American Water Heater ABCG3 instruction manual Multi Flue 2 Units

Page 38

LEGEND

MULTI FLUE - (2 UNITS)

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

HOT WATER

TO FIXTURES

38

TEMPERATURE & PRESSURE RELIEF VALVE

PRESSURE RELIEF VALVE

CIRCULATING PUMP

TANK TEMPERATURE CONTROL

DRAIN

FULL PORT BALL VALVE

CHECK VALVE

TEMPERATURE GAGE

WATER FLOW SWITCH

PIPE T&P TO	PIPE T&P TO
OPEN DRAIN	OPEN DRAIN

HOT WATER

RETURN

COLD WATER

SUPPLY

EXPANSION

TANK

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.

Image 38

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 ClearancesCirculation pumps Installation on Combustible FlooringInsulation Blanket High Altitude Installations Installation Requirements Closed Water Systems Temperature-Pressure Relief ValveDishwashing Machines Thermal ExpansionValve Discharge Pipe Requirements Contaminated AirAir Requirements Venting Unconfined SpaceConfined Space 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 Valve Discharge Pipe Water heater installationWater Line Connections Installation Diagrams Top Inlet/Outlet Usage Tube Inlet InstallationHeater Wiring Purging Gas Line Leak TestingGas Piping Gas Meter Size Natural Gases OnlyInitial Start Up Start UpPrior to 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 Electrical Servicing System DiagnosticsIgnition Module System Start Up Conditions High Water Temperature Shut Off SystemFor Your Information Operational ConditionsComplaint Cause Remedy User TroubleshootingQualified Service Agency 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