Takagi T-H3S-DV Installation Manual And Owner'S Manual Download Page 61

Page: 61 / 64

Page

Parts List

Owner's Guide

Item #

Description

Part #

240, 340 and

540 models

T-H3J, T-H3S and

T-H3 models

462

463

464

465

Fastener “16-25A”

Fastener “6-15”

Flat heater

Drain tube

319143-205

319143-112

319143-535

319143-536

EKK39

EX12K

EK217

EK218

466

Cold pipe for 240 (T-H3J) and 340 (T-H3S) models

for 540 (T-H3) model

319143-537

319143-538

EK219

EK220

467

468

469

470

Stainless heat exchanger out pipe

Header connection

Drain port

Thermistor fixing plate

319143-539

319143-540

319143-541

319143-106

EK222

EK226

EK228

EK13H

471

472

473

Exhaust thermistor gasket

Hi-limit switch for exhaust

Gasket

319143-111

319143-104

319143-542

EK13L

EKH6G

EK229

701

Computer board for 240 (T-H3J) model

for 340 (T-H3S) model

for 540 (T-H3) model

319143-543

319143-544

319143-545

EK186

EK175

EK176

702

703

704

Rubber grommet

Surge box

120 VAC wire for Indoor models

for Outdoor models

320273-511

320273-128

319143-427

319143-546

EX00B

EK280

EK146

EK143

706

707

708

120 VAC Power ON-OFF switch

Remote controller wire for 240 (T-H3J) and 340 (T-H3S) models

for 540 (T-H3) model

Gas valve wire

319143-141

319143-490

319143-491

319143-492

EKK4V

EK189

EK165

EK168

709

711

Flame rod wire

Igniter assembly

319143-493

319143-479

EK166

EK153

713

Switch wire with thermostat for Indoor models

for Outdoor models

319143-496

319143-497

EK184

EK185

714

715

716

717

Proportional gas valve wire

24V cables for 540 (T-H3) model

Computer board cover

Cable clamp for Indoor models

319143-498

319143-499

319143-191

319143-500

EM167

EK179

EKK1M

EX13C

718

719

721

722

723

Exhaust thermistor for Indoor models

Remote fixing plate for 540 (T-H3) model

Exhaust Hi-limit switch wire

Temperature controller for Indoor models

Fixing plate

319143-131

319143-484

319143-501

319143-502

319143-503

EKH6E

EK152

EK180

EK173

EK178

724

Temperature remote controller

9008172005

TM-RE40

Summary of Contents for T-H3S-DV

Page 1: ...the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier O...

Page 2: ...ller 31 Easy LinkSystem 33 Multi UnitSystem 37 APPLICATIONS 38 INITIAL OPERATION 40 Owner s Guide OPERATING SAFETY 42 NORMAL OPERATION 44 Temperature controller and Remote controller 44 General 44 Tem...

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: ...U h Min 15 000 Max 160 000 Min 15 000 Max 180 000 Min 15 000 Max 199 000 Propane Input Operating Range BTU h Min 13 000 Max 160 000 Min 13 000 Max 180 000 Min 13 000 Max 199 000 Gas Connection 3 4 NPT...

Page 5: ...to be 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...

Page 6: ...rious injury CAUTION Indicates an imminently hazardous situation which if not avoided could result in minor or moderate injury Safety Guidelines Installation Manual Indicates an imminently hazardous s...

Page 7: ...nd the unit is dust or debris free Regular maintenance is recommended for these types of environment 9 The 240 Indoor T H3J DV 340 Indoor T H3S DV and 540 Indoor T H3 DV are to be installed indoors on...

Page 8: ...be installed under the water heater in case of leaks 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...

Page 9: ...TIONAL ITEMS Back Side Front Side Top Bottom INCLUDED ACCESSORIES Check that these items below are included with the water heater Installation manual and owner s guide Temperature remote controller ki...

Page 10: ...ll vent terminator Hood and Wall thimble They are used when venting out through the wall These terminations are special stainless steel vents for gas appliances and are UL listed as Category II III an...

Page 11: ...3 ft 914 mm from its top or eaves The area under an overhang must be open to three sides Outdoor models only Do not install the water heater vent terminator within 1 ft 305 mm in the USA of any air i...

Page 12: ...F No 4 ON No 2 ON No 3 OFF No 4 ON OFF ON 1 2 3 4 5 6 7 8 9 10 OFF ON 1 2 3 4 5 6 7 8 9 10 OFF ON 1 2 3 4 5 6 7 8 9 10 OFF ON 1 2 3 4 5 6 OFF ON 1 2 3 4 5 6 OFF ON 1 2 3 4 5 6 Bank of DIPswitches 240...

Page 13: ...s it is part of an approved common vent system For rooftop venting a rain cap or other form of termination that prevents rain water from entering into the water heater must be installed Do not termina...

