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Yoshitake Trap Star TSF-8AT Product Manual

Air trap
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Thank you very much for choosing the Yoshitake's product. To ensure the correct and safe use of the
product, please read this manual before use. This manual shall be kept with care for future references.
The symbols used in this manual have the following meanings.
Warning
Caution
1. Usage of the Product ·················································· 1
2. Specifications ···························································· 1
3. Dimensions and Weights ············································· 2
4. Operation ······························································· 2
5. Maximum Continuous Discharge Capacity ······················ 3
PRODUCT MANUAL
This symbol indicates a potentially hazardous situation that, if not avoided,
could result in death or serious injury.
This symbol indicates a hazardous situation that, if not avoided, may result in
minor or moderate injury or may result in only property damage.
6.1 Piping example ···················································· 4
6.2 Precaution for installation ······································· 6
7.1 Precaution for operating procedure ·························· 7
8.1 Precaution for maintenance ··································· 7
8.2 Daily and periodic inspections ································ 8
8.3 Troubleshooting ··················································· 9
8.4 Exploded drawing ··············································· 10
8.5 Disassembly ······················································ 11
8.6 Reassembly ······················································· 12
8.7 Parts replacement procedure ································ 13

Table of Contents

MODEL TSF-8AT
AIR TRAP
■EPDT-341a■
.

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Summary of Contents for Yoshitake Trap Star TSF-8AT

  • Page 1: Table Of Contents

    AIR TRAP PRODUCT MANUAL Thank you very much for choosing the Yoshitake’s product. To ensure the correct and safe use of the product, please read this manual before use. This manual shall be kept with care for future references. The symbols used in this manual have the following meanings.

  • Page 2: Usage Of The Product

    1. Usage of the product The TSF-8AT efficiently discharges condensate without retention, preventing noise and corrosion of the equipment and piping. 2. Specifications Model TSF-8AT Nominal size 15A-25A Application Air,Other non-dangerous fluid Working pressure TSF-8AT-5: 0.01-0.5 MPa (0.5 MPa) (Maximum working TSF-8AT-10: 0.01-1.0 MPa (1.0 MPa) TSF-8AT-21: 0.01-2.1 MPa (2.1 MPa) differential pressure)

  • Page 3: Dimensions And Weights

    3. Dimensions and Weights (mm) Weight Nominal Ｌ model Plug size (kg) Rc or NPT1/2 Rc or NPT3/8 TSF-8AT Rc or NPT 3/4 Rc or NPT3/8 Rc or NPT 1 Rc or NPT3/8 4. Operation (1) Right after the installation, the product contains gas and the float (P) ④ is lowered by its own weight, so the valve ⑦...

  • Page 4: Maximum Continuous Discharge Capacity

    5. Maximum Continuous Discharge Capacity 1. Discharging capability of the air trap differs by working differential pressure, that is, difference between inlet pressure and outlet pressure (back pressure). In selecting discharge capacity, consider outlet pressure. If inlet pressure is 0.5 MPa and outlet pressure is 0.2 MPa, discharge capacity is of working differential pressure of 0.3 MPa.

  • Page 5: Installation

    6. Installation 6.1 Piping example Equalizing Line Vessel Stop Stop Valve Valve Stop Valve Stop Pressure Valve Gauge Stop Valve Strainer Air Trap Equalizing Line Drain Separator Stop Valve Stop Valve Stop Valve Stop Pressure Gauge Valve Stop Stop Valve Strainer Valve Air Trap...
  • Page 6 Description Correct Incorrect Regulating Regulating If the product is installed close Valve Valve to a regulating valve, make sure to install the product at the inlet side of the regulating valve. Equalizing Line To discharge condensate from the main pipe, be sure to install Main Pipe Main Pipe the product so that condensate...

  • Page 7: Precaution For Installation

    6.2 Precaution for installation Caution 1. Before connecting the product to piping, remove foreign substances and scale from the piping. * Failure to follow this notice may prevent the product from functioning properly. * To plumb the product, be careful to keep seal materials from entering into the product. 2.

  • Page 8: Operating Procedure

    8. Slope the piping and place the product at as a low position as possible in order to make condensate flow into the product by its own weight. 9. To install the product in a main pipe, provide a drip leg at the inlet side of the product. 10.

  • Page 9: Daily And Periodic Inspections

    5. To assemble, connect all the parts securely and tighten the bolts uniformly in diagonal order. * Failure to follow this notice may cause malfunction or outside leakage. 6. When repairing, do not use the parts other than the dedicated parts manufactured by Yoshitake. Do not modify the product.

  • Page 10: Troubleshooting

    8.3 Troubleshooting Trouble Cause Remedy Condensate is not 1. Blockage of foreign substances in 1. Disassemble and clean it. discharged. a discharge hole of the valve seat. 2. The screen is clogging. 2. Disassemble and clean it. 3. The float (P) is damaged. 3.

  • Page 11: Exploded Drawing

    8.4 Exploded drawing The parts shown in the rectangle boxes are available as consumable supply. *Remove the plug on the “TOP” side and install an equalizing line. *Plug Body Cover Gasket *Plug Screen Float (P) Assembly Cover Assembly Bolt Cover Float Holder Float (P) Valve Seat...

  • Page 12: Disassembly

    8.5 Disassembly Tools to be used  Name of tool Size (Nominal size) Ring wrench 19 mm [Procedure 1] [Procedure 1] Loosen the bolts fixing the cover with ring wrench (width across flat: 19 mm), and remove the cover and gasket from the body. Pull out the screen from the body.

  • Page 13: Reassembly

    8.6 Reassembly  Tools to be used Name of tool Size (Nominal size) * Tightenable with torque of 45 N・m Torque Wrench Width across flat: 19 mm [Procedure 1] Connect the float holder and float (P) assembly with the spindle. Check that the float (P) assembly moves smoothly, and that the seat surface of the valve is in contact with that of the valve seat.

  • Page 14: Parts Replacement Procedure

    [Procedure 3] Install the cover gasket to the cover. Make the oval-shaped holes on the cover and on the cover gasket in the same position. Make sure to use a new cover gasket. Apply lubricant agent to the cover gasket (Recommendation: SOLVEST No.110 paste, STT Inc.).

  • Page 15: Warranty Information

    Fire, flood, earthquake, thunder and other natural disasters. Consumable parts such as O-ring, gasket, diaphragm and etc. Yoshitake is not liable for any damage or loss caused by malfunction or defect of the product. INTERNATIONAL DEPT. 955-5, Miyamae, Irukadeshinden, Komaki, Aichi, 485-0084, Japan...

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