Butterfly Valve
Contents
1. ab Tighten the bolts and nuts gradually with a torque wrench to the specified Caution torque level in a diagonal manner Recommended torque value Unit N m Ib inch 40mm 1 1 2 50 65mm 272 1 2 80 100 mm 3747 20 0 204 177 22 5 230 200 30 0 306 266 125 150 mm 5 6 200 250 mm 8 10 300 350 mm 12 14 40 0 408 355 55 0 561 488 60 0 612 532 Caution Avoid excessive tightening The valve can be damaged Butterfly Valve Type 57 40 350mm 1 1 2 14 12 ASAHI VALVES Installation Operation and Maintenance Manual Body Material PVC PP PVDF lt 115 Standard Dimension of Insert Bolt Bolt Minimum Ps WM JURE D 49 1W 5 gt 6 27 em 89 pena 125 5 M20 40mm 1577 M2 ANSI Standard Body Material PVC PP PVDF Dimension of Insert Bolt a 79 Bolt Minima m d L 107 P sg 1 58 11 89 7 UEM 125 5 3 4 10 3 4 10 40mm 250 157 7879 78792. Butterfly Valve 57 40 350mm 1 1 27 147 58 0 63 3 4 Flat 0 79 7 8 Hat 0 87 13 ASAHI VALVES Installation Operation and Maintenance Manual 8 Connection of limit switch procedure option Shut down power the equipment before connecting wires There are risks of electrical Warning shock depending on the level of operating voltage A Be sure that the terminal cover and body cover are put on during the operation i Caution If you use the limit switch at ImA 100mA or 5 30V consult near Asahi dealer Necessary items x M e i Screw driver Connector G1 2 Crmp style terminal Q Wire stripper Terminal crimping tool Procedure 1LSI J 1 Loosen the three screws used to attach the limit switch cover witha screwdriver and remove the cover from the limit switch d i These screws are captive 2 Pull and remove the protective cap made of resin from the cover 3 Draw the cable through the connector 4 Strip the cable with a wire stripper 5 Install a crimp style terminal on the lead wire with a terminal crimping tool 6 Connect terminal screw with screwdriver according to internal circuit diagram show in page 9 Tighten the screws If not electric leaks or shocks may occur 7 Tighten the above three screws with a screw driver 4 to in
3. EE f E ue X 77 NI M L E px wx o 7 UT 4 Description with Limit Switch 1LS1 J Option 45 46 Limit Switch Pushing Plate Butterfly Valve 57 40 350mm 1 1 2 14 6 ASAHI VALVES Installation Operation and Maintenance Manual 57 Gear 40 350mm 1 1 277 147 with Limit Switch Box 45 Limit Switch Box Butterfly Valve 57 40 350mm 1 1 2 14 7 ASAHI VALVES Installation Operation and Maintenance Manual 5 Working pressure vs temperature BU
4. Necessary items MM MM Torque Wrench Spanner Wrench Seat Dis 1 Install the valve between flanges and open the valve slightly The disk 2 is prevented from overflowing The disk 2 is damaged a r 2 Insert bolts set nuts and washer and tighten the bolts and nuts temporarily by Bod hand Q5 When you insert a valve between flanges Caution please insert after extending the fields of flanges fully If you insert a valve by force without fully extending fields of flanges a liner may be turned over and suffer a crack Butterfly Valve Type 57 40 350mm 1 1 27 147 11 ASAHI VALVES Installation Operation and Maintenance Manual The parallelism and axial misalignment of the flange surface should be under the values shown in the following table ay The parallelism and axial misalignment of the flange surface should be under the values shown in Caution the following table to prevent damage the valve A failure to observe them can cause destruction due to stress application to the pipe Unit mm inch Axial Misalignment Parallelism a b novem 40 30mm 1 0 0 8 11 27 37 0 04 0 03 B T 2 6 0 04 0 04 8 14 0 06 0 04 e
5. valve if used in such a manner Prohibited amp Mandatory Action Signs Prohibited When operating the valve this symbol indicates an action that should not be taken Mandatory action When operating the valve this symbol indicates mandatory actions that must be adhered to Always observe the specifications of and the precautions and instructions on using our product We always strive to improve product quality and reliability but cannot guarantee perfection Therefore should you intend to use this product with any equipment or machinery that may pose the risk of serious or even fatal injury or property damage ensure an appropriate safety design or take other measures with sufficient consideration given to possible problems We shall assume no responsibility for any inconvenience stemming from any action on your part without our written consent in the form of specifications or other documented approval The related technical documents operation manuals and other documentation prescribe precautions on selecting constructing installing operating maintaining and servicing our products For details consult with our nearest distributor or agent Our product warranty extends for one and a half years after the product is shipped from our factory or one year after the product is installed whichever comes first Any product abnormality that occurs during the warranty period defective we shall assume the responsibili
