American Water Heater ABCG3 instruction manual Multi Flue 2 Units TWO Temperature

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MULTI FLUE (2 UNITS) TWO TEMPERATURE

WARNING: THIS DRAWING SHOWS SUGGESTED PIPING CONFIGURATION AND OTHER DEVICES; CHECK WITH LOCAL CODES AND ORDINANCES FOR ADDITIONAL REQUIREMENTS.

42

1st HEATER

HOT WATER

TO FIXTURES

HOT WATER

RETURN

COLD WATER

SUPPLY

LEGEND

TEMPERATURE & PRESSURE

RELIEF VALVE

PRESSURE RELIEF VALVE

CIRCULATING PUMP

TANK TEMPERATURE CONTROL

DRAIN

BOOSTER WATER

TO FIXTURES

PRE-HEATED

WATER TO

BOOSTER

BOOSTER

HEATER

FULL PORT BALL VALVE

CHECK VALVE

TEMPERATURE GAGE

WATER FLOW SWITCH

EXPANSION TANK

BOOSTER WATER RETURN

 

NOTES:

1.Preferred piping diagram.

2.The temperature and pressure relief valve setting shall not exceed pressure rating of any component in the system.

3.Service valves are shown for servicing unit. However, local codes shall govern their usage.

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Contents Commercial gas water heaters Table Of Contents Safe Installation, Use and Service ApprovalsGeneral Safety Information Fire and Explosion HazardPrecautions Hydrogen Gas Flammable Grounding InstructionsAbbreviations Used Qualified Installer or Service AgencyIntroduction QualificationsLow Gas Pressure Switch Eliminator self-cleaning systemHigh Limit Switch Electronic Ignition ControlROUGH-IN-DIMENSIONS Installation considerationsRough In Dimensions Recovery CAPACITIES, based on 80% efficiencyLocating the Water Heater ClearancesInstallation on Combustible Flooring Insulation BlanketCirculation pumps High Altitude Installations Installation Requirements Closed Water Systems Temperature-Pressure Relief ValveDishwashing Machines Thermal ExpansionContaminated Air Air RequirementsValve Discharge Pipe Requirements Unconfined Space Confined SpaceVenting Outdoor Air Through Two Openings Multiple Heater ManifoldFresh Air Openings for Confined Spaces Outdoor Air Through One OpeningOutdoor Air Through Two Vertical Ducts Air From Other Indoor SpacesTechnical Data Venting Multiple Gas Fired Tank-Type HeatersTechnical Data Venting Water heater installation Water Line ConnectionsValve Discharge Pipe Installation Diagrams Top Inlet/Outlet Usage Tube Inlet InstallationHeater Wiring Purging Gas Line Leak TestingGas Piping Gas Meter Size Natural Gases OnlyStart Up Prior to Start UpInitial Start Up Gas Valves Water Temperature AdjustmentChecking Venting Checking the InputSequence of Operation Lighting & Operation LabelSequence of Operation Flow Chart Maintenance Draining and Flushing Hot Water OdorAnode Rod Inspection To Drain the Water Heater Storage TankDeliming Solvents Tank Cleanout ProcedureDeliming Using FLO-JUG Method ExampleChemical Hazard System Diagnostics Ignition Module SystemElectrical Servicing Start Up Conditions High Water Temperature Shut Off SystemFor Your Information Operational ConditionsTroubleshooting Qualified Service AgencyComplaint Cause Remedy User Diagrams Water PipingTemperature & Pressure Temperature & Pressure Relief Valve Circulating Pump Multi Flue 2 Units Multi Flue 2 Units with Vertical Storage Tank Multi Flue 2 Units with Vertical Storage Tank Return from Multi Flue 2 Units TWO Temperature Multi Flue 2 Units with Booster TWO Temperature MULTI-FLUE 3 Units MULTI-FLUE 3 Units with Vertical Storage Tank MULTI-FLUE 3 Units with Horizontal Storage Tank Multi Flue Flue 4 Units MULTI-FLUE 4 Units with Vertical Storage Tank MULTI-FLUE 4 Units with Horizontal Storage Tank Manifold Kits ALL Other Parts Service and Repair ExpensesClaim Procedure Conditions and Exceptions