Manuals / Reliance Water Heaters / Household Appliance / Water Heater

Reliance Water Heaters N85390NE, N71120NE Legend, MULTI FLUE 2 UNITS TWO TEMPERATURE

Models: N71120NE N85390NE

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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.

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

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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Reliance Water Heaters N85390NE, N71120NE instruction manual Legend, MULTI FLUE 2 UNITS TWO TEMPERATURE

Contents

Instruction Manual commercial gas water heatersMODELS N71120NE thru N85390NE/A Low NOx SERIES Table Of Contents Safe Installation, Use and Service APPROVALSDANGER Electrical Shock Hazard General Safety InformationFire or Explosion Hazard Fire and Explosion HazardGeneral Safety Information Explosion HazardGeneral Safety Information Improper installation, use and service may resultAbbreviations Used IntroductionQualified Installer or Service Agency Qualificationshigh limit switch FEATURES AND COMPONENTSthe Hydro Cannon self-cleaningsystem Low Gas Pressure SwitchTABLE 1. ROUGH-IN-DIMENSIONS installation considerationsRough In Dimensions TABLE 3. GAS AND ELECTRICAL CHARACTERISTICSlocating the water heater Installation ConsiderationsFire or Explosion Hazard clearancesINSULATION BLANKET Breathing Hazard - Carbon Monoxide Gasinstallation on combustible flooring HARD WATERFire and Explosion Hazard HIGH ALTITUDE INSTALLATIONSBreathing Hazard - Carbon Monoxide Gas FIGUREWATER TEMPERATURE CONTROL AND Mixing Valves Installation RequirementsPower Supply Gas pressure requirementsClosed Water Systems Temperature-pressurerelief valveDishwashing Machines Thermal ExpansionBreathing Hazard - Carbon Monoxide Gas Water Damage HazardBreathing Hazard - Carbon Monoxide Gas Contaminated AirConfined Space VENTING INSTALLATIONUnconfined Space ventingOutdoor 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 SpacesFigure TABLE 7. TECHNICAL DATA VENTING TYPE B GAS VENTMultiple Gas Fired Tank-TypeHeaters TABLE 8. TECHNICAL DATA VENTING Continued Water Damage Hazard water heater installationWater Piping Diagrams Water Line ConnectionsTUBE INLET INSTALLATION FIGURE heater wiring FIGUREPURGING GAS PIPINGTABLE 9 - GAS SUPPLY PIPE LENGTHS IN FEET GAS PRESSURE REGULATORADJUSTMENTS OPERATIONSEQUENCE OF OPERATION GENERALLIGHTING & OPERATION LABEL CHECKING VENTING CHECK THE IGNITER ASSEMBLYIGNITER ASSEMBLY MAIN BURNERCHECKING THE INPUT temperature-Pressurerelief Valve test mAINTENANCEremote storage tank temperature control Explosion HazardDraining and flushing Property Damage Hazardanode rod inspection TO DRAIN THE WATER HEATER STORAGE TANKDELIMING USING FLO-JUGMETHOD Chemical Hazardtank Cleanout Procedure Explosion Hazardsystem diagnostics ignition module systemHIGH WATER TEMPERATURE SHUT OFF SYSTEM SERVICEFor Your Information ELECTRICAL SERVICINGSEQUENCE OF OPERATION FLOW CHART FIGURECOMPLAINT operational checklistSERVICE AGENT CAUSEDiagrams water PipingMULTI FLUE - 1 UNIT WITH HORIZONTAL STORAGE TANK LEGENDPIPING CONFIGURATION AND OTHER DEVICES WARNING THIS DRAWING SHOWS SUGGESTEDCHECK WITH LOCAL CODES AND ORDINANCES PIPING CONFIGURATION AND OTHER DEVICESWARNING: THIS DRAWING SHOWS SUGGESTED FOR ADDITIONAL REQUIREMENTSMULTI FLUE - 2 UNITS LEGEND MULTI FLUE - 2 UNITS WITH VERTICAL STORAGE TANKNOTES 1.Preferred piping diagram LEGENDMULTI FLUE - 2 UNITS WITH HORIZONTAL STORAGE TANK PIPING CONFIGURATION AND OTHER DEVICESLEGEND WARNING: THIS DRAWING SHOWS SUGGESTEDMULTI FLUE 2 UNITS TWO TEMPERATURE LEGENDTANK TEMPERATURE CONTROL DRAIN MULTI FLUE 2 UNITS WITH BOOSTER TWO TEMPERATURETEMPERATURE & PRESSURE RELIEF VALVE FULL PORT BALL VALVE CHECK VALVE TEMPERATURE GAGELEGEND MULTI-FLUE3 UNITSMULTI-FLUE3 UNITS WITH VERTICAL STORAGE TANK LEGEND MULTI-FLUE3 UNITS WITH HORIZONTAL STORAGE TANKLEGEND MULTI FLUE FLUE 4 UNITSLEGEND MULTI-FLUE4 UNITS WITH VERTICAL STORAGE TANKLEGEND MULTI-FLUE4 UNITS WITH HORIZONTAL STORAGE TANKTHREE UNIT MANIFOLD KIT PART NO. MANIFOLD KITSTWO UNIT MANIFOLD KIT PART NO. FOUR UNIT MANIFOLD KIT PART NO.notes notes Page notes 6.CLAIM PROCEDURE Limited Warranty4.SERVICE AND REPAIR EXPENSES 1.THE TANK500 Tennessee Waltz Parkway, Ashland City, TN Tech Support Parts