A.O. Smith LB/LW 1000 Blower Adapter Assembly, Blower Manifold Assembly, Clamp, Hose, 450

Page 6

LB/LW NATURAL GAS TRAIN/BLOWER ASSEMBLY- MODEL 750

Item

Description

Model 750

Item

Description

Model 750

1

Blower

191652-1

21 ....

Nut, Hex 1/4"

170272

 

2

Blower Adapter Assembly

191645

22 ....

Orifice, Air

192737-2

 

3

Blower Manifold Assembly

191832

23 ....

Orifice, Union (See Orifice Table Below)

*4

Bracket, Blower

191773

24 ....

Plug, 1/8" Pipe

3348

 

*5

Clamp, Hose

191794

*25 ....

Port, Observation Lower

191572

 

6

Elbow, 1"

1630

*26 ....

Port, Observation Upper

191572-1

 

7

Face Bushing 1"x1 1/4"

99376

27 ....

Screen, Air Inlet

192041

 

*9

Flange, Observation Port

191573

*28 ....

Screw, Cap 1/4"

190960-2

 

10

Gasket, Blower

191623

 

*29 ....

Srew, Flathead #8-32 x 1/2"

191542

 

*11

Gasket, Burner

191564

 

*30 ....

Screw, Flathead #8-32 x 3/4"

191542-1

 

12

Gasket, Manifold

191565

 

31 ....

Switch, Low Pressure

191149-1

 

*13

Gasket, Port (1/8" Thick)

191576-1

 

33 ....

Tee, 1/8"

40119

 

*14

Gasket, Port (1/16" Thick)

191576

 

*34 ....

Tee, Union

191633

 

15

Manifold Assembly

191610

 

*35 ....

Tubing, Pressure

191562

 

16

Nipple, Close 1/8"

191147-1

 

*36 ....

Tubing, Top Cover Assembly

191925

 

17

Nipple, Close Stainless

191772

 

*37 ....

U-Bolt Assembly

191938-1

 

18

Nipple, 1x4 1/2" with Tap

86397-14

 

38 ....

Valve, Main Gas

78481-3

 

19

Nipple, 1" x 9 1/2"

86397

 

*39 ....

Washer, Lock 1/4"

1006

 

20

Nipple, 1" x 2"

1177

 

40 ....

Valve, Solenoid Gas

192189

 

20A ...

Nipple, 1"x15 1/2"

86397-13

 

41 ....

Shutter, Blower

211694

 

20B ...

Nipple, 1 1/4" x 2"

86505-29

 

20C ..

Nipple, 1"xClose

1342

42 ....

Flange, Shutter

211695

 

20D ..

Nipple, 1"x4"

86397-7

43 ....

Manual Firing Valve

3423-4

 

*Item Not Illustrated.

 

 

 

 

 

 

 

 

 

 

DETAIL BACK VIEW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LEGEND ORIFICE TABLE

for boilers built on or after 6/01/02.

Model

Natural Gas

Size (In.)

Elevation (Ft.)

LB & LW-750

191884-11

0.464

0 - 2000

LB & LW-750

191884-12

0.450

2001 - 3000

LB & LW-750

191884-13

0.443

3001 - 4000

Note: Manual firing valve (item 43) used on US models made on or after 6/1/02.

LEGEND ORIFICE TABLE

Model

Natural Gas

Size (In.)

Elevation (Ft.)

LB & LW-750

191884-3

0.484

0 - 2000

LB & LW-750

191884-5

0.469

2001 - 3000

LB & LW-750

191884-7

0.461

3001 - 4000

6

Image 6
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.