American Water Heater Commercial Gas Water Heaters HCG3 199 & 250 Wiring Diagram, on J6 Plug

Page 69

A/HCG3 199 & 250 WIRING DIAGRAM

 

 

J6

U

J16

J5

IM

 

J4

 

C

J7

USER INTERFACE MODULE

CB (CENTRAL CONTROL BOARD)

J15 J10 J13 J2

LOW GAS

24 VAC

BLOCKED

BLOCKED

BLOWER

PRESSURE SWITCH

GAS VALVE

AIR INTAKE

EXHAUST

PROVER

1

 

 

 

 

13

 

 

 

 

2

 

 

 

 

15

 

 

 

 

4

 

 

 

 

14

 

 

 

 

5

 

 

 

 

10

 

 

 

 

6

 

 

 

 

7

 

 

 

 

8

11 ENABLE/DISABLE CIRCUIT JUMPER WIRE BETWEEN PINS

8 AND 11 ON J6 PLUG

 

 

1 BLACK

 

 

 

 

 

 

 

 

 

HOT SURFACE IGNITER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2 WHITE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FLAME SENSOR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RED

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1 RED (ECO)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2 BLACK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3 BLACK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UPPER TEMPERATURE PROBE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4 RED (ECO)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1 BLACK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2 BLACK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANODE 1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1 GREEN

 

 

LOWER TEMPERATURE PROBE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2 BLUE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANODE 2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PWM (pulse width modulation)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SPEED INSTRUCTION SIGNAL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WIRES FROM CCB TO BLOWER

 

 

 

 

 

 

 

NOTE: COMBUSTION BLOWER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MOTOR VFD (variable frequency drive).

 

 

 

 

 

 

 

 

 

3 WHITE/GREEN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ASSEMBLY CONSISTS OF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MOTOR, BLOWER AND INTEGRAL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VFD (variable frequency drive).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7 WHITE/BLUE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8 WHITE/BROWN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

120 VAC 1 Ø POWER

1

 

 

 

 

1

4 5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1 BLACK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

COMBUSTION

 

 

2 WHITE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLOWER

J3

J1

12 RED

2 GREEN

3 WHITE

GREEN

1 BLACK120 VAC HOT

3 WHITE 120 VAC NEUTRAL

4 YEL 24 VAC

4 YEL 24 VAC

TRANSFORMER 50VA

RGEEN

RGEEN

BLACK

 

RED

ON/OFF

 

 

 

 

 

