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172-65627M-09  (SQ10)    18  Oct  2021 

72

 

WRITTEN DESCRIPTION OF THE CLAIMED DEFECT AND HOW AND WHEN THE CLAIMED 
DEFECTIVE PRODUCT WAS USED; AND (b) THE CLAIMED DEFECTIVE PRODUCT AND A 
COPY OF THE PURCHASE INVOICE IS RETURNED TO THE SELLER, FREIGHT AND 
TRANSPORTATION COSTS PREPAID, UNDER A RETURN MATERIAL AUTHORIZATION 
AND TRACKING NUMBER ISSUED BY THE SELLER. ALL LABOR COSTS, SHIPPING 
COSTS, AND TRANSPORTATION COSTS ASSOCIATED WITH THE RETURN OR 
REPLACEMENT OF THE CLAIMED DEFECTIVE PRODUCT ARE SOLELY THE 
RESPONSIBILITY OF BUYER OR THE FIRST END USER. THE SELLER RESERVES THE 
RIGHT TO INSPECT ON THE FIRST END USER’S SITE ANY PRODUCTS CLAIMED TO BE 
DEFECTIVE BEFORE ISSUING A RETURN MATERIAL AUTHORIZATION. SHOULD SUCH 
INSPECTION REVEAL, IN THE SELLER’S REASONABLE DISCRETION, THAT THE 
CLAIMED DEFECT IS NOT COVERED BY THIS WARRANTY, THE PARTY ASSERTING THIS 
WARRANTY SHALL PAY THE SELLER FOR THE TIME AND EXPENSES RELATED TO 
SUCH ON-SITE INSPECTION. 

Exclusion of Consequential and Incidental Damages 

IT IS SPECIFICALLY ACKNOWLEDGED THAT THIS WARRANTY, ANY OTHER EXPRESS 
WARRANTY NOT NEGATED HEREBY, AND ANY IMPLIED WARRANTY NOT NEGATED 
HEREBY, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 
FOR A PARTICULAR PURPOSE, DO NOT COVER, AND NEITHER TLV, TII NOR ITS TLV 
GROUP COMPANIES WILL IN ANY EVENT BE LIABLE FOR, INCIDENTAL OR 
CONSEQUENTIAL DAMAGES, INCLUDING, BUT NOT LIMITED TO LOST PROFITS, THE 
COST OF DISASSEMBLY AND SHIPMENT OF THE DEFECTIVE PRODUCT, INJURY TO 
OTHER PROPERTY, DAMAGE TO BUYER’S OR THE FIRST END USER’S PRODUCT, 
DAMAGE TO BUYER’S OR THE FIRST END USER’S PROCESSES, LOSS OF USE, OR 
OTHER COMMERCIAL LOSSES. WHERE, DUE TO OPERATION OF LAW, 
CONSEQUENTIAL AND INCIDENTAL DAMAGES UNDER THIS WARRANTY, UNDER ANY 
OTHER EXPRESS WARRANTY NOT NEGATED HEREBY OR UNDER ANY IMPLIED 
WARRANTY NOT NEGATED HEREBY (INCLUDING THE IMPLIED WARRANTIES OF 
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE) CANNOT BE 
EXCLUDED, SUCH DAMAGES ARE EXPRESSLY LIMITED IN AMOUNT TO THE PURCHASE 
PRICE OF THE DEFECTIVE PRODUCT. THIS EXCLUSION OF CONSEQUENTIAL AND 
INCIDENTAL DAMAGES, AND THE PROVISION OF THIS WARRANTY LIMITING REMEDIES 
HEREUNDER TO REPLACEMENT, ARE INDEPENDENT PROVISIONS, AND ANY 
DETERMINATION THAT THE LIMITATION OF REMEDIES FAILS OF ITS ESSENTIAL 
PURPOSE OR ANY OTHER DETERMINATION THAT EITHER OF THE ABOVE REMEDIES IS 
UNENFORCEABLE, SHALL NOT BE CONSTRUED TO MAKE THE OTHER PROVISIONS 
UNENFORCEABLE. 

Exclusion of Other Warranties 

THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, 
AND ALL OTHER WARRANTIES, INCLUDING BUT NOT LIMITED TO THE IMPLIED 
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, 
ARE EXPRESSLY DISCLAIMED. 

Severability 

Any provision of this warranty which is invalid, prohibited or unenforceable in any 
jurisdiction shall, as to such jurisdiction, be ineffective to the extent of such 
invalidity, prohibition or unenforceability without invalidating the remaining 
provisions hereof, and any such invalidity, prohibition or unenforceability in any 
such jurisdiction shall not invalidate or render unenforceable such provision in any 
other jurisdiction.   

