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Hubbell Electric Heater Company SE manual Surface Mounted Thermostat, Disconnect power from unit

Models: SE

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SURFACE MOUNTED THERMOSTAT

1.Disconnect power from unit.

2.Remove access cover and locate thermostat.

3.Disconnect the two (2) 14 gauge wires.

Control Wires

4. Remove two (2) mounting screws.

Mounting Screws

5. Replace thermostat using the reverse procedure.

Page 20

Image 20

Hubbell Electric Heater Company SE manual Surface Mounted Thermostat, Disconnect power from unit, Mounting Screws

Contents

BASE MODEL “ SE ” OPERATING AND MAINTENANCE MANUAL FORCOMMERCIAL ELECTRIC WATER HEATER ELECTRIC HEATER COMPANYWARNING / CAUTION HUBBELL ELECTRIC HEATER COMPANY P.O. BOXSTRATFORD, CT PHONE: 203 FAX: 203 TABLE OF CONTENTS SECTIONTITLE PAGE #Page GENERAL DESCRIPTION CONSTRUCTIONSECTION I - GENERAL DESCRIPTION AND CONSTRUCTION TANK Standard Tank ConstructionTEMPERATURE HIGH LIMIT SWITCH CONTROL THERMOSTATMAGNETIC CONTACTOR OUTER SHELL AND INSULATIONOPTIONS Low Water Cut-OffVacuum Relief Valve Dial Temperature and Pressure GaugeFused Low Voltage Transformer On/Off Switch Electro-MechanicalTimerIndividually Fused Elements Built-inCircuit BreakerWATER HEATER PLACEMENT PIPING INSTALLATIONWARNING / CAUTION SECTION II – INSTALLATIONFINAL CHECKS ELECTRICAL INSTALLATIONFILLING THE HEATER 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 13 b.Close valve on hot water outlet pipingSECTION IV – TROUBLESHOOTING SymptomProbable Cause Corrective Action / RemedyWater temperature below Faulty thermostatCheck thermostat adjustment settings at all timesWARNING / CAUTION SECTION V - SERVICING & REPLACEMENT OF PARTSSURFACE TEMPERATURE HIGH LIMIT CUT-OFF IMMERSION TEMPERATURE HIGH LIMIT CUT-OFF 1.Disconnect power from unit HEATING ELEMENTPage SURFACE MOUNTED THERMOSTAT 1.Disconnect power from unit2.Remove access cover and locate thermostat 3.Disconnect the two 2 14 gauge wiresIMMERSION THERMOSTAT 1.Disconnect power from unit 2.Disconnect line and load wires to contactor3.Disconnect two 2 14 gauge control circuit wires Control Wires Line Wires Load WiresRELIEF VALVE FORMULAS SECTION VI – MISCELLANEOUS CHARTS AND FORMULASELEMENT CHART TORQUE VALUES