Installation Considerations - A.O. Smith 104 Series Instruction Manual

MODELS
BTP-139/A
BTP-199/A
BTP-270/A
BTP-370/A
Models with letter A following the model number have the optional ASME tank onstru tion
The BTP-370 is available in natural gas only
Model Type of Gas
All Models Natural
All Models * Propane
* Model BTP-370(A) is not available in Propane

INSTALLATION CONSIDERATIONS

TABLE 2. HEATER PERFORMANCE DATA BTP MODELS
STORAGE
CAPACITY IMPUT RATING BTU/HR.
U.S. GALLONS
81 140,000
81 199,000
81 270,000
81 370,000
TABLE 3. GAS AND ELECTRICAL CHARACTERISTICS
Gas Supply Pressure
Minimum
4 5" W C (1 12 kPa)
4 5" W C (1 12 kPa)
RECOVERY RATE
GPH@100°F RISE
136
193
262
359
Maximum Gas Manifold Pressure
14" W C (3 48 kPa) 3 5" W C (0 87 kPa)
14" W C (3 48kPa) 3 5" W C (0 87 kPa)
9
MAXIMUM
RECOVERY RATE
AMPERES
GPH@140°F RISE
120V, 60Hz, 10
97 5
138 5
187 5
256 5
Volts/Hz Amperes
120/60
120/60
<5
<5