TLV JH7.2R-B Instruction Manual Download Page 8

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172-65458MA-02 (JH7.2R-B) 18 Nov 2020

Configuration

No.

Name

No.

Name

Body

Snap Ring



Cover

Air Vent Case



Float



Bimetal Plate



Orifice



Air Vent Screen



Orifice Gasket



Air Vent Valve Seat



Orifice Plug

Air Vent Valve Plug



Orifice Plug Gasket



Snap Ring



Screen



Connector

Screen Holder

Nameplate

Cover Gasket



Flange/Socket

Cover Bolt

Drain Plug Gasket



Cover Nut

Drain Plug

* Replacement parts are available only in the following kits: M = maintenance kit; R = repair kit; F = float

Summary of Contents for JH7.2R-B

Page 2: ...ly and continuously discharge the inflowing condensate that is continuously generated inside the equipment thus preventing the accumulation of condensate and thereby improving the heat transfer efficiency of the equipment In addition the integral bimetal type automatic air vent allows for the rapid release of start up air and thereby reduces start up time These features make this free float steam ...

Page 3: ...poses a threat of death or serious injury WARNING Indicates that there is a potential threat of 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 Instal...

Page 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 inju...

Page 5: ...k pressure has a check valve TLV CK been installed 5 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 6 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 condensate is not obstr...

Page 6: ...inflowing condensate causes the float to rise due to buoyancy opening the orifice B and allowing condensate to be discharged The air vent valve will remain closed throughout normal operation due to the high operating temperatures 3 Discharge 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 enla...

Page 7: ...make discharge impossible blocked CAUTION Useonlyunder conditions inwhichnofreeze upwill occur Freezing maydamagetheproduct leadingtofluiddischarge whichmaycause burns or other injury CAUTION Refer to the product nameplate for detailed specifications Model Maximum Allowable Temperature TMA Maximum Allowable Pressure Nominal Diameter Maximum Differential Pressure Production Lot No Valve No Maximum ...

Page 8: ...ent Screen 5 Orifice Gasket 17 Air Vent Valve Seat 6 Orifice Plug 18 Air Vent Valve Plug 7 Orifice Plug Gasket 19 Snap Ring 8 Screen 20 Connector 9 Screen Holder 21 Nameplate 10 Cover Gasket 22 Flange Socket 11 Cover Bolt 23 Drain Plug Gasket 12 Cover Nut 24 Drain Plug Replacement parts are available only in the following kits M maintenance kit R repair kit F float ...

Page 9: ...pection 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 blowdown 3 Install the product so the arrow on the body ...

Page 10: ...ue 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 continually flows from the outlet and there is...

Page 11: ...n Plug Gasket Remove the gasket and clean sealing surfaces Replace with a new gasket coat surfaces with anti seize Detaching Reattaching the Cover Part During Disassembly During Reassembly Cover Nut Remove with a socket wrench Consult the table of tightening torques and tighten to the proper torque Cover Remove by lifting up and off Make sure there are no pieces of the old gasket left on the seali...

Page 12: ...Plug Gasket Remove the gasket and clean sealing surfaces Replace with a new gasket coat surfaces with anti seize Orifice Remove with a socket wrench Consult the table of tightening torques and tighten to the proper torque Orifice Gasket Remove the gasket and clean sealing surfaces Replace with a new gasket coat surfaces with anti seize Table of Tightening Torques Part Name Torque Distance Across F...

Page 13: ...t Cover Bolt Cover Air Vent Case Air Vent Valve Seat Air Vent Screen Snap Ring Connector Cover Gasket Screen Screen Holder Float Body Drain Plug Drain Plug Gasket Orifice Gasket Orifice Orifice Plug Gasket Orifice Plug Bimetal Plate Air Vent Valve Plug Snap Ring ...

Page 14: ...e 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 ce...

Page 15: ...ressure exceeds the maximum specified pressure or whether there is insufficient pressure differential between the trap inlet and outlet Compare specifications and actual operating conditions Steam is discharged or leaks from the outlet blowing steam leakage Build up on the seating surface of the orifice or rust and scale build up beneath the float Clean parts The orifice is scratched or damaged Re...

Page 16: ...roper 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 cause ...

Page 17: ...MA 02 JH7 2R B 18 Nov 2020 16 Options The options shown below are available for this product on request Please compare with the product you received Options for Area A standard with drain plug Without Drain Plug ...

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