Takagi T-M32 Installation Manual And Owner'S Manual Download

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Mobius Water Heater

™

Model T-M32 / T-M32 ASME

Suitable for potable water heating and space heating

T-M32 / T-M32 ASME

On-Demand Water Heater
Installation Manual and Owner’s Guide

FEATURING

•

ENDLESS

HOT

WATER

•

ON-DEMAND

USAGE

•

COMPACT,

SPACE

SAVING

•

ENERGY

CONSERVATION

•

COMPUTERIZED

SAFETY

•

PILOT

LIGHT

•

EASY

LINK

SYSTEM

WARNING

This product must be installed and
serviced by a licensed plumber, a
licensed gas fitter, or a professional
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, a fire or explosion may
result, causing property damage,
personal injury, or death.

TAKAGI Industrial Co. USA, Inc.

5 Whatney

Irvine, CA 92618

Toll Free: (888) 882-5244 USA

Toll Free: (877) 877-4953 CANADA

For supplying potable
hot water

ASME model ONLY

Summary of Contents for T-M32

Page 1: ...oduct must be installed and serviced by a licensed plumber a licensed gas fitter or a professional service technician Improper installation and or operation or installation by an unqualified person wi...

Page 2: ...andby 8 9 W 0 07 A Electric Consumption Freeze Protection 187 W 1 56 A SPECIFICATIONS INTRODUCTION SAFETY GUIDELINES INSTALLATION General Included Accessories Outdoor Installation Indoor Installation...

Page 3: ...concepts only and is not accurate to the T M32 s physical description This manual provides information necessary for the installation operation and maintenance of the Mobius T M32 water heater The mo...

Page 4: ...RESSURE and ELECTRIC RATING If this unit does not match your requirements do not install and consult with Takagi 5 If any problem should occur turn off all hot water taps and turn off the gas Then cal...

Page 5: ...acent to a bedroom or a room that is intended for quiet study or meditation etc Locate your heater close to a drain where water leakage will not do damage to surrounding areas As with any water heatin...

Page 6: ...to a sealed combustion unit Direct venting allows the T M32 to draw fresh intake air from the outside The warranty will not cover damage caused to the unit due to installation in a contaminated envir...

Page 7: ...position Do not adjust the right bank of dipswitches 4 The outdoor vent cap must be used when unit is installed outdoor Takagi requires the use of its part No TM VC32 5 When installed outdoors the T...

Page 8: ...ter can accumulate Do not install this water heater 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...

Page 9: ...ing 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 the enclosed area When comb...

Page 10: ...appliance the T M32 requires a 4 combustible air supply pipe The intake pipe must be sealed airtight Air supply pipe can be made of ABS PVC galvanized steel corrugated aluminum corrugated stainless st...

Page 11: ...Inc FasNSeal Flex L Inc Z Flex Inc Z Vent III Metal Fab Inc and Heat Fab Inc Saf T Vent 3 Follow the vent pipe manufacturer s instructions when installing the vent pipe 4 Do not common vent this appl...

Page 12: ...of the vent stack must not rest on the water heater 6 The vent must be easily removable from the top of the water heater for normal service and inspection of the unit 7 The water heater vent must not...

Page 13: ...connect any vent from other appliances to the T M32 vent Use 4 category III approved or Special BH single or double wall stainless steel vent pipe Wall Roof Rain Cap Roof Flashing Sidewall Vent Termi...

Page 14: ...outside corner G Clearance to inside 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 no...

Page 15: ...o the unit Ensure that any and all gas regulators used are operating properly and are providing gas pressures within the specified range shown above 4 Until testing of the main gas line supply pressur...

Page 16: ...Supply Piping Maximum Capacity of Propane LP Gas Based on 11 WC supply pressure at a 1 0 WC pressure drop Unit kBTU per Hour Pipe Size Length in Feet inches 10 20 30 40 50 60 70 80 90 100 125 150 200...

