Takagi T-K1S Installation Manual And Owner's Manual

Takagi T-K1S Installation Manual And Owner's Manual

Instantaneous water heater

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Flash Water Heater
Model T-K1S
Suitable for potable water heating and space heating
FEATURING
ENDLESS HOT WATER
ON DEMAND
COMPACT, SPACE SAVING
ENERGY CONSERVING
COMPUTER CONTROLS
COMPUTERIZED SAFETY
NO PILOT LIGHT
Takagi Industrial Co. USA Inc.
3-B Goodyear
Irvine, CA 92618
Toll Free (888) 882-5244
www.takagi-usa.com
T-K1S
Installation Manual and Owner's Guide
Instantaneous Water Heater
This product must be installed by a
Professional
Licensed Plumber or Gas Fitter when
installed
Massachusetts and/or any other state.
Operation creates carbon monoxide gas
and flue gases, which can cause serious
injury or death. Improper installation
and/or operation, or installation by an
unqualified person, will void warranty.
WARNING
manual is not followed exactly, a fire or
explosion may result, causing property
damage, personal injury or death.
Do not store or use gasoline or other
flammable vapors or liquids in the
vicinity of this or any other appliance.
WHAT TO DO IF YOU SMELL GAS
Installation and service must be
performed by a qualified installer,
service agency or the gas supplier.
FOR YOUR SAFETY
Service
in
the
Commonwealth
Warning
: If the information in this
Do not use any appliance.
Do not touch any electrical
switch, do not use any phone
in your building.
Immediately contact your gas
supplier from another location.
Follow
the
gas
instructions.
If you cannot reach your gas
supplier,
call
department.
Technician,
of
supplier's
the
fire

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Summary of Contents for Takagi T-K1S

  • Page 1 T-K1S Flash Water Heater Model T-K1S Suitable for potable water heating and space heating FEATURING • ENDLESS HOT WATER • ON DEMAND • COMPACT, SPACE SAVING • ENERGY CONSERVING • COMPUTER CONTROLS • COMPUTERIZED SAFETY • NO PILOT LIGHT Takagi Industrial Co. USA Inc.
  • Page 2: Table Of Contents

    Table of Contents Specifications…………………………….. For Your Safety…………………………... Operation…………………………………. General…………………………… Turning It On……………………… Turning It Off……………………… Temperature……………………… Flow……………………………….. Freeze Protection………………... Installation………………………………… General…………………………… Accessories………………………. Electrical Connections…………... Wiring diagram ……………….. Gas Supply Piping………………. Water Plumbing………………….. Pressure Relief Valve……………. Wall Hanging Installation………... Standing Installation……………... Outdoor Installation………………...
  • Page 3: For Your Safety

    For Your Safety PLEASE READ THIS MANUAL CAREFULLY AND FOLLOW IT EXACTLY FOR YOUR SAFETY. 1. Follow all local codes, or in the absence of local codes, follow the most recent edition of National Fuel Z223.1/NFPA 54 in USA or the CGA standard, CAN/CGA B149.1 or .2 Installation Codes for Gas Burning Appliances in Canada.
  • Page 4: Operation

    Flow The flow rate through the T-K1S is limited to a maximum of 7.5 GPM. The temperature setting, along with the supply temperature of the water will determine the flow rate the unit puts out. Consult TK-RE01...
  • Page 5: Freeze Protection

    Based on the United States Department of Energy method of testing water heater output, the T-K1S is rated for 242 gallons per hour, or 4.0 GPM, at a 77° F rise above the inlet temperature. Refer to the following chart of typical household flow rates to determine what the T-K1S can do in a household application.
  • Page 6: Installation

    Electrical Connections The T-K1S 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.
  • Page 7: Wiring Diagram

    Wiring Diagram...
  • Page 8: Gas Supply Piping

    Gas Supply Piping Check the rating plate to make sure that the unit was built for the type of gas available in the area. The gas supply piping should be sized according to the Applicable Plumbing Code for a maximum draw of 190,000 BTUH.
  • Page 9: Water Plumbing

