TLV SW1U-A Instruction Manual

Process lever float steam trap
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172-65288MA-02 (SW1U-A/SW1U-B) 6 February 2019
Process Lever Float Steam Trap
SW1U-A / SW1U-B
Copyright © 2019 by TLV CO., LTD.
All rights reserved

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Summary of Contents for TLV SW1U-A

  • Page 1 172-65288MA-02 (SW1U-A/SW1U-B) 6 February 2019 Process Lever Float Steam Trap SW1U-A / SW1U-B Copyright © 2019 by TLV CO., LTD. All rights reserved...
  • Page 2: Table Of Contents

    Introduction ............... 2 Safety Considerations ............3 Checking the Piping ............5 Operation ................5 Specifications ..............6 Configuration ..............7 Installation ................. 8 Maintenance ..............10 Disassembly/Reassembly ..........11 Troubleshooting .............. 12 Product Warranty ............13 172-65288MA-02 (SW1U-A/SW1U-B) 6 Feb 2019...
  • Page 3: Introduction

    Introduction Thank you for purchasing the TLV process lever float steam trap. This product has been thoroughly inspected before being shipped from the factory. When the product is delivered, before doing anything else, check the specifications and external appearance to make sure nothing is out of the ordinary. Also be sure to read this manual carefully before use and follow the instructions to be sure of using the product properly.
  • Page 4: 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 5 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. 172-65288MA-02 (SW1U-A/SW1U-B) 6 Feb 2019...
  • Page 6: Checking The Piping

    As the condensate is discharged, the condensate level falls, causing the float to fall, thereby automatically closing the valve. The valve remains closed as long as no condensate enters the trap. 172-65288MA-02 (SW1U-A/SW1U-B) 6 Feb 2019...
  • Page 7: Specifications

    Nominal Diameter Maximum Allowable Temperature (TMA) Maximum Operating Pressure Maximum Differential Pressure Valve No.* * Valve No. is displayed for products with options. This item is omitted from the nameplate when there are no options. 172-65288MA-02 (SW1U-A/SW1U-B) 6 Feb 2019...
  • Page 8: Configuration

    Mounting Nut Float Unit Cover Nut Spring Washer Seal Ring Baffle Washer Bearing Valve Seat Body Bolt Foundation Bolt Valve Holder Drain Plug Set Screw Valve Holder Bolt Mounting Base Eye Bolt Lever Bolt Wave Spring 172-65288MA-02 (SW1U-A/SW1U-B) 6 Feb 2019...
  • Page 9: Installation

    10. Secure the necessary space to perform a complete disassembly and inspection. (See the figures on the next page.) If there is a problem, determine the cause using the “Troubleshooting” section in this manual. 172-65288MA-02 (SW1U-A/SW1U-B) 6 Feb 2019...
  • Page 10 SW1U-A Install outlet pipe for air discharge to the safe place SW1U-B (63) (Units: mm (in) ) 172-65288MA-02 (SW1U-A/SW1U-B) 6 Feb 2019...
  • Page 11: Maintenance

    Gaskets: Check for damage and warping Float: Check for breakage, deformation and water on the inside Seal Ring, Bearing: Check for breakage and wear Valve, Valve Seat Body: Check for dirt build-up, damage and deformation 172-65288MA-02 (SW1U-A/SW1U-B) 6 Feb 2019...
  • Page 12: Disassembly/Reassembly

    TLY valve Seal Ring, Remove from the valve seat body Replace with new rings if warped or Bearing damaged 172-65288MA-02 (SW1U-A/SW1U-B) 6 Feb 2019...
  • Page 13: Troubleshooting

    The valve or valve seat body have a Disassemble, inspect, clean blowing build-up of dirt The valve or valve seat body are Replace with a new valve damaged or deformed and/or valve seat body The valve is stuck closed Disassemble, inspect, clean 172-65288MA-02 (SW1U-A/SW1U-B) 6 Feb 2019...
  • Page 14: 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.

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