A.O. Smith 197835-001 Manuel D’Utilisation
7
rough-In-dimensions
Model
Units
A
B
C
D
E
F
100
Inches 68.50
49.25
22.00
15.75
3.00
8.00
cm
174
125.09 55.88
40.00
7.62
20.32
Top/Side Inlet and Outlet: 3/4” NPT
Gas Inlet: 1/2” NPT
capacity, Gas and electrical characteristics
Model
Approximate Capacity
Manifold Pressure
Electrical Characteristics
U.S. Gals.
Liters Gas Type
“WC
kPA
Volts/Hz
Amperes
100
50
189
Nat./LP
0”
0”
120/60
<5
All models - Maximum Supply Pressure: 14 inches W.C. (3.48kPa)
Minimum Supply Pressure for Natural Gas: 3.50” (.87kPa)
Minimum Supply Pressure for Propane Gas: 8.00” (1.99kPa)
Minimum pressure must be maintained under both load and no load (dynamic and static) conditions.
recovery capacities - u.s. Gallons/hr. and liters/hr. at temperature rise Indicated
Model
Input
Recovery Capacities
Rating
(Btu/hr)
Rating
(kW)
Temp.
Rise
F
30
40
50
60
70
80
90
100
110
120
130
140
C
17
22
28
33
39
44
50
56
61
67
72
78
100
100,000
29.3
GPH
387
291
233
194
166
145
129
116
106
97
90
83
LPH
1465
1102
882
734
628
549
488
439
401
367
341
314
Recovery capacity based on 96% thermal efficiency
InstallatIon consIderatIons
rouGh In dIMensIons
FIGURE 1A.