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  4. 510 Outdoor (T-D2-OS)
  5. Installation Manual And Owner's Manual

Takagi 510 Outdoor (T-D2-OS) Installation Manual And Owner's Manual

Manual is about: On-Demand Water Heater

Summary of 510 Outdoor (T-D2-OS)

  • Page 1

    Gas tankless water heater tm suitable for potable water heating and space-heating* * please refer to local codes for space-heating compliance. Featuring • endlesshotwater • on-demandusage • compact,spacesaving • energyconservation • computerizedsafety • nopilotlight • easy-linksystem 510 (t-d2) mode...

  • Page 2: Contents

    2 page contents installation manual specifications .......................................................................................................................... 4 introduction ..................................................................................................................

  • Page 3: Installation Manual

    3 page installation manual installation manual congratulations congratulations and thank you for choosing our tankless water heater. Before use, we recommend that you read through this safety manual carefully. Please refer to the back of the manual for details about the warranty. Keep this manual fo...

  • Page 4: Specifications

    4 page model 110 indoor (t-kjr2-in) 110 outdoor (t-kjr2-os) 310 indoor (t-k4-in) 310 outdoor (t-k4-os) 510 indoor (t-d2-in) 510 outdoor (t-d2-os) natural gas input (operating range) btu/h min.: 19,500 max.: 140,000 min.: 11,000 max.: 190,000 min.: 11,000 max.: 199,000 propane gas input (operating ra...

  • Page 5: Introduction

    5 page introduction • this manual provides information necessary for the installation, operation, and maintenance of the water heater. • the model description is listed on the rating plate which is attached to the side panel of the water heater. • please read all installation instructions completely...

  • Page 6: Safety Guidelines

    6 page safety guidelines safety definition general 1. Follow all local codes, or in the absence of local codes, follow the most recent edition of the national fuelgascode:ansiz223.1/nfpa54intheusaorcan/csab149.1naturalgas,propaneinstallation code in canada. 2. Properly ground the unit in accordance ...

  • Page 7: Installation

    7 page installation general 1. Follow all local codes, or in the absence of local codes, follow the most recent edition of the national fuelgascode:ansiz223.1/nfpa54intheusaorcan/csab149.1naturalgas,propaneinstallation code in canada. 2. All gas water heaters require careful and correct installation...

  • Page 8

    8 page included accessories optional items • installation and service must be performed by a qualified installer (for example, a licensed plumber or gas fitter), otherwise the warranty will be void. • the installer (licensed professional) is responsible for the correct installation of the water heat...

  • Page 9

    9 page warning for installations for your safety, read before installation: do not have the vent terminal pointing toward any opening into a building. Do not locate your heater in a pit or location where gas and water can accumulate. Do not install this water heater under an overhang less than 3 ft....

  • Page 10: ✓

    10 page top back bottom side side front maintain all clearances around the water heater. Clearances model top bottom front back sides 110 indoor* (t-kjr2-in)* 310 indoor* (t-k4-in)* 510 indoor* (t-d2-in)* 12 in. (305 mm) 12 in. (305 mm) 4 in.** (102 mm) 1 in. (25 mm) 3 in. (76 mm) 110 outdoor (t-kjr...

  • Page 11

    11 page 2. Direct-vent conversion kit: 9007667005 (tk-tv10) this kit can be used to convert the water heater from a single vent system to a direct- vent (double vent) (or sealed combustion) system with a 3 in. (76 mm) intake. Install this conversion kit in accordance with the installation instructio...

  • Page 12

    12 page warning do not adjust any dipswitches on the upper bank for the 510 (t-d2) model. Note: the dark squares indicate the direction the dipswitches should be set to. Installation installation manual 110 (t-kjr2) and 310 (t-k4) models altitude 0 to 2,000 ft. (default) 2,000 to 4,000 ft. 4,000 to ...

  • Page 13: -General-

    13 page venting instructions -general- the water heater must be vented in accordance with the section “venting of equipment" of the latest editionofthenationalfuelgascode:ansiz223.1/nfpa54intheunitedstatesand/orsection7ofthe can/csa b149.1 natural gas and propane installation code in canada, as well...

