Use and Care Manual

TANKLESS WATER HEATER
PART 3
Technical Specications
Table 3 – Technical Specifications
12
MODEL TCWH180S-AS TCWH199S-AS
Installation Indoor, Wall Hung, Fully Condensing Indoor, Wall Hung, Fully Condensing
Minimum / Maximum Input (Btu/Hr) 18,000 / 180,000 19,900 / 199,000
Hot Water Capacity (GPM)
35
o
°F Rise
9.8 Gal 11.0 Gal
45
o
°F Rise
7.6 Gal 8.5 Gal
77
o
°F Rise
4.4 Gal 5.0 Gal
Flue System Sealed Combustion Direct Vent Sealed Combustion Direct Vent
Vent Run 2” (50 feet), 3” (100 feet), Schedule 40 PVC, CPVC, PP 2” (50 feet), 3” (100 feet), Schedule
40 PVC, CPVC, PP
Weight (Lbs) 88 Lbs. 88 Lbs.
Orifice Size
NG 0.374” (9.5 mm) .374” (9.5 mm)
LP 0.275” (7.0 mm) 0.275” (7.0 mm)
Gas Supply Pressure
NG 3.5” to 10.5” WC 33.5” to 10.5” WC
LP 8.0” to 13.0” WC 8.0” to 13.0” WC
Manifold Pressure
Min (3”) NG: -0.10 to -0.16”WC LP: -0.06 to -0.10” WC
Max (3”) NG: -0.11 to -0.17”WC LP: -0.07 to -0.11WC
Power Supply
Main Supply 120V 60 Hz 120V 60 Hz
Maximum Power Consumption 135W 135W
General Operating Conditions
Temperature
· Ambient Temperature Range: 33 – 104
o
°F (0.6 – 40°C)
· Operating Relative Humidity: Up to 90% at 140
o
°F (40°C)
· Shipping and Storage Temperature Range: -4 – 176
o
°F (-20 – 80°C)
Ignition System Direct Electronic Ignition / Automatic Flame Sensing Direct Electronic Ignition / Automatic Flame Sensing
Burner System Single Orifice Premixed Fuel
Modulation Metal Fiber Infrared
Single Orifice Premixed Fuel
Modulation Metal Fiber Infrared
Gas Valve System Air Ratio Valve Air Ratio Valve
Minimum Flow Rate 0.5 GPM 0.5 GPM
Internal Pipe Material Stainless Steel Stainless Steel
Dimensions W 17.3” – H 27.6” – D 14.8” W 17.3” – H 27.6” – D 14.8”
Sub Heat Exchanger Water Capacity (DHW) Under 2 Gallons Under 2 Gallons
Main Controller / Control Panel P-920C / GTH-9500C P-920C / GTH-9500C
Water Pressure Min 15 – Max 150 PSI Min 15 – Max 150 PSI
DHW Setpoint Temperature Range
95
o
°F – 140
o
F (35
v
°C – 60°C)
95
o
°F – 140
o
°F (35°C – 60°C)
Connection Sizes
Cold Water Inlet / Hot Water Outlet
3/4”
NPT
3/4
” NPT
Gas Inlet
3/4”
NPT
3/4
” NPT
Materials
Cabinet Cold Rolled Carbon Steel Cold Rolled Carbon Steel
Heat Exchanger
Primary Heat Exchanger: Stainless Steel
Secondary Heat Exchanger: Stainless Steel
Primary Heat Exchanger: Stainless Steel
Secondary Heat Exchanger: Stainless Steel
Safety Devices
Flame Rod, Burner Overheat Cut Off Device,
Gas Leak Detector, Flue High Limit Switch, Water Temperature
High Limit Switch, Freeze Protection Ceramic Heater.