WHITE

SWITCH

GROUND STRIP

BURNER GROUND

INSIDE CCB (BURNER BOLT) ENCLOSURE

JUNCTION BOX

GREEN

WHITE

BLACK

N

L

GROUND

120 VAC NEUTRAL

120 VAC HOT

Figure 67

69

Image 69
Contents DSSUHFLDWH\RXUFRQ¿GHQFHLQRXUSURGXFWV Installation Operation Service Maintenance Limited WarrantyAmerican Water Heater 7KDQN\RXIRUEX\LQJWKLVHQHUJ\HI¿FLHQWZDWHUKHDWHUTable of Contents Approvals Safe INSTALLATION, USE and ServiceSRWHQWLDOHSRVXUHWRVXFKVXEVWDQFHV KHDWHUVFRYHUHGLQWKLVPDQXDOPrecautions General Safety InformationGrounding Instructions Hydrogen GAS FlammableFire or Explosion Hazard Installing, using or servicing Water heaterQualified Installer or Service Agency Preparing for the InstallationIntroduction Abbreviations UsedBasic Operation Features and ComponentsHCG3 120 & 150 Components TOP ViewsHCG3 199 & 250 Components ,QWDNHDLUFRQQHFWLRQLQFK39& 3RZHUHGDQRGHURGV7KHZDWHUKHDWHU¶VFRYHUHGLQWKLV  DWHURXWOHWSLSH´137FRQQHFWLRQ Side Views9HQWFRQQHFWLRQ HKDXVWHOERZ LQFK39& RQSDJHDQG&RQGHQVDWHUDLQ,QVWDOODWLRQRQSDJHRough in Dimensions Installation ConsiderationsTOP Views FrontGAS Pressure Requirements Recovery CapacitiesLocating the Water Heater GAS Line Connection SizeOptional Concentric Terminations Extended Vent TerminationsHard Water Circulation PumpsPower Supply Installation RequirementsGAS Supply Systems Supply GAS RegulatorDishwashing Machines Mixing ValvesClosed Water Systems Thermal ExpansionValve Discharge Pipe Requirements TEMPERATURE-PRESSURE Relief ValveCombustible Material Storage Condensate DrainContaminated AIR Condensate Drain Water TrapUnconfined Space AIR RequirementsConfined Space Unusually Tight ConstructionOutdoor AIR Through TWO Openings Fresh AIR Openings for Confined SpacesOutdoor AIR Through ONE Opening Outdoor AIR Through TWO Horizontal DuctsAIR from Other Indoor Spaces Outdoor AIR Through TWO Vertical DuctsRXWGRRUV6HHLJXUH WKDQLQFKHV FP Commonwealth of Massachusetts Inspection Installation of Carbon Monoxide DetectorsApproved Carbon Monoxide Detectors SignagePower Vent Configuration Venting InstallationGeneral Venting Information General Venting InstructionsINSPECT/ADJUST Intake AIR TEE Fitting Adjustment ProcedureHCG3 100T 199 & SUF 250 Intake AIR Connection Venting Requirements Venting Installation Sequence Power Vent InstallationDirect Vent Installation Field Supplied Factory Installed Intake AIR Connection Supplied Installed Intake AIRRemove for Direct Vent Pipe FieldVertical Termination Installation Vertical Termination Direct Vent Vertical Terminations InstallationVertical Terminations Flat Roof Clearance Field Supplied STRAP/SUPPORTSidewall Termination Installation Sidewall Termination InstallationSDVVWKURXJKWKHZDOO OHDVWLQFKHV FP 6HHLJXUHConcentric Termination Flat Roof Clearance Concentric Termination InstallationQDWLRQDOFRGHVPXVWEHPDLQWDLQHG VDPHORFDWLRQInch Concentric Termination KIT Inch Concentric Termination InstallationThree Concentric Terminations TWO Concentric TerminationsFour Concentric Terminations Eight Concentric TerminationsTwo Concentric Terminations Multiple Concentric Termination ArrangementsEight Concentric Terminations JURXSVGHSHQGLQJRQDYDLODEOHVSDFHPower Vent Horizontal Venting ArrangementsDirect Vent Horizontal Direct Vent Vertical Vent Horizontal Intake Direct Vent Horizontal Vent Vertical IntakeDirect Vent Horizontal Concentric Power Vent Termination Clearances Sidewall Power VentDirect Vent Termination Clearances Sidewall Direct VentCondensate Drain Installation Water Heater InstallationInstallation Notes Installation InstructionsGAS Line Sizing Supply GAS Line InstallationSupply GAS Line Sizing U. S. Units Supply GAS Line Sizing Metric UnitsGAS Line Leak Testing PurgingGAS Line Connection Power Supply Connections Electrical WiringENABLE/DISABLE Circuit Connecting An External Supervisory ControlWater Line Connections Valve Discharge Pipe Water Piping DiagramsThermometers not Supplied Water Potable Heating and Space HeatingHigh Temperature Limit Control ECO Temperature RegulationHigh Temperature Applications Thermostat ControlOverview Control System OperationControl System Navigation Menu HelpIcon Description Status IconsState Description Operating StatesControl System Menus Menu DescriptionUser Settings & Control System Menus Update CancelBack Help Change Back Help Day 0 hrs 0 mins Elapsed TimeBurner On Time Hrs 22 minsView Back Help Back AdvancedECO YesnoSelect Back Help UpdateName Your Company Name HereStart UP Prior to Start UPInitial Start UP GAS Valve TOP View GAS Valve / Venturi Assembly TOP ViewGAS Valve Side View GAS Valve TOP Detail ViewMultiple Water Heater Installations Supply GAS Pressure AdjustmentManifold GAS Pressure Adjustment PDQXDOIRUIXUWKHUDVVLVWDQFH‡  VHFRQGVLQRQHKRXU Checking the Firing Rate High Altitude InstallationsTo Turn OFF GAS FLUFXPVWDQFHVLighting the Water Heater On/Off SwitchLighting & Operation Labels DQGRSHUDWLQJWKHZDWHUKHDWHUTank Temperature 103F Operating Set Point 120F Do not TRY to Light the Burner by HandMenu Help Installation Checklist Sequence of Operation TroubleshootingYES no Sequence of Operation Flow ChartInstallation Errors Operational ProblemsRough STARTING, Rough Operation Momentary IgnitionFault and Alert Conditions Possible Causes CHECK/REPAIR Displayed FAULT/ALERT Message Back AdvancedHeater Information menu see Heater Information on No Anode Voltage Blower Prover FailureMaintenance General Maintenance ScheduleDraining and Flushing Sediment Removal Filling the Water HeaterLime Scale Removal Manual Lime Scale RemovalDrain Valve and Access Panels Powered Anode RodsTEMPERATURE-PRESSURE Relief Valve Test Vent SystemS1 Dipswitch DiagramsCCB Central Control Board Layout Changing Number of Ignition Trials Before Lock OUTTransformer 50VA HCG3 120 & 150 Wiring DiagramON/OFF Ground VAC Neutral VAC HOTHCG3 199 & 250 Wiring Diagram 11 on J6 PlugGround Strip Burner Ground Inside CCB Burner Bolt Enclosure Circulation Pump Wiring Diagrams Line Temperature Control HOT Water Return Water Piping DiagramsHOT Water Outlet Pipe T&P to Open Drain Finished Floor Cold Water Supply Expansion Tank6HHDWHU/LQH&RQQHFWLRQVRQSDJH 6HH&ORVHG6\VWHPVDQG7KHUPDOSDQVLRQRQSDJHHIRUHLQVWDOODWLRQRIZDWHUSLSLQJUHYLHZWKHIROORZLQJ 6HH0LLQJ9DOYHVRQSDJHStorage Tank HOT Water OutletPipe T&P to Open Drain Finished Floor Storage Tanktemperature Water Piping Diagrams Open Drain HOT Water Return Cold Water Supply Expansion Tank Temperature & Pressure HOT Water Outlet Pipe T&P to Open Drain Finished FloorFull Port Ball Valve 6&XVWRPHUV Page ZZZDPHULFDQZDWHUKHDWHUFRP