Page 17: ...e is also recommended on the hot water outlet of the unit If the T M32 is installed within or subjected to a closed loop water system a thermal expansion tank must be installed 4 Before installing the...

Page 18: ...e discharge piping for the pressure relief valve must be directed so that the hot water cannot splash on anyone or on nearby equipment 7 Attach the discharge tube to the pressure relief valve and run...

Page 19: ...per operation after servicing 1 The heater must be electrically grounded Do not attach the ground wire to either the gas or the water piping 2 The Mobius T M32 water heater requires AC 120V 60 Hz elec...

Page 20: ...e firmly fixed 5 Put the remote wires through the hole on the bottom of the unit casing 6 Connect the remote wires to the remote controller terminal properly No polarity Do NOT jump or short circuit w...

Page 21: ...sing suitable relays shown in the diagram below Please make sure the relays are properly rated for the recirculation pump Using the T M32 s internal thermistors as a temperature control the recirculat...

Page 22: ...l the water in the loop reach the set temperature Note The recirculation pump needs to be connected to the pump terminal of the T M32 B Storage Tank Circulation Control No 7 ON Feature This is to ensu...

Page 23: ...6 and No 7 are OFF the pump will be made to run all the time as long as there is a power supply to the T M32 The pump will stop when the TM RE30 remote is turned off Water in the loop will be maintain...

Page 24: ...d 960 000 BTU h The T M32 Easy Link system is limited to 4 units If you connect more than 4 units the first 4 units will work as part of the Easy Link system but the other additional units will only w...

Page 25: ...onnector of the SLAVE 2 unit to the 1 connector of the SLAVE 3 unit 6 Make sure the 7 seg LED of all the units computer boards display the unit The numbering system of the T M32 automatically allocate...

Page 26: ...settings still need to be set to the same settings on all the units Wrong connection between the MASTER unit and the SLAVE 1 unit MASTER unit SLAVE 1 unit Communication cable Connectors MASTER 2 1 MAS...

Page 27: ...2 3 4 5 6 7 8 Left bank of Dipswitches OFF ON MST DIRE OUT TMP3 TMP2 TMP1 1 2 3 4 5 6 7 8 MODE D PRT 3 4 3 4 Connectors MASTER 2 1 MASTER 2 1 OFF ON 1 2 3 4 5 6 7 8 Left bank of Dipswitches OFF ON MST...

Page 28: ...o 20 water heaters As shown is a sample for 3 T M32s Make sure the 7 seg LED of all the units computer boards display the unit The TM MC01 automatically allocates the unit 1 20 to each water heater th...

Page 29: ...F to 167 F 182 F as shown below NOTE The maximum set temperature with the TM RE10 When the red jumper on the back of the TM RE10 is installed the maximum set temperature is 167 F If you remove the ju...

Page 30: ...o 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...

Page 31: ...ns instantly or death from scalding The outlet hot water temperature of the Mobius T M32 water heater is factory set at 120 F Feel the water temperature before bathing or showering 100 105 110 115 120...

Page 32: ...ds And then make sure 1 or 0 is displayed on remote controller 1 is displayed for single units 0 is displayed for Easy Link Multi Systems 3 Press the TIME button Make sure OFF and F1 are displayed on...

Page 33: ...wer supply The freeze protection system will activate when the surrounding and or outside temperatures drop below 36 5 F 2 5 C In any areas subject to freezing temperatures Takagi highly recommends in...

Page 34: ...s with the dark squares The dark squares indicate which direction the dipswitch should be set to DO NOT set to 185 F if you use your T M32 in a recirculation system This will cause damage to the heate...

Page 35: ...d any repairs should be done by a licensed technician UNIT DRAINING and FILTER CLEANING 1 Close the manual gas shut off valve 2 Turn off power to the unit and then turn on again 3 Wait 30 seconds and...

Page 36: ...too high p 31 34 The hot water is not available when a fixture is opened Make sure the unit has 120V 60Hz power supply If you are using the remote controller is the power button turned on p 31 Is the...

