PDCPD Butterfly Valve
Contents
1. Lenni EPA E PE EE ESET EEE EE ET ME TEE EEEN E nena E PTET EAE EEP T 6 Put the bolts through the full bolt holes and plumb in Fig 6 Move the pipe gradually to match holes one another and set nuts Tighten the bolt nuts of the valve and the flange in the full bolt holