Specification Sheet

Heavy-Duty Commercial Gas
Tankless Water Heaters
Designed specifically for heavy-duty commercial applications. Fully
modulating, gas-fired, tankless, water heaters with sealed combustion
(optional) and power vented flue. Can be installed either indoors or outdoors.
Capable of supplying hot water for domestic hot water systems (directly or
indirectly) using water storage tanks, recirculations systems, hydronic heating
systems, radiant floor heating systems, and/or combined domestic & heating
applications (local codes dictate proper compliance).
FEATURES
PRIMARY HEAT EXCHANGER IS CONSTRUCTED OF HRS35 COMMERCIAL-
GRADE COPPER
■
Stronger than standard copper and more resilient against erosion
■
Multi link up to 20 units with TM-MC01 (no multiple controller needed)
CONTINUOUS MAXIMUM FLOW RATES UP TO 14.5 GPM
EASY-LINK UP TO 4 UNITS
COMBINED INDOOR/OUTDOOR MODELS
AVAILABLE IN NATURAL GAS OR PROPANE (LP)
ASME MODELS AVAILABLE
LOW NOx EMISSIONS
COMPLIES WITH LEAD FREE STANDARDS
SAFETY FEATURES:
■ Built in Freeze Protection
■ Manual Reset Hi Limit (Set at 194°F)
■ Overheat Cutoff Fuse
■ Inlet and Outlet Thermistors for Constant Temperature Monitoring
■ Air Fuel Ratio Rod
■ GFI, Fuse & Surge Absorber
■ Flame Sensor
VENTING AND COMBUSTION
■ 5” Category III Stainless Steel
■ Vertical or Horizontal Installation
■ 50’ Max Length, 5 elbows max (90° elbows = 5’ equivalent length)
■ Power Vent
■ Electronic Ignition - No Pilot Light
■ 5” Combustion Air Intake (with optional kit)
OPTIONAL ACCESSORIES
■ Multi-Unit Controller
■ Remote Temperature Controller
■ Direct Vent Conversion Kit
■ Pipe Cover
■ Vent Cap
■ Backflow Preventor
WARRANTY
■ 5-year limited warranty on heat exchanger in commercial applications
■ 5-year warranty on all parts
ATIO-910-N
ATIO-910-P
ATIO-910-AN
ATIO-910-AP
Page 1 of 2
Revised January 2013
AOSCG14001
TANKLESS HEAVY-DUTY
COMMERCIAL MODELS
ANSI Z21.10.3 CSA 4.3
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