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- Page 1 172-65203MA-02 (A-Series+BD2) 21 April 2010 ISO 9001/ ISO 14001 Manufacturer Kakogawa, Japan is approved by LRQA LTD. to ISO 9001/14001 Thermodyne Steam Trap A46S / A46SW / A65S Copyright © 2010 by TLV CO., LTD. All rights reserved...
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Page 2: Table Of Contents
Contents Introduction ................ 1 Safety Considerations ............2 Checking the Piping ............4 Specifications ..............5 Configuration..............5 Operation ................6 Installation ................7 Maintenance............... 8 Disassembly / Reassembly ..........9 Troubleshooting ............... 11 Product Warranty ............. 12 Options................13 Introduction Thank you for purchasing the Thermodyne Steam Trap. -
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 Do not use excessive force when connecting threaded pipes to CAUTION the product. Over-tightening may cause breakage leading to fluid discharge, which may cause burns or other injury. 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 injury.
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Page 5: Checking The Piping
3. 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? 4. 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? 5. -
Page 6: Specifications
Specifications Install properly and DO NOT use this product outside the recommended operating pressure, temperature and other specification ranges. CAUTION Improper use may result in such hazards as damage to the product or malfunctions which may lead to serious accidents. Local regulations may restrict the use of this product to below the conditions quoted. -
Page 7: Operation
Operation Principle of Air and Condensate Discharge 1. Start-up: Discharge of Initial Air and Cold Condensate At start-up, the bimetal air vent ring is cold and has therefore contracted, causing it to ride up to the narrower area under the disc, thus lifting the disc off the seat and holding the valve open. -
Page 8: Installation
Installation Take measures to prevent people from coming into direct contact with product outlets. Failure to do so may result in burns or other injury from CAUTION the discharge of fluids. Do not use excessive force when connecting threaded pipes to the product. -
Page 9: Maintenance
(When conducting a visual inspection, flash steam is sometimes mistaken for steam leakage. For this reason, the use of a steam trap diagnostic instrument [TLV: TrapMan] in conjunction with the visual inspection is highly recommended.) -
Page 10: Disassembly / Reassembly
Disassembly / Reassembly When disassembling or removing the product, wait until the internal pressure equals atmospheric pressure and the surface of the product CAUTION has cooled to room temperature. Disassembling or removing the product when it is hot or under pressure may lead to discharge of fluids, causing burns, other injuries or damage. - Page 11 Distance Torque Distance Model Across Flats Across Flats N·m (ft·lb) (in) N·m (ft·lb) (in) A46S, A65S (185) ⁄ (73) ⁄ A46SW (235) (73) ⁄ (1 N·m ≈ 10 kg·cm) NOTE: Be sure to coat threads with anti-seize Exploded View * Asterisked parts make up the valve seat unit...
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Page 12: Troubleshooting
Troubleshooting When disassembling or removing the product, wait until the internal pressure equals atmospheric pressure and the surface of the product CAUTION has cooled to room temperature. Disassembling or removing the product when it is hot or under pressure may lead to discharge of fluids, causing burns, other injuries or damage. -
Page 13: 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 14: Options
Do not use excessive force when opening the blowdown valve. Such force may break the pin equipped as a valve stopper pin, causing a CAUTION blowout from internal pressure resulting in burns or other injury. With Blowdown Valve (TLV BD2) Configuration Screen Holder Gasket BD2 Valve Seat... - Page 15 BD2 Blowdown Valve Operation Install properly and DO NOT use this product outside the recommended operating pressure, temperature and other specification ranges. CAUTION Improper use may result in such hazards as damage to the product or malfunctions which may lead to serious accidents. Local regulations may restrict the use of this product to below the conditions quoted.
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