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Takagi T?KJr2?IN, Installation Manual And Owner'S Manual, Page: 48 / 56

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Takagi T?KJr2?IN Installation Manual And Owner'S Manual Download Page 48

48

  

Page

Components Diagram

Owner's Guide

Burner assembly

310 (T-K4) and 510 (T-D2) models

A

A

A

105

104

106

107

108

065

110

109

401

101

709

111

712

053

052

116

053

117

103

054

121

706

703

053

704

705

053

121

706

703

053

704

705

053

701

053

053

067

120

053

712

711

053

062

714

066

062

055

052

118

151

119

102

061

708

114

113

150

103

117

053

060

059

116

401

713

058

057

115

101

709

111

053

112

055

Burner assembly

Power control

section

310 (T-K4)

model

510 (T-D2)

model

Manifold

Assembly

Fan motor section for indoor models

Fan motor section for outdoor models

310 Indoor (T-K4-IN)

510 Indoor (T-D2-IN)

310 Outdoor (T-K4-OS)

510 Outdoor (T-D2-OS)

Summary of Contents for T?KJr2?IN

Page 1: ...nity of this or any other appliance WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electric switch do not use any phone in your building Immediately call your gas suppl...

Page 2: ...lconnections 21 Remote controller connections 22 Pump control connections 23 Easy LinkSystem 24 APPLICATIONS 28 INITIAL OPERATION 30 Owner s Guide OPERATING SAFETY 32 NORMAL OPERATION 34 General 34 Te...

Page 3: ...t you read through this safety manual carefully Please refer to the back of the manual for details about the warranty Keep this manual for future reference If you lose the manual contact the manufactu...

Page 4: ...7 4 5 Weight lbs 33 38 39 Dimensions inch H 20 5 x W 13 8 x D 6 7 H 20 5 x W 13 8 x D 8 5 Ignition Electric Ignition Electric Supply VAC Hz 120 60 Consumption Operation W A 73 1 0 61 87 6 0 73 89 8 0...

Page 5: ...installed outdoors The principle behind tankless water heaters is simple This diagram illustrates tankless water heater design concepts only and does not accurately represent the water heater s physi...

Page 6: ...he water temperature is set at 122 F 50 C from the factory to minimize any scalding risk Before bathing or showering always check the water temperature Do not store or use gasoline or other flammables...

Page 7: ...he gas or cause damage to the water heater Regularly ensure that the area around the unit is dust or debris free Regular maintenance is recommended for these types of environment 9 If you will be inst...

Page 8: ...WARNING The warranty will not cover damage caused by water quality Only potable water or potable water glycol mixtures can be used with this water heater Do not introduce pool or spa water or any chem...

Page 9: ...n Canada of any air intake or building opening Outdoor models only refer to p 16 Do not install next to a dryer or any source of airborne debris that can be trapped inside the combustion chamber unles...

Page 10: ...Indoor T D2 IN 510 Outdoor T D2 OS 1 9007996005 4 BackflowpreventerandF Fadaptor 2 9007667005 Direct vent conversion kit 3 9007670005 Pipe cover 9007671005 Pipe cover 4 9007674005 Recess box 5 900800...

Page 11: ...erminator Hood and Wall thimble kit 9008004005 9008005005 Installation Installation Manual Covering wall thicknesses Part Terminator Hood 9007999005 Wall Thimble 4 7 in 9008345005 Wall Thimble 5 10 in...

Page 12: ...5 4 3 2 1 510 T D2 model Left bank of dipswitches Altitude 0 to 2 000 ft DEFAULT 2 000 to 4 000 ft 4 000 to 6 000 ft Switch No 4 OFF ON OFF Switch No 5 OFF OFF ON ON 6 5 4 3 2 1 ON 6 5 4 3 2 1 ON 6 5...

Page 13: ...ommon vent or connect any vent from other appliances to the water heater vent General rules for vent terminations Avoid locating the water heater vent termination near any air intake devices These fan...

Page 14: ...inate vent into a chimney If the vent must go through the chimney the vent must run all the way through the chimney with Category III approved or Special BH vent pipe When the horizontal vent run exce...

Page 15: ...n instructions to Direct vent conversion kit Vertical Installation With direct venting Roof Vertical condensation drain Backflow preventer Fire stop Roof flashing Rain cap Horizontal Installation With...