    Fixture Unit Per Fixture (from UPC) Plumbing Fixture Description Combination Bath / Shower Whirlpool Bath Shower Lavatory Clothes Washer Dishwasher Kitchen Sink Install with control valves on the inlet and outlet, and use removable unions or connectors to facilitate maintenance or service if necessary.
  • Page 10: Wall Hanging Installation

    Wall Hanging Installation For a wall mount installation, use TK-BK01 brackets to securely attach the T-K1S to the wall. Locate the heater as desired, but follow all applicable local codes, as well as the indoor or outdoor clearances that apply to the installation.
  • Page 11: Indoor Installation

    3” noncombustible base between the unit and the surface. Combustible Air Supply The T-K1S 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, there must be permanent openings supplying air to the unit.
  • Page 12: Exhaust Venting

    Exhaust Venting This water heater must be vented in accordance with the section on venting of equipment in the latest edition of the National Fuel Gas Code. This is a Category III appliance, and must be vented accordingly. The following are UL listed manufacturers: ProTech Systems FasNSeal, Z- Flex Inc.
  • Page 13: Initiating The Appliance

    ON position. 7. Turn on the electrical power to the appliance. 8. Turn on any tap, and the T-K1S will initiate itself. 9. If the appliance will not operate, follow the instructions in the “Turning Off the Gas Supply to the Appliance”...
  • Page 14: Space Heating Application

    The FLASH T-K1S can be used for space heating as well as potable heating of hot water • Toxic chemicals such as used for boiler treatments chemical, alcohol, glycerol and glycol group will not be introduced into the system when used for potable water and space heating.
  • Page 15: Dual Purpose Heating

    Dual-purpose hot water heating (Domestic and Space Heating): Diagrammatic Layout of Radiant Heating and Domestic Water Heater Priority Control Devices: It has a capability to make priority system that can be used as a controller flow sensor, Aquastat, or electronic controller to controlling radiant, Hydro or baseboard heating equipments.
  • Page 16: Applications

    T-K1S with Storage Tank The maximum flow rate through the T-K1S is 7.5 GPM. If it is necessary to achieve higher flow rates for longer periods of time, then it can be installed in conjunction with a storage tank. A pump will be necessary to keep the water hot.
  • Page 17: Before Operating

    FOR YOUR SAFETY READ BEFORE OPERATING WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. A. This water heater does not have a pilot. It is equipped with an ignition device that automatically lights the burner.
  • Page 18: Danger

    Read and follow water heater warnings and instructions. If owner's manual is missing, contact the retailer or manufacturer. The outlet hot water temperature of the T-K1S water heater is factory set 120 °F. WARNING: Use this heater at your own risk. The set outlet water temperature can cause severe burns instantly or death from scalds.
  • Page 19: Maintenance

    Troubleshooting Water Isn’t Hot Enough The T-K1S can burn gas at a maximum input rate of 190,000 BTUH. This puts a limit on the possible output temperature and flow capabilities (See flow chart on the last page of this manual). If the water doesn’t seem hot enough, compare the flow and...
  • Page 20 Error Codes All Takagi units are self diagnostic for errors. If there is a problem with the installation or the unit, it will give a signal, through a flashing light on the circuit plate, to communicate the source of the problem.
  • Page 21: Optional Items

    5. TK-BK01 Wall Mounting Brackets The TK-BK01 Wall Mounting Brackets allow the T-K1S to be installed hanging from a wall. It is not necessary to earthquake strap these heaters if these brackets are used. If the unit is not going to be mounted on a wall, the “L”...
  • Page 22: Parts Diagram

    Case Heat Exchanger Manifold Burner...
  • Page 23 Water Way Computer...
  • Page 24: Parts List

    CASE ASSEMBLY FRONT COVER SCREW (COATED) SCREW (COATED) BACK GUARD PANEL BURNER ASSEMBLY SCREW SILICON CAP IGNITER CORD FLAM SENSOR CORD CORD CRAMP MANIFOLD GASKET SCREW MANIFOLD SCREW GAS VALVE CORD GAS VALVE CORD GAS INLET GAS INLET PLATE SCREW GAS VALVE PLATE SCREW O-RING...
  • Page 26 Minuite Gallon...

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