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Takagi T-D2U User Manual

Models

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Gas Tankless Water Heater

TM

Suitable for potable water heating and space-heating*

* Please refer to local codes for space-heating compliance.

FEATURING

ͻ E>^^,KdtdZ

ͻ KEͲDEh^'

ͻ KDWd͕^W^s/E'

ͻ EZ'zKE^Zsd/KE

ͻ KDWhdZ/^&dz

ͻ EKW/>Kd>/',d

ͻ ^ĂƚŝƐĨŝĞƐƚŚĞϮϬϭϮ^YDZƵůĞ

ϭϭϰϲ͘ϮĨŽƌhůƚƌĂͲ>ŽǁEKdž
ŵŝƐƐŝŽŶƐ

ͻ ^zͲ>/E<^z^dDE

Dh>d/ͲhE/d^z^dD

(510U (T-D2U) models only)

Models

ϱϭϬh;dͲϮhͿ

ŵŽĚĞůƐŽŶůLJ

/ĨLJŽƵŚĂǀĞĂŶLJƋƵĞƐƚŝŽŶƐ͕ƉůĞĂƐĞ

ĐĂůůŽƌǁƌŝƚĞƚŽ͗

ϱϬϬdĞŶŶĞƐƐĞĞtĂůƚnjWĂƌŬǁĂLJ

ƐŚůĂŶĚŝƚLJ͕dEϯϳϬϭϱ

dŽůů&ƌĞĞ͗ϭͲϴϳϳͲϳϯϳͲϮϴϰϬ

WARNING

Ͳ Ž ŶŽƚ ƐƚŽƌĞ Žƌ ƵƐĞ ŐĂƐŽůŝŶĞ Žƌ ŽƚŚĞƌ

ĨůĂŵŵĂďůĞǀĂƉŽƌƐĂŶĚůŝƋƵŝĚƐŝŶƚŚĞǀŝĐŝŶŝƚLJ
ŽĨƚŚŝƐŽƌĂŶLJŽƚŚĞƌĂƉƉůŝĂŶĐĞ͘

Ͳ t,ddKK/&zKh^D>>'^

ͻ ŽŶŽƚƚƌLJƚŽůŝŐŚƚĂŶLJĂƉƉůŝĂŶĐĞ͘

ͻ ŽŶŽƚƚŽƵĐŚĂŶLJĞůĞĐƚƌŝĐƐǁŝƚĐŚ͕ĚŽŶŽƚ

ƵƐĞĂŶLJƉŚŽŶĞŝŶLJŽƵƌďƵŝůĚŝŶŐ͘

ͻ /ŵŵĞĚŝĂƚĞůLJĐĂůůLJŽƵƌŐĂƐƐƵƉƉůŝĞƌĨƌŽŵ

ĂŶĞŝŐŚďŽƌΖƐƉŚŽŶĞ͘&ŽůůŽǁƚŚĞŐĂƐ
ƐƵƉƉůŝĞƌΖƐŝŶƐƚƌƵĐƚŝŽŶƐ͘

ͻ /ĨLJŽƵĐĂŶŶŽƚƌĞĂĐŚLJŽƵƌŐĂƐƐƵƉƉůŝĞƌ͕ĐĂůů

ƚŚĞĨŝƌĞĚĞƉĂƌƚŵĞŶƚ͘

Ͳ /ŶƐƚĂůůĂƚŝŽŶ ĂŶĚ ƐĞƌǀŝĐĞ ŵƵƐƚ ďĞ ƉĞƌĨŽƌŵĞĚ

ďLJĂƋƵĂůŝĨŝĞĚŝŶƐƚĂůůĞƌ͕ƐĞƌǀŝĐĞĂŐĞŶĐLJŽƌƚŚĞ
ŐĂƐƐƵƉƉůŝĞƌ͘

On-Demand Water Heater
Installation Manual and Owner’s Guide

E^/Ϯϭ͘ϭϬ͘ϯĂŶĚ^ϰ͘ϯ

/Ĩ ƚŚĞ ŝŶĨŽƌŵĂƚŝŽŶ ŝŶ ƚŚĞƐĞ
ŝŶƐƚƌƵĐƚŝŽŶƐ ŝƐ ŶŽƚ ĨŽůůŽǁĞĚ
ĞdžĂĐƚůLJ͕ĂĨŝƌĞŽƌĞdžƉůŽƐŝŽŶŵĂLJ
ƌĞƐƵůƚĐĂƵƐŝŶŐƉƌŽƉĞƌƚLJĚĂŵĂŐĞ͕
ƉĞƌƐŽŶĂůŝŶũƵƌLJŽƌĚĞĂƚŚ͘

ͻ

110U Outdoor (T-KJr2U-OS)

ͻ

310U Outdoor (T-K4U-OS)

ͻ

510U Outdoor (T-D2U-OS)

ͻ

110U Indoor (T-KJr2U-IN)

ͻ

310U Indoor (T-K4U-IN)

ͻ

510U Indoor (T-D2U-IN)

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