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Summary of Contents for TLV NF6
- Page 1 172-65134A-03 (NF6) 16 December 2019 Automatic Non-freeze Valve Manufacturer 881 Nagasuna, Noguchi, Kakogawa, Hyogo, 675-8511, Japan Tel: [81]-(0)79-422-1122 Fax: [81]-(0)79-422-0112 Copyright © 2019 by TLV CO., LTD. All rights reserved...
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Page 2: Table Of Contents
(bypass blowdown). This non-freeze valve can be easily installed on most TLV steam traps. Please contact TLV for more details. If detailed instructions for special order specifications or options not contained in this manual are required, please contact TLV for full details. -
Page 3: Safety Considerations
• The three types of cautionary items above are very important for safety: be sure to observe all of them as they relate to installation, use, maintenance, and repair. Furthermore, TLV accepts no responsibility for any accidents or damage occurring as a result of failure to observe these precautions. -
Page 4: Specifications
Screen Valve Disc Gasket* Valve Disc Guide *Only on NF6 with straight G(PF) thread. NF6 with tapered R(PT) thread has no gasket Installation Install properly and DO NOT use this product outside the recommended operating pressure, temperature and other specification ranges. -
Page 5: Special Considerations For Product Use
3. Relation between required inlet pressure and length of NF6 outlet pipe. If there are any bends, or the pipe length is long, outlet pressure of NF6 increases due to high resistance from the pipe, and the valve may not close. To avoid such a phenomenon, use the non-freeze valve on a steam trap with an inlet pressure shown on the following graph. -
Page 6: Maintenance
Insert with the proper orientation scratch the seating surface (refer to Configuration and Exploded View) Valve Disc Remove Insert with the proper orientation Guide (refer to Configuration and Exploded View) Screen Remove without bending Reinsert without bending 172-65134A-03 (NF6) 16 Dec 2019... -
Page 7: Troubleshooting
3 bends Steam leaks from Gasket deterioration or damage Replace with a new gasket a place other than Improper tightening torques were Tighten to the proper torque the outlet used 172-65134A-03 (NF6) 16 Dec 2019... -
Page 8: Express Limited Warranty
EXPRESS LIMITED WARRANTY Subject to the limitations set forth below, TLV Corporation, a North Carolina corporation (“TLV”) warrants that products which are sold by it or TLV International, Inc., a Japanese corporation (“TII”), which products (the “Products”) are designed and manufactured by TLV Co., Ltd., a Japanese corporation (“TLVJ”), conform to the specifications published... - Page 9 TRANSPORTATION COSTS ASSOCIATED WITH THE RETURN OR REPLACEMENT OF THE CLAIMED DEFECTIVE PRODUCT ARE SOLELY THE RESPONSIBILITY OF BUYER OR THE FIRST END USER. TLV RESERVES THE RIGHT TO INSPECT ON THE FIRST END USER’S SITE ANY PRODUCTS CLAIMED TO BE DEFECTIVE BEFORE ISSUING A RETURN MATERIAL AUTHORIZATION.
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