Takagi T-K3-SP Installation Manual And Owner'S Manual Download | Manualshive

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Regarding the clearance from the terminator to the air inlet or opening, refer to the next

page.

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Install a condensation drain in the venting.

•

Follow the vent system to vent manufacturer’s instruction and local code.

•

Do not common vent or connect any vent from other appliances to the T-K3-SP vent.

•

Use 4” category III approved or Special BH, single or double wall stainless steel vent
pipe.

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Summary of Contents for T-K3-SP

Page 1: ...rofessional service technician Improper installation and or operation or installation by an unqualified person will void the warranty WARNING If the information in this manual is not followed exactly...

Page 2: ...Operation 92 W Standby 6 2 W Consumption of the T K3 OS Freeze Protection 111 W Operation 92 W Standby 6 2 W Electric Consumption of the T K3 SP Freeze Protection 111 W SPECIFICATIONS INTRODUCTION SA...

Page 3: ...us tankless water heater designed to efficiently supply endless hot water for your needs The principle behind the T K3 OS SP Water Heater is simple 1 A hot water tap is turned on 2 Water enters the he...

Page 4: ...p 5 4 Check the rating plate for the correct GAS TYPE GAS PRESSURE WATER PRESSURE and ELECTRIC RATING If this unit does not match your requirements do not install and consult with Takagi 5 If any pro...

Page 5: ...l sound TAKAGI does not recommend installing the unit on a wall adjacent to a bedroom or a room that is intended for quiet study or meditation etc Locate your heater close to a drain where water leaka...

Page 6: ...fan and burner causing damage to the unit Particles from flour aerosols and other contaminants may reduce the functions of the rotating fan and cause improper burning of the gas Regularly ensure that...

Page 7: ...cate the bank of dipswitches at the bottom right corner of the computer board The OUT dipswitch on the computer board should be switched to ON up For the T K3 OS no dipswitches need to be changed 4 Th...

Page 8: ...ater under an overhang less than 3 feet from its top or eaves The area under an overhang must be open to three sides Do not install the water heater vent terminator within 1 ft in the USA of any air i...

Page 9: ...lied from outside the building an opening communicating directly with the outside should have a minimum free area of one square inch per 15 000 BTUH input of the total input rating of water heater in...

Page 10: ...tructions when installing the vent pipe 4 Do not common vent this appliance with any other vented appliance Do not terminate vent into a chimney If the vent must go through the chimney the vent must r...

Page 11: ...vent pipe to the water heater collar 4 Do not cut the vent collar of the unit 5 The weight of the vent stack must not rest on the water heater 6 The vent must be easily removable from the top of the...

Page 12: ...page Install a condensation drain in the venting Follow the vent system to vent manufacturer s instruction and local code Do not common vent or connect any vent from other appliances to the T K3 SP v...

Page 13: ...ide corner H Clearance to each side of center line extended above meter regulator assembly 3 feet I Clearance to service regulator vent outlet 3 feet J Clearance to non mechanical air supply inlet to...

Page 14: ...ng conditions and damage to the unit 4 Until testing of the main gas line supply pressure is completed ensure the gas line to the T K3 OS SP is disconnected to avoid any damage to the water heater MEA...

Page 15: ...ity Based on Pressure Drop of 0 5 WC Based on Energy Content of 1100 BTU Cubic Ft T K3 OS SP requires 173 Cubic Ft hr Unit Cubic feet per Hour Pipe Size Length in Feet inches 10 20 30 40 50 60 70 80 9...

Page 16: ...so recommended on the hot water outlet of the unit If the T K3 OS SP is installed within or subjected to a closed loop water system a thermal expansion tank must be installed 4 Before installing the w...

Page 17: ...t 190 000 BTU hr 5 The pressure relief valve needs to be rated for a maximum of 150 psi 6 The discharge piping for the pressure relief valve must be directed so that the hot water cannot splash on any...

Page 18: ...ing errors can cause improper and dangerous operation Verify proper operation after servicing 1 The heater must be electrically grounded Do not attach the ground wire to either the gas or the water pi...

Page 19: ...not use this water heater if any part has been submersed under water Immediately call a qualified service technician to inspect the water heater and to replace any damaged parts CAUTION IF YOU SMELL G...

Page 20: ...ple 104 F The temperature options unit F 99 100 102 104 106 108 110 111 113 115 117 122 131 140 158 167 Temperature settings 140 F and above are for heating applications only 3 Open a hot water tap Mi...