  • Page 14: -Exhaust Venting-

    14 page -exhaust venting- for the 110 indoor (t-kjr2-in), 310 indoor (t-k4-in), and 510 indoor (t-d2-in) models this is a category iii appliance and must be vented accordingly. The vent system must be sealed airtight. All seams and joints without gaskets must be sealed with high heat resistant silic...

  • Page 15: Venting Illustrations-

    15 page venting illustrations- for the 110 indoor (t-kjr2-in), 310 indoor (t-k4-in), and 510 indoor (t-d2-in) models for details of the optional items, refer to the installation manual for each optional item. Horizontal installation with direct-vent concentric termination wall direct-vent concentric...

  • Page 16

    16 page -vent termination clearances- canada u.S.A direct-vent and other than direct-vent direct- vent other than direct-vent a clearance above grade, veranda, porch, deck, or balcony 1 foot 1 foot 1 foot b clearance to window or door that may be opened 3 feet 1 foot 4 feet from below or side openin...

  • Page 17: -For Sidewall Terminations-

    17 page -for sidewall terminations- -for rooftop terminations- for multiple sidewall exhaust terminations (e.G. Multi- unit systems), an exhaust termination must be at least 1 ft. (305mm) away from another exhaust termination. An exhaust termination must also be at least 2 ft. (610 mm) away from an ...

  • Page 18: -General-

    18 page gas supply and gas pipe sizing -general- • the minimum and maximum inlet gas pressures are: • inlet gas pressures that fall outside the range of values listed above may adversely affect the performance of the water heater. These pressures are measured when the water heater is in full operati...

  • Page 19: -Natural Gas Supply Piping-

    19 page -natural gas supply piping- maximum delivery capacity of cubic feet of gas per hour of ips pipe carrying natural gas with 0.60 specific gravity based on pressure drop of 0.5" w.C. Based on energy content of 1,000 btu/cubic ft.: the water heater requires 140 cubic ft./hr for the 110 (t-kjr2) ...

  • Page 20

    20 page -measuring inlet gas pressure- the water heater cannot perform properly without sufficient inlet gas pressure. Below are instructions on how to check the inlet gas pressure. This is only to be done by a licensed professional. Water connections all pipes, pipe fittings, valves and other compo...

  • Page 21

    21 page -pressure relief valve- the water heater has a high-temperature shutoff switch built in as a standard safety feature (called a hi-limit switch) therefore a “pressure only” relief valve is required. • this unit does not come with an approved pressure relief valve. • an approved pressure relie...

  • Page 22

    22 page remote controller connections 1. Disconnect power supply from the water heater. 2. Take off the water heater’s front cover. 3. Wires used for the remote controller connection must be: • minimum 20 awg wire (no polarity) • 9007666005 (tk-re02) for 110 (t-kjr2) & 310 (t-k4) models maximum 150 ...

  • Page 23

    23 page installation installation manual pump control connections available on the 510 (t-d2) model only the 510 (t-d2) model water heater can be used to control a recirculation pump. Proper pump control helps to preserve the life of the system and saves energy as well. The water heater pump control...

  • Page 24

    24 page easy-link system (available on the 510 (t-d2) model only) the 510 (t-d2) model water heaters can be connected with other allowable heaters (see the table below) with communication cables to work as a multiple-unit manifold system. • the easy-link system allows up to 4 units to manifold toget...

  • Page 25

    25 page 5. Between the “parent” and the “child-1” units: connect the “parent” connector of the “parent” unit to the “1” connector of the “child-1” unit using the supplied linking cable. 6. Between the “child-1” and the “child-2” units: connect the “2” connector of the “child-1” unit to the “1” conne...

  • Page 26

    26 page (c) examples of incorrect settings and /or connections case 1: wrong dipswitch setting on the "parent" unit case 2: wrong connections between the "parent" unit and the "child-1" unit installation installation manual • unless you change dipswitch no. 1 of the “parent” unit to the “on” positio...

  • Page 27

    27 page case 3: wrong connections between the "child-1" unit and the "child-2" unit case 4: remote controller connected to incorrect unit connecting two “parent” connectors together from two separate units may damage the computer board. The communication cable has a female end and a male end so it’s...

