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172-65142M-04 (TC8) 11 October 2021

Temperature Regulating Valve

TC8

Copyright © 2021 by TLV CO., LTD.

All rights reserved

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Содержание TC8

Страница 1: ...172 65142M 04 TC8 11 October 2021 Temperature Regulating Valve TC8 Copyright 2021 by TLV CO LTD All rights reserved ...

Страница 2: ...ure to read this manual carefully before use and follow the instructions to be sure of using the product properly The TC8 is a self adjusting temperature regulating valve with a pressure balancing mechanism It has a wide temperature regulation range and because it has a simple twist action temperature adjustment ring the TC8 is also easy to use For products with special order specifications or opt...

Страница 3: ...icates a DANGER WARNING or 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 that there is a possibility of injury or equipment product damage Install properly and DO NOT use this product outside the recommended operating pressure temperature and other specification ranges Impro...

Страница 4: ...ury Use only under conditions in which no water hammer will occur The impact of water hammer may damage the product leading to fluid discharge which may cause burns or other injury Checking the Piping Use only under conditions in which no water hammer will occur The impact of water hammer may damage the product leading to fluid discharge which may cause burns or other injury CAUTION Check to make ...

Страница 5: ...e product nameplate for detailed specifications Maximum allowable pressure PMA and maximum allowable temperature TMA are PRESSURE SHELL DESIGN CONDITIONS NOT OPERATING CONDITIONS Valve No is displayed for products with options This item is omitted from the nameplate when there are no options Installation Measurements Note figures in brackets are for nominal diameters 32 50mm with thermowell H H1 N...

Страница 6: ...roportional to the actual temperature measured This pressure is transmitted through the capillary tube 9 to the operating element in the temperature regulator where it is converted into a positioning force This force acts on the positioning bellows 6 and the pin of the operating element which in turn moves the main valve plug stem not labelled in this diagram Therefore as the temperature rises the...

Страница 7: ...rection of the control thermostat c Use a 36 mm open ended torque wrench to tighten the union nut to roughly 40 N m torque 400 kg cm so that the valve and the thermostat no longer move If the union is not sufficiently tight the product may not function properly 2 PIPING a This product must be installed only on horizontal pipes b Before installing the product on the piping be sure to blow out the p...

Страница 8: ...ed easily and where the ambient temperature is even Capillary tube should NOT be allowed to come into contact with things such as steam pipes or any other hot surfaces Capillary tubes should never be cut and should always be handled carefully Any excess tubing should be coiled up In cases where capillary tubes need to be bent or coiled the smallest permissible bending radius is 50 mm Care should b...

Страница 9: ...etween scale markings and set temperature Set Point Range ºC Set Point Change Per Revolution Sensor Diameter mm 0 to 35 2 5 9 5 2 16 25 to 70 3 9 5 2 16 40 to 100 4 9 5 3 16 50 to 120 4 9 5 4 5 16 70 to 150 4 5 9 5 5 16 9 5 mm sensor 16 mm sensor ...

Страница 10: ...ity and in productivity Periodically at least biannually the operation should also be checked by using diagnostic equipment such as a stethoscope or thermometer Normal OPEN VALVE when the temperature falls below the set point steam flows CLOSED VALVE when the temperature reaches the set point the steam supply stops Blocked Discharge Impossible Although the set point temperature has been reached th...

Страница 11: ... thermostat A spanner should be used to loosen the union nut attached to the regulating thermostat and remove it from the valve body The nut should be screwed on by hand and tightened with a spanner Tightening torque 30 N m Insulation pipe Use a pipe wrench to remove the insulation pipe from the valve body The wrench should only be necessary to loosen the pipe after which it should be possible to ...

Страница 12: ...ime without failure However should there be any problems encountered in the operation of the product consult the troubleshooting guide below Problem Cause Inspection area Remedy The temperature rises above the set point the seal is clogged with dirt scale valve valve seat clean the valve or the valve seat replace the valve body or the main valve unit the seal is worn valve valve seat the thermosta...

Страница 13: ...roper 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 purpose or in a manner for which the Products were not intended or 9 use of the Products in a manner inconsistent with the Specifications or 10 use of the Products with Hazardous Fluids fluids other than steam air water n...

Страница 14: ...HER 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 FI...

Страница 15: ...d 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 Shanghai China 200233 Tel Fax 86 0 21 6482 8622 86 0 21 6482 8623 No 16 Jalan MJ14 Taman Industri Meranti Jaya 47120 Puchong Selangor Malaysia Tel Fax 60 3 8065 2928 60 3 8065 2923 252 94 K L 17th F...

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