A.O. Smith 981 Series manual LB/LW 1000 Propane GAS Train Assembly, LB/LW 1000 BY-PASS Parts List

Page 6

LB/LW 1000 PROPANE GAS TRAIN ASSEMBLY

Item

Description

Part No.

Item

Description

Part No.

 

 

 

9 ....

Elbow, UnionLB/LW1-1/4”

94516

1 ....

Valve, Main Gas, LP 981 Series

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

10 ....

Elbow, 90 Street 1-1/4”

2 ....

Regulator, LP 981 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

 

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

86506

18 ....

Bleeder, Tube

192461

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 1000 BY-PASS PARTS LIST

 

Item

Description

Part No.

1

Ball Valve

191935

2

Tank/Pump Kit (LW Models Only - Not Shown)

210625

3

Hex Reducing Bushing (LB Only)

91940-8

4

Flush Bushing (LB Only)

192163-2

5

Relief Valve (LW Model)

98883-3

LB/LW10 ...... Tee

......

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

 

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

6

Image 6
Contents Replacement Parts List LB/LW 1000 Waterways & Combustion Chamber Parts List Description Part NumberLB/LW 1000 EXHAUST, Drain & Water Inlet Assembly Parts List LB/LW 1000 JACKET/FRAME Assembly DescriptionLB/LW 1000 Natural GAS TRAIN/BLOWER Assembly Description Item DescriptionLB/LW 1000 Propane GAS Train Assembly LB/LW 1000 BY-PASS Parts ListLB/LW 1000 Wiring Chart LB/LW 1000 Control Board WHCLB/LW 1000 Wiring and Harness Assembly LB/LW 1000 Terminals

SLW/LB: 1000, 981 Series, 980 Series specifications

The A.O. Smith SLW/LB series, specifically the 1000, 980, and 981 models, represent a significant advancement in water heating technology, designed for both residential and commercial applications. These models are known for their energy efficiency, durability, and user-friendly features, making them a popular choice for a variety of water heating needs.

One of the main features of the SLW/LB series is their high energy efficiency. These water heaters employ innovative insulation technologies, which significantly reduce heat loss, ensuring that hot water is readily available when it's needed without unnecessarily hiking energy costs. The energy-saving capabilities are further enhanced by the units’ electronic controls, allowing for precise temperature adjustments and improved efficiency.

The 1000 Series stands out due to its robust construction and reliability. These units are designed with an advanced heating mechanism that ensures quick recovery times and consistent hot water supply. The 980 Series takes it a step further by incorporating a dual-fuel capability, allowing for the flexibility to operate on either gas or electricity, depending on availability and cost-effectiveness.

The 981 Series is particularly noted for its smart technology integration, allowing homeowners and business owners to monitor and control their water heating systems remotely. This feature not only enhances convenience but also supports energy management efforts by providing real-time data on usage patterns. The user-friendly interface makes it easy for users to adjust settings to align with their specific hot water needs.

Durability is another hallmark of the A.O. Smith SLW/LB series. Each model is constructed with high-quality materials resistant to corrosion and wear, which extends the lifespan of the unit. Additionally, the use of advanced safety features, such as overheating protection and automatic shut-off mechanisms, ensures peace of mind for users.

In conclusion, the A.O. Smith SLW/LB series, encompassing the 1000, 980, and 981 models, combines efficiency, durability, and innovative technologies to meet diverse water heating needs. With their commitment to energy savings and user-centric design, these water heaters are a reliable choice for anyone looking to invest in a high-performance hot water solution.