Page 14: ...ON No 3 ON No 4 ON OFF ON 1 2 3 4 5 6 7 8 OFF ON 1 2 3 4 5 6 7 8 OFF ON 1 2 3 4 5 6 7 8 9 10 OFF ON 1 2 3 4 5 6 7 8 9 10 OFF ON 1 2 3 4 5 6 7 8 OFF ON 1 2 3 4 5 6 7 8 9 10 Set DIPswitches shown in the...

Page 15: ...NSI ASTM D1785 ULC S636 Certified Materials Only PVC DWV ANSI ASTM D2665 Schedule 40 CPVC ANSI ASTM F441 Schedule 40 ABS DWV ANSI ASTM D2661 Polypropylene UL 1738 Pipe Cement Primer PVC ANSI ASTM D256...

Page 16: ...onnect 3 couplings directly on the exhaust and intake vent collar of the water heater 2 Connect 3 straight pipes to the couplings 1 Connect 3 x4 increasers directly on the exhaust and intake vent coll...

Page 17: ...he coupling Typical installations using PVC ABS or polypropylene vent 1 Connect a 3 elbow directly on the intake vent collar of the water heater 2 Connect a 3 x4 increaser directly on the exhaust vent...

Page 18: ...d manufacturers ProTech Systems Inc FasNSeal Metal Fab Inc and Heat Fab Inc Saf T Vent Follow the vent pipe manufacturer s instructions when installing the vent pipe The maximum length of exhaust vent...

Page 19: ...allations using stainless steel vents Exhaust vent collar of the Indoor models Female 4 stainless steel vent straight pipe Intake vent collar Female 4 elbow with bird screen 1 Connect a 4 stainless st...

Page 20: ...pical common vent installation examples Only the models listed in the table above can be common vented together Different models cannot be common vented CAUTION Allowable models for common venting 240...

Page 21: ...e maximum number of elbows is 5 NOTICE Regardingtheclearances between the exhaust termination and the intake termination refer to p 22 to 24 Insert bird screen in elbow terminals Common venting system...

Page 22: ...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 23: ...nside corner If the adjacent wall is less than 2 ft 610 mm of length the minimum required distance away from the inside corner will be equal to the length of that adjacent wall Installation Exhaust te...

Page 24: ...mm away from an opposite surface wall Do not place the termination directly in front of an opening into a building Please follow all local and national codes in regards to proper termination clearance...

Page 25: ...n 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 supply piping syst...

Page 26: ...ize 5 Length 1 1 4 Pipe size 10 Length 3 4 Pipe size 5 Length 1 1 4 Pipe size Gas sizing example Natural Gas Unit kBTU per hour Pipe Size Length Diameter 10 20 30 40 50 60 70 80 90 100 125 150 200 3 4...

Page 27: ...l 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 heater CAUTION Install...

Page 28: ...ow free and complete drainage without any restrictions If the pressure relief valve installed on the water heater discharges periodically this may be due to a defective thermal expansion tank or defec...

Page 29: ...1 Connect the 1 2 FPT X 3 8 MPT Adaptor to the condensate drain port at the bottom of the water heater 2 Connect the Neutralizer to the 3 8 MPT connection of the adaptors There is a flow direction in...

Page 30: ...operation Verify proper operation after servicing CAUTION The condensate drain is at atmospheric pressure non pressurized and therefore must be allowed to drain freely with gravity only Please ensure...

Page 31: ...ss and twist flat head screwdriver against the cutout This remote controller is NOT waterproof Do not install in high temperature environments steamy conditions such as a bathroom outdoors in direct s...

Page 32: ...nector base on the backside of the remote controller with two screws Make sure the terminals are firmly fixed 5 Pull the remote s wires through the hole at the bottom of the water heater s casing 6 Pr...

Page 33: ...l T H3 DV T H3 OS When the 540 T H3 model is connected to other models listed above as part of an Easy Link System contact the manufacturer When the 710 T M32 and 540 T H3 are connected together in an...

Page 34: ...atically allocates the unit to each water heater in the Easy Link System in accordance with the table below A 540 T H3 model computer board B Basic diagram of connections between the Easy Link System...

Page 35: ...bank of DIPswitches 1 2 3 4 5 6 OFF ON PARENT 1 2 PARENT 1 2 Unless you change DIPswitch No 1 of the PARENT unit to the ON position the system will not work as an Easy Link System The units will oper...

Page 36: ...t control the unit on the system 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 impossi...

Page 37: ...ocates the unit 1 20 to each water heater that is part of the Multi Unit System In a Multi Unit System connect the 1 connector and the 2 connector with the communication cable refer to p 33 and 34 or...

Page 38: ...sed with non 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 s...

Page 39: ...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 40: ...ot water Check the GAS and WATER CONNECTIONS 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 k...