Page 16: ...r assembly 3 feet I Clearance to service regulator vent outlet 3 feet J Clearance to non mechanical air supply inlet to building or the combustion air inlet to any other application 3 feet 1 foot 4 fe...

Page 17: ...from each other no matter the orientation For multiple unit rooftop terminations whether for standard or direct vent installations space all exhaust and intake terminations in accordance with local c...

Page 18: ...test pressures in excess of 1 2 psi 3 5 kPa The water heater must be isolated from the gas supply piping system by closing its individual manual shutoff valve during any pressure testing of the gas su...

Page 19: ...1 390 957 768 657 583 528 486 452 424 400 355 322 275 1 1 2 2 090 1 430 1 150 985 873 791 728 677 635 600 532 482 412 2 4 020 2 760 2 220 1 900 1 680 1 520 1 400 1 300 1 220 1 160 1 020 928 794 Unit C...

Page 20: ...ensed professional to inspect the water heater to replace any damaged parts Do not reverse the hot outlet and cold inlet connections to the water heater This will not properly activate the water heate...

Page 21: ...eater ELECTRICAL CONNECTIONS All indoor models come with a power plug instead of a junction box The following procedure is for outdoor models only 1 The water heater must be electrically grounded Do n...

Page 22: ...e lower right hand side of the computer board 8 Open the plastic cover of the remote controller and then attach the two fork terminals to connector base of the backside of the remote controller with t...

Page 23: ...ONLY to the PARENT unit The pump is to be connected using suitable relays shown in the diagram below Please make sure the relays are properly rated for the recirculation pump Using the water heater s...

Page 24: ...e end units 4 PARENT unit Locate the two banks of DIPswitches to the right of the 7 seg LED on the computer board of the unit that you select to be the PARENT unit Change DIPswitch No 1 on the right b...

Page 25: ...the unit to each water heater in the Easy Link System in accordance with the table below A 510 T D2 model Computer board B Basic diagram of connections between the Easy Link System units NOTE The dark...

Page 26: ...m without a remote controller please make sure the temperature settings on ALL the units are set to the same settings Otherwise the units will not operate properly If a remote controller is used the t...

Page 27: ...ohibited Wrong connections between the CHILD 1 unit and the CHILD 2 unit Communication cable Connectors Right bank of Dipswitches OFF ON 1 2 3 4 5 6 PARENT 1 2 Connectors Right bank of Dipswitches OFF...

Page 28: ...potable water where any chemicals were added to the water heating appliances When the system requires water for space heating at temperatures higher than required for other uses a means such as a mix...

Page 29: ...des and must meet BTU rating of water heater model used Check valve will have 1 8 inch hole drilling in clapper optional Atmospheric vacuum breaker Shutoff valve Pressure gauge Apply correct thermal e...

Page 30: ...TIONS for leaks before firing unit for the first time Open the main gas supply valve to the unit using only your hand to avoid any spark Never use tools If the knob will not turn by hand do not try to...

Page 31: ...this safety manual carefully Please refer to the back of the manual for details about the warranty Keep this manual for future reference If you lose the manual contact the manufacturer or your local d...

Page 32: ...a qualified service technician to inspect the water heater and to replace any damaged parts OPERATING INSTRUCTIONS 1 STOP Read the safety information above or in the Owner s Manual 2 Turn off all elec...

Page 33: ...ctive harm This product may contain such substances be their origin from fuel combustion gas oil or components of the product itself Vapors 1 Cannot be seen 2 Vapors are heavier than air 3 Go a long w...

Page 34: ...o turn the remote controller on It shows the set temperature on its display as shown to the right 3 Press the HOT button or the COLD button to set the temperature setting of the unit 4 You can set the...

Page 35: ...et up to 140 F 60 C Increasing temperature above 140 F 60 C Press the HOT button to set 140 F 60 C Press and hold the INFO button and the HOT button for at least 3 seconds The remote will emit a beep...

Page 36: ...ngle unit I N OUT FLOW L M G M 0 is displayed for Easy Link System I N OUT FLOW L M G M OFF blinks I N OUT FLOW L M G M ON blinks I N OUT FLOW L M G M ON stops blinking C Other features of the remote...

Page 37: ...e F blinks 6 Press the HOT button or the COLD button to set display to C 7 Simultaneously press both the BUZZER button and the INFO button to fix the setting Make sure display is no longer blinking 8...

