Specification

1
2
3
17
4
5
8
9
10
31
32
33
23
22
21
20
19
18
36
6
16
7
15
30
14
34
13
35
24 25 26 27 12 28 29
Dimensions & Connections
SPECIFICATIONS AND APPLICATION DATA
Description Size
A Exhaust Outlet Pipe 3"
B Air Intake 3"
C Gas Inlet 3/4"
D DHW Outlet Adapter 3/4"
E DCW Inlet Adapter 3/4"
F Condensate Adapter 1/2"
G DCW Inlet Filter N/A
Safety Devices
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°F Rise
10.0 Gal 11.0 Gal
45°F Rise 7.8 Gal 8.6 Gal
77°F Rise 4.4 Gal 5.0 Gal
Flue System Sealed Combustion Direct Vent
Vent Run
2” (50 feet), 3” (100 feet),
Schedule 40 PVC, CPVC, PP
Weight (Lbs) 88 Lbs.
Orifice Size
NG
0.374” (9.5 mm)
LP 0.275” (7.0 mm)
Gas Supply
Pressure
NG
3.5” to 10.5” WC
LP
8.0” to 13.0” WC
Manifold
Pressure
Min Fire (3” VENT)
NG: -0.10 to -0.16”WC
LP: -0.06 to -0.10” WC
Max Fire (3” VENT) NG: -0.11 to -0.17”WC LP: -0.07 to -0.11WC
Power Supply
Main Supply
120V 60 Hz
Maximum Power Consumption
135W
General Operating Conditions
Temperature
· Ambient Temperature Range: 33 – 104°F (0.6 – 40°C)
· Operating Relative Humidity: Up to 90% at 140°F (40°C)
· Shipping and Storage Temperature Range: -4 – 176°F (-20 – 80°C)
Ignition System
Direct Electronic Ignition /
Automatic Flame Sensing
Burner System
Single Orifice Premixed Fuel
Modulation Metal Fiber Infrared
Gas Valve System
Air Ratio Valve
Minimum Flow Rate
0.5 GPM
Internal Pipe Material
Stainless Steel
Dimensions
W 17.3” – H 27.6” – D 14.8”
Sub Heat Exchanger Water Capacity (DHW) Under 2 Gallons
Main Controller / Control Panel
P-920C / GTH-9500C
Water Pressure Min 15 – Max 150 PSI
DHW Setpoint Temperature Range 95°F – 140°F (35°C – 60°C)
Connection Sizes
Cold Water Inlet / Hot Water Outlet
3/4” NPT
Gas Inlet
Materials
Cabinet
Cold Rolled Carbon Steel
Heat Exchanger
Primary Heat Exchanger: Stainless Steel
Secondary Heat Exchanger: Stainless Steel
Flame Rod, Burner Overheat Cut Off Device, Gas Leak Detector, Flue High Limit Switch, Water
Temperature High Limit Switch, Freeze Protection Ceramic Heater.
# Name of Component
1
Exhaust Vent Adapter
2 Air Inlet Piper
3 AGM (Air Gas Mixer)
4 Ignition Transfomer
5 Igniter
6 Flame Detection Sensor
7 Primary Heat Exchanger Assembly
8 Hot Water Outlet
9 Mixing Valve
10 Air Pressure Switch
11 N/A
12 Manual Power Switch
13 Water Adjustment Valve
14 Main Controller
15 Secondary Heat Exchanger Assembly
16 Gas Inlet Pipe 1
17 Flame Sight Glass
18 Burner Case
19 Exhaust Duct
20 Gas Valve
21
Gas Inlet Pipe 2
22 BLDC Fan
23 Air Intake Pipe Adapter
24 Gas Inlet Adapter
25 Freeze Protector
26 DHW Outlet Adapter
27 Condensate Trap
28 Cold Water Inlet Adapter
29 Cold Water Inlet Filter
30 Control Panel
31 Operating Temperature Sensor
32 High Limit Overheat Switch
33 Ceramic Heater
34 DHW Sensor
35 Condensate Trap Hose
36 Burner Overheat Switch
3/4” NPT
(800)
TCWH-180S-AS/TCWH-199S-AS_04/16www.americanstandardwaterheaters.com
3515 Lakeshore Drive, Saint Joseph, MI 49085
900-9063 * [phone] * FAX [phone]
Temperature Rise Chart
45°F Temp Rise ( 60°F to 105°F for example)
199K BTU GPM
8.6
55°F Temp Rise ( 65°F to 120°F for example)
65°F Temp Rise ( 55°F to 120°F for example)
75°F Temp Rise ( 45°F to 120°F for example)
85°F Temp Rise ( 40°F to 120°F for example)
7.0
6.0
5.2
4.6
35°F Temp Rise ( 70°F to 105°F for example)
11.1
:
:
180K BTU GPM
7.8
6.3
5.4
4.7
4.1
10.0