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A.O. Smith 3400 User Manual

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DIMENSIONS AND CAPACITY DATA
TABLE 1.  ROUGH IN DIMENSIONS (SINGLE)
Models
XB/XW-1000
XB/XW-1300
XB/XW-1700
Dimensions
inches
mm
inches
mm
inches
mm
Flue Outlet Diameter
6
152
8
152
8
203
Air Intake Diameter
6
152
6
152
8
203
Water Inlet
2 inch NPT
2 1/2 inch NPT
Water Outlet
2 inch NPT
2 1/2 inch NPT
Gas Inlet
2 inch NPT
2 inch NPT
A
47
1199
49
1245
57
1448
B
67
1702
68
1727
76
1930
C
29
737
29
737
29
737
D
37
940
38
965
37
940
E
23
584
23
584
24
610
F
9
229
9
229
9
229
G
34
864
34
864
34
864
H
44
1118
45
1143
45
1143
J
6
152
6
152
6
152
K
11
279
11
279
11
279
L
12
305
11
279
12
305
TABLE 2.  OPERATING CHARACTERISTICS
  
 
 
 
 
 
Models 
(XB/XW)
Manifold Pressure
Maximum Supply Pressure Minimum Supply Pressure
Type of Gas
Inches W.C.
kPa
Inches W.C.
kPa
Inches W.C.
kPa
1000, 1300, 1700
2000, 2600, 3400 
Natural
Min Fire -0.2 to - 0.3 -0.05 to - 0.07
14.0
3.49
4.0
1.0
Max Fire -3.0 to -3.9 -0.75 to -0.97
Propane
Min Fire -0.1 to - 0.3 -0.025 to -0.07
14.0
3.49
4.0
2.0
Max Fire -3.6 to -4.9 -0.90 to -1.22
FIGURE 1.  SINGLE HEAT EXCHANGER BOILER