Takagi T-H3J-DV/OS User Manual
Features
Residential/Commercial Gas
Condensing High Efficiency
Tankless Water Heaters
OUTDOOR MODELS
T-H3J-OS, T-H3S-OS, T-H3-OS
INDOOR MODELS
T-H3J-DV, T-H3S-DV, T-H3-DV
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www.takagi.com
TRGSS01512
FEATURES
ULTRA-LOW NOx CONDENSING
TECHNOLOGY PROVIDES
UNPRECEDENTED 0.95
ENERGY FACTOR
DURABLE HEAT EXCHANGER
Primary Heat Exchanger is
constructed of HRS35
Commercial-Grade Copper which
is more resilient against erosion
Secondary Heat Exchanger is made
of Type 316L Stainless Steel to
protect against corrosion
CONTINUOUS MAXIMUM FLOW
RATES UP TO 10.0 GPM
ENERGY STAR
®
QUALIFIED
AVAILABLE IN NATURAL GAS OR
PROPANE (LP)
T-H3-DV & T-H3-OS CAN BE USED
IN BOTH RESIDENTIAL AND
COMMERCIAL APPLICATIONS
ELECTRONIC IGNITION -
NO PILOT LIGHT
INDOOR MODEL - INCLUDES A BUILT-
IN TEMPERATURE CONTROLLER AND
ADVANCED DIAGNOSTICS TO
SIMPLIFY TROUBLESHOOTING
OUTDOOR MODEL - INCLUDES A
WALL MOUNT TEMPERATURE
REMOTE CONTROLLER AND
ADVANCED DIAGNOSTICS TO
SIMPLIFY TROUBLESHOOTING
FACTORY-INSTALLED POWER CORD
INCLUDED FOR INDOOR MODELS
EASY-LINK UP TO 4 UNITS
(T-H3 MODELS ONLY)
With no additional parts or
accessories needed
MULTI-LINK UP TO 20 UNITS
(T-H3 MODELS ONLY)
COMPLIES WITH LEAD
FREE STANDARDS
SAFETY FEATURES:
Air-Fuel Ratio (AFR) Sensor
Exhaust & Water Temperature
Safety Control
Overheat Cut-Off Fuse
INTERNAL FREEZE
PROTECTION SYSTEM
POWER DIRECT VENT DESIGN
Exhaust, 3" PVC Venting up to 70 Feet
or 4" PVC Venting up to 100 Feet
Provides flexible venting with PVC,
CPVC, or ABS Pipe for Intake and
Exhaust (solid core only). Canadian
Installations Require ULCS636 Listed
PVC or CPVC Pipe for Venting.
Category IV Stainless Steel venting
can also be used
ACCESSORIES
Pipe Cover
Neutralizer Kit
Isolation Valve Kits
Concentric Termination
WARRANTY
12-year limited warranty on heat
exchanger in residential applications
5-year limited warranty on heat
exchanger in commercial applications
5-year limited warranty on all parts
ANSI Z21.10.3
CSA 4.3
®
T-H3 model only