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Hubbell Electric Heater Company E manual

Models: E

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Hubbell Electric Heater Company E manual

Contents

BASE MODEL “ E ” OPERATING AND MAINTENANCE MANUAL FORCOMMERCIAL ELECTRIC WATER HEATER ELECTRIC HEATER COMPANYSTRATFORD, CT PHONE 203 FAX HUBBELL ELECTRIC HEATER COMPANY P.O. BOXWARNING / CAUTION TABLE OF CONTENTS SECTIONTITLE PAGE #Page GENERAL DESCRIPTION CONSTRUCTIONSECTION I - GENERAL DESCRIPTION AND CONSTRUCTION TANK Standard Tank ConstructionTEMPERATURE HIGH LIMIT SWITCH CONTROL THERMOSTATDial Temperature and Pressure Gauge Electro-MechanicalTimerOUTER SHELL AND INSULATION OPTIONSWATER HEATER PLACEMENT PIPING INSTALLATIONWARNING / CAUTION SECTION II - INSTALLATIONFILLING THE HEATER ELECTRICAL INSTALLATIONFINAL CHECKS SECTION III - SCHEDULED MAINTENANCE AND OPERATION MAINTENANCE AND OPERATIONFREEZING QUARTERLY INSPECTIONANNUAL INSPECTION 1.Flush tank as follows a.Shut off power supplyg.Turn power supply ON b.Close valve on hot water outlet pipingSECTION IV - TROUBLESHOOTING SymptomProbable Cause Corrective Action / RemedySURFACE TEMPERATURE HIGH LIMIT CUT-OFF SECTION V - SERVICING & REPLACEMENT OF PARTSWARNING / CAUTION IMMERSION TEMPERATURE HIGH LIMIT CUT-OFF 1.Disconnect power from unit HEATING ELEMENTL1 L2 1 2 4 Interlocked for Non-SimultaneousOperation Non-Interlockedfor Simultaneous OperationSURFACE MOUNTED THERMOSTAT 1.Disconnect power from unit2.Remove access cover and locate thermostat Control WiresIMMERSION THERMOSTAT RELIEF VALVE SECTION VI - MISCELLANEOUS CHARTS AND FORMULAS ELEMENT CHART3500 4000FORMULAS TORQUE VALUES