6. Inspect the following items Check for the deformation of seat due to improper installation of valve Check for the smoothness of handle operation Butterfly Valve 57 40 350mm 1 1 27 147 20 ASAHI VALVES Installation Operation and Maintenance Manual 14 Troubleshooting The stopper is not set correctly Adjust the stopper The seat is damaged or worn Replace the seat Fluid leaks from the valve even Foreign materials are caught Clean it up when the valve is fully closed The disc is damaged or worn Replace the disc The connecting bolts are over tightened or Adjust and retighten tightened unevenly The seat is damaged or worn Replace the seat Fluid leaks to the outside The connecting bolts are not tightened in Adjust and retighten proper torque or evenly Foreign materials have adhered Clean it up The handle does not work The wear bors Repair or replace smoothly The connecting bolt is over tightened Adjust and retighten The gear box is damaged Repair or replace Valve does not operate The stem 15 damaged Replace the stem 15 Handling of Residual and Waste Materials Make sure to consult a waste treatment dealer for recommendations on the proper disposal of plastic Warning valves Poisonous gas is generated when the valve 15 burned improperly Butterfly Valve Type 57 40 350mm 1 1 2 14 21 ASAHI VALVES Installation Operation and Maintenance Manual
7. T o 05 Dcos 05 125 AC250 DSTI DCI25 Dc 05 o Connection Diagram ILS1 J NO 03 SIN Nen CP 2 5 2 200 5 2 1 2NO 5 COM COM 5 1 ce 5 Ma 5 E ONC D SW 2 4 COM Butterfly Valve Type 57 40 350mm 1 1 2 14 9 ASAHI VALVES Installation Operation and Maintenance Manual 7 Installation procedure When suspending and supporting a valve take care and do not stand under a suspended valve Warning i T Be sure to conduct a safety check on all hand and power tools to be used before beginning work Wear protective gloves and safety goggles as fluid remain in valve even if pipeline is empty i You may be injured SO When installing a pipe support by means of a U band or something similar take care not to over tighten Caution Excessive force may damage pipe When installing pipes and valves ensure that they not subjected to tension compression bending impact or other excessive stress i Do not install valve with the disc fully closed The disc may pinch into seat resulting a high operating torq
8. 23 by using screw driver and take off stem holder 8 Gear Type Nominal size 40 350mm 1 1 27 12 5 Loosen set bolt 28 for gear box 25 and pull off the gear box upward with gasket 158 6 Nominal size 40 350mm 1 1 27 147 gt Remove the stem holder 8 Release 4 tapping screws 157 by using screw driver Lever amp Gear Type 7 Hold flat surface of Stem 7 with vise and pull off valve body 1 8 Insert the screw driver between body 1 and seat 3 Disc 2 and seat 3 are extruded by using screw driver 9 Nominal size 40 350mm 1 1 27 147 gt Remove the disc 2 seat bush A 183 and seat bush B 184 from the seat 3 10 Remove the O ring C 6 from the stem 7 Butterfly Valve Type 57 40 350mm 1 1 2 14 17 ASAHI AV VALVES Installation Operation and Maintenance Manual lt lt Assembly gt gt Nominal size 40 350mm 1 1 2 14 1 Before starting assembly grease Silicone should be spread O ring C 6 and O ring 185 2 Put the O ring C 6 onto the stem 7 Put the O ring I 185 onto the stem bush A 183 and B 184 3 Grease Silicone should be spread on the top and bottom disc 2 the stem of the seat 3 4 Put the disc 2 seat bush A 183 and seat bush B 184 ontothe NOV seat 3 set of seat disc call for combined parts Seat Bush 5 Putitinto the state of open the valve slightly Insert the set
9. Butterfly Valve Type 57 40 350mm 1 1 27 147 6 ASAHI AV VALVES Distributor Asahi Organic Chemicals Industry s homepage http www asahi yukizai co jp en Information in this manual 15 subject to change without notice 2012 01 Butterfly Valve Type 57 40 350mm 1 1 27 147
