stops Flashing

Step 4: Press “Set” button to confirm ˚F or ˚C format. ˚F/˚C will stop flashing.

"°F/°C" Symbol Stops Flashing

°F °F/C°

idle

Status Operational

SELECT SET

Step 5: Pressing “Select” button will return display to setpoint in format selected (˚F or ˚C) immediately. Setpoint shown in °F

	°F
idle
Status	Operational
Lower	Sensor
SELECT		SET

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Bradford-White Corp ULTRA HIGH EFFICIENCY COMMERCIAL GAS WATER HEATER, 238-48384-00F warranty F/C Symbol Stops Flashing

Contents

EF Series Models WITH TROUBLESHOOTING GUIDEINSTALLATION/OPERATING MANUAL ULTRA HIGH EFFICIENCY COMMERCIAL GAS WATER HEATERREAD CAREFULLY TABLE OF CONTENTSDANGER SECTION I IMPORTANT INFORMATIONDO NOT tamper with or alter the water heater and/or controls DANGERDO NOT OPERATE THE APPLIANCE UNTIL THE LEAKAGE IS CORRECTED SECTION II SPECIFICATIONS Figure 1. Dimensional LayoutTable 1. Specifications SECTION III GENERAL INFORMATION FEATURESTEMPERATURE AND PRESSURE RELIEF VALVE Figure 2. Condensate Elbow With Trap DISHWASHING MACHINE REQUIREMENTSDO NOT OPERATE THE APPLIANCE UNTIL THE LEAKAGE IS CORRECTED SECTION IV INSTALLATION INSTRUCTIONSFigure 3a. Minimum Clearance To Combustible Material UNPACKINGFigure 3b. Recommended Minimum Clearances For Service Access DANGERREMOVE CRATE UNCONFINED SPACE LOCATIONAIR REQUIREMENTS MECHANICAL EXHAUSTING OF ROOM AIRFigure 5. Typical Front Inlet Connect with Storage Heater TYPICAL INSTALLATION ILLUSTRATIONCHEMICAL VAPOR CORROSION Figure 4. Typical Front Inlet ConnectionFigure 8. Typical Four Water Heater Connection Figure 7. Typical Three Water Heater ConnectionSECTION V WATER CONNECTIONS INSTRUCTIONS FOR CONNECTIONSSCALDING DANGER ALTERNATE SPACE HEATING WATER CONNECTIONSApproximate Time/Temperature Scald Chart APPROXIMATE TIME/TEMPERATURE RELATIONSHIPS IN SCALDSFigure 10. Typical Plumbing Schematic for Zoned Heating SECTION VI VENTINGApproved Primers and Cements For installations in the US onlyFor installations in CANADA Approved Venting MaterialsVENTING DIRECT VENT INSTALLATIONPage above opening height 15 feet 4.6 mside of opening of openingFigure 11b. Direct Vent Terminal Clearances Follow the following procedure for direct venting through the wall Horizontal InstallationFigure 12. Typical Horizontal Direct Vent System WARNING! DO NOT USE 2” VENT WITH EF100T250/300 MODELSWARNING! DO NOT USE 2” VENT WITH EF100T250/300 MODELS Note Intake and exhaust terminals may be on different outside wallsThrough The Wall Venting With Low Ground Clearance Figure 13. Typical Vertical Direct Vent System InstallationWARNING! DO NOT USE 2” VENT WITH EF100T250/300 MODELS Figure 14. Vent Terminal Low Ground ClearanceWARNING! DO NOT USE 2” VENT WITH EF100T250/300 MODELS POWER VENT INSTALLATIONFigure 15. Typical Horizontal Power Vent System Vertical Installation Figure 16. Typical Vertical Power Vent System InstallationWARNING! DO NOT USE 2” VENT WITH EF100T250/300 MODELS WARNING! DO NOT USE 2” VENT WITH EF100T250/300 MODELS Power Vent Maximum Vent LengthMULTIPLE INTAKE/EXHAUST TERMINAL SEPARATION DISTANCES Figure 20. Concentric Vent Kit Part Identification CONCENTRIC VENT TERMINAL