Indoor Installation; Combustible Air Supply - Takagi T-K1 Installation Manual And Owner's Manual

WARNING: United
installing the unit within 4' of any opening into any
building. Similar Canadian regulations forbid the
unit from being installed within 10' of any opening
into any building.
WARNING: Improper
nausea or asphyxiation from carbon monoxide and
flue gases which could result in severe injury or
death. If you experience problems with the water
heater in altitudes above 4,500 feet, contact the
manufacturer for instructions.

Indoor Installation

Follow all local codes, or in the absence of local
codes, follow the codes for Installation of Gas
Burning Appliances; National Fuel Gas
Code ANSI Z221.23 in USA or CAN/CGA B149.1
or .2 in Canada.
WARNING: In an indoor installation, the T-K1
must be connected to a Category III special gas
vent in order to direct the dangerous exhaust
byproducts to the outdoors.
States regulations
installation can
forbid
cause Remove the vent cap from the top of the unit, and
connect the Category III exhaust flue to the 4"
round connector underneath.
Cut the black jumper wire loop on the pressure
switch to activate the unit's indoor installation
safety features.
WARNING: Do not install the unit directly on a
combustible surface such as carpeting, wood
floors, etc.
standing on a surface, install a 3" noncombustible
base between the unit and the surface.

Combustible Air Supply

The T-K1 must be installed in a location where the
proper amount of combustible air will be available
to it at all times. If the unit is installed in a confined
space,
supplying air to the unit.
10
If it is necessary to install the unit
there must be permanent openings