Boiler Dimensions & Ratings - Smith GBX 70 Installation And Operation Instructoins

10. BOILER DIMENSIONS & RATINGS
Figure 10.1:Boiler Views
Table 10.1: Boiler Dimensions
Boiler
Width
Size
"A"
inch
12 1 ⁄
70
2
15 7 ⁄
105
8
19 1 ⁄
140
4
22 5 ⁄
175
8
195 26
Table 10.2: Boiler Ratings
Input
Boiler
Size
MBH
70 70
105 105
140 140
175 175
195 195
1 Net I=B=R water ratings based on an allowance of 1.15.
2 Consult factory before selecting a boiler for installations having unusual piping and pickup requirements, such as intermittent system operation,
extensive piping systems, etc.
3 Heating Capacity and Annual Fuel Utilization Efficiency (AFUE) ratings are based on U.S. Government test.
INSTALLATION AND OPERATING INSTRUCTIONS
BOILER DIMENSIONS
Jacket
Depth
"B"
mm inch mm
26 5 ⁄
318 676
8
26 5 ⁄
403 676
8
26 5 ⁄
489 676
8
26 5 ⁄
575 676
8
5
660 26 ⁄ 676
8
BOILER RATINGS
Heating
Capacity³
kW MBH kW
21 58 17
31 86 25
41 115 34
51 143 42
57 160 47
Left of Jacket to
To Floor
c/l of Vent "D"
"C"
inch mm inch
31 3 ⁄ 6 1 ⁄
797
8 4
31 3 ⁄ 7 11 ⁄
797
8 16
31 3 ⁄ 9 5 ⁄
797
8 8
31 3 ⁄ 11 5 ⁄
797
8 16
3
31 ⁄ 797 13
8
Net I=B=R Ratings
Water¹ , ²
MBH kW
50 15
75 22
100 29
124 36
139 41
Rear of Jacket to Vent Connector
c/l of Vent "E"
mm inch mm inch
20 13 ⁄
159 529
16
20 13 ⁄
195 529
16
21 13 ⁄
244 554
16
21 13 ⁄
287 554
16
13
330 21 ⁄ 554
16
Seasonal Seasonal
Efficiency Efficiency
Water Content
Std Pilot Intermittent
w/Damper³ Ignition³
Gallon
AFUE AFUE
80.2 82.2
80.2 82.1
80.2 82.0
80.3 82.0
80.5 82.0
Size "F"
mm
5 127
5 127
6 152
6 152
7 178
Liter
Liter
4.72 17.87
6.00 22.71
7.28 27.55
8.56 32.40
9.84 37.24
33