Takagi T-K1S Owner's Manual

[Page 1] Takagi T-K1S

T-K1S Instantaneous Water Heater Installation Manual and Owner’s Guide Flash Water Heater Model T-K1S Suitable for potable water heating and space heating FEATURING • ENDLESS HOT WATER • ON DEMAND • C...

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1 Table of Contents Specifications…………………………….. 1 For Your Safety…………………………... 2 Operation…………………………………. 3 General…………………………… 3 Turning It On�...

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2 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 the National Fuel Gas Code, ANSI Z223.1/NFPA 54 in ...

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3 Operation General The Flash Water Heater is an instantaneous, tankless water heater designed to efficiently supply domestic or commercial hot water. The principle behind the Flash water heater is simple: Once a hot water tap is opened, the F...

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4 the flow charts on the last page of this manual to determine the possible outlet temperature and flow rate combinations. Based on the United States Department of Energy method of testing water heater output, the T-K1S is rated for 242 gallons ...

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5 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...

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6 Wiring Diagram ...

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7 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. Fir...

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8 Water Plumbing Follow local guidelines for the length of the plumbing line in order to ensure that there is enough water pressure for all the fixtures on the line. First, calculate the effective length of the plumbing line by measuring the...

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9 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 a...

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10 WARNING: United States regulations forbid 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. WARN...

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11 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 a...

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12 Initiating the Appliance 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 appliance does...

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13 Space Heating Application The FLASH T-K1S can be used for space heating as well as potable heating of hot water applications. WARNING • Toxic chemicals such as used for boiler treatments chemical, alcohol, glycerol and glycol group...

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14 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 prior...

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15 Applications The T-K1S can be installed in a variety of plumbing applications, which will provide more comfortable domestic hot water. Contact Takagi for information on using this unit as a heat source. T-K1S with Storage Tank The ...

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16 OPERATING INSTRUCTIONS 1. STOP! Read the safety information above or in the Owners Manual. 2. Turn off all electric power to the water heater. 3. Do not attempt to light the burner by hand. 4. Turn the gas manual gas valve locat...

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17 DANGER Vapors from flammable liquids will explode and catch fire causing death or severe burns. Do not use or store flammable products such as gasoline, solvents or adhesives in the same room or area near the water heater. ...

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18 Maintenance WARNING: Turn off the electrical power supply, the manual gas control valve, and the manual water control valve before servicing. The unit should be checked once a year or as necessary by a certified and trained technician. ...

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19 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. If the ...

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20 Optional Items 1. TKRE01emperature Remote Controller The TKRE01 temperature Remote Controller has two functions, it allows the output temperature from the T-K1S to be adjusted within the range of 95 °F to 167 °F, and it also wor...

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21 Burner Manifold Case Heat Exchan g er ...

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22 Water Wa y Computer ...

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23 001 CASE ASSEMBLY 002 FRONT COVER 003 SCREW (COATED) 004 SCREW (COATED) 005 BACK GUARD PANEL 101 BURNER ASSEMBLY 102 SCREW 103 SILICON CAP 104 IGNITER CORD 105 FLAM SENSOR CORD 106 CORD CRAMP 107 MANIFOLD 108 GASKET 109 SCREW 110 MA...

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25 Hot Water Out GPM vs. Output Temperature for Various Input Temperature 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 Output Temperature Gallon per Minuite 40 F 4.4 4.1 3.9 3.6 3.4 3.3 3.1 2.7 2.5 2.2 50 F 5.2 4.8 4.4 4.1 3.9 3.6 3.4 3.0 2.7 2.4 60 F 6.2...