Summary of Contents for SteamAqua SQ10

Page 1: ...172 65627M 09 SQ10 18 October 2021 Steam Fired Instantaneous Water Heater Compliant with the Water Supply Act in Japan SQ10 Copyright 2021 by TLV CO LTD All rights reserved...

Page 2: ...ommissioning and for daily operation maintenance inspection and when troubleshooting This instruction manual is intended for use with the model s listed on the front cover It is necessary not only for...

Page 3: ...ion of Damage due to Freezing 30 Maintenance and Inspection 31 Storage 34 Storage Instructions 34 Troubleshooting 35 Service or Technical Assistance 37 Specifications 38 Disposal of the Unit 38 TLV EX...

Page 4: ...172 65627M 09 SQ10 18 Oct 2021 3 Operation...

Page 5: ...ns There is a space under the control panel of the unit for storage of this manual Symbols Indicates a DANGER WARNING and CAUTION item Indicates an urgent situation which poses a threat of death or se...

Page 6: ...oving components when hot or under pressure may lead to discharge of fluids causing burns other injuries or damage Be sure to use only the recommended components when repairing the unit and NEVER atte...

Page 7: ...nger When the cooling circulation unit optional is installed Operating the heat exchanger empty of water for a long period of time is dangerous and may result in the pump running dry and becoming dama...

Page 8: ...The unit is not designed to be climbed on by people Failure to observe this precaution may lead to injury failure or abnormal operation due to deformation of the unit When disassembling or removing t...

Page 9: ...hat when reducing the flow rate of the supply water from 2 m3 h to 1 m3 h relative change of 50 even operating the water supply valve for 30 seconds will result in a temporary water temperature deviat...

Page 10: ...6 9 20 14 13 1 12 19 Water Quality Certification Japan High Temperature Caution Label Hot Water Outlet Steam Inlet Cold Water Inlet Nameplate Condensate Outlet Hot Water Outlet Cold Water Inlet Conde...

Page 11: ...re to become the set temperature The control valve is pneumatically actuated Condensate separator separates and removes condensate in the steam piping When the unit stops or becomes abnormally high te...

Page 12: ...trol Panel for Connection to Circulating Pump 5 Control Panel for Connection to Circulating Pump A control panel can be installed for connecting the unit start up to a low power pump on a closed hot w...

Page 13: ...sing this touch panel display 2 Earth Leakage Circuit Breaker Non fuse Breaker Circuit breaker for the unit The circuit breaker is OFF when shipped Make sure the breaker is turned ON by a qualified el...

Page 14: ...mergency use The button is enabled by touching it for 0 5 seconds In operation gray Not in operation red 3 SET TEMP Display and SET TEMP Adjustment Button Displays the current set target value for the...

Page 15: ...hot water outlet of the unit 4 VALVE OPENING Displays the current valve opening of the control valve Displayed range 0 to 100 The value is not displayed unless Display Valve Opening is ON on the para...

Page 16: ...t after a certain period of time Once steam supply is started the water displayed in the image after the heat exchanger changes to orange Cooling circulation unit is in operation The water flow rate i...

Page 17: ...e is no change in the temperature sensor measured value for a certain period of time during steam heating and is displayed in amber text It is also displayed on the main screen C amber when triggered...

Page 18: ...ed 2 Trend Data Displays various trend data against elapsed time Hot water outlet temperature PV Displays the measured value of the hot water outlet temperature Hot water outlet temperature SV Display...

Page 19: ...anel should be closed When the USB device is recognized by the unit the USB icon will be displayed in the lower right of the touch panel display 2 Data transfer recording When the Start End Recording...

Page 20: ...y that the file may not be opened Once the data in the USB device is retrieved make sure to delete files and folders on the USB device that have been automatically generated If the data is not deleted...

Page 21: ...onger time period than set in No 2 a high temperature alarm will be triggered When the high temperature alarm value is set to 80 C and alarm delay is set to 10 seconds an alarm will be triggered if th...

Page 22: ...re required make sure to confirm site safety before changing the PID constant Unnecessarily changing the PID value may result in being unable to obtain the set water temperature or in some cases overh...

Page 23: ...ed Except days selected in weekly mode No 10 Day buttons in green will be removed from the schedule if touched again 6 Stop Time The time to stop the unit s automatic operation Touching the time displ...

Page 24: ...put method is identical to the Start Time setting described above 5 Finally touch the Save button to save the settings To deactivate the schedule function touch the ON OFF icon on the top left Input e...

Page 25: ...m supply unit and the control valve No 11 will close b The cooling circulation system will start operation when the cooling circulation unit optional is installed The solenoid valve option No 7 of the...

Page 26: ...ing unit ON Circulating pump OP6 In operation Solenoid valve OP7 Open Cooling unit OFF Circulating pump OP6 Stopped Solenoid valve OP7 Closed Steam supply unit Supplies and controls steam to the heat...

