A.O. Smith ATIO-910-P Technical Documents
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. Capable of supplying hot water for domestic
hot water systems (directly or indirectly) using water storage tanks, recirculations
systems, and/or combined domestic & heating applications (local codes dictate
proper compliance).
FEATURES
HEAT EXCHANGER IS CONSTRUCTED OF HRS35 COMMERCIAL-
GRADE COPPER
■ Stronger than standard copper and more resilient against erosion and heat stress
■ Multi link up to 10 units with TM-MC01 (no multiple controller needed)
CONTINUOUS MAXIMUM FLOW RATES UP TO 14.5 GPM
EASY-LINK UP TO 4 UNITS
AVAILABLE FOR NATURAL GAS OR PROPANE (LP)
ASME MODELS AVAILABLE
SAFETY FEATURES:
■ Built in Freeze Protection
■ Manual Reset Hi Limit (Set at 194°F)
■ Overheat Cutoff Fuse
■ Inlet and Outlet Thermistors and Mixing for Constant Temperature Monitoring
■ 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 (5-10 units)
■ Remote Temperature Controller
■ Direct Vent Conversion Kit
■ Pipe Cover
■ Concentric Vent Kit
■ Full Line of Venting
■ Isolation Valve Kit (including Pressure Relief Valve)
WARRANTY
■ 10-year limited warranty on heat exchanger in commercial applications
■ 5-year limited warranty on all parts
ATIO-910-N
ATIO-910-P
ATIO-910-AN
ATIO-910-AP
Page 1 of 2
September 2013
CANCG14001
TANKLESS HEAVY-DUTY
COMMERCIAL MODELS
ANSI Z21.10.3
CSA 4.3
■ Air Fuel Ratio Rod
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