Page 21: ...there has to be electrical power to the unit Damage to the heat exchanger caused by freezing temperatures due to power loss is not covered under the warranty The freeze protection system will activat...

Page 22: ...ly If you desire a hot water temperature other than the 4 preset settings please purchase the optional temperature remote controller part No TK RE02 With this optional TK RE02 you can set the temperat...

Page 23: ...as necessary by a licensed technician If repairs are needed any repairs should be done by a licensed technician UNIT DRAINING and FILTER CLEANING 1 Close the manual gas shut off valve 2 Close the wate...

Page 24: ...too high p 20 22 The hot water is not available when a fixture is opened Make sure the unit gets 120V 60Hz power supply If you are using the remote controller is the power button turned on p 20 Is the...

Page 25: ...verse connection and cross connection If you use the remote controller is the power button turned on p 20 The fan motor is still spinning after operation has stopped This is normal After operation has...

Page 26: ...te the source of the problem instead Consult the following chart for the cause of each error code Red LED TK RE02 Symptom 03 Incorrect Dipswitch Settings Blinking One Time 70 Proportional Valve Comput...

Page 27: ...ront panel of the appliance Electrical Rating 120 VAC 60 Hz Note If any of the original wiring supplied with this appliance must be replaced it must be replaced with appliance wiring material 180c or...

Page 28: ...cian Forced or attempted repair may result in a fire of explosion D Do not use this water heater if any part has been under water Immediately call a qualified service technician to inspect the water h...

Page 29: ...ARNING The outlet hot water temperature of the T K3 OS SP water heater is factory set at 122 F Use this heater at your own risk The set outlet water temperature can cause severe burns instantly or dea...

Page 30: ...alve shall be installed to temper the water for those other uses in order to reduce scald hazard potential Water temperature over 125 F can cause severe burns instantly or death from scalds Chemicals...

Page 31: ...of Massachusetts There are a wide variety of variations to the application of controls and equipment presented Designers must add all necessary safety and auxiliary equipment to conform to code requir...

Page 32: ...plus piping head losses 2 GPM will allow the system to operate at its optimal performance If the application requires a higher re circulating flow rate make sure that the re circulating flow rate is n...

Page 33: ...minator to exhaust flue gases through the wall without a thimble Install this vent terminator in accordance with Takagi s installation instructions and any applicable codes 3 TK TV03 Vent Damper for T...

Page 34: ...ONENTS DIAGRAM Case assembly Computer board assembly 701 708 716 711 405 406 709 712 714 710 718 713 001 002 004 005 052 050 054 053 702 707 706 T K3 SP T K3 OS 001 002 004 005 050 052 052 053 054 707...

Page 35: ...gasket 105 Gas valve assembly 113 Gas inlet ring 121 Surge box plate 106 Flame rod 114 Burner window 122 Igniter plate 107 Igniter rod 115 Rod holder gasket 123 Wire clamp 60 108 Gas inlet 116 Rod hol...

Page 36: ...heater 403 Water inlet 410 Heater 417 Outlet drain plug 404 Water outlet 411 Pipe heater fixing plate 418 Exhaust 405 O thermistor 412 Fuse fixing plate 18 419 Silicon ring OS 406 Inlet thermistor 41...

Page 37: ...r M3 10 Water way assembly 450 Screw M4 6 454 O ring P14 EPDM 458 Fastener 14 22 451 Screw M3 6 455 O ring P6 EPDM 452 O ring P16 EPDM 456 O ring P4 EPDM 453 O ring P15 EPDM 457 Fastener 16A Computer...

Page 38: ...ot Water GPM 40 F 50 F 60 F 70 F 40 F 6 2 5 7 5 2 4 8 4 4 4 1 3 9 3 7 3 5 3 3 3 1 2 8 2 6 2 5 2 4 2 3 2 2 50 F 7 0 6 9 6 2 5 7 5 2 4 8 4 4 4 1 3 9 3 7 3 5 3 1 2 8 2 7 2 6 2 5 2 4 60 F 7 0 6 9 6 2 5 7...

Page 39: ...eat Exchanger Warranty If the heat exchanger fails within ten 10 years in normal residential operation with proper installation see instruction from installation manual from the installation date Taka...

Page 40: ...40 19H046...

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