A.O. Smith LB/LW 1000 manual 86505-3, 86397-11, 86505-4, 192465, 1578, 210016, 192461, 99376, 286

Page 9

 

 

LB/LW PROPANE GAS TRAIN ASSEMBLY - MODEL 750

 

 

 

Item

Description

Model 750 Item

Description

 

Model 750

1

Valve, Main Gas

77780

12

Nipple, 1-1/4"

 

86505-3

 

2

Regulator, LP

192460

13

Nipple, 1-1/4"

 

86397-11

 

3

Valve, Manual Shut-Off

3423-3

14

Nipple, 1-1/4"

 

86505-4

 

4

Pipe Plug

3348

15

Tee, 1/8"

 

192465

 

 

5

Switch, Low Gas Pressure

191149-3

16

Connector, Angle 1/8"

 

1578

 

 

6

Nipple, 1-1/4"

86505-8

17

Bleeder, Tube

 

210016

 

 

7

Nipple, 1-1/4

86505-2

18

Bleeder, Tube

 

192461

 

 

8

Nipple, 1-1/4"

86505-10

19

Bushing, 1" x 1-1/4"

 

99376

 

 

9

Elbow, Union ,1-1/4"

86506

20

Nipple, Close Stainless

 

191772

 

 

10

Elbow, 90° Street , 1-1/4"

94516

21

Orifice, Union

See Orifice Table Below

11

Elbow, 90°, 1-1/4"

192216

 

 

 

 

 

 

 

 

 

 

 

 

LB/LW 750 ORIFICE TABLE

 

 

 

 

 

Propane Gas

Size (In.)

Elevation (Ft.)

 

 

 

 

 

 

192741-3

0.286

0 - 2000

 

 

 

 

 

 

 

192741-5

0.282

2001 - 3000

 

 

 

 

 

 

 

192741-7

0.278

3001 - 4000

 

 

On LB models the circulating pump must be between the boiler inlet and the bypass (see figure below). LW models have pump mounted inside the jacket.

Please update these numbers

LB/LW BY-PASS PARTS LIST - MODEL 750

Item

Description

Model 750

 

 

 

1

Ball Valve

191935

2

Hex Reducing Bushing LW Models

 

.....

(for use w/Relief Valve)

91940-1

3

Relief valve:

 

.....

LB Model

210451-1

.....

LW Model

98883-3

4

Tee, 2" x 2" x 1"

78685-2

5

Tee, 2"

191584

6

Tee, 2" x 2" x 2"

78685-4

7

Valve, Drain

26273

*8

Valve, Manual Shutoff

3423-3

*9

Orifice, Gas Assembly (See Orifice Table)

 

*10

Tube, Condensate

191746-120

*11

Strap, Cable

99592-2

*Item Not Illustrated.

9

Image 9
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 Blower Manifold Assembly Blower Adapter AssemblyManifold Assembly BlowerLB/LW Natural GAS TRAIN/BLOWER Assembly Model LB/LW BY-PASS Parts List Model LB/LW Propane GAS Train Assembly Model86505-3 Orifice, Gas Assembly See Orifice Table Tube, Condensate86397-11 86505-4Valve, Main Gas, LP 300 Series 77780 Vent Patch Assembly86505-32 86505-2LB/LW Control Board WHC LB/LW Wiring Chart78468 99593-6 78469 191673 42573 210091 210152 99599-2 LB/LW Wiring and Harness Assembly

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.