10. recommended to install a locking device The locking device will prevent the possibility of the valve drifting in severe condition form it is original intermediate setting Handle lock Butterfly Valve 57 40 350mm 1 1 27 147 2 ASAHI VALVES Installation Operation and Maintenance Manual 3 General instructions for transportation unpacking and storage When suspending and supporting a valve take care and do not stand under suspended valve Warning S This valve is not designed to handle impacts of any kind Avoid throwing or dropping the valve Caution Avoid scratching the valve with any sharp object Do not over stack cardboard shipping boxes Excessively stacked packages may collapse Avoid contact with any coal tar creosote insecticides vermicides or paint When transporting a valve do not carry 1t by the handle 5 Store products in their corrugated cardboard boxes Avoid exposing products to direct sunlight and store them indoors at room temperature Also avoid storing products in areas with excessive temperatures 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 These chemicals may cause damage to the valve Butterfly Valve 57 40 350mm 1 1 27 147 3 ASAHI AV VALVES Installation Operation and M
11. test on newly installed piping be sure to check for leaks under water pressure If absolutely necessary to use a gas in testing please consult your nearest service station beforehand SO Do not step on or apply excessive weight on valve It can be damaged Caution Do not use the valve in conditions where the fluid may have crystallized The valve will not operate properly Q Keep the valve away from excessive heat or fire It can be damaged or destroyed Always operate the valve within the pressure vs temperature range The valve can be damaged or deformed by operating beyond the allowable range Allow sufficient space for maintenance and inspection Select a valve material that is compatible with media For chemical resistance information refer to CHEMICAL RESISTANCE ON ASAHI AV VALVE Some chemicals may damage incompatible valve materials Keep the valve out of direct sunlight water and dust Use cover to shield the valve The valve will not operate properly Perform periodic maintenance Leakage may develop due to temperature changes or periods of prolonged storage rest or operation Gear Operator Operation we utilize a self locking worm gear design on our manual operators This design allows flow control of the valve in intermediate positions in normal process conditions In applications where very high velocity turbulence flow or vibration is present and an intermediate setting is required it is
12. with stopper Caution adjuster Butterfly Valve 57 40 350mm 1 1 27 147 15 ASAHI VALVES Installation Operation and Maintenance Manual Technical Data for Operation Required Hand Length of Lever and ptm Tongue Wheel Torque Diameter of Handle m nS Body Material UND m 40mm PVC PP 1 1 2 PVDF 50mm PVC PP cele pe 5 65mm PVC PP em 5 e os 80mm PVC PP gt wv orl e uw ae arp uw Apu Note Data mentioned in the table above is reference only These data are measured in standard condition and it slightly differs depending on conditions Butterfly Valve Type 57 40 350mm 1 1 27 147 16 ASAHI VALVES Installation Operation and Maintenance Manual 5 10 Disassembly and assem
13. ASAHI AV VALVES Butterfly Valve 57 40 350 1 1 2 14 PP PVDF UJser s Manual Butterfly Valve Type 57 40 350mm 1 1 27 147 Installation Operation and Maintenance Manual Contents 1 Be sure to read the following warranty clauses of our product 1 2 General operating instructions Ma 2 3 General instructions for transportation unpacking and storage 3 4 Names of parts nnn 4 5 Working pressure vs temperature g 6 Specification of limit switch 9 7 Installation 10 8 Connection of limit switch procedure 14 9 Operating procedure nnn 15 10 Disassembly and assembly procedure for parts 17 1 1 Installation procedure for handle 19 12 Adjustment procedure for Mun 20 Oe a er 15 Handling of residual and waste materials 21 8 ASAHI AV VALVES ASAHI VALVES Installation Operation and Maintenance Manual This user s guide contains information important to the proper installation maintenance and safe use of an ASAHI Product Please store this manual in an easily accessible location re amp Caution Signs gt This symbol reminds the user to take caution due to the potential for serious injury or death This symbol reminds user to take caution due to the potential for damage to
