A.O. Smith BTX-80 SERIES 100 Typical Installation, Replacement Parts and Deliming Products

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VACUUM RELIEF
VALVE
*INSTALL PER
LOCAL CODES
* CAUTION HARNESS HAS 120 VAC. IN OPERATION.
** See “PLANNING THE VENT SYSTEM”, “CONDENSATE” and “BLOWER ASSEMBLY INSTALLATION” for more information.
***The side recirculation loop connections may not be used as the primary water inlet and outlet connections. For your convenience, plugs are installed in these fittings at the factory. Remove these plugs if needed for your specific installation. Otherwise (as with all connections) check for leaks while filling the tank with water and after completing the installation.
FIGURE 1 7

TYPICAL INSTALLATION

GET TO KNOW YOUR WATER HEATER - GAS MODELS

AVent Pipe

BAnode

CHot Water Outlet

D Outlet (120 VAC)

FGas Supply

GMain Manual Gas Shut Off Valve

HGround Joint Union J Dirt Leg

KOuter Door

LUnion

MInlet Water Shut Off Valve

NCold Water Inlet

OInlet Dip Tube

PTemperature & Pressure Relief Valve

Q

Rating Plate

H H

Bushing

R

Insulation

II

Nipple

S

Vent Terminal

JJ

Condensate Tee

T

Drain Valve

KK

Adapter

U

Igniter And Main Burner

LL

Plug

W

Drain Pan

MM

Vent Pipe Assembly #1

X

Control

NN

Vent Pipe Assembly #2

Y

Control Harness*

OO

Vent Pipe Assembly #3

AA

Motor & Blower

PP

Side Recirculation Loop

CC

Condensate Fitting

QQ

Inlet***

DD

(4 Places Shown)**

Side Recirculation Loop

Plastic Top

RR

Outlet*** (not shown)

EE

On/Off Switch

Vent Attenuation

FF

Exhaust Tee

SS

Assembly (VAA) (Optional)

GG

Elbow

Access Door

REPLACEMENT PARTS AND DELIMING

PRODUCTS

Replacement parts and recommended delimer may be ordered through authorized servicers or distributors. When ordering parts, provide complete model and serial numbers (see rating plate), quantity and name of part desired. Standard hardware items may be purchased locally.

SS

(SEE ACCESS

PANEL CAUTION)

W

PP

6(15cm)

