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Summary of Contents for TLV JH7RH-P
- Page 1 172-65427MA-05 (JH7RH-P/JH7RHT-P) 29 September 2016 ISO 9001/ ISO 14001 Manufacturer Kakogawa, Japan is approved by LRQA LTD. to ISO 9001/14001 Free Float Steam Trap JH7RH-P JH7RHT-P (Optional Models) JH7RH-W / JH7RH-F / JH7RH-V JH7RHT-V Copyright © 2016 by TLV CO., LTD. All rights reserved...
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Page 2: Table Of Contents
In particular, JH7RHT-P/JH7RHT-V (option) possess the highest heat resistance of the TLV steam trap product range, and are of a specification that is suitable for use on thermal power plant steam mains, which operate at increasingly high temperatures in recent years. -
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 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. 172-65427MA-05 (JH7RH-P/JH7RHT-P) 29 Sep 2016...
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Page 5: Checking The Piping
3. Has sufficient space been secured for maintenance? 4. Have maintenance valves been installed at the inlet and outlet? If the outlet is subject to back pressure, has a check valve (TLV-CK) been installed? 5. Is a bypass valve installed? 6. -
Page 6: Operation
3. Closed Position When the condensate flow rate decreases, the float falls, closing off the orifice (A) opening. A water seal is maintained at all times over the orifice (A) to prevent steam loss. Steam Condensate 172-65427MA-05 (JH7RH-P/JH7RHT-P) 29 Sep 2016... -
Page 7: Specifications
17 Screen Holder Retainer 18 Nameplate 19 Cover Plug Gasket 20 Cover Plug * Replacement parts are available only in the following kits: M = Maintenance Kit R = Repair Kit F = Float 172-65427MA-05 (JH7RH-P/JH7RHT-P) 29 Sep 2016... -
Page 8: Installation
If there is a problem, determine the cause using the “Troubleshooting” section in this manual. Tolerance Angle for Installation - 5° Make sure the trap is installed with the raised lettering on the body horizontal. 172-65427MA-05 (JH7RH-P/JH7RHT-P) 29 Sep 2016... -
Page 9: Maintenance
Procedure Gaskets: check for warping or scratches Screen: check for clogging or corrosion Float: check for scratches or dents Body Interior: check for build-up Orifice Opening: check for dirt, oil film, wear or scratches 172-65427MA-05 (JH7RH-P/JH7RHT-P) 29 Sep 2016... -
Page 10: Disassembly/Reassembly
Remove with a socket wrench Consult the table of tightening torques and tighten to the proper torque Cover Plug Remove the gasket and clean the Replace with a new gasket; coat Gasket sealing surface surfaces with anti-seize 172-65427MA-05 (JH7RH-P/JH7RHT-P) 29 Sep 2016... - Page 11 4. Hold it in that position by hand and, after hand-tightening the orifice locknut from the outlet side, hold the orifice in place from the body float chamber side using a drive wrench and then tighten the orifice locknut to the proper torque using a torque wrench. 172-65427MA-05 (JH7RH-P/JH7RHT-P) 29 Sep 2016...
- Page 12 Cover or Outlet Cover reference, tighten until the cover and outlet cover gaps are uniform. The gaps should be 1.5 mm ( in) or less. 1.5 mm ( Body 172-65427MA-05 (JH7RH-P/JH7RHT-P) 29 Sep 2016...
- Page 13 Cover Plug Gasket Cover Nut Snap Ring Cover Screen Screen Holder Retainer Cover Gasket Screen Holder Float Orifice Orifice Gasket Cover Bolt Outlet Body Cover Bolt Orifice Locknut Outlet Cover Gasket Outlet Cover Outlet Cover Nut 172-65427MA-05 (JH7RH-P/JH7RHT-P) 29 Sep 2016...
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Page 14: Instructions For Plug/Holder Disassembly And Reassembly
Instructions for Plug/Holder Disassembly and Reassembly The seal on the threaded plugs/holders found on TLV products is formed by a flat metal gasket. There are various installation orientations for the gaskets, such as horizontal, diagonal and downward, and the gasket may be pinched in the thread recesses during assembly. -
Page 15: Troubleshooting
NOTE: When replacing parts with new, use the parts list for reference, and replace with parts from the Maintenance Kit, Repair Kit, etc. Please note that replacement parts are only available as part of a replacement parts kit. 172-65427MA-05 (JH7RH-P/JH7RHT-P) 29 Sep 2016... -
Page 16: Product Warranty
One year following product delivery. 2. Warranty Coverage TLV CO., LTD. warrants this product to the original purchaser to be free from defective materials and workmanship. Under this warranty, the product will be repaired or replaced at our option, without charge for parts or labor. -
Page 17: Options
Attach the pressure-balancing line to the trap and to either the equipment or to an area with a steam space. Options for Area B (standard: with cover plug) With Air Vent Valve (Model: JH7RH-V / JH7RHT-V) 172-65427MA-05 (JH7RH-P/JH7RHT-P) 29 Sep 2016... - Page 18 4. When air enters the piping at start-up, it may accumulate inside the trap and hinder the flow of condensate (air binding). Air binding may also occur during the normal course of trap operation, due to the slow accumulation of air inside the 172-65427MA-05 (JH7RH-P/JH7RHT-P) 29 Sep 2016...
- Page 19 (73) JH7RHT-V (1 N⋅m ≈ 10 kg⋅cm) NOTE: -Coat all threaded portions with anti-seize. -If drawings or other special documentation were supplied for the product, any torque given there takes precedence over values shown here. 172-65427MA-05 (JH7RH-P/JH7RHT-P) 29 Sep 2016...
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