INSTALLATION PROCEDUREFigure 22. Concentric Vent Roof Top Attachment Figure 21. Rain Cap to Small Vent Pipe AssemblyFigure 23A. Concentric Vent Side Wall Attachment USE 2” VENT WITH VENT PIPE PREPARATIONB DIMENSION WARNING! DO NOTFor installations in CANADA For installations in the US onlyFor installations in CANADA For installations in the US onlyFigure 24. Drip Leg SECTION VII GAS CONNECTIONSGAS PRESSURE REGULATION GAS METER SIZE - NATURAL GASES ONLYSECTION VIII ELECTRICAL CONNECTIONS Figure 25. Wiring Diagram and SchematicSEQUENCE OF OPERATION SECTION IX OPERATING INSTRUCTIONSGENERAL INSTRUCTIONS TO FILL THE WATER HEATERLIGHTING INSTRUCTIONS FOR YOUR SAFETY READ BEFORE LIGHTINGLIGHTING AND SHUT-DOWN INSTRUCTIONS Lighting Instruction LabelTEMPERATURE ADJUSTMENT APPROXIMATE TIME/TEMPERATURE RELATIONSHIPS IN SCALDSDANGER Status Indicator Read Operational or Service Needed Select button Water Heater Display and Control ButtonsShown flashing in display only when temp is adjusted Sequence of operation Indicator Reads Idle” or “HeatingStep To Increase Setpoint TemperatureStep StepStep To Decrease Setpoint TemperatureStep 3Press SET for setting to take effect immediately StepTo Change Temperature Format in Display from F to C or ˚C to ˚F Step 3aStep Step Changes to F F/C FlashesStep Do not run out of propane gas. Damage to the water heater may occur BURNER FLAME CHECK SECTION X MAINTENANCEGENERAL DANGEROPERATION MAINTENANCE SCHEDULESuggested Maintenance Schedule COMPONENTANODE INSPECTION AND REPLACEMENT To remove sediment and lime scaleTo inspect or replace an anode COMBUSTION SYSTEM INSPECTION DRAIN VALVE AND TANK ACCESS PANELRELIEF VALVE VENT AND AIR INTAKE SYSTEMSECTION XI DIAGNOSTIC AND TROUBLESHOOTING GUIDE DIRECT SPARK HONEYWELL INTEGRATED CONTROL SYSTEMSEQUENCE OF OPERATION Max Setpoint next to Temperature  Setpoint value Error Code Shown in Water Heater DisplayStep 2 Pressing “Select” button will change display to next mode 2. Water Temperature Sensor Reading 1. Max Setpoint Display/ChangeMax Setpoint value in Water Heater Display 5. ˚F/˚C Display/Change 4. Setpoint Display/ChangeSELECT No current error codes7. Software Version Display only idleMax Setpoint Flashes F Max Setpoint idle Status Operational SELECT SETF Max Setpoint idle Status Operational SELECT SET Exiting Service Mode Temp Display of Water TemperatureTo Display Flame Sense Current of the Pilot Flame Sensor WaterNOTICE  To Display and Change Temperature SetpointPage Page F/C Symbol Stops Flashing to enter service mode How to reset the control from Lockout ConditionsResetting Error Codes in Soft Lockout Condition Resetting Error Codes in Hard Lockout ConditionError Code History To view previous error codesError Codes and Error History Display Page Exiting SELECTService SETMode Page Water temperature in tank has exceeded 200F 93C. Check tank sensor ErrorCause of Problem and Actions Taken to Correct Clean or replace as needed. Check the burner flame and observe theProcedure for Checking Thermostat Sensors In Degrees FIn Degrees C EF - Series Water Heater SECTION XII PARTS LISTCombustion Surround Assembly 2 Combustion Assy pictured previous page Ignition Control AssemblyPage