COMMERCIAL POWER BURNER BOILER

REPLACEMENT PARTS LIST

WIRING/HARNESS & PROBES

See page 12PROPANE GAS TRAIN ASSEMBLY See pages 8-10

JACKET/FRAME ASSEMBLY

See page 4

CONTROL BOARD

See page 11

BY-PASS

See pages 8-10

WATER INLET

See page 3

COPPER BOILERS FOR HYDRONIC HEATING & HOT WATER SUPPLY LEGEND MODELS LB/LW: 500, 750 & 1000 SERIES: 400 - 401

NATURAL GAS

TRAIN/BLOWER

ASSEMBLY

See pages 5-7

WATERWAYS &

COMBUSTION

CHAMBER

See page 2

EXHAUST & DRAIN

ASSEMBLY

See page 3

A.O. Smith Water Heater Parts Fulfillment

125 Southeast Parkway, Franklin, TN 37068

1-800-433-2545 • www.hotwater.com

PRINTED IN U.S.A. 1006

1

PART NO. 212856-000

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A.O. Smith LB/LW 500, LB/LW 1000, LB/LW 700 manual Replacement Parts List

LB/LW 1000, LB/LW 500, LB/LW 700 specifications

A.O. Smith, a leader in water heating technology, offers an array of high-efficiency products designed for various residential and commercial applications. Among their esteemed product lineup are the LB/LW 700, LB/LW 500, and LB/LW 1000 models, each showcasing advanced features and sophisticated technologies.

The LB/LW 700 is renowned for its robust performance and reliability. It boasts a high-capacity burner system that enhances thermal efficiency, providing hot water on demand while minimizing energy consumption. With a multi-functional digital display, users can easily monitor temperatures and system performance, ensuring optimal operation. The LB/LW 700 also integrates a self-cleaning feature that reduces sediment build-up, prolonging the life of the unit and maintaining efficiency.

Turning to the LB/LW 500, this model provides an excellent balance between performance and size. It is ideal for smaller households or businesses that require less hot water without compromising on quality. The LB/LW 500 comes equipped with advanced insulation technology, which helps retain heat for longer periods, thereby reducing energy costs. Its compact design allows for versatile installation options, making it suitable for tight spaces. Additionally, its durable construction and corrosion-resistant materials ensure longevity in various environments.

The LB/LW 1000 stands out as A.O. Smith's powerhouse solution for high-demand applications. This model is engineered to handle large volumes of hot water with ease, making it perfect for larger residential properties or commercial establishments. The LB/LW 1000 utilizes cutting-edge energy-saving technologies, including a high-efficiency burner and system controller, which optimize fuel consumption and reduce emissions. Its intuitive control panel and connectivity options offer convenience and ease of use, enabling users to set preferences and monitor performance remotely.

Across the LB/LW series, A.O. Smith emphasizes sustainability by integrating green technologies that meet or exceed industry standards. All models are designed to minimize environmental impact while providing essential hot water solutions. The combination of reliability, efficiency, and modern convenience makes the LB/LW 700, LB/LW 500, and LB/LW 1000 excellent choices for anyone seeking quality water heating solutions. A.O. Smith continues to innovate, ensuring they remain at the forefront of the water heating industry.