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Hubbell Electric Heater Company MSE manual

Models: MSE

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Hubbell Electric Heater Company MSE manual

Contents

ELECTRIC HEATER COMPANY BASE MODEL “ MSE ”OPERATING AND MAINTENANCE MANUAL FOR MARINE ELECTRIC WATER HEATERSTRATFORD, CT PHONE: 203 FAX: 203 HUBBELL ELECTRIC HEATER COMPANY P.O. BOXWARNING / CAUTION PAGE # TABLE OF CONTENTSSECTION TITLEPage TANK Standard Tank Construction GENERAL DESCRIPTIONCONSTRUCTION SECTION I - GENERAL DESCRIPTION AND CONSTRUCTIONCONTROL THERMOSTAT TEMPERATURE HIGH LIMIT SWITCHLow Water Cut-Off MAGNETIC CONTACTOROUTER SHELL AND INSULATION OPTIONSDial Temperature and Pressure Gauge Fused Low Voltage TransformerVacuum Relief Valve Built-inCircuit Breaker On/Off SwitchElectro-MechanicalTimer Individually Fused ElementsSECTION II – INSTALLATION WATER HEATER PLACEMENTWARNING / CAUTION SECURING OF HEATERMounting Dimensions FILLING THE HEATER PIPING INSTALLATIONFINAL CHECKS ELECTRICAL INSTALLATIONQUARTERLY INSPECTION SECTION III - SCHEDULED MAINTENANCE AND OPERATIONMAINTENANCE AND OPERATION FREEZINGb.Close valve on hot water outlet piping ANNUAL INSPECTION1.Flush tank as follows a.Shut off power supply g.Turn power supply ON 15Corrective Action / Remedy SECTION IV – TROUBLESHOOTINGSymptom Probable Causeblock, if installed Faulty thermostatCheck thermostat adjustment settings at all timesSURFACE TEMPERATURE HIGH LIMIT CUT-OFF SECTION V - SERVICING & REPLACEMENT OF PARTSWARNING / CAUTION IMMERSION TEMPERATURE HIGH LIMIT CUT-OFF HEATING ELEMENT 1.Disconnect power from unitPage 3.Disconnect the two 2 14 gauge wires SURFACE MOUNTED THERMOSTAT1.Disconnect power from unit 2.Remove access cover and locate thermostatIMMERSION THERMOSTAT Control Wires Line Wires Load Wires 1.Disconnect power from unit2.Disconnect line and load wires to contactor 3.Disconnect two 2 14 gauge control circuit wiresRELIEF VALVE ELEMENT CHART SECTION VI - MISCELLANEOUS CHARTS AND FORMULASFORMULAS TORQUE VALUES SECTION VII – ABS TYPE APPROVAL PROGRAM Page Page