A.O. Smith 750 & 1000, LB/LW: 500 manual LB/LW Natural GAS TRAIN/BLOWER ASSEMBLY- Model

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LB/LW NATURAL GAS TRAIN/BLOWER ASSEMBLY- MODEL 500

Item

Description

Model 500

Item

Description

Model 500

1 ....

Blower

211613

20 ....

Nut, Hex 1/4"

170272

2 ....

Blower Adapter Assembly

191645

21 ....

Orifice, Air

192737

3 ....

Blower Manifold Assembly

191832

22 ....

Orifice, Union (See Orifice Table Below)

*4 ....

Bracket, Blower

191773

23 ....

Plug, 1/8" Pipe

3348

 

*5 ....

Clamp, Hose

191794

24 ....

Port, Observation Lower

191572

6 ....

Elbow, 1"

1630

25 ....

Port, Observation Upper

191572-1

7 ....

Elbow, Union 1"

2482-1

26 ....

Screen, Air Inlet

192041

8 ....

Elbow, Street 1"

190763

27 ....

Screw, Cap 1/4"

190960-2

9 ....

Flange, Observation Port

191573

28 ....

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

191542

10 ....

Gasket, Blower

191623

29 ....

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

191542-1

11 ....

Gasket, Burner

191564

30 ....

Switch, Low Pressure

191149-1

12 ....

Gasket, Manifold

191565

31 ....

Tee, 1/8"

40119

13 ....

Gasket, Port (1/8" Thick)

191576

*32 ....

Tee, Union

191633

14 ....

Manifold Assembly

191610

*33 ....

Tubing, Pressure

191562

15 ....

Nipple, Close 1/8"

191147-1

16 ....

Nipple, Close Stainless

191772

*34 ....

U-Bolt Assembly

191938-1

17 ....

Nipple, Tapped

86397-11

35 ....

Valve, Main Gas

191956

18 ....

Nipple, 1" x 9 1/2"

86397

36 ....

Washer, Lock 1/4"

1006

 

19 ....

Nipple, 1" x 2"

1177

37 ....

Shutter, Blower

211694

19A ....

Nipple, Pipe 1"x2 1/2"

1179

38 ....

Flange, Shutter

211695

19B ....

Nipple, Pipe 1"x14 1/2"

86397-6

39 ....

Manual Firing Valve

3423-4

*Item Not Illustrated.

 

 

 

 

 

 

 

 

 

 

 

 

 

DETAILBACKVIEW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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-500

191884-0

0.391

0 - 2000

LB & LW-500

191884-1

0.384

2001 - 3000

LB & LW-500

191884-2

0.374

3001 - 4000

5

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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 3348 Clamp, HoseLB/LW Natural GAS TRAIN/BLOWER Assembly Model LB/LW BY-PASS Parts List Model LB/LW Propane GAS Train Assembly Model86505-4 86397-11192465 157877780 Vent Patch Assembly94516 192216LB/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: 500, 750 & 1000 specifications

A.O. Smith is a renowned name in the water heating and treatment industry, and their models, including the 750 and 1000, LB/LW: 500, showcase the company's commitment to innovation and efficiency. These water heaters are designed for both residential and commercial applications, combining advanced technology with practical features that enhance performance and usability.

One of the standout characteristics of the A.O. Smith 750 and 1000 models is their high efficiency. Both units are equipped with cutting-edge insulating materials that minimize heat loss, ensuring energy consumption is kept to a minimum. This efficiency not only helps reduce utility bills but also contributes to a smaller carbon footprint, making them a greener choice for consumers.

In terms of technology, these models are designed with advanced control systems that allow for precise temperature regulation. The intuitive digital interface is user-friendly, enabling users to easily adjust settings according to their needs. This feature is particularly valuable in commercial settings where hot water demands can vary significantly throughout the day.

The durability of the A.O. Smith 750 and 1000 water heaters is another notable advantage. Built with high-quality materials, these units are designed to withstand the rigors of regular use. The heating elements are protected from corrosion, and the tanks are designed to resist sediment buildup, which can prolong the lifespan of the units.

Safety is a priority in the design of these water heaters. Both models come with multiple safety features, including automatic shut-off systems and temperature control mechanisms, ensuring peace of mind for users. The LB/LW: 500 designation signifies the specific capacity and wattage options available, catering to a variety of hot water needs.

Another feature that sets A.O. Smith apart is the focus on maintenance. These heaters are designed for easy access to key components, simplifying routine maintenance procedures. Regular upkeep is essential for maintaining performance, and this thoughtful design aspect makes it easier for technicians to service the units.

In summary, the A.O. Smith 750 and 1000, LB/LW: 500 models exemplify modern water heating technology. With their high efficiency, advanced controls, durable construction, and safety features, they are sound investments for any household or business. These characteristics not only enhance user experience but also ensure long-term reliability, making A.O. Smith a trusted choice in the water heating market.