  • Page 28: Applications

    28 page applications -space-heating applications- -recirculation- *the recirculation pump is to be controlled by: -dual-set aquastat (recommended w/timer) or -"pump control connections" 510 (t-d2) model only. (refer to p.23.) *the recirculation pump is to provide no less than 2 gpm and no more than ...

  • Page 29

    29 page • priority control devices such as a flow switch, an aquastat or other electronic controller can be used to prioritize the domestic water system over the heating system. • follow all local codes, or in the absence of local codes, follow the most recent editionofthenationalstandardcode,ansiz2...

  • Page 30: Initial Operation

    30 page initial operation if you smell gas: • do not try to start the water heater. • do not touch any electric switches; do not use any phone in your building. • immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions. • if you cannot reach your gas suppli...

  • Page 31: Owner'S Guide

    31 page owner's guide congratulations congratulations and thank you for choosing our tankless water heater. Before use, we recommend that 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 yo...

  • Page 32: Operating Safety

    32 page operating safety for your safety read before operating a. This water heater does not have a pilot. It is equipped with an ignition device that automatically lights the burner. Do not try to light the burner by hand. B. Before operating smell all around the water heater area for evidence of l...

  • Page 33: Danger

    33 page 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. Warning the outlet hot water temperature of the water heater is facto...

  • Page 34: Normal Operation

    34 page normal operation general temperature settings -with remote controller- normal operation owner's guide warning • hot water temperature above 125 °f (52 °c) can cause severe burns instantly or death from scalding. • the outlet hot water temperature of the water heater is factory set at 122 °f ...

  • Page 35

    35 page normal operation owner's guide b) 510 (t-d2) model: 9007603005 (tm-re30) “buzzer” “hot” “cold” “on/off” “time” “info” 9007603005 (tm-re30) 1. Turn on the 120vac power supply to the water heater. 2. Press the "on/off" button on the remote to turn the remote controller on. It shows the time an...

  • Page 36

    36 page normal operation owner's guide how to change to the high temperature mode 1. Turn off power to the remote controller by pressing the “on/off” button. (lamp is off to indicate that power is off.) 2. Simultaneously press and hold both the “hot” and “cold” buttons for at least 5 seconds. And th...

  • Page 37

    37 page set the time> 1. Press the "time" button, then press the "hot" or the "cold" button to set the clock time. 2. Press the "time" button again to save and exit. Note: if you want to hide the clock time, press and hold the "time" button for 3 seconds or longer. The remote controller has a functi...

  • Page 38

    38 page normal operation owner's guide • do not adjust the let bank of dipswitches for the 510 (t-d2) model. • turn off the power supply to the water heater before changing the dipswitch settings. Warning 110 (t-kjr2) / 310 (t-k4) computer board dipswitches 510 (t-d2) computer board dipswitches (rig...

  • Page 39

    39 page flow • this unit comes equipped with heating blocks to protect it against damages associated with freezing. • for this freeze protection system to operate, there has to be electrical power to the unit. Damage to the heat exchanger caused by freezing temperatures due to power loss is not cove...

  • Page 40

    40 page maintenance and service • clean the cold-water inlet filter. (refer to unit draining and filter cleaning section in this page.) • be sure that all openings for combustion and ventilation air are not blocked. • the venting system should be checked annually for any leaks, corrosion, blockages ...

  • Page 41: Troubleshooting

    41 page water connections all pipes, pipe fittings, valves and other components, including soldering materials, must be suitable for potable water systems. 1. A manual shutoff valve must be installed on the cold water inlet to the water heater between the main water supply line and the water heater....

  • Page 42

    42 page problem solutions w ater he ater unit does not ignite when water goes through the unit. • is the flow rate over 0.5 gpm? (p. 34) • check for the filter on cold water inlet. (p. 40) • check for reverse connection and cross connection. • if you use the remote controller, is the power button tu...

  • Page 43

    43 page error codes -general- • the water heaters have self-diagnostic function for safety and convenience when troubleshooting. • if there is a problem with the installation or the unit, the 510 (t-d2) model will display a numerical error code on the 7-seg led on the computer board, and the 110 (t-...

