American Water Heater HCG3 130T 300 instruction manual Circulation Pump Wiring Diagrams

Page 66

Circulation Pump Wiring Diagrams

CIRCULATING PUMP WIRING DIAGRAM

STORAGE TANK OR BUILDING RECIRCULATION

FIELD SUPPLIED TEMPERATURE CONTROL

INSTALLED IN THE STORAGE TANK

OR CIRCULATING LOOP RETURN LINE

NOTE: USE SEPARATE 120 VAC POWER

SUPPLY FOR PUMP CIRCUIT. DO NOT

SHARE POWER WITH APPLIANCE AS THIS

MAY CAUSE ELECTRICAL LINE NOISE AND

LEAD TO ERRATIC CONTROL SYSTEM

OPERATION.

L1 HOT

120 VAC

CIRC

POWER

PUMP

 

MOTOR

L2 NEUTRAL

Figure 63

CIRCULATING PUMP WIRING DIAGRAM

DISHWASHER LOOP WITH TOGGLE SWITCH

DISHWASHER

TOGGLE

SWITCH

NOTE: USE SEPARATE 120 VAC POWER SUPPLY FOR PUMP CIRCUIT. DO NOT SHARE POWER WITH APPLIANCE AS THIS MAY CAUSE ELECTRICAL LINE NOISE AND LEAD TO ERRATIC CONTROL SYSTEM OPERATION.

L1 HOT

120VAC POWER

L2 NEUTRAL

FIELD SUPPLIED TEMPERATURE CONTROL INSTALLED IN THE CIRCULATING LOOP RETURN LINE

CIRC

PUMP

MOTOR

Figure 64

66

Image 66
Contents Commercial gas water heaters Table Of Contents Safe Installation, Use and Service ANSI/NSF-5Optional General Safety Information PrecautionsHydrogen Gas Flammable Fire or Explosion Hazard Fire and Explosion HazardIntroduction Preparing For The InstallationQualified Installer or Service Agency Abbreviations UsedFeatures And Components Basic OperationTop View Top View ComponentsSide Views Recovery Capacities Installation ConsiderationsRough In Dimensions Gas Line Connection SizeClearance To Combustible Materials Service ClearanceLocating The Water Heater Intake Air and Vent Pipe ClearancesHard Water Extended Vent TerminationsOptional Concentric Terminations Circulation PumpsGas Pressure Requirements Installation RequirementsPower Supply Supply Gas LineClosed Water Systems Mixing ValvesDishwashing Machines Thermal ExpansionTemperature-Pressure Relief Valve Valve Discharge Pipe RequirementsContaminated Air Condensate DrainCombustible Material Storage Condensate Drain Water TrapAir Requirements Unconfined SpaceConfined Space Outdoor Air Through One Opening Fresh Air Openings For Confined SpacesOutdoor Air Through Two Openings Outdoor Air Through Two Horizontal DuctsPage Commonwealth of Massachusetts InspectionVenting Installation General Venting InformationGeneral Venting Instructions Venting Requirements Venting Installation Sequence Power Vent InstallationDirect Vent Installation Vertical Termination Installation Intake AIR Screen Balance PlateVertical Termination Direct Vent Sidewall Termination Installation Sidewall Termination InstallationConcentric Termination Installation Inch Concentric Termination Flat Roof ClearanceInch Concentric Termination Installation Inch Concentric Termination KITInch Concentric Termination Sidewall Installation Vent Pipe is 4 Inch Schedule 40 PVCFour Concentric Terminations TWO Concentric TerminationsThree Concentric Terminations Eight Concentric TerminationsMultiple Concentric Termination Arrangements Two Concentric TerminationsEight Concentric Terminations Power Vent Horizontal Venting ArrangementsDirect Vent Horizontal Direct Vent Vertical Vent Horizontal Intake Direct Vent Horizontal Vent Vertical IntakeDirect Vent Horizontal Concentric Termination Clearances Sidewall Power Vent Power VentTermination Clearances Sidewall Direct Vent Direct VentInstallation Notes Water Heater InstallationCondensate Drain Installation Installation InstructionsSupply Gas Line Sizing U. S. Units Supply Gas Line InstallationGas Line Sizing Supply Gas Line Sizing Metric UnitsSupply Gas Regulator Installation Gas Line Leak TestingGas Line Connection Enable/Disable Circuit Electrical WiringPower Supply Connections Connecting An External Supervisory ControlValve Discharge Pipe Water Piping DiagramsWater Line Connections Thermometers not SuppliedHigh Temperature Applications Temperature RegulationHigh Temperature Limit Control ECO Thermostat ControlControl System Navigation Control System OperationOverview User Input ButtonsStatus Icons Icon DescriptionControl System Menus Operating StatesState Description Menu DescriptionBack Help User Settings & Control System MenusUpdate Cancel Description/Action DisplayChange Back Help Display Settings Description/Action Heater Information Description/Action DisplayECO Back AdvancedView Back Help YESSelect Back Help UpdateService Contact Information NameStart Up Prior to Start upInitial Start Up Supply Gas Pressure Adjustment Multiple Appliance InstallationsManifold Gas Pressure Adjustment High Altitude Installations Checking The Firing RateTo Turn Off Gas Lighting The Water Heater Lighting & Operation LabelHoneywell Troubleshooting Installation ChecklistSequence Of Operation Sequence Of Operation Flow Chart YES noRough Starting, Rough Operation Operational ProblemsInstallation Errors Momentary IgnitionFault And Alert Conditions Fault And Alert Messages Possible Causes Check/Repair Displayed Fault/Alert MessageBlower Prover Failure General MaintenanceMaintenance Schedule Draining And FlushingFilling The Water Heater Sediment RemovalLime Scale Removal Temperature-Pressure Relief Valve Test Powered Anode RodsDrain Valve and Access Panels Vent SystemDiagrams CCB Central Control Board LayoutAHCG3 130T 300 Wiring Diagram User Interface ModulAHCG3 130T 400 Wiring Diagram UserCirculation Pump Wiring Diagrams Water Piping Diagrams Temperature & Pressure Tank Temperature ALT. Cold Water American Storage Tank Water Piping Diagrams Line Temperature Control HOT Water Outlet Pipe T&P to Open Drain Finished Floor Limited Warranty