Figure 2.  DOUBLE HEAT EXCHANGER BOILER

Table 3.  ROUGH IN DIMENSIONS (DOUBLE)

Models

XB/XW-2000

 

 

XB/XW-2600

XB/XW-3400

 

 

 

 

 

 

 

 

 

 

Dimensions

inches

mm

 

 

inches

mm

inches

 

mm

Flue Outlet Diameter

8

203

 

8

203

10

 

254

 

 

 

 

 

 

 

 

 

 

Air Intake Diameter

8

203

 

8

203

10

 

254

 

 

 

 

 

 

 

 

 

 

Water Inlet

 

 

3 inch NPT

 

4 inch NPT

 

Water Outlet

 

 

3 inch NPT

 

4 inch NPT

 

Gas Inlet

 

 

2 inch NPT

 

3 inch NPT

 

A

47

1194

 

49

1245

57

 

1448

B

78

1981

 

80

2032

91

 

2311

C

36

914

 

37

940

37

 

940

D

22

559

 

22

559

22

 

559

E

40

1016

 

41

1041

41

 

1041

F

7

178

 

6

152

6

 

152

G

10

254

 

10

254

10

 

254

H

4

102

 

4

102

4

 

102

J

20

508

 

19

483

19

 

483

K

12

305

 

12

305

13

 

330

Table 4.  RECOVERY CAPACITIES

 

Input Rating

Output Rating

Water

 

 

Temperature Rise - ΔT °F (°C)

 

 

Models

 

 

 

 

 

 

 

 

40

60

70

80

90

100

120

140

 

(Btu/hr)

(Btu/hr)

Flow

 

 

 

 

(22)

(33)

(39)

(44)

(50)

(56)

(67)

(78)

 

 

 

 

 

 

 

 

 

 

 

 

XW-1000

920,000

854,680

GPH

2,593

1,728

1,482

1,296

1,152

1,037

864

741

LPH

9,815

6,543

5,608

4,907

4,362

3,926

3,272

2,804

 

 

 

XW-1300

1,300,000

1,207,700

GPH

3,664

2,442

2,094

1,832

1,628

1,465

1,221

1,047

LPH

13,868

9,246

7,925

6,934

6,164

5,547

4,623

3,962

 

 

 

XW-1700

1,700,000

1,579,300

GPH

4,791

3,194

2,738

2,395

2,129

1,916

1,597

1,369

LPH

18,136

12,090

10,363

9,068

8,060

7,254

6,045

5,182

 

 

 

XW-2000

2,000,000

1,858,000

GPH

5,636

3,758

3,221

2,818

2,505

2,255

1,879

1,610

LPH

21,336

14,224

12,192

10,668

9,483

8,534

7,112

6,096

 

 

 

XW-2600

2,600,000

2,415,400

GPH

7,327

4,885

4,187

3,664

3,257

2,931

2,442

2,094

LPH

27,737

18,491

15,850

13,868

12,327

11,095

9,246

7,925

 

 

 

XW-3400

3,400,000

3,158,600

GPH

9,582

6,388

5,475

4,791

4,259

3,833

3,194

2,738

LPH

36,271

24,181

20,726

18,136

16,121

14,508

12,090

10,363

 

 

 

7

Page 7
Image 7
A.O. Smith 2000, 3400, 2600, 1700 instruction manual Double Heat Exchanger Boiler Rough in Dimensions Double

3400, 1700, 2000, 2600 specifications

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