A.O. Smith LB/LW 500 manual Valve, Main Gas, LP 300 Series 77780, 86505-32, 86505-2, 86505-17, 333

Page 10

LB/LW PROPANE GAS TRAIN ASSEMBLY - MODEL 1000

Item

Description

Part No.

Item

Description

Part No.

 

 

 

 

 

 

1

Valve, Main Gas, LP 300 Series

................... 77780

10

Elbow, 90 Street 1-1/4”

94516

2

Regulator, LP 301 Series

192460

11

Elbow, 90 1-1/4”

192216

3

Valve, Firing

3423-3

12

Nipple, 1-1/4” w/Tapping

86505-32

4

Pipe Plug

3348

13

Nipple, 1-1/4”

86505-6

5

Switch, Low Gas Pressure

191149-3

14

Nipple, 1-1/4”

86505-4

6

Nipple, 1-1/4”

86505-13

15

Tee, 1/8” NPT Branch

192465

7

Nipple, 1-1/4”

86505-2

16

Connector, Angle 1/8”

1578

8

Nipple, 1-1/4”

86505-17

17

Bleeder, Tube

210016

9

Elbow, Union 1-1/4”

86506

18

Bleeder, Tube

192461

 

 

 

19

Nipple, Close Stainless

191772-1

 

 

 

20

Orifice, Union

See Orifice Table Below

LB/LW 1000 ORIFICE TABLE

Propane Gas

Size (In.)

Elevation (Ft.)

192739

0.333

0 - 2000

192739-1

0.329

2001 - 3000

192739-2

0.325

3001 - 4000

 

 

 

LB/LW BY-PASS PARTS LIST - MODEL 1000

 

On LB models the circulating pump must be between

 

 

Item

Description

Part No.

 

the boiler inlet and the bypass (see figure below).

 

LW models have pump mounted inside the jacket.

 

 

 

 

 

 

 

 

Please update these numbers

1

Ball Valve

191935

 

 

 

 

*2

Tank/Pump Kit (LW Models)

210625

 

 

3

Hex Reducing Bushing (LB Model)

91940-8

 

 

4

Flush Bushing (LB Model)

192163-2

 

 

5

Relief Valve (LW Model)

98883-3

 

 

........

Relief Valve (LB Model)

210451-2

 

 

6

Strap, Cable (not shown)

99592-2

 

 

7

Tee, Condensate

192040-1

 

 

8

Tee (For use w/relief valve):

 

 

 

...............

LW Model

78685-4

 

 

...............

LB Model

191584

 

 

9

Tee 2"x2"x2"

191584

 

 

10

Tee 2"x2"x3/4"

78685-4

 

 

11

Valve, Drain

26273

 

 

12

Valve, Manual Shutoff

3423-3

 

 

13

Vent Patch Assembly

192161

 

 

14

Nipple (For use w/relief valve)

 

 

 

...............

LW Model

20373-12

 

 

...............

LB Model

92706-4

 

 

15

Clamp, Hose

191794-1

*Item Not Illustrated.

10

Image 10
Contents Replacement Parts List LB/LW Waterways & Combustion Chamber Parts List LB/LW EXHAUST, Drain & Water Inlet Assembly Parts List LB/LW JACKET/FRAME Assembly LB/LW Natural GAS TRAIN/BLOWER ASSEMBLY- Model Manifold Assembly Blower Adapter AssemblyBlower Manifold Assembly BlowerLB/LW Natural GAS TRAIN/BLOWER Assembly Model LB/LW Propane GAS Train Assembly Model LB/LW BY-PASS Parts List Model86397-11 Orifice, Gas Assembly See Orifice Table Tube, Condensate86505-3 86505-486505-32 Vent Patch AssemblyValve, Main Gas, LP 300 Series 77780 86505-2LB/LW Wiring Chart LB/LW Control Board WHCLB/LW Wiring and Harness Assembly 78468 99593-6 78469 191673 42573 210091 210152 99599-2

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.