Page 27: ...valve open is dangerous as steam or condensate may be discharged during operation start up 2 Make sure that the power supply indicator on the control panel is lit and the power is supplied to the con...

Page 28: ...rating conditions 1 The set flow rate of water is the minimum controllable flow rate for the unit under operating conditions Factory setting see product specification document The set flow rate can be...

Page 29: ...se the high temperature alarm to be triggered causing the unit to immediately stop operation Even if the target temperature is set within the operational range 30 to 95 C the temperature may be outsid...

Page 30: ...stopping The steam source pressure temporarily rises and the safety valve relief valve not included with the unit installed on the pipe before the steam inlet valve activates Supply pressure to other...

Page 31: ...charged even within the warranty period Water in the water supply system cannot be discharged with the unit To prevent freezing of water supply system contact the administrator of the water system Dra...

Page 32: ...FF before carrying out work on the wiring or inspections involving disassembly If such work is carried out with the power on there is a danger that unit may malfunction or electric shock may occur lea...

Page 33: ...opening of the steam control valve No 11 If the facility manager has indicated the acceptable pressure range on the pressure gauge check that the pressure is within the range 6 Abnormal sounds vibrat...

Page 34: ...facturer 4 Circulating pump Option No 6 solenoid valve Option No 7 when the cooling circulation unit optional is installed The circulating pump operates when supply water is stopped still in operation...

Page 35: ...dity is 80 or less 3 If the label or plastic sheet used for sealing or packaging of the unit is damaged replace it immediately or repair it with appropriate tape to maintain the seal 4 When repacking...

Page 36: ...is below the required amount Operation check of the flow sensor Check the water flow on the touch panel Open the valve Increase the water amount 5 seconds have not passed after AL1 triggered Check th...

Page 37: ...measured temp value output Follow the steps below to resolve problems 1 When using measured temp value output disconnect the wiring and connect it to a 250 resistor 2 Confirm continuity between the te...

Page 38: ...ding Victoria 3131 Australia Tel Fax 61 0 3 9873 5610 61 0 3 9873 5010 In East Asia 36 Kaki Bukit Place 02 01 02 Singapore 416214 Tel Fax 65 6747 4600 65 6742 0345 Room 5406 No 103 Cao Bao Road Shangh...

Page 39: ...d Hot Water Areas C Cold water side 70 C Hot water side 110 C Heat Exchanger PMA TMA MPaG C 1 0 MPaG 185 C Maximum Operating Steam Pressure MPaG 0 4 Motive Air Supply Pressure for Control Valve MPaG 0...

Page 40: ...ond the control of TLV TII or TLV group companies or 6 improper storage maintenance or repair or 7 operation of the Products not in accordance with instructions issued with the Products or with accept...

Page 41: ...SSEMBLY AND SHIPMENT OF THE DEFECTIVE PRODUCT INJURY TO OTHER PROPERTY DAMAGE TO BUYER S OR THE FIRST END USER S PRODUCT DAMAGE TO BUYER S OR THE FIRST END USER S PROCESSES LOSS OF USE OR OTHER COMMER...

Page 42: ...awading Victoria 3131 Australia Tel Fax 61 0 3 9873 5610 61 0 3 9873 5010 In East Asia 36 Kaki Bukit Place 02 01 02 Singapore 416214 Tel Fax 65 6747 4600 65 6742 0345 Room 5406 No 103 Cao Bao Road Sha...

Page 43: ...172 65627M 09 SQ10 18 Oct 2021 42 Installation Commissioning...

Page 44: ...icates a DANGER WARNING and CAUTION item Indicates an urgent situation which poses a threat of death or serious injury Indicates that there is a potential threat of death or serious injury Indicates t...

Page 45: ...oving components when hot or under pressure may lead to discharge of fluids causing burns other injuries or damage Be sure to use only the recommended components when repairing the unit and NEVER atte...

Page 46: ...during operation injury burns etc Make sure that work such as transportation installation welding or wiring requiring a special license is carried out by qualified personnel Improper work may lead to...

Page 47: ...rom the wiring Precautions for Commissioning When starting up the unit make sure to check the display for the measured temperature and do not touch the water until the temperature becomes stable at a...

Page 48: ...ing 1 After completion of the installation work confirm the installation work based on the Check before the commissioning in the Installation Check List on the following page 2 Make sure to observe th...

Page 49: ...opened Have the air supply to the control valve positioner and the steam supply reached the required pressure After commissioning Initial blowdown Has initial blowdown been conducted Commissioning Ha...

Page 50: ...om the TLV website 2 In the event of deformation damage parts breakage missing unit components especially measuring instruments found when unpacking the unit contact TLV immediately 3 When keeping the...