Page 41: ...ty 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 distributo...

Page 42: ...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 elect...

Page 43: ...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 44: ...ater heater stops operating the backlight of the controllers turns off The backlight of the controllers will turn back on once the water heater begins firing again 1 Open a hot water tap 2 Mix cold wa...

Page 45: ...n 3 When ON the STAND BY LED is lit 4 It shows the set temperature on its display as shown in the picture on the right EX 120 F 5 Press the HOT button or the COLD button to set the temperature setting...

Page 46: ...the screen 4 Press the INFO buttons for at least 3 seconds 5 The set temperature should now be displayed in the alternate unit of measurement EX 100 F EX 38 C Operation Screen on the controller Temper...

Page 47: ...ith dark squares The dark squares indicate the direction the DIPswitches should be set to WARNING DO NOT adjust the upper bank of DIPswitches for the 540 T H3 model Turn off the power supply to the wa...

Page 48: ...ect power to your heater This will keep your unit from freezing and being damaged Normal Operation Owner s Guide Appliance Use Flow rate GPM US L min Lavatory Faucet 1 0 3 8 Bath Tub 4 0 10 0 15 2 37...

Page 49: ...necessary by a licensed technician If repairs are needed any repairs should be done by a licensed technician UNIT DRAINING and FILTER CLEANING Normal Operation Owner s Guide Turn off the electrical p...

Page 50: ...pened Make sure the unit has 120 VAC 60 Hz power supply If you are using the remote controller and or temperature controller is the power button turned on Is the gas supply valve fully open p 40 Is th...

Page 51: ...plied with power Make sure the connection to the unit is correct p 32 NOTICE When the unit has not operated for five minutes or more the display of the controllers turns off to conserve energy Althoug...

Page 52: ...t only to show what the error code is but to also indicate which unit within the system has the error code Below is a sample of how the same error code is displayed in an Easy Link System Example If U...

Page 53: ...nition failure Check if the Hi limit switch Part 412 is properly functioning Check for connection breakage of wires Part 413 708 709 710 712 burn marks on the computer board Part 701 and or soot on th...

Page 54: ...to the 111 and 121 error codes 721 Six Times False flame detection For indoor models check if condensate drain is installed on the vent collar of the water heater Checkifthereisleakingfromheatexchang...

Page 55: ...Outdoor models Case assembly Temperature remote controller 724 723 722 056 052 052 003 007 002 050 006 704 005 052 702 704 008 052 050 052 717 702 713 004 002 001 001 004 Temperature controller Indoor...

Page 56: ...S models Computer board assembly Surge box assembly 121 713 703 706 063 709 053 703 711 701 713 103 709 402 707 708 714 721 407 408 701 714 403 715 721 707 722 715 402 402 103 713 708 711 709 716 716...

Page 57: ...Burner assembly 101 104 115 106 107 108 110 109 111 711 112 062 053 053 709 053 401 103 105 065 054 113 114 102 708 119 151 118 055 051 150 057 055 063 117 053 116 062 121 714 719 707 711 117 540 T H3...

Page 58: ...ter outlet section Water inlet section 403 456 460 458 462 B A Bypass section 540 T H3 model D A E 459 454 411 412 058 F 413 452 450 414 451 414 418 416 009 C 453 468 468 052 455 463 455 469 052 463 4...

Page 59: ...M4x20 Tap tight screw M4x12 FEZN 319143 326 319143 063 N A 319143 201 EW004 EW005 EW018 EKK31 058 059 060 061 Screw M3x6 Screw M4x6 Screw M4x12 Screw M3x6 319143 087 319143 328 320273 306 N A EW00A E...

Page 60: ...stor for 240 T H3J and 340 T H3S models Outlet thermistor for 540 T H3 model 319143 529 319143 190 EK207 EKK1A 409 410 411 Water outlet Outlet drain plug Heat exchanger thermistor for 540 T H3 model 3...

Page 61: ...120 VAC wire for Indoor models for Outdoor models 320273 511 320273 128 319143 427 319143 546 EX00B EK280 EK146 EK143 706 707 708 120 VAC Power ON OFF switch Remote controller wire for 240 T H3J and...

Page 62: ...to 8 0 GPM Output Hot Water GPM Output Temperature vs GPM Max 6 6 GPM with Various Inlet Water Temperature SetTemp F Incoming Temp F 540 T H3 model Output Temperature vs GPM Max 10 0 GPM with Various...

Page 63: ...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 64: ...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...

Search results

Summary of Contents for T-H3S-DV

Reviews:

Related manuals for T-H3S-DV

Brands by name

Popular brands

Takagi T-H3S-DV, Installation Manual And Owner'S Manual

Search results

Summary of Contents for T-H3S-DV

Reviews:

Related manuals for T-H3S-DV

Brands by name

Popular brands