American Water Heater HCG3 130T 300 Introduction, Abbreviations Used, Qualifications

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Introduction

Thank You for purchasing this water heater. Properly installed and maintained, it should give you years of trouble free service.

Abbreviations Used

Abbreviations found in this Instruction Manual include :

ANSI - American National Standards Institute

ASME - American Society of Mechanical Engineers

GAMA - Gas Appliance Manufacturer’s Association

NEC - National Electrical Code

NFPA - National Fire Protection Association

UL - Underwriters Laboratory

CSA - Canadian Standards Association

Qualifications

Qualified Installer or Service Agency

Installation and service of this water heater requires ability equivalent to that of a Qualified Agency (as defined by ANSI below) in the field involved. Installation skills such as plumbing, air supply, venting, gas supply and electrical supply are required in addition to electrical testing skills when performing service.

ANSI Z223.1 2006 Sec. 3.3.83: “Qualified Agency” - “Any individual, firm, corporation or company that either in person or through a representative is engaged in and is responsible for (a) the installation, testing or replacement of gas piping or (b) the connection, installation, testing, repair or servicing of appliances and equipment; that is experienced in such work; that is familiar with all precautions required; and that has complied with all the requirements of the authority having jurisdiction.”

If you are not qualified (as defined by ANSI above) and licensed or certified as required by the authority having jurisdiction to perform a given task do not attempt to perform any of the procedures described in this manual. If you do not understand the instructions given in this manual do not attempt to perform any procedures outlined in this manual.

Preparing For The Installation

1.Read the entire manual before attempting to install or operate the water heater. Pay close attention to the General Safety Information on page 4 and 5. If you don’t follow the safety rules, the water heater may not operate safely. It could cause property damage, injury and/or death.

This manual contains instructions for the installation, operation, and maintenance of the water heater. It also contains warnings throughout the manual that you must read and be aware of. All warnings and all instructions are essential to the proper operation of the water heater and your safety.

Detailed installation diagrams are also found in this manual. These diagrams will serve to provide the installer with a reference. It is essential that all venting, water piping, gas piping and wiring be installed as shown.

Particular attention

should be given to the

installation

of thermometers at

the locations indicated in

the piping

diagrams as these are necessary for checking the operation of the water heater.

The principal components of the water heater are identified in Features And Components on page 7 in this manual. Use this reference to locate and identify various components on the water heater.

See the Installation Checklist and Troubleshooting on page

54.By using this checklist the user may be able to make minor operational adjustments and avoid unnecessary service calls. However, service and diagnostic procedures should only be performed by a Qualified Service Agency.

Note: Costs to correct installation errors are not covered under the limited warranty.

2.Be sure to turn off power when working on or near the electrical system of the water heater. Never touch electrical components with wet hands or when standing in water.

3.The installation must conform to all instructions contained in this manual and the local code authority having jurisdiction. These shall be carefully followed in all cases. Authorities having jurisdiction should be consulted before installation begins if there are any questions regarding compliance with local, state or national codes.

In the absence of local codes, the installation must comply with the current editions of the National Fuel Gas Code, ANSI Z223.1/NFPA 54 and the National Electrical Code, NFPA 70 or CAN/CSA-B149.1, the Natural Gas and Propane Installation Code and CSA C22.1, the Canadian Electrical Code. All documents are available from the Canadian Standards Association, 8501 East Pleasant Valley Road, Cleveland, OH 44131. NFPA documents are also available from the National Fire Protection Association, 1 Batterymarch Park, Quincy, MA 02269.

4.If after reading this manual you have any questions or do not understand any portion of the instructions, call the toll free number on the back cover of this manual for technical assistance. In order to expedite your request, please have the full Model, Serial and Series number of the water heater you are working with available for the technician. This information is located on the water heater’s rating label.

5.Carefully plan the placement of the water heater. Examine the location to ensure that it complies with the requirements in Locating The Water Heater on page 11 and the Rough In Dimensions on page 10.

6.For installation in California this water heater must be braced or anchored to avoid falling or moving during an earthquake. See instructions for correct installation procedures. Instructions may be obtained from California Office of the State Architect, 1102 Q Street, Suite 5100, Sacramento, CA 95811.

7.Massachusetts Code requires this water heater to be installed in accordance with Massachusetts 248-CMR 2.00: State Plumbing Code and 248-CMR 5. See Commonwealth of Massachusetts on page 20.

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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