Manuals / Hubbell Electric Heater Company / Household Appliance / Water Heater

Hubbell Electric Heater Company E manual Formulas

Models: E

1 23

Download 23 pages 2.7 Kb

Page 22

FORMULAS

FORMULAS

22

Image 22

Hubbell Electric Heater Company E manual Formulas

Contents

COMMERCIAL ELECTRIC WATER HEATER BASE MODEL “ E ”OPERATING AND MAINTENANCE MANUAL FOR ELECTRIC HEATER COMPANYSTRATFORD, CT PHONE 203 FAX HUBBELL ELECTRIC HEATER COMPANY P.O. BOXWARNING / CAUTION TITLE TABLE OF CONTENTSSECTION PAGE #Page SECTION I - GENERAL DESCRIPTION AND CONSTRUCTION GENERAL DESCRIPTIONCONSTRUCTION TANK Standard Tank ConstructionTEMPERATURE HIGH LIMIT SWITCH CONTROL THERMOSTATOUTER SHELL AND INSULATION Dial Temperature and Pressure GaugeElectro-MechanicalTimer OPTIONSWARNING / CAUTION WATER HEATER PLACEMENTPIPING INSTALLATION SECTION II - INSTALLATIONFILLING THE HEATER ELECTRICAL INSTALLATIONFINAL CHECKS FREEZING SECTION III - SCHEDULED MAINTENANCE AND OPERATIONMAINTENANCE AND OPERATION QUARTERLY INSPECTIONg.Turn power supply ON ANNUAL INSPECTION1.Flush tank as follows a.Shut off power supply b.Close valve on hot water outlet pipingProbable Cause SECTION IV - TROUBLESHOOTINGSymptom 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 Operation2.Remove access cover and locate thermostat SURFACE MOUNTED THERMOSTAT1.Disconnect power from unit Control WiresIMMERSION THERMOSTAT RELIEF VALVE 3500 SECTION VI - MISCELLANEOUS CHARTS AND FORMULASELEMENT CHART 4000FORMULAS TORQUE VALUES