Page 51: ...and move with care Do not keep the package hoisted while waiting or move the package by hoisting it for a long time or distance or at high speed When signs of damage etc are seen in the wooden box whi...

Page 52: ...installing a windbreak screen etc 5 Installation and maintenance space 1 Before installing the unit determine the installation position and then set the anchor bolts M12 bolts with an embedded length...

Page 53: ...p personnel and components away from the opening when flushing the piping Sealing material or dust entering the piping may cause problems such as deterioration of heat transfer efficiency improper ope...

Page 54: ...eneration injuries due to electrical leakage fire or damage After completing work on the piping system perform a final inspection to make sure all piping connections are tightened all gaskets are inst...

Page 55: ...d pressure loss 4 Make sure that the piping is arranged so that air does not accumulate inside the piping Take measures for the location where air may accumulate such as installing an air vent valve e...

Page 56: ...ersed in water 5 There is no valve for drainage in the unit Make sure to install a valve for drainage to ensure ease of maintenance 6 A flow switch for sensing the flow rate is installed at the cold w...

Page 57: ...prevent condensate accumulating in steam piping even if the unit is not in service or stopped 5 If the steam supply pressure of the unit is 0 4 MPaG or more the pressure should be reduced with a press...

Page 58: ...g and no influence on components 4 When the condensate recovery piping installed after the condensate outlet piping has a pipe rise make sure to install a valve after the unit This enables easier main...

Page 59: ...ame The size of each branch pipe from the unit connection to the hot water outlet should be same 2 Install a globe valve not included with the unit on each cold water inlet branch pipe so that the flo...

Page 60: ...carry out electrical connections in accordance with JIS standards etc Control panel arrangement may differ from the picture below 1 Voltage frequency 100 V AC 50 60 Hz or 200 V AC 50 60 Hz 2 Maximum...

Page 61: ...can still be removed Do not fix electrical conduits etc to the cover If the unit cover cannot be removed unit commissioning or maintenance may be refused Do not wire from the hole in the cover If the...

Page 62: ...C Therefore the output range should be 4 mA 0 C 20 mA 100 C Terminal block numbers 07 08 SE Should be used as ground for shielded cables NOTE Discrepancies may occur between the input current value an...

Page 63: ...ply to the sequencer and touch panel to be shut down the operation history will not remain in the alarm log Terminal block numbers L1 R1 28 4 Option Wiring of the control panel for the circulating pum...

Page 64: ...ed with the ground of 100 V AC power supply for the main control panel 4 When obtaining the operation output to display the operation status use the output terminal on the control panel for the circul...

Page 65: ...etc to prevent burns Failure to do so may result in burns as the piping and cover of the unit become hot during operation Install properly and DO NOT use this unit outside the recommended operating pr...

Page 66: ...ply indicator is not lit power may not be supplied to the control panel Contact an electrician Together with the electrical system manager investigate the cause by checking the wiring etc 5 Check the...

Page 67: ...low or green The motorized valve No 12 opens and the control valve No 11 adjusts the steam flow rate The time required for the water to reach the set temperature is approximately 1 to 4 minutes depend...

Page 68: ...ature Do not change the temperature settings without contacting the user when washing hands using a shower or cleaning Failure to do so may result in burns to the user Touch the Set Temperature Adjust...

Page 69: ...erature condensate re evaporating a small amount of water hammer occurs The silencer bush No 2 is installed to reduce the water hammer However the sound of the water hammer cannot be eliminated comple...

Page 70: ...to Step 3 2 Make sure that the indicated value of the pressure gauge No 19 becomes 0 and steam residual pressure is not applied to the unit 3 Touch the STOP button The motorized valve No 12 and the c...

Page 71: ...e charged even within the warranty period Water in the water supply system cannot be discharged with the unit To prevent freezing of water supply system contact the administrator of the water system 1...

Page 72: ...ompanies or 6 improper storage maintenance or repair or 7 operation of the Products not in accordance with instructions issued with the Products or with accepted industry practices or 8 use for a purp...

Page 73: ...DUCT INJURY TO OTHER PROPERTY DAMAGE TO BUYER S OR THE FIRST END USER S PRODUCT DAMAGE TO BUYER S OR THE FIRST END USER S PROCESSES LOSS OF USE OR OTHER COMMERCIAL LOSSES WHERE DUE TO OPERATION OF LAW...

Page 74: ...Nunawading Victoria 3131 Australia Tel Fax 61 0 3 9873 5610 61 0 3 9873 5010 In East Asia 36 Kaki Bukit Place 02 01 02 Singapore 416214 Tel Fax 65 6747 4600 65 6742 0345 Room 5406 No 103 Cao Bao Road...

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