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MIYAWAKI F1 User Manual

MIYAWAKI F1 User Manual

Anti-freezing valve

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ANTI-FREEZING VALVE
USER'S MANUAL

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Summary of Contents for MIYAWAKI F1

  • Page 1 ANTI-FREEZING VALVE USER'S MANUAL...
  • Page 2: Table Of Contents

    SAFETY GUIDE The model F1/F1B is an anti-freezing valve which discharges residual condensate out of steam traps and pipe lines when the operation is stopped. The model F1B is equipped with a ball valve. In order to get maximum benefit from this product, be sure to read this manual before installing it.
  • Page 3: Specifications

    SPECIFICATIONS AND MARKINGS Model F1B Model F1 Operating pressure Dimensions Connection Maximum operating Weight (MPa) (mm) Body Model material Nominal Pressure Temperature Connection Cracking Closing (kg) dia. (A) (MPa) (°C) 0.19 Brass Threaded 0.01~0.04 0.02~0.05 0.23 (C3771) 8 ∙ 10 0.13...
  • Page 4: Construction Details

    CONSTRUCTION DETAILS Body Valve Valve seat Spring Screen Guide Spring Gasket Name label 10. Ball valve (F1B only) 11. Nipple (F1B only)
  • Page 5: Installation

    3 INSTALLATION Make the discharge pipe as short as possible. Maintain a slight slope to the line, so that any condensate will flow smoothly. Provide the discharge pipe with thermal insulation if possible. When the connection diameter is bigger than 15A (1/2”), use a bushing to adjust the size.
  • Page 6: Maintenance

    CAUTION  When replacing parts, make sure the replacement parts are supplied by Miyawaki. Repairs When a trap fails, it is necessary to clean the internal parts and to replace damaged parts.
  • Page 7 (1) Body (2) Valve (3) Valve seat (4) Spring (5) Screen (6) Guide (7) Spring (8) Gasket...
  • Page 8: Troubleshooting

    TROUBLESHOOTING Problem Possible cause Solution 1) The inlet valve is closed (F1B). 1) Open the inlet valve. 2) The pressure on the inlet side 2) Reduce the pressure on the is equal to the cracking inlet side to the cracking Clogging pressure or higher (normal pressure or lower.
  • Page 9: Warranty

    WARRANTY 6.1 Warranty period The warranty period shall last 12 months from the date of product delivery. 6.2 Details of the warranty If the product stops working correctly within the warranty period, we will repair or replace the product free of charge if the cause of the trouble is not one of the following items. The precautions described in this manual were not observed.
  • Page 10: Serial Number (S. No.) Designation

    SERIAL NUMBER (S. No.) DESIGNATION S.No. □□□□ Represents the day. Represents the month. Represents the year. (last two digits of the year according to the Western calendar) Month designation system Month Symbol Month Symbol Month Symbol Month Symbol Day designation system Symbol Symbol Symbol...
  • Page 11: Guidance For Reading Special Product Name

    GUIDANCE FOR READING SPECIAL PRODUCT NAME 〇〇〇-○○-□ Special symbol: Symbol apply only to special product (Please refer to table 1 for details) English letter after “-“ Model symbol: Product model number Table 1 Symbol description Suffix Special contents Trap for high-pressure gas installed property (only for Gas Trap) Blow valve attached Change of gasket Special face to face dimension...
  • Page 12 MIYAWAKI INC.  Some special specifications of the product you have, may found to be different from the ones in the user's manual. If you have any question, please contact MIYAWAKI, our local authorized agent, or the place where you purchased.
  • Page 13 INTERNATIONAL SALES DEPT. 2-1-30, Tagawakita, Yodogawa-ku, Osaka, 532-0021, Japan Tel: +81-6-6302-5549 www.miyawaki.net e-mail: export@miyawaki-inc.co.jp EU Importer and Authorized representative: MIYAWAKI GmbH Birnbaumsmühle 65, 15234 Frankfurt (Oder), Germany Tel: +49-335-4007-0097 www.miyawaki.net e-mail: info@miyawaki.de China Importer and Authorized representative: MIYAWAKI WEST Co.,ltd Room 1705, No.1, Building,No.311, Yanxin Road, Huishan Economic Development Zone,...

This manual is also suitable for:

F1b