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172-65465MA-04 (JH8R-P) 11 May 2018

Free Float Steam Trap

JH8R-P

(Optional Models)

JH8R-W / JH8R-F / JH8R-V

Copyright © 2018 by TLV CO., LTD.

All rights reserved

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Содержание JH8R-P

Страница 1: ...172 65465MA 04 JH8R P 11 May 2018 Free Float Steam Trap JH8R P Optional Models JH8R W JH8R F JH8R V Copyright 2018 by TLV CO LTD All rights reserved ...

Страница 2: ...ded cover connection JH F Series with flanged cover connection and JH V Series with manual air vent valve are described at the end of this manual in the Option section This free float steam trap employs a hinge less and lever less free float to rapidly automatically and continuously discharge the inflowing condensate that is continuously generated inside the equipment thus preventing the accumulat...

Страница 3: ...f death or serious injury CAUTION Indicates that there is a possibility of injury or equipment product damage WARNING NEVER apply direct heat to the float The float may explode due to increased internal pressure causing accidents leading to serious injury or damage to property and equipment CAUTION Install properly and DO NOT use this product outside the recommended operating pressure temperature ...

Страница 4: ...recommended components when repairing the product and NEVER attempt to modify the product in any way Failure to observe these precautions may result in damage to the product and burns or other injury due to malfunction or the discharge of fluids Use only under conditions in which no freeze up will occur Freezing may damage the product leading to fluid discharge which may cause burns or other injur...

Страница 5: ...s a check valve TLV CK been installed 5 Is a bypass valve installed 6 Is the inlet pipe as short as possible with as few bends as possible and installed so the liquid will flow naturally down into the trap 7 Has the piping work been done correctly as shown in the figures below Requirement Correct Incorrect Install catchpot with the proper diameter Diameter is too small Make sure the flow of conden...

Страница 6: ...rge of Large Quantities of Condensate Increases in the condensate inflow rate cause the condensate level in the trap to rise The float consequently rises and enlarges the opening of the orifice A allowing more condensate to be discharged In this manner continuous condensate discharge occurs while the opening size of the orifice varies depending on the condensate flow rate 3 Closed Position When th...

Страница 7: ...tailed specifications Model Maximum Allowable Temperature TMA Maximum Allowable Pressure Maximum Operating Temperature Nominal Diameter Maximum Differential Pressure Valve No Production Lot No 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 th...

Страница 8: ... the discharge of fluids CAUTION Installation inspection maintenance repairs disassembly adjustment and valve opening closing should be carried out only by trained maintenance personnel 1 Before installation be sure to remove all protective seals 2 Before installing the product open the inlet valve and blow out the piping to remove any piping scraps dirt and oil Close the inlet valve after blowdow...

Страница 9: ... in faulty or low quality products or losses due to steam leakage Normal Condensate is discharged continuously together with flash steam and the sound of flow can be heard If there is very little condensate there is almost no sound of flow Blocked Discharge Impossible No condensate is discharged The trap is quiet and makes no noise and the surface temperature of the trap is low Blowing Live steam ...

Страница 10: ...tion inspection maintenance repairs disassembly adjustment and valve opening closing should be carried out only by trained maintenance personnel Drain Plug Part During Disassembly During Reassembly Drain Plug Remove with a socket wrench Consult the table of tightening torques and tighten to the proper torque Drain Plug Gasket Remove the gasket and clean sealing surfaces Replace with a new gasket c...

Страница 11: ...scratch the polished surfaces Insert being careful not to scratch the polished surface Outlet Cover Nut Remove with a socket wrench Consult the table of tightening torques and tighten to the proper torque Outlet Cover Remove being careful not to scratch the gasket sealing surfaces Make sure there are no pieces of the old gasket left on the sealing surfaces of the body and cover Outlet Cover Gasket...

Страница 12: ...over Plug Cover Plug Gasket Cover Nut Cover Cover Gasket Snap Ring Screen Screen Holder Retainer Screen Holder Float Plug Plug Gasket Cover Bolt Body Drain Plug Drain Plug Gasket Outlet Cover Bolt Orifice Outlet Cover Gasket Outlet Cover Outlet Cover Nut ...

Страница 13: ... affixes the gasket tightly to the plug holder Check to make sure the gasket is not caught in the recesses of the threads 5 Hold the plug holder upside down to make sure that the anti seize makes the gasket stick to the plug holder even when the plug holder is held upside down 6 Screw the plug holder by hand into the product body while making sure that the gasket remains tightly affixed to the cen...

Страница 14: ... Compare specifications and actual operating conditions Steam locking has occurred Perform a bypass blowdown or close the trap inlet valve and allow the trap to cool Air binding has occurred Perform a bypass blowdown or consider switching to a product with a built in air vent or air vent valve Steam is discharged or leaks from the outlet blowing steam leakage Clogged orifice opening or rust and sc...

Страница 15: ...improper installation use handling etc by other than TLV CO LTD authorized service representatives 2 Malfunctions due to dirt scale rust etc 3 Malfunctions due to improper disassembly and reassembly or inadequate inspection and maintenance by other than TLV CO LTD authorized service representatives 4 Malfunctions due to disasters or forces of nature 5 Accidents or malfunctions due to any other cau...

Страница 16: ...In principle steam traps automatically discharge inflowing condensate However if low temperature condensate in the piping blocks the trap inlet passage displacement inside the piping of steam by condensate is obstructed and condensate can no longer flow into the trap steam locking Traps only function in the presence of condensate inflow A pressure balancing line prevents the occurrence of steam lo...

Страница 17: ...der any circumstances allow any unprotected part of your body to come in front of this hole 2 Never leave an open air vent valve unattended Tools required 1 open end wrench distance across flats 17 mm 21 32 2 long handled mirror to check for steam leakage after closing the exhaust port leaking steam cloud the mirror Using the open end wrench slowly turn the hexagonal head of the valve stem counter...

Страница 18: ...cumulation of air inside the trap The air vent valve on the top of this trap is to be operated only when air binding has occurred Follow the instructions in the earlier part of this section to operate the air vent valve and release the air accumulated inside the trap The air vent valve is to be open only for as long as is necessary to release the accumulated air If left open it is extremely danger...

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