A.O. Smith WATER HEATERS instruction manual Wiring Diagrams

Models: WATER HEATERS

1 20

Page 6

TURN OFF THE HEATER ELECTRICAL SUPPLY BEFORE SERVICING ANY ELECTRICAL COMPONENTS.

	A-9
C-2	A-9
TWO WIRE CIRCUIT FOR SINGLE	240 VOLT “OFF PEAK” NON-SIMULTANEOUS
ELEMENT HEATERS EQUIPPED	OPERATION BOTTOM ELEMENT ON SEPARATE
WITH HIGH LIMIT CONTROL	TIME CLOCK OR “OFF PEAK” METER

S-1

THREE WIRE CIRCUIT FOR

ELECTRIC CO. CO-OP

PROGRAMS

A-6

TWO WIRE CIRCUIT FOR

NON-SIMULTANEOUS OPERATION,

HAS SINGLE HIGH LIMIT CONTROL

FIGURE2.

Image 6

Contents

FOR POTABLE WATER HEATING ONLY NOT SUITABLE FOR RESIDENTIAL ELECTRICWATER HEATERS SPACE HEATINGsymbol indicates a potentially hazardous SAFE INSTALLATION, USE AND SERVICECAUTION used without the safety alert DANGERGENERAL SAFETY TABLE OF CONTENTS INTRODUCTION PREPARING FOR THE INSTALLATIONATTEMPTING TO INSTALL OR OPERATE THE WATER HEATER UPRIGHTS TYPICAL INSTALLATIONLOWBOYS COMPACTS TABLE TOPSWIRING DIAGRAMS MIXING VALVE USAGE FIGURE3FACTS TO CONSIDER ABOUT THE LOCATION INSTALLING THE NEW WATER HEATERLOCATING THE NEW WATER HEATER INSULATION BLANKETSTEMPERATURE-PRESSURERELIEF VALVE FIGURE4FIGURE5 FILLING THE WATER HEATERT&P VALVE and PIPE INSULATION On Selected Models FIGURE6Temperature TEMPERATURE REGULATIONTEMPERATUREADJUSTMENT Time to Produce 2nd & 3rdTHERMALEXPANSION PERIODIC MAINTENANCEFOR YOUR INFORMATION STRANGESOUNDSTEMPERATURE-PRESSURE RELIEF VALVE OPERATION DRAIN VALVE WASHER REPLACEMENTSERVICE DRAININGLEAKAGE CHECKPOINTS REPAIR PARTS LIST Part DescriptionSolution TROUBLESHOOTING GUIDELINESProblem CauseRESIDENTIAL ELECTRIC WARRANTY INSTALLATION INFORMATION SERVICE AND LABOR RESPONSIBILITYCLAIM PROCEDURE LIMITATION ON IMPLIED WARRANTIES