Page 38: ...e are 4 or 8 temperatures that you can select from by changing the DIPswitch settings on the computer board without the remote controller See the table below 110 T KJr2 and 310 T K4 models Temperature...

Page 39: ...ep your unit from freezing and being damaged Appliance Use Flow rate GPM Lavatory Faucet 1 0 Bath Tub 4 0 10 0 Shower 2 0 Kitchen Sink 1 5 Dishwasher 1 5 Washing machine 4 0 Household Flow Rates Taken...

Page 40: ...ecessary by a licensed technician If repairs are needed any repairs should be done by a licensed technician UNIT DRAINING and FILTER CLEANING Turn off the electrical power supply and close the manual...

Page 41: ...o get hot water at the fixtures The time it takes to deliver hot water from the water heater to your fixtures depends on the length of piping between the two The longer the distance or the bigger the...

Page 42: ...ntroller does not display anything when the power button is turned on Make sure the unit is supplied with power Make sure the connection to the unit is correct p 22 9007603005 TM RE30 only If the gree...

Page 43: ...eninitsentirety Easy Link System for the 510 T D2 model only Error codes will be displayed differently with units installed within an Easy Link System not only to show what the error code is but to al...

Page 44: ...y if the water heater has been installed in a contaminated area Three Times 11 111 Ignition failure Check if the Hi limit switch Part 412 is properly functioning Check for connection breakage of wires...

Page 45: ...Check for connection breakage of wires Part 714 and or burn marks on the computer board Part 701 Check the power supply of the water heater Six Times 72 721 False flame detection For indoor models ch...

Page 46: ...door T KJr2 IN 110 Outdoor T KJr2 OS 052 004 001 720 704 721 052 702 003 052 052 007 002 051 050 052 004 001 704 006 053 005 066 056 052 053 702 052 007 002 050 052 004 001 704 006 053 005 066 056 052...

Page 47: ...9 105 104 059 052 053 706 121 703 053 704 705 053 053 059 103 112 113 114 708 150 102 119 151 118 052 062 055 714 053 711 712 053 120 053 067 053 701 713 058 115 061 055 401 101 709 111 Burner assembl...

Page 48: ...053 704 705 053 701 053 053 067 120 053 712 711 053 062 714 066 062 055 052 118 151 119 102 061 708 114 113 150 103 117 053 060 059 116 401 713 058 057 115 101 709 111 053 112 055 Burner assembly Powe...

Page 49: ...510 T D2 model Water outlet section Water inlet section Exhaustsection Outdoormodel 110 T KJr2 model 310 T K4 model 510 T D2 model B C B B C C C B 453 414 401 454 411 459 414 451 063 412 450 452 413...

Page 50: ...4x8 Screw M4x10 Screw M3x6 SUS3 319143 326 319143 063 319143 372 319143 330 EW004 EW005 EX014 EW00B 058 059 060 061 062 063 064 065 066 067 Screw M3x10 Pan screw M4x12 W Washer Pan screw M4x10 FEZN Ta...

Page 51: ...6 EKK4H EK436 150 151 152 O ring P18 NBR Black O ring P20 NBR Black Silicon ring for 110 Outdoor T KJr2 OS Silicon ring for 310 Outdoor T K4 OS and 510 Outdoor T D2 OS 319143 350 319143 057 319143 370...

Page 52: ...T K4 OS and 510 Outdoor T D2 OS models 319143 168 319143 427 319143 222 319143 138 EK428 EK146 EKK5M EKK3C 705 Transformer wire for 110 T KJr2 model Transformer wire for 310 T K4 and 510 T D2 models...

Page 53: ...319143 204 319143 195 319143 203 319143 202 EKK36 EKK1Z EKK35 EKK33 719 Computer board cover for 110 T KJr2 and 310 T K4 models Computer board cover for 510 T D2 model 319143 212 319143 191 EKK49 EKK...

Page 54: ...put Hot Water GPM Incoming Temp Output temperatue vs GPM Max 8 0 GPM with Various Inlet Water Temperature Set Temp When the set temperature is 131 F or higher maximum flow rate is limited to 8 0 GPM 5...

Page 55: ...er will honor the warranty to the original retail buyer at the original location only within the United States or Canada and it is not transferable THIS WARRANTY COVERS ONLY FAILED MECHANICAL AND ELEC...

Page 56: ...gas pressures that fall outside the product s specified range Water incorrect water pipe sizing water pressures that fall outside the product s specified range recirculation flow rates that fall outsi...

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