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

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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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Contents Electric Heater Company STRATFORD, CT Hubbell Electric Heater CompanyTable of Contents Section Title Page Tank Section I General Description and ConstructionTank Connections Heating ElementMagnetic Contactor Temperature High Limit SwitchControl Thermostat Options Outer Shell and InsulationIndividually Fused Elements Piping Installation Water Heater PlacementFilling the Heater Electrical InstallationFinal Checks Thermostat Setting Bulb and Capillary Immersion TypeMaintenance and Operation Section III Scheduled Maintenance and OperationFreezing Quarterly InspectionAnnual Inspection Symptom Probable Cause Corrective Action / Remedy Section IV TroubleshootingPage Surface Temperature High Limit CUT-OFF Section V Servicing & Replacement of PartsImmersion Temperature High Limit CUT-OFF Heating Element Page Immersion Thermostat Magnetic Contactor Relief Valve Formulas Section VI Miscellaneous Charts and Formulas Element ChartTorque Values

D specifications

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