A.O. Smith BTH 120 - 250 warranty

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TWO TEMPERATURE - ONE HEATER HIGH TEMPERATURE

WITH RECIRCULATION OF SANITIZING LOOP

DANGER

TEMPERATURE SETTING SHOULD NOT EXCEED SAFE TEMPERATURE AT FIXTURES. SEE WATER TEMPERATURE CONTROL WARNING ON PAGE 5. IF HIGHER PREHEAT TEMPERATURES ARE NECESSARY TO OBTAIN ADEQUATE BOOSTER OUTPUT, ADD AN ANTI-SCALD VALVE FOR HOT WATER SUPPLIED TO FIXTURES.

CAUTION: IF BUILDING COLD WATER SUPPLY HAS A BACK-FLOW PREVENTER, CHECK VALVE OR WATER METER WITH CHECK VALVE PROVISIONS FOR THERMAL EXPANSION OF WATER IN THE HOT WATER SYSTEM MUST BE PROVIDED.

*PIPE RELIEF VALVE TO OPEN DRAIN

INSTALL IN ACCORDANCE WITH LOCAL CODES

NOTE 1: TOGGLE SWITCH CONTROLS 180°F WATER CIRCULATION. INSTALL ON OR CLOSE TO DISHWASHER. TOGGLE SWITCH MUST BE CLOSED (ON) DURING THE RINSE OPERATION AND OPEN (OFF) WHEN DISHWASHER IS NOT OPERATING OR WHEN ON LONG STANDBY.

NOTE 2: INSTALL LINE TEMPERATURE CONTROL IN AN UNINSULATED TEE BEYOND THE DISHWASHER TAKEOFF IN THE SANITIZING LOOP. CONTROL SHOULD BE SET AT 185°F.

NOTE 3: ADJUST PLUG COCK SO THE SANITIZING LOOP FLOW RATE DOES NOT CAUSE UNNECESSARY TURBULENCE IN THE TANK.

NOTE 4: IF TEMPERED WATER IS RECIRCULATED, RETURN LINE SHOULD BE CONNECTED AT POINT A.

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Contents Notify Owner to Keep for Future Reference Place These Instructions Adjacent to HeaterBTU ROUGH-IN -DIMENSIONS Cyclone XHE BTH 120Foreword Table of ContentsFeatures Water Temperature ControlHigh Limit Switch E.C.O Circulating Pump Installation InstructionsInsulation Blankets Dishwashing Machine RequirementMechanical Exhausting of Room AIR ClearancesHard Water AIR RequirementsPage Direct Vent Terminal Installation Direct VentingPVC Elbow with Mesh Screen Wooden Side Walls Installation SequenceVent Pipe Manufacturers Installation Instructions Masonry Side WallsInstallation of Vent System Vertical Vent Terminal InstallationControls and Switches Blower Prover SwitchVent Pipe Preparation GAS Piping System Connections Water Line Connections Heater Wiring Closed SystemBSR Board BTH 250 only Figure GAS Valve LED Flashing Self Diagnostic ControllerOperation Sequence of OperationFault Conditions Error CodesDisplay Flashes 05 when button is pressed Prior to Start UP Adjustment Procedure Operating InstructionsRequired Ability Initial START-UP For Your Safety Read Before Operating General Information MaintenanceSediment Removal Anode Inspection and ReplacementFlushing DrainingVent System Drain Valve and Access PanelsInstallation Diagrams Install in Accordance with Local Codes Page Page Page Manifold Kits TROUBLE-SHOOTING Checklist and Service InformationNoisy Burner Operation Replacement PartsMotor will not RUN Motor RUNS, Burner Lights Momentarily Then Locks OUTALL Other Parts Service and Repair ExpensesClaim Procedure TankSmith Water Products CO., INC

BTH 120 - 250 specifications

The A.O. Smith BTH 120 - 250 is a high-efficiency water heater designed for commercial and industrial applications, renowned for its advanced technology and durable construction. This model stands out for its ability to provide reliable hot water while minimizing energy consumption, making it an ideal choice for businesses looking to enhance operational efficiency.

One of the main features of the A.O. Smith BTH series is its innovative design that integrates cutting-edge condensing technology. This system maximizes energy use by capturing and reusing heat that would otherwise be lost in traditional water heating methods. As a result, the BTH 120 - 250 delivers exceptional thermal efficiency ratings, often exceeding 90%, thereby reducing overall operating costs.

The BTH series is available in various capacities, ranging from 120,000 to 250,000 BTU per hour, ensuring that it meets the diverse needs of different businesses. This flexibility allows for installation in a variety of settings, from small restaurants to large manufacturing facilities.

Another significant characteristic of the BTH 120 - 250 is its robust construction. Built with high-quality materials, this unit is designed to withstand the rigors of continuous use. Its stainless steel heat exchanger resists corrosion and scale build-up, providing longevity and reduced maintenance requirements.

Safety features are integrated into the BTH series as well. It includes an electronic ignition system that eliminates the need for a standing pilot light, enhancing operational safety and reducing energy waste. Additionally, the built-in diagnostic system allows for quick identification of issues, streamlining maintenance procedures.

The BTH series also emphasizes user-friendly operation. Equipped with advanced control options, operators can monitor and adjust performance settings effortlessly. The digital display provides real-time operational data, which can assist in optimizing performance and ensuring consistent hot water availability.

In summary, the A.O. Smith BTH 120 - 250 is an exceptional choice for commercial water heating, combining high efficiency, advanced technology, and robust durability. Its innovative design, safety features, and user-friendly controls position it as a trusted solution for businesses seeking reliable hot water systems. By investing in this model, operators can ensure optimal performance while enjoying significant energy savings over time.
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