HOT

 

 

NEUTRAL

3A(FUSE)

FROST SENSING

 

 

SWITCH

 

 

ARRESTER

 

 

ANTI-FROST HEATER

 

 

 

VARISTOR

VARISTOR

 

 

 

 

 

GND

RELAY 1

 

IGNITION

 

IG

 

SWITCHING

 

 

POWER SUPPLY

 

PG

DC170V

DC12V

E

D

DC12.6V

DC5V

DC40V

 

 

A

B

WATERFLOW

A

 

 

SENSOR

WATERFLOW

 

 

QS

 

 

SENSOR

 

 

 

CIRCUIT

 

 

WATERFLOW

A

SG

 

CONTROLDEVICE

WATERFLOW

 

 

M

 

 

CONTROLDEVICE

 

 

CIRCUIT

 

 

BY-PASSFLOW

A

SG

 

CONTROLDEVICE

BY-PASSFLOW

 

M

 

CONTROLDEVICE

 

 

CIRCUIT

 

 

BY-PASS SERVOMODEL ONLY

SG

 

A

RELAY 1

RELAY

 

DRIVING

 

 

 

CIRCUIT

 

THERMALFUSE

SV0

SOLENOID

SV1

 

DRIVING

OVERHEAT

 

CIRCUIT

SV2

 

 

SWITCH

 

 

 

SV3

 

 

OUTGOING WATER

B

SG

THERMISTOR

 

 

 

HEAT EXCHANGER

 

 

THERMISTOR

 

THERMISTOR

AIR TEMPERATURE

CIRCUIT

 

 

 

THERMISTOR

 

 

 

INDOOR MODEL ONLY

 

SG

 

 

 

 

C SG

BA B C

MODULATING VALVEPOWER CONTROL CIRCUIT

 

SG

 

CPU

D

E

CENTRAL

 

 

PROCESSING

FAN

 

UNIT

 

 

CONTROL

 

 

CIRCUIT

 

PG

A

FLAME

DETECTING

CIRCUIT

SG

GND

A B

REMOTE

CONTROLLER

CIRCUIT

SG SG

MODULATING SOLENOID VALVE

POV

COMBUSTION FAN

FAN

FLAME ROD

FR

REMOTE CONTROLLER

Figure 10. Ladder Diagram.

WARNING

DO NOT adjust any dipswitch settings on PC board unless instructed to do so.

30

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Image 30
Bradford-White Corp TG-237E-N(X)A, TG-150E-N(X), TG237E-N(X), TG-180E-N(X), TG-199E-N(X) instruction manual Cpu

TG-199E-N(X), TG237E-N(X), TG-180E-N(X), TG-150E-N(X), TG-237E-N(X)A specifications

Bradford White Corporation is renowned for its innovative solutions in the water heating and storage sector, offering a range of high-quality products designed for residential and commercial applications. Among its standout offerings are the TG series models, including TG-237E-N(X)A, TG-150E-N(X), TG-180E-N(X), TG-237E-N(X), and TG-199E-N(X). These models are specifically designed to maximize efficiency while providing reliable hot water delivery.

One key feature of the TG series is its high Energy Factor (EF) ratings, which signify exceptional energy efficiency. The models employ advanced technologies that not only reduce energy consumption but also minimize environmental impact. These products typically include a highly efficient burner system that enhances heat transfer, ensuring that users enjoy maximum hot water availability without incurring high utility costs.

Each model is crafted with robust materials, designed to withstand the rigors of everyday use. For example, the tanks are typically built from durable steel and feature an advanced glass lining that protects against corrosion and extends the lifespan of the unit. Additionally, these models are equipped with high-quality insulation that helps retain heat, further improving efficiency.

The TG series also emphasizes user convenience and safety. Many units come with a user-friendly control system that allows for easy temperature adjustments and monitoring. This is complemented by built-in safety features such as automatic shut-off capabilities, helping to prevent overheating or other potential hazards.

Another characterizing aspect of the TG series is its flexibility in installation. These water heaters are designed to fit various spaces and configurations, ensuring that they can meet the needs of different households or commercial facilities. Additionally, some models are compatible with both natural gas and propane, offering versatility in fuel options.

In terms of technology, these Bradford White water heaters include features such as electronic gas control systems that provide precise temperature management, and advanced airflow designs that optimize combustion efficiency. This focus on technology ensures that the TG series is not only reliable but also a smart choice for cost-conscious consumers looking to reduce their energy bills.

In summary, the Bradford White TG series, with models like TG-237E-N(X)A, TG-150E-N(X), TG-180E-N(X), TG-237E-N(X), and TG-199E-N(X), stands out for its robust design, efficiency, and advanced safety features. Whether for residential or commercial use, these hot water solutions continue to meet the evolving needs of consumers while prioritizing reliability and performance.