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INSTRUCTION MANUAL
Keep this manual in a safe place for future reference
BALANCED PRESSURE
THERMOSTATIC STEAM TRAPS
L SERIES
L21S
L32S
L21SC
L32SC
(
)
Option
BD2
Manufacturer
881 Nagasuna, Noguchi, Kakogawa, Hyogo 675-8511, Japan
T el : [81]-(0)79-422-1122 Fax: [81]-(0)79-422-0112
Copyright (C) 2020 by TLV CO., LTD. All rights reserved.
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Summary of Contents for TLV L Series
- Page 1 Keep this manual in a safe place for future reference BALANCED PRESSURE THERMOSTATIC STEAM TRAPS L SERIES L21S L32S L21SC L32SC Option Manufacturer 881 Nagasuna, Noguchi, Kakogawa, Hyogo 675-8511, Japan T el : [81]-(0)79-422-1122 Fax: [81]-(0)79-422-0112 Copyright (C) 2020 by TLV CO., LTD. All rights reserved.
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Page 2: Safety Considerations
Please keep it in a safe place for future reference. The L Series steam traps L21S, L32S and L21SC, L32SC with check valve can be used without adjustment for medium capacity applications and pressures up to 2.1, or 3.2 MPaG (300 or 450 psig). -
Page 3: Specifications
Be sure to use only the 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 or burns or other injury due to malfunction or the discharge of fluids. Do not use excessive force when connecting threaded pipes to the product. - Page 4 3. Configuration Aufbau Configuration L21S / L32S L21SC / L32SC Check valve type Description Description M* R* M* R* Body X-element Guide Cover Spring Clip X-element Cover Gasket Screen Cover Bolt Screen Holder Gasket Nameplate Screen Holder Flange (not shown) Valve Seat Check Valve Ball Maintenance Parts and Repair Parts:...
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Page 5: Exploded View
4. Exploded View 11 Cover Bolt 12 Nameplate 10 Cover Gasket 2 Cover 9 Spring Clip 7 Valve Seat 3 X-element 8 X-element Guide 1 Body 4 Screen With check valve 5 Screen Holder Gasket 14 Check valve ball 6 Screen Holder Tightening Torque and Distance Across Flats mm (in) Part &... -
Page 6: Proper Installation
5. Proper Installation • Installation, inspection, maintenance, repairs, disassembly, adjustment CAUTION and valve opening/closing should be carried out only by trained maintenance personnel. • Take measures to prevent people from coming into direct contact with product outlets. • Do not use excessive force when connecting threaded pipes. •... -
Page 7: Operational Check
(When conducting a visual inspection, flash steam is sometimes mistaken for steam leakage. For this reason, the use of a steam trap diagnostic instrument such as TLV TrapMan is highly recommended.) -
Page 8: Troubleshooting
Disassembly/Reassembly (to reassemble, follow procedures in reverse) During Disassembly During Reassembly Part & No. Coat threads with anti-seize and tighten to the Use a socket wrench to Cover Bolt 11 remove proper torque (page 4) Cover 2 Lift up the cover and Make sure there are no pieces of old gasket left on the sealing surface and reinstall the cover clean the sealing surface... - Page 9 10. 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 10 11. Optional Blowdown Valve BD2 The BD2 blowdown valve, installed in place of the screen holder, uses internal pressure to blow out condensate/steam, dirt and scale to the atmosphere. • Installation, inspection, maintenance, repairs, disassembly, adjustment CAUTION and valve opening/closing should be carried out only by trained maintenance personnel.
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Page 11: 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 by TLV for the... - Page 12 WARRANTY NOT NEGATED HEREBY, AND ANY IMPLIED WARRANTY NOT NEGATED HEREBY, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, DO NOT COVER, AND NEITHER TLV, TII NOR TLVJ WILL IN ANY EVENT BE LIABLE FOR, INCIDENTAL OR CONSEQUENTIAL DAMAGES, INCLUDING, BUT NOT LIMITED TO LOST PROFITS, THE COST OF DISASSEMBLY AND SHIPMENT OF THE DEFECTIVE PRODUCT, INJURY TO OTHER PROPERTY, DAMAGE TO BUYER’S OR THE...
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