Installation
General
All gas water heaters require careful and
correct installation to ensure safe and efficient
operation. This manual must be followed
exactly.
1. Read the For Your Safety section in the
beginning of this manual.
2. This unit is not capable of being used as a
pool or spa heater.
3. The regulator is preset at the factory. It is
computer controlled and should not need
adjustment.
4. Suitable for potable water heating only.
Well water or hard water may cause scale
problems that will not be covered by the
manufacturer’s warranty.
5. Maintain proper space for servicing. Install
the unit so that it can be connected or
removed easily.
6. Install so that the electrical power can be
switched off if necessary.
7. Avoid installing in an area with high levels
of dust, sand or debris. Particles may clog
the air vent, reduce fan function, or cause
improper combustion.
8. Do not install the unit where the exhaust
vent is pointing into any opening in a
building or where the noise may disturb
your neighbors.
Accessories
Check that all the parts listed below were
included with the unit.
Electrical Connections
The T-K2 requires a 60 Hz 120 VAC electrical
power supply, and it should be properly
grounded in accordance with the most recent
edition of the National Electrical Code,
ANSI/NFPA 70 and any local codes. In
Canada, all electrical wiring to the heater
should be installed in accordance with the
Canadian Electrical Code, CSA C22.1 Part 1,
and any local codes. Do not rely on the gas or
water piping to ground the metal parts of the
heater.
CAUTION
: Label all wires prior to
disconnection when servicing controls. Wiring
error can cause improper and dangerous
operation. Verify proper operation after
servicing.
•
A means for switching off the 120 VAC
power supply must be provided.
•
Wire the heater exactly as shown in the
wiring diagram.
•
A green screw is provided in the junction
box for the grounding connection.
This section is for the installer. The
installer is responsible for the correct
installation of your Flash Water Heater.
For Your Safety:
Only a certified and
trained service technician or qualified
plumber may service or install your
product.
Please keep this owner’s manual in a safe
place for future reference. Copies of this
manual are available from TAKAGI-USA
Summary of Contents for T-K2
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