AHCG/HCG3 60T 120 - AHCG3/HCG3 100T 250, Commercial Gas Water Heaters specifications

American Water Heater's Commercial Gas Water Heaters, particularly the AHCG/HCG3 60T 120 and AHCG3/HCG3 100T 250 models, stand out in the market for their impressive performance and reliable efficiency. Designed to meet the demanding needs of commercial applications, these gas water heaters provide an optimal solution for businesses requiring consistent hot water supply.

One of the main features of the AHCG/HCG3 series is its exceptional heat capacity. The models are engineered to deliver high recovery rates, ensuring that adequate hot water is available even during peak demand periods. The AHCG/HCG3 60T 120 can yield a robust output, ideal for smaller to medium-sized facilities, while the AHCG3/HCG3 100T 250 is designed for larger operations that require enhanced capacity.

These water heaters incorporate innovative technologies to maximize efficiency. The use of a high-efficiency burner system significantly reduces gas consumption, earning these models an Energy Factor rating that complies with modern energy standards. Additionally, the inclusion of a direct vent design allows for safe and efficient exhaust management, further promoting the energy-saving capabilities of these units.

The design of these commercial water heaters prioritizes durability and longevity. Constructed with heavy-duty components, including a corrosion-resistant water tank, these models are built to last, reducing the need for frequent replacements and maintenance. They also feature an advanced control system that monitors and adjusts the operation for optimal performance, enhancing user experience while decreasing operational costs.

Another notable characteristic of the AHCG/HCG3 series is their flexibility in installation. Both the 60T 120 and the 100T 250 models offer various venting options, which means they can easily fit into the existing infrastructure of many commercial facilities. This versatility facilitates a seamless integration process, saving time and resources during installation.

With a commitment to providing effective hot water solutions, American Water Heater continues to innovate, making the AHCG/HCG3 series a valuable addition to any commercial establishment. From restaurants to laundromats and beyond, these gas water heaters deliver reliable performance, ensuring that businesses can operate smoothly and efficiently.