A.O. Smith BTI 120 warranty Sequence of Operation Flow Chart, Yes

Page 30

SEQUENCE OF OPERATION FLOW CHART

Description of this flow chart can be found in the “SEQUENCE OF OPERATION” section found on page 23.

Switch power on

Ignition

 

 

Control Board

 

 

to unit.

opens Gas

 

 

 

Valve.

 

 

Thermostat calls

Ignition Control

 

 

Board shuts off

 

 

for heat.

Silicon Nitride

 

 

 

Ignitor after

 

 

 

3 seconds

 

 

Ignition Control

Ignition Control

 

 

Board performs

Board waits 3 more

 

 

diagnostic check on

seconds to

 

 

components

monitor Flame

 

 

 

Sensor.

 

 

Ignition Control

 

 

 

Board sends power

 

 

 

to Exhaust Inducer

 

 

Ignition Control

 

Did Main

 

 

NO

Board shuts off Gas

 

Burner Light?

 

Valve and allows the

 

 

 

Exhaust Inducer to

 

 

 

purge appliance for

 

 

 

20 seconds.

Exhaust Inducer

 

 

 

engages Prover

 

 

 

Switch

 

 

 

 

YES

 

 

 

Ignition Control

 

 

Ignition Control

Board monitors

 

 

units until T’Stat

 

 

Board provides

is satisfied.

 

 

power to Silicon

 

 

 

Nitride Ignitor

 

 

 

Silicon Nitride

 

 

 

Ignitor

 

 

 

warms up for

 

 

 

20 seconds

 

 

 

 

30

 

 

Image 30
Contents Models BTI 120 Thru 400/A Commercial GAS, GLASS-LINED, TANK-TYPE Water HeaterROUGH-IN-DIMENSIONS Front View TOP View Back View ROUGH-IN-DIMENSIONSGasand Electrical Characteristics Table of Contents ForewordGeneral Safety Information Features High Altitude InstallationsHigh Limit Switch Circulating Pump Electronic Ignition ControlExhaust Inducer Blower Assy Dishwashing Machine RequirementHard Water LevelingClearances AIR RequirementsVenting Multiple Heater ManifoldType B GAS Vent Model BTI-120Model BTI-154 Model BTI-250 Model BTI-275Model BTI-310 GAS Piping Water Line ConnectionsWater Potable Heating and Space System ConnectionsGAS Meter Size Natural Gases only GAS Piping and Dirt LEG InstallationGAS Pressure Regulator Type of GASHeater Wiring Single Unit Wiring Diagram BTI-120 Through 400AGeneral Installation DIAGRAMS-TOP INLET/OUTLET UsageTube Inlet Installation Code RestrictionsVertical Storage Tank and Forced Circulation Horizontal Storage Tank and Forced CirculationPage Installation DIAGRAMS-SIDE INLET/OUTLET Usage Circulating Return Line ConnectionHeater with Mixing Valve and Recirculated Sanitizing Loop TWO PRE-HEATERS with Booster Heater Horizontal Storage Tank Model Dimension a Manifold KitsOperation Sequence of Operation For Your Safety Read Before Operating What to do if YOU Smell GASCheck the Ignitor Assembly Preventive MaintenanceWater Temperature Control Ignitor AssemblyChecking the Input Remote Storage Tank Temperature ControlGAS Valves Venting SystemFlushing HOT Water OdorAnode ROD Inspection DrainingTank Cleanout Procedure Deliming Using FLO-JUG MethodDeliming Solvents System Diagnostics ServiceReplacement Parts Ignition Module SystemSequence of Operation Flow Chart YESOperational Checklist Complaint Cause User ServicemanRemedy Keepthiswarrantypostedadjacenttotheheaterforfuturereference Service and Repair ExpensesClaim Procedure Tank

BTI 120 specifications

The A.O. Smith BTI 120 is a highly efficient and reliable commercial water heater designed to meet the demanding hot water requirements of larger businesses and institutions. As part of A.O. Smith's BTI series, this model is engineered for performance, durability, and energy efficiency, making it an excellent choice for various commercial applications.

One of the standout features of the BTI 120 is its impressive heating capacity. With a maximum output of 120 gallons per hour, it is well-suited for establishments such as restaurants, hotels, and hospitals, where high volumes of hot water are required to ensure smooth operations. The unit is designed with a robust tank that can accommodate up to 120 gallons of hot water at any given time, ensuring that there is always hot water available for use.

In terms of technology, the A.O. Smith BTI 120 incorporates advanced control systems that allow for precise temperature management. The digital display and control panels provide real-time monitoring of the water temperature, ensuring that it meets the specific needs of the business. Additionally, the system features built-in safety controls to prevent overheating and maintain optimal performance, thereby ensuring safety and efficiency.

Energy efficiency is another critical characteristic of the BTI 120. The unit is designed to minimize energy consumption while maximizing heating efficiency. This is achieved through features such as high-quality insulation and the use of advanced heating elements that deliver hot water more quickly and with less energy wastage. As a result, businesses can benefit from lower operating costs and reduced environmental impact.

Durability is a key aspect of the BTI 120, as it is constructed with high-grade materials that are resistant to corrosion and wear. This ensures a long service life and reduces the need for frequent maintenance and replacements. Furthermore, the unit is designed to operate in various environments and withstand the rigors of continuous use.

In summary, the A.O. Smith BTI 120 is a top-tier commercial water heater that combines performance, efficiency, and durability. With its high heating capacity, advanced control systems, energy-saving features, and robust construction, it is an ideal solution for any business requiring a reliable hot water supply. Choosing the BTI 120 means investing in a product that can enhance operational efficiency and contribute to long-term cost savings.