  • Page 44

    44 page -fault analysis of error codes- if the error code is displayed on the computer board of the water heater or remote controller, please check the following. After checking, consult with the manufacturer. Troubleshooting owner's guide 110 (t-kjr2) and 310 (t-k4) 510 (t-d2) malfunction descripti...

  • Page 45

    45 page troubleshooting owner's guide 110 (t-kjr2) and 310 (t-k4) 510 (t-d2) malfunction description diagnosis red led remote remote 7 seg led two times 39 391 air-fuel ratio rod failure • check for connection/breakage of wires (part #709) and/ or soot on the afr rod (part #108). N/a n/a 441 flow se...

  • Page 46: Case Assembly

    46 page case assembly temperature remote controller components diagram owner's guide components diagram 722 110 (t-kjr2) and 310 (t-k4) models 722 510 (t-d2) model 110 indoor (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 0...

  • Page 47: Burner Assembly

    47 page components diagram owner's guide 101 709 111 712 110 065 108 107 106 109 105 104 059 052 053 706 121 703 053 704 705 053 053 059 103 112 113 114 708 150 102 119 151 118 052 062 055 714 053 711 712 053 120 053 067 053 701 713 058 115 061 055 401 101 709 111 burner assembly manifold assembly 1...

  • Page 48: Burner Assembly

    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 ...

  • Page 49: Water Way Assembly

    49 page components diagram owner's guide water way assembly bypass section computer board assembly 701 707 710 708 715 716 709 719 718 717 103 719 408 407 402 402 714 709 707 701 710 708 103 110 (t-kjr2) and 310 (t-k4) models 510 (t-d2) model water outlet section water inlet section exhaust section ...

  • Page 50: Parts List

    50 page parts list owner's guide parts list item # description part # 110, 310 and 510 models t-kjr2, t-k4 and t-d2 models 001 case assembly for 110 indoor (t-kjr2-in) for 110 outdoor (t-kjr2-os) for 310 and 510 indoor (t-k4-in and t-d2-in) for 310 and 510 outdoor (t-k4-os and t-d2-os) 319143-159 31...

  • Page 51

    51 page item # description part # 110, 310 and 510 models t-kjr2, t-k4 and t-d2 models 108 flame rod for 110 (t-kjr2) model flame rod for 310 (t-k4) and 510 (t-d2) models 319143-339 319143-035 ex00r ekk0e 109 igniter rod for 110 (t-kjr2) model igniter rod for 310 (t-k4) and 510 (t-d2) models 319143-...

  • Page 52

    52 page parts list owner's guide item # description part # 110, 310 and 510 models t-kjr2, t-k4 and t-d2 models 413 414 415 overheat-cut-off fuse heater inlet heater 319143-149 319143-200 319143-078 ek333 ekk2r ekk2p 450 451 452 453 454 pipe heater fixing plate heater fixing plate 16 fuse fixing pla...

  • Page 53

    53 page parts list owner's guide item # description part # 110, 310 and 510 models t-kjr2, t-k4 and t-d2 models 715 716 717 718 pump and multi cable for 510 (t-d2) model thermistors wire for 510 (t-d2) model rs-vg wire for 510 (t-d2) model water valves wire for 510 (t-d2) model 319143-204 319143-195...

  • Page 54: Output Temperature Chart

    54 page output temperature chart owner's guide 110 (t-kjr2) model output temperatue vs. Gpm (max. 6.6 gpm) with various inlet water temperature set temp. Output hot w ater gpm incoming temp. 310 (t-k4) model output hot w ater gpm incoming temp. Output temperatue vs. Gpm (max. 8.0 gpm) with various i...

  • Page 55: Limited Warranty

    55 page 1. The manufacturer warrants this product against defects in materials or workmanship as described in this document if installed within the united states or canada. The manufacturer or its authorized service representative will, at its sole discretion, repair or replace any failed or defecti...

  • Page 56

    56 page • freezedamagethatoccurswithouttakingproperpreventivemeasuresasdescribedintheinstallation manual. • condensatedamageduetoimproperlyinstalledorlackofacondensatetrap(drain). • anyproductnotinstalledincompliancewithallapplicablelocal&provincialcodes,ordinances,and good trade practices. • anypro...