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

Hubbell Electric Heater Company manual Base Model “ A ”, Operating And Maintenance Manual For

Models: A

1 27

Download 27 pages 33.87 Kb

Page 1

Image 1

OPERATING AND MAINTENANCE MANUAL FOR

ELECTRIC BOOSTER HEATER

ELECTRIC HEATER COMPANY

BASE MODEL “ A ”

Page 1

Image 1

Hubbell Electric Heater Company manual Base Model “ A ”, Operating And Maintenance Manual For, Electric Booster Heater

Contents

OPERATING AND MAINTENANCE MANUAL FOR BASE MODEL “ A ”ELECTRIC BOOSTER HEATER ELECTRIC HEATER COMPANYSTRATFORD, CT PHONE 203 FAX HUBBELL ELECTRIC HEATER COMPANY P.O. BOXWARNING / CAUTION SECTION TABLE OF CONTENTSTITLE PAGE #Page CONSTRUCTION GENERAL DESCRIPTIONSECTION I - GENERAL DESCRIPTION AND CONSTRUCTION TANKCONTROL THERMOSTAT TEMPERATURE HIGH LIMIT SWITCHMAGNETIC CONTACTOR OUTER SHELL, INSULATION, AND SUPPORTSDial Temperature and Pressure Gauge ON/OFF SWITCHFUSED LOW VOLTAGE TRANSFORMER OPTIONSStainless Steel Outer Jacket Pressure Reducing ValveStainless Steel Legs PIPING INSTALLATION WATER HEATER PLACEMENTWARNING / CAUTION SECTION II - INSTALLATIONFILLING THE HEATER ELECTRICAL INSTALLATIONFINAL CHECKS Page Page 1 - Terminal Block 2 - Magnetic Contactor 8 - Illuminated On/Off Switch3 - Heating Element 4 - Low Water Cut-Off,if suppliedPage MAINTENANCE AND OPERATION SECTION III - SCHEDULED MAINTENANCE AND OPERATIONFREEZING QUARTERLY INSPECTION1.Flush tank as follows a.Shut off power supply ANNUAL INSPECTIONg.Turn power supply ON b.Close valve on hot water outlet pipingSymptom SECTION IV - TROUBLESHOOTINGProbable Cause Corrective Action / RemedyFaulty thermostat Water temperature belowCheck thermostat adjustment settings at all timesSURFACE TEMPERATURE HIGH LIMIT CUT-OFF SECTION V - SERVICING & REPLACEMENT OF PARTSWARNING / CAUTION HEATING ELEMENT 1.Disconnect power from unitIMMERSION THERMOSTAT 2.Disconnect line and load wires to contactor 1.Disconnect power from unit3.Disconnect two 2 14 gauge control circuit wires Control Wires Line Wires Load WiresRELIEF VALVE ELEMENT CHART SECTION VI - MISCELLANEOUS CHARTS AND FORMULAS3500 4000FORMULAS TORQUE VALUES