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Hubbell Electric Heater Company
EMV Mixing Valve Inspection And Test Log Company, Date, Comments
Models:
EMV
1
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Troubleshooting
Install
Section Vi - Element Charts
Maintenance
Single Phase Heating Element
Disconnect power from unit
Temperature High Limit Switch
Page 11
Image 11
MIXING VALVE INSPECTION AND TEST LOG
COMPANY:
HEATER SERIAL NUMBER:
DATE
START-UP
SPIKE
OUTPUT
TEMPERATURE
COMMENTS
TESTED BY
11
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Image 11
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Contents
ELECTRIC HEATER COMPANY
BASE MODEL “ EMV ”
OPERATING AND MAINTENANCE MANUAL
FOR PACKAGED ELECTRIC TEPID WATER HEATING SYSTEM
WARNING / CAUTION
HUBBELL ELECTRIC HEATER COMPANY P.O. BOX
STRATFORD, CT PHONE 203 FAX
PAGE #
TABLE OF CONTENTS
SECTION
TITLE
Page
TANK
SECTION I - GENERAL DESCRIPTION AND CONSTRUCTION
GENERAL DESCRIPTION
CONSTRUCTION
DUAL TEMPERRATURE AND PRESSURE GAUGE
TEMPERATURE HIGH LIMIT SWITCH
MIXING VALVE
AUTOMATIC AIR VENT VALVE
High Temperature Alarm Dry Contacts
WARNING / CAUTION
SECTION II - INSTALLATION
Low Temperature Alarm Dry Contacts
PIPING INSTALLATION
WARNING / CAUTION
SECTION III - SCHEDULED MAINTENANCE AND OPERATION
ELECTRICAL INSTALLATION
MAINTENANCE AND OPERATION
ANNUAL INSPECTION
QUARTERLY INSPECTION
START-UP SPIKE
MIXING VALVE INSPECTION AND TEST LOG COMPANY
HEATER SERIAL NUMBER
DATE
Corrective Action / Remedy
SECTION IV - TROUBLESHOOTING
Symptom
Probable Cause
SURFACE TEMPERATURE HIGH LIMIT CUT-OFF
SECTION V - SERVICING & REPLACEMENT OF PARTS
WARNING / CAUTION
IMMERSION TEMPERATURE HIGH LIMIT CUT-OFF
SINGLE PHASE HEATING ELEMENT
3-PHASEHEATING ELEMENT
3-PHASEELEMENT JUMPER CONFIGURATION
IMMERSION THERMOSTAT
3.Disconnect two 2 14 gauge control circuit wires
MAGNETIC CONTACTOR 3-PHASEONLY
1.Disconnect power from unit
2.Disconnect line and load wires to contactor
RELIEF VALVE
RE-CALIBRATEMIXING VALVE
MIXING VALVE
3500
SECTION VI - ELEMENT CHARTS
SINGLE PHASE ELEMENT CHART
3-PHASEELEMENT CHART
