Product Brochure

ManualsBrandsAmerican Standard ManualsPlumbing11.0 GPM Ultra Low Knox High Efficiency Condensing Natural Gas Indoor Tankless Water Heater with 199,000 BTU Input

10 to 1 turndown ratio

Durable high grade stainless

steel heat exchanger

Endless hot water, advanced

temperature control

Advanced modulating

water heater with up

to 0

6 ENERGY FACTOR

Available in

LP and natural gas

Equipped with highly

innovative gas leak detector

Eco-friendly and low

NOx combustion system

Advanced Heating

& Hot Water System

SCAQMD Rule 1146.2

www.americanstandardwaterheaters.com

3515 Lakeshore Drive, Saint Joseph, MI 49085

(800) 900-9063

Ultra

Tankless Condensing

Gas

Water Heater

Residential

Summary of content (4 pages)

PAGE 1
Advanced Heating & Hot Water System Residential Gas Tankless Condensing Water Heater 10 to 1 turndown ratio Durable high grade stainless steel heat exchanger Endless hot water, advanced temperature control Advanced modulating water heater with up to 0.96 ENERGY FACTOR Available in LP and natural gas Equipped with highly innovative gas leak detector Eco-friendly and Ultra low NOx combustion system www.americanstandardwaterheaters.com SCAQMD Rule 1146.
PAGE 2
A CLOSER LOOK Exhaust Air Gas Mixer Automatic combustion control system offers a wide range of combustion and efficient condensation. Intake BLDC Turbo Fan Normal operation even at fluctuating voltage due to low voltage running system. Air-Ratio Gas Valve Primary Heat Exchanger High quality stainless steel Low pressure drop High efficiency oval tube & fin. Secondary Heat Exchanger Premium grade stainless steel.
PAGE 3
VENT TERMINATION Exhaust Exhaust Air Intake Exhaust Air Intake Air Intake Exhaust Exhaust Air Intake Air Intake Customized Temperature Control MULTIFUNCTION CONTROL PANEL Display Setting/Current Temp Rupture prevention Current status. Current Status Advanced user friendly technology of FLOW CONTROL, FLOW SENSOR and heat capacity cont rol makes DHW even more comfortable by maintaining constant temperature during usage.
PAGE 4
DIMENSIONS ® SPECIFICATIONS MODEL TCWH180S-AS Installation Minimum / Maximum Input (Btu/Hr) Indoor, Wall Hung, Fully Condensing 18,000 / 180,000 19,900 / 199,000 35°F Rise 9.8 Gal 11.0 Gal 45°F Rise 7.6 Gal 8.5 Gal 77°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 88 Lbs. 2” (50 feet), 3” (100 feet), Schedule 40 PVC, CPVC, PP NG 0.374” (9.5 mm) .374” (9.5 mm) LP 0.