Page 37: ...LUTIONS Remote controller does not display anything when the power button is turned on Press the ON OFF button If the lamp lights up This is normal When the unit has not operated for five minutes or m...

Page 38: ...an Easy Link system will display the error code on its 7 Seg LED in exactly the same way as if it were only a Single Unit Example If Unit 2 has the 321 error code inlet thermistor The 7 Seg LED on th...

Page 39: ...ermostat Heater BK BK G W BK Trans former Ground BR BR AC120V G Ground BK W W BK BR BR Fuse box W BK Heater 1 2 3 4 5 6 O F F 7 8 G F I 1 2 3 4 5 6 O F F 7 8 BK W Pump Heater 2 1 GY GY P P O O 3 4 7 S...

Page 40: ...e technician 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...

Page 41: ...NING The outlet hot water temperature of the T M32 water heater is factory set at 120 F Use this heater at your own risk The set outlet water temperature can cause severe burns instantly or death from...

Page 42: ...re over 125 F can cause severe burns instantly or death from scalds Chemicals such as diluted Glycol can be used for radiant floor Hydro fan coil air or Baseboard heating only The diluted solution of...

Page 43: ...rmance If the application requires a higher re circulating flow rate make sure that the re circulating flow rate is no greater than 4 GPM If the flow rate is too high the system could be damaged by er...

Page 44: ...matter the orientation For multiple unit direct vent sidewall terminations that combine the intake and exhaust into a single penetration space each direct vent termination at least 1 ft away from eac...

Page 45: ...oor installation with the T M32 water heater The cap is installed on the top of the unit instead of connecting an exhaust vent pipe The cap will prevent any debris that might be in the environment fro...

Page 46: ...6 0 52 00 7 7 03 0 08 0 52 00 7 051 0 51 004 05 2 0 01 00 5 05 2 00 4 0 03 05 0 0 51 0 50 70 2 0 02 052 Other than Part 706 the T M32 and the T M32 ASME share the same components 7 0 8 0 5 2 7 1 6 05...

Page 47: ...nd the T M32 ASME share the same components 103 101 102 401 1 04 105 152 707 152 106 107 151 1 08 109 110 152 152 111 152 112 113 153 114 115 154 116 1 17 1 55 118 119 121 704 152 122 156 157 158 152...

Page 48: ...406 407 408 409 410 052 440 428 429 436 411 412 413 427 419 422 420 439 434 419 433 414 437 414 441 A A 414 414 052 414 434 414 414 414 To the Heat exchanger 21 0 1 5 0 4 0 4 4 05 40 6 4 07 40 8 4 09...

Page 49: ...n screw M4 10 106 EKK0E Flame rod 158 EW001 Screw M4 10 W Washer 107 EKK32 Rod holder 159 EW005 Hex head screw M4 8 108 EKK0F Igniter rod 160 EW00L Pan screw M4 6 W Washer 109 EKN61 Rod cap 210 EM415...

Page 50: ...wire for T M32 ASME 420 EZM16 O ring P16 EPDM Purple 707 EM395 Flame rod wire 421 EM390 Cold pipe for T M32 708 EC00X Nylon clamp 422 EKK38 Inlet thermistor 709 EM45T Igniter Freeze protection wire 4...

Page 51: ...60 F 70 F 40 F 6 4 5 9 5 5 5 1 4 8 4 5 4 3 4 0 3 8 3 5 3 2 3 1 2 9 2 8 2 7 2 6 50 F 7 7 7 0 6 4 5 9 5 5 5 1 4 8 4 5 4 3 3 8 3 5 3 3 3 2 3 1 2 9 2 8 60 F 9 0 8 5 7 7 7 0 6 4 5 9 5 5 5 1 4 8 4 3 3 8 3...

Page 52: ...Takagi Industrial Co USA Inc will furnish a brand new heat exchanger or a refurbished or conditioned tankless water heater with same model For commercial industrial and or recirculation applications h...

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