Hubbell Electric Heater Company MSE guide

IMMERSION TEMPERATURE HIGH LIMIT CUT-OFF

1.Disconnect power from unit.

2.Remove access cover.

3.Remove high limit cover screw and cover.

Cover

Cover Screw

Reset Switch

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

Wires

Capillary Tube

5. Remove capillary tube and bulb from thermowell

6. Remove two (2) mounting screws.

Mounting Screws

7.Remove control and install new high limit switch by performing above

steps in reverse order. (Note: Be sure to place capillary tube into slot in base prior to installing cover.)

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Image 19

Hubbell Electric Heater Company MSE manual Immersion Temperature High Limit CUT-OFF

Contents

Electric Heater Company BOX Hubbell Electric Heater CompanySTRATFORD, CT Table of Contents Section Title Page Heating Element Section I General Description and ConstructionTank Tank Connections Control Thermostat Temperature High Limit Switch Low Water Cut-Off Magnetic ContactorOuter Shell and Insulation Options Fused Low Voltage Transformer Dial Temperature and Pressure GaugeVacuum Relief Valve Built-in Circuit Breaker On/Off SwitchElectro-Mechanical Timer Individually Fused Elements Securing of Heater Water Heater Placement Mounting Dimensions Filling the Heater Piping Installation Final Checks Electrical Installation Quarterly Inspection Section III Scheduled Maintenance and OperationMaintenance and Operation Freezing Annual Inspection Symptom Probable Cause Corrective Action / Remedy Section IV TroubleshootingPage Surface Temperature High Limit CUT-OFF Section V Servicing & Replacement of Parts Immersion Temperature High Limit CUT-OFF Heating Element Page Surface Mounted Thermostat Immersion Thermostat Magnetic Contactor Relief Valve Formulas Section VI Miscellaneous Charts and Formulas Element Chart Torque Values Section VII ABS Type Approval Program Page Page