MAXIMUM AIR GAP

TO A SUITABLE

DRAIN

CONDENSATE ASSEMBLY

(U)NATURAL GAS MAIN BURNER

WITH IGNITER ASSEMBLY

SIDE VIEW

(X)TEMPERATURE INDICATORS

TEMPERATURE ADJUSTMENT BUTTONS

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Contents 197086-004 Power Vented GAS Models W/HOT Surface IgnitionWhenever maintenance adjustment or service is required PrintedApprovals Safe INSTALLATION, USE and ServiceImportant Definitions General Safety Information General Safety Information Introduction Table of ContentsExemptions Installation of Carbon Monoxide DetectorsApproved Carbon Monoxide Detectors SignageReplacement Parts and Deliming Products Typical InstallationElbow Access Door Condensate Hose and Drain PAN Mixing Valves Recovery capacity based on 90% thermal efficiency ROUGH-IN-DIMENSIONSRough-In-Dimensions Capacity and Gas and Electrical CharacteristicsFacts to Consider About the Location Locating the NEW Water HeaterAir REQUIREMENTs Insulation BlanketsOutdoor Air Through Two Openings Unconfined SpaceConfined Space Fresh Air Openings For Confined SpacesOutdoor AIR Through TWO Vertical Ducts Outdoor AIR Through TWO Horizontal DuctsAIR from Other Indoor Spaces Space Heating and Potable Water System Installing the NEW Water HeaterChemical Vapor Corrosion Water PipingThermal Expansion Temperature-Pressure Relief ValveValve and Pipe Insulation if supplied Contact qualified installer or service agency High Altitude InstallationGas Piping Filling the Water Heater Sediment TrapsPer square inch 3.5 kPa Venting Vent Pipe AssemblyVent Pipe Termination Termination Clearances Sidewall Power VentCondensate Planning the Vent SystemBreathing Hazard Carbon Monoxide Gas Installation of Vent System Blower Assembly InstallationVent Terminal INSTALLATION, Sidewall Pointed in the correct position, see Figure Power Vent Wiring Schematic FigureChisel an opening approximately one half inch 1.3 cm larger Than the marked circleInstallation of Vertical Vent System Installation of Vent SYSTEM, SidewallVent attenuation assembly Flexible tubing Instruction sheet Vent Attenuation Assembly InstallationVertical VAA Installations Recommended Inch vent Vertical VAA Installations Recommended BRUSH* Size for Primer Cement Applications Vent Pipe PreparationStep G Step BStep E Step FDo not TRY to Light the Burner by Hand Power Before ServicingDo not try to light the burner by hand What to do if YOU Smell GASD E F Temperature RegulationTemperature Indicators Temperature Adjustment Buttons DisplayStart UP Conditions For Your InformationOperational Conditions Anode ROD Inspection Periodic MaintenanceOpen the water heater drain valve to flush the storage tank Temperature-Pressure Relief Valve TestKeep hands clear of drain To Flush the Water Heater Storage TankLeakage Checkpoints ServiceTrouble Shooting Troubleshooting GuidelinesUnplug ignitor assembly plug from control. Check resistance Ensure the flame sensor is clean use ultra fine steelTurn off power to the water heater Assembly if damaged or defectiveCheck vent temperature limit switch if it is determined Unplug the ignitor assembly plug from the control. CheckResistance of the black resistor wire between pins Assembly .2 If the reading taken is less than 100,000Troubleshooting Guidelines ALL Other Parts Service and Repair ExpensesClaim Procedure Tank

BTX-80 SERIES 100 specifications

The A.O. Smith BTX-80 Series 100 is a cutting-edge heating solution designed for effective and efficient water heating. This model is particularly well-suited for residential applications, offering an impressive balance of performance and energy efficiency.

One of the standout features of the BTX-80 Series 100 is its innovative design, which incorporates a high-efficiency condensing technology. This allows the unit to capture and utilize heat that would otherwise be lost in traditional systems, thereby maximizing energy usage and reducing overall operating costs. With an impressive energy factor (EF) rating, this water heater contributes to lower utility bills while promoting environmental sustainability.

The BTX-80 is equipped with a powerful 80-gallon tank, providing ample hot water for households of varying sizes. Its large capacity ensures that multiple appliances can operate simultaneously without running out of hot water, making it an ideal choice for families with high demand. The model also incorporates a robust heating element that ensures rapid recovery and maintains consistent water temperatures.

Safety and convenience are paramount in the design of the BTX-80. It features a comprehensive digital control system that allows users to set precision temperature settings according to their needs. The intuitive interface simplifies adjustments and monitoring, while safety mechanisms like temperature and pressure relief valves provide peace of mind during operation.

A.O. Smith has also prioritized quality and durability in the construction of the BTX-80 Series 100. The tank is made from high-quality materials and comes with a robust enamel coating that resists corrosion and extends its lifespan. Additionally, the unit is backed by a lengthy warranty, reflecting the manufacturer's confidence in its longevity.

Installation and maintenance are straightforward with the BTX-80, as it is designed to fit seamlessly into existing plumbing configurations. Furthermore, the unit operates quietly, ensuring minimal disruption in the home environment.

In conclusion, the A.O. Smith BTX-80 Series 100 stands out in the market as a reliable, energy-efficient, and user-friendly water heating solution. With its advanced technologies and emphasis on safety and durability, it proves to be a smart investment for any household looking to improve their hot water system.