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172-65142M-04  (TC8)  11  Oct  2021

 

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TLV EXPRESS LIMITED WARRANTY 

Subject to the limitations set forth below, TLV CO., LTD., a Japanese corporation 
(“

TLV

”), warrants that products which are sold by it, TLV International Inc. (“

TII

”) 

or one of its group companies excluding TLV Corporation (a corporation of the 
United States of America), (hereinafter the “

Products

”) are designed and 

manufactured by TLV, conform to the specifications published by TLV for the 
corresponding part numbers 

(the “

Specifications

”) and are free from defective 

workmanship and materials. The party from whom the Products were purchased 
shall be known hereinafter as the “

Seller

”. With regard to products or components 

manufactured by unrelated third parties (the “

Components

”), TLV provides no 

warranty other than the warranty from the third party manufacturer(s), if any. 

Exceptions to Warranty 

This warranty does not cover defects or failures caused by: 
1.  improper shipping, installation, use, handling, etc., by persons other than 

TLV, TII or TLV group company personnel, or service representatives 
authorized by TLV; or 

2.  dirt, scale or rust, etc.; or 
3.  improper disassembly and reassembly, or inadequate inspection and 

maintenance by persons other than TLV or TLV group company personnel, or 
service representatives authorized by TLV; or 

4.  disasters or forces of nature or Acts of God; or 
5.  abuse, abnormal use, accidents or any other cause beyond 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 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, nitrogen, carbon dioxide and inert gases (helium, neon, argon, krypton, 
xenon and radon)); or 

11.  failure to follow the instructions contained in the TLV Instruction Manual for 

the Product. 

Duration of Warranty 

This warranty is effective for a period of one (1) year after delivery of Products to 
the first end user. Notwithstanding the foregoing, asserting a claim under this 
warranty must be brought within three (3) years after the date of delivery to the 
initial buyer if not sold initially to the first end user. 

ANY IMPLIED WARRANTIES NOT NEGATED HEREBY WHICH MAY ARISE BY 
OPERATION OF LAW, INCLUDING THE IMPLIED WARRANTIES OF 
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE AND ANY 
EXPRESS WARRANTIES NOT NEGATED HEREBY, ARE GIVEN SOLELY TO THE 
INITIAL BUYER AND ARE LIMITED IN DURATION TO ONE (1) YEAR FROM THE DATE 
OF SHIPMENT BY THE SELLER. 

Exclusive Remedy 

THE EXCLUSIVE REMEDY UNDER THIS WARRANTY, UNDER ANY EXPRESS 
WARRANTY OR UNDER ANY IMPLIED WARRANTIES NOT NEGATED HEREBY 
(INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 
A PARTICULAR PURPOSE), IS 

REPLACEMENT

; PROVIDED: (a) THE CLAIMED 

DEFECT IS REPORTED TO THE SELLER IN WRITING WITHIN THE WARRANTY 
PERIOD, INCLUDING A DETAILED WRITTEN DESCRIPTION OF THE CLAIMED 

Summary of Contents for TC8

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

Page 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...

Page 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...

Page 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 ...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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 ...

Page 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...

Page 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 ...

Page 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...

Page 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...

Page 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...

Page 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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