Takagi T-K3 User Manual

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Horizontal Installation Diagram
Vertical Installation Diagram
• Regarding the clearance from the terminator to the air inlet or opening, refer to the next
page.
• Install a condensation drain in the venting.
• Follow the vent system to vent manufacturer’s instruction and local code.
• Do not common vent or connect any vent from other appliances to the T-K3/T-K3-Pro vent.
• Use 4” category III approved or Special BH, single or double wall stainless steel vent pipe.
Wall
Roof
Rain Cap
Roof Flashing
Sidewall
Vent
Terminator
Vertical Condensation Drain
(Install according to local codes)
TK-BF01 Backflow Preventor
(Recommended for freezing
weather conditions: 36°F and
below)
TK-BF01 Backflow preventor
(Recommended for freezing
weather conditions: 36°F and
below)
Vertical Condensation Drain
(Install according to local codes)

Takagi T-K3 Specifications

General

Type	Tankless
Installation Type	Indoor
Maximum BTU Input	199, 000 BTU/h
Gas Connection Size	3/4"
Vent Size	3"
Hot Water Flow Rate (at 35°C rise)	6.6 GPM
Maximum Input	199, 000 BTU/h