Bradford-White Corp TW465S65F, M4TW60T*F, M2TW50T*F, M4TW50T*F Gas Control Assembly to Thermal Well

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TTW SERVICE PROCEDURE VI

Gas Control & Thermal Well Testing

and Replacement

Gas Control Assembly to Thermal Well

Step 1. Install threaded end of thermal well into tank. Be sure thermal well flange is positioned as shown in photo 24 for proper control alignment.

Step 2. Route wire leads back into relief opening. (see photo 24)

Step 3. Align slots located on thermal well flange with tabs located on back of gas control (see photos 24 & 25)

Thermal well flange slots

Step 4. Carefully push control back onto thermal well flange as far as possible towards water heater. Slide control down to lock into position.

Step 5. Install burner and connect pilot and feedline to gas control.

24

25

Route wires through relief opening

Gas control Tabs

Igniter/sensor connection

Ground Wire connection

5 pin blower harness connection

Step 6.

Step 7.

Step 8.

3 pin

thermal well connection

Reconnect wire harnesses to gas control per the illustration.

Reconnect gas piping to gas control. Restore gas supply and check for gas leaks.

To resume operation, follow the instruction located on the lighting instruction label or the lighting instruction located in the installation and operation manual.

Flammable Vapor

Sensor

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Contents Service Manual Through-The-Wall Gas Water Heaters For Your Safety Introduction How to Use This Manual Specifications Vent Tables Vent Tables Control Timings Sequence of Operation Steady state operation Pressure Switch/Blower Temperature Fault Troubleshooting Eight-one flash, three Vapor Sensor Burner Inspection and Air Shutter Adjustment Burner Cleaning Pilot Inspection, Testing and Replacement Pressure Switch Testing Pressure Switch Replacement Pressure tap Blower TestingRemove exhaust Blower Temperature Switch Testing Blower Temperature Switch Replacement Thermal Well Testing Gas Control TestingDetermine Water Temperature Inside Tank Gas Control Removal From Thermal Well Gas Control & Thermal Well Removal From Water HeaterGas Control Assembly to Thermal Well Flammable Vapor Device Testing Red wire leading to blower temperature N Safety Circuit Voltage TraceVAC Circuit Trace Dip Tube Inspection and Replacement Anode Inspection and Replacement Flue baffle Remove blower to gain access to system from exhaustInner Door Gasket Replacement Procedure Inner Door Removal ProcedureInstallation of Inner Door With Gasket Replace outer jacket burner access door ScreenLok Flame Arrestor Cleaning Glossary of Terms Parts List Parts@bradfordwhite.com Techserv@bradfordwhite.com

M4TW40T*F, M1TW50S*F, M2TW50T*F, M4TW50T*F, M4TW60T*F specifications

Bradford-White Corporation is a leading manufacturer of water heating and storage solutions, known for its commitment to quality and innovation. Among its impressive product lineup, the M2TW65T*F, TW465S65F, TW450S65F, M1TW40S*F, and M1TW60T*F models stand out for their reliability and advanced technology suitable for both residential and commercial applications.

The M2TW65T*F model is distinguished by its high efficiency and performance. It features a 65-gallon capacity, which is ideal for households that require a significant amount of hot water. This model is equipped with an innovative electronic ignition system that enhances energy efficiency while providing reliable hot water on demand. Additionally, it includes advanced insulation technology that minimizes heat loss, ensuring that water remains hot for extended periods.

The TW465S65F and TW450S65F are other exemplary models in the Bradford-White lineup, boasting impressive storage capabilities. Both models offer a combination of a 65-gallon tank and powerful burner systems that significantly reduce recovery time, meaning users can enjoy hot water faster. These models are designed with a user-friendly control panel, making adjustments and monitoring water temperature straightforward. Their robust construction ensures durability and longevity, making them a smart investment.

For smaller households or spaces, the M1TW40S*F and M1TW60T*F models provide excellent options without compromising performance. The M1TW40S*F, with a 40-gallon capacity, is specifically designed for efficiency in limited spaces, while the M1TW60T*F offers extra capacity for larger demands. Both models utilize Bradford-White's state-of-the-art gas burner technology, promoting energy conservation while delivering consistent hot water.

All models are built with a high-quality glass-lined tank to protect against corrosion, further enhancing their lifespan. The incorporation of Bradford-White's exclusive EverKlean technology in their tank designs minimizes sediment buildup, ensuring clean and efficient operation over time.

In addition to their standout performance and efficiency, Bradford-White products prioritize safety. Built-in safety features, such as the temperature and pressure relief valve and advanced venting designs, provide peace of mind for users. These models not only meet but often exceed industry standards for safety and efficiency.

Bradford-White's commitment to innovation and quality is reflected in the M2TW65T*F, TW465S65F, TW450S65F, M1TW40S*F, and M1TW60T*F models, making them excellent choices for anyone in need of reliable hot water solutions. With their advanced technologies, durability, and energy efficiency, these water heaters are ideal for diverse applications in modern homes and businesses.
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