14. TTERFLY VALVE 5 7 BUTTERFLY VALVE 5 7 Nominal Size 40mm 150mm Nominal Size 200 250mm a 1150 10 a 1150 10 1 S S Mo 5 5 9 Sy 9 170 05 5 s o 70 05 ee aa I i x X i i 0 0 0 0 0 20 40 60 80 100 120 0 20 40 60 80 100 40 05 30 70 05 140 175 12101 250 30 70 105 140 175 210 Temperature C Temperature C F 0 20 40 60 80 100 120 0 20 40 60 80 100 30 70 105 140 175 210 250 30 70 105 140 175 210 A P gt p pe gt OY QS RO re lt gt NET NS BUTTERFLY VALVE 5 7 Nominal Size 300 350mm 150 1 0 70 0 5 Working pressure MPa PSI 0 0 20 0 20 40 60 80 100 120 5 30 70 105 140 175 210 250 Temperature F 20 0 20 40 60 80 100 120 5 30 70 105 140 175 210 2501 ou m 9 gt eU Ve gt OE Butterfly Valve Type 57 40 350mm 1 1 27 147 8 ASAHI VALVES Installation Operation and Maintenance Manual 6 Specification of limit switch option Type Code ILSI J diz mese TA 200 SB2 147 Limit Switch Rating aas 0 6 10 6 Tess
15. aintenance Manual 4 Names of parts 57 40 350mm 1 1 2 147 Body material PP PVDF 24 16 182 AY Deoip m No ___ m B __ ___ _ Butterfly Valve 57 40 350mm 1 1 27 147 4 ASAHI VALVES Installation Operation and Maintenance Manual 57 Gear Type 40 350mm 1 1 2 7 147 with Handle Lock Option 161 Lock Plate A CNET EM 62 Sprocket Wheel 03 Chain A Butterfly Valve 57 40 350mm 1 1 27 147 5 ASAHI VALVES Installation Operation and Maintenance Manual 57 Long Stem Type 40 350mm 1 1 27 14 Option 6
16. bly procedure for parts replacement The handle part can be removed with line pressure present The stem retainer can t be removed with Warning line pressure present If stem retainer needs to be removed there can not be line pressure present AN 4 Wear protective gloves and safety goggles as fluid remain in the valve even if pipeline is empty When installing pipes and valves ensure that they are not subjected to tension compression bending impact or other excessive stress Caution You may be injured Do not change replace valve parts under line pressure n Necessary items Q Protective Gloves Vise Circular Stick Plastic or Wood Goggles Grease Silicone Q Pressing Machine Screwdriver Spanner Wrench Square Lumber Hammer Screwdriver 1 Drain fluid completely from pipeline 2 Leave the valve slightly opened 3 Loosen the connecting bolts and nuts 4 Remove the valve from the pipeline Lever Type Nominal size 40 200mm 1 1 2 87 5 To remove handle 16 first take off the cap 24 by using screw vp 4 Seat Bush B driver and release bolt 21 by using socket wrench then pull up the handle 16 while holding handle lever 17 6 To take off locking plate 22 release 4 self tapping screws
17. of seat disc 3 into the body 1 B Make certain stem hole of seat are properly aligned upper side stem hole of seat bush A 183 Caution has lager than seat bush B 184 of lower side When the stem bush is assembled oppositely the stem 7 cannot be inserted Upper side Stem hole is large size Lower side Stem hole 15 small size Make certain tabs are properly aligned Concave part of seat bush Convex part of seat bush 6 Insert the stem 7 of the body 1 7 Install stem holder 8 onto valve body 1 with countersunk holes facing up using 4 screws 157 8 To install lever or gear operator reverse disassembly procedure 5 Make certain line scribed on top of stem 7 indicates disc 2 position while installing stem 7 9 After assembly make sure that the valve can be fully opened and closed smoothly Butterfly Valve Type 57 40 350mm 1 1 27 147 18 ASAHI VALVES Installation Operation and Maintenance Manual 11 Installation procedure for handle Necessary ter Q Plastic Hammer Socket Wrench 6 Screw Driver Goggles Protective Glove Installation Procedure Install the handle on the stem Set the direction of handle in the indication line at the top of stem 2 handle at the top of stem with the attached bolts and washer by using socket wrench 3 Set the convex pa
18. ol may damage the handle 1 Open and close valve by turning handle smoothly Turn clockwise to close and counterclockwise to open 2 Incase of lever type 40 200 mm 1 1 27 87 the direction of handle is same as the disc as shown in Fig 9 1 For the full shut Close position the handle is perpendicular to the piping axis direction For the full opened position the handle is parallel to the piping axis direction Full Shut Close Position Full Opened Position aN EE 3 Incase of gear type 40 350 mm 1 1 2 14 the indicator shows the position of the disc on top of gear box Fig 9 2 For the full shut close position the indication shows Shut S For the full opened position the indication shows Open Full Shut Close Position Full Opened Position A 4 The adjustments for full opened and full shut position step less and it can be done
