A.O. Smith 197835-001 Water Heater User Manual


 
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 efciency
INSTALLATION CONSIDERATIONS
ROUGH IN DIMENSIONS
FIGURE 1A.