AsahiAV 14 User Manual
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AsahiAV 14 User Manual

Diaphragm valves/true union diaphragm valves
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User's Manual
【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)
Installation, Operation and Maintenance Manual
Contents
(1) Be sure to read the following warranty
H-V028-E-20
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Summary of Contents for AsahiAV 14

  • Page 1: Table Of Contents

    Nom. Size 65-100mm (2 1/2”-4”) (12) Diaphragm replacement procedure (13) Mounting an inserted metal and a base (panel) (14) Inspection items (15) Troubleshooting (16) Handling of residual and waste materials 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 2: Clauses Of Our Product

    (5) Using any part of our product for anything other than the intended use of the product. (6) Any abnormality that occurs due to a natural disaster, accident, or other incident not stemming from something inside our product. 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 3: General Operating Instructions

    (Corrugated cardboard packages become weaker as they become wet with water or other liquid. Take care in storage and handling.) - After unpacking the products, check that they are defect-free and meet the specifications. 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 4: Name Of Parts

    Bolt, Nut [27] O-ring (C) Joint [18a] Washer [186] Locking Lever Stem [19] Conical Spring Washer [187] Locking Plate Sleeve [20] Stopper(A) [188] Tapping Screw [10] Hand Wheel [21] Screw 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 5: Nom. Size 15-50Mm (1/2"-2") With Limit Switch

    Nominal side: 15 - 50mm ( ” - 2”) with Limit Switch (Option) DESCRIPTION DESCRIPTION [62] Limit Switch [75] Nut (C) [64] Limit Switch Pushing Plate [77] Thrust Ring (C) [69] Bracket (A) 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 6: Nom. Size 65-100Mm (2 1/2"-4")

    [17] Thrust Ring (B) [94] Metal of Compressor Stem [18] Bolt, Nut [98] Spring Washer Sleeve [18a] Washer (A) [99] Valve Sheet [10] Hand Wheel [19] Conical Spring Washer (A) 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 7: Nom. Size 65-100Mm (2 1/2"-4") With Limit Switch

    Nominal size: 65 - 100mm (2 ” - 4”) with Limit Switch (Option) DESCRIPTION DESCRIPTION [62] Limit Switch [75] Nut (C) [64] Limit Switch Pushing Plate [77] Thrust Ring (C) [69] Bracket (A) 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 8: Working Pressure Vs. Temperature

    Installation, Operation and Maintenance Manual (5) Working pressure vs. temperature 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 9: Specification Of Limit Switch

    - When connecting an ASAHI AV Valve to metal piping, take care not to let the pipe stress on the ASAHI AV Valve. - Take care not to over-tighten the Union Nut. (The valve can be damaged.) - Do not use the pipe wrench. (The valve can be damaged.) 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 10: Flanged End (Pvc, C-Pvc, Pp, Pvdf)

    (2”, 2 1/2”) (3”, 4”) 17.5 20.0 22.5 30.0 PTFE・PVDF {179} {204} {230} {306} coated [155] [177] [200] [266] 20.0 22.5 30.0 Rubber {82} {204} {230} {306} [71] [177] [200] [266] 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 11: Threaded End (Pvc, C-Pvc, Pp, Pvdf)

    8) Tighten union nut [26] on each valve until hand tight. 9) Using a strap wrench tighten union nuts uniformly on each side approx 90°- 180°turns, 1/4 to 1/2 turns. 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 12: Socket End (Pvc, C-Pvc)

    9) Tighten union nut [26] on each valve until hand tight. 10) Using a strap wrench tighten union nuts uniformly on each side approx. 90°- 180°turns, 1/4 to 1/2 turns. 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 13: Socket End & Spigot End (Pp, Pvdf)

    7) Tighten union nut [26] on each valve until hand tight. 8) Using a strap wrench tighten union nuts uniformly on each side approx. 90°- 180°turns, 1/4 to 1/2 turns. 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 14: Connection Of Limit Switch Procedure

    4) Connect the crimp style terminal to the terminal board with a screw driver (+). 5) Attach the terminal cover to the housing. 6) Set the seal and washer, and tighten the nut to the terminal cover. 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 15: Diaphragm Valves Type

    ○ The top of the travel stop will be flush with the top of the handle wheel when the valve is fully closed. ＜ Nominal size: 15-50mm (1/2”-2”) ＞ Full open Half open Full shut ＜ Nominal size: 65-100mm (2 1/2”-4”) ＞ Full open Half open Full shut 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 16: Operating Procedure Of Locking Device

    Locking hole State of unlock Lock lever Push to lock Table 1 <Size of Lock> Nominal Size mm (inch) A mm(inch) 5 (0.20") 15～32 (1/2-1¼") 6 (0.24") 40～50 (1½- 2") 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 17: Adjustment Procedure For Stopper

    - Tighten the stoppers securely. (Too weak a torque on a stopper may cause it to loosen.) Necessary items ● Spanner wrench ● Allen wrench ● Screw driver(-) ● Protective Gloves ● Goggles ＜Nominal size: 15-50mm (1/2”-2”) ＞ ＜Nominal size: 65-100mm (2 1/2”-4”) ＞ 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 18: Nom. Size 15-50Mm (1/2"-2")

    Tightening torque of the screw Unit : N･m {kgf･cm} [lb･inch] 15 - 32mm 40, 50mm Nom. Size (1/2” - 1 1/4”) (1 1/2”, 2”) 12.0 Torque value {81} {122} [71] [106] 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 19: Nom. Size 65-100Mm (2 1/2"-4")

    7) Tighten the gauge cover [11]. Tightening torque of the screw Unit : N･m {kgf･cm} [lb･inch] 65 - 100mm Nom. Size (2 1/2” - 4”) Torque valve 15.0 {153} [133] 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 20: Diaphragm Replacement Procedure

    [106] [133] [115] [160] 15.0 20.0 15.0 20.0 40.0 PTFE {51} {82} {153} {204} {153} {204} {408} [44] [71] [133] [177] [133] [177] [355] 8) Re-adjust the stopper if necessary. 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 21: Mounting An Inserted Metal And A Base (Panel)

    65mm (2 1/2”) 85 (3.35) 11 (0.43) 20 (0.79) 80mm (3”) 100 (3.94) 15 (0.59) 28 (1.10) 100mm (4”) 120 (4.72) 15 (0.59) 28 (1.10) Fixation of bottom stand with panel 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

  • Page 22: Inspection Items

    (16) Handling of residual and waste materials - Make sure to consult a waste treatment dealer for recommendations on the proper disposal of plastic valves. Warning (Poisonous gas is generated when the valve is burned improperly.) 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)
  • Page 23 Installation, Operation and Maintenance Manual Ｄｉａｐｈｒａｇｍ Ｖａｌｖｅ Ｔｙｐｅ１４ Ｔｒｕｅ Ｕｎｉｏｎ Ｄｉａｐｈｒａｇｍ Ｖａｌｖｅ Ｔｙｐｅ１４ Distributor http://www.asahi-yukizai.co.jp/en/ July 2017 Information in this manual is subject to change without notice. 【H-V028-E-20】 Diaphragm Valves Type 14 (True Union Diaphragm Valves Type14)

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