19. rt at the side of the cap and the concave of the handle and set in the cap by striking lightly by using a plastic hammer Nominal Size 40 100mm 125 200 1 1 AP 57 8 6 151 8 151 Remove Procedure M eae 1 Toremove the cap push up the side of the cap by using screw driver 2 Loose bolts and washer by using socket wrench then remove handle Do not give any unjust force to cap in installing removing cap It be damaged Caution Butterfly Valve Type 57 40 350mm 1 1 2 14 19 ASAHI VALVES Installation Operation and Maintenance Manual 12 Adjustment procedure for stopper on gear type T Necessary Items E Allen Wrench Adjustment for Full shut Full opened position Rubber Cap 1 Ne Remove the rubber cap of Full closing Full opening adjuster 2 Loosen the first stopper hex bolt completely by Allen wrench 3 Adjust the disc of valve to required position 4 Tighten the stopper hex bolts 5 Put the rubber cap of Full closing Full opening adjuster back on gearbox by hand Perform periodic maintenance Leakage may develop due to temperature changes or over periods of prolonged storage rest or operation
20. stall the cover on the limit switch C 6 Tighten the cable by connector Procedure TA2 SB2 TA 200 SB2 1 Remove indicator 2 Remove the fixed screws from casing using screw driver Sd 3 Tum to counter clockwise and remove the piping port protective 4 Draw cable through connector 5 Strip the cable with wire stripper 6 Connect cable to terminal board with screw driver in 0 9 7 por 7X Tighten the screws Short circuit or shocks may occur protective cap 7 Tighten up connector to fix the cable 6 The screws must be tightened in turn after set casing with screws driver sure to set the o ring when the casing is re set Short circuit or shocks may occur 9 Inset the indicator to the upper camshaft which must be set same direction of the seal s arrow Butterfly Valve Type 57 40 350mm 1 1 27 147 l4 ASAHI AV VALVES Installation Operation and Maintenance Manual 9 Operating procedure Do not use valve to fluid containing slurry The valve will not operate properly Caution The installed valve must never be opened or closed when foreign matter such as sand is present in the pipeline Do not exert excessive force in closing the valve When operating the handle be sure to do so with your hand Using a to
21. ty to repair or replace it free of charge Any repair or replacement needed after the warranty period ends shall be charged to the customer The warranty does not cover the following cases 1 Using our product under any condition not covered by our defined scope of warranty 2 Failure to observe our defined precautions or instructions regarding the construction installation handling maintenance or servicing of our product 3 Any inconvenience caused by any product other than ours 4 Remodeling or otherwise modifying our product by anyone other than us 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 or which is reported to us will be investigated immediately to identify its cause Should our product be deemed inside our product Butterfly Valve 57 40 350mm 1 1 27 147 1 ASAHI AV VALVES Installation Operation and Maintenance Manual 2 General operating instructions GD Using a positive pressure gas with our plastic piping may pose a dangerous condition due to the Warming repellent force particular to compressible fluids even when the gas is under similar pressures used for liquids Therefore be sure to take the necessary safety precautions such as covering the piping with protective material For inquiries please contact us For conducting a leak
22. ue and preventing valve from operating properly i Use flat faced flanges for connection to AV Valves Ensure that the mating flanges are of the same standards The gasket is unnecessary The seat carries out role of gasket The valve disc in the position indicated by solid 3 lines in figure to right prior to shipment from the factory If valve 15 opened or closed after Seat DISC unpacking it must be reset in this position before DL ID installation Failure to do so will result in damage 2 mJ Z __ to surface of the valve seat during handling and N l 7 installation m Care must be used during piping installation to ensure that the pipes or flanges are properly aligned so that valve disc does not contact them in any setting Misalignment as in figure below will result in 1 CHE Connected flange or pipe Butterfly Valve 57 40 350mm 1 1 27 147 10 ASAHI AV VALVES Installation Operation and Maintenance Manual In case of an abutting thick walled flange and pipe shave the flange or the pipe inner diameter in order to avoid contact of pipe anddisc Ifthe inside diameter of the connecting pipe is larger than dimension D below shaving is not necessary SERI 1 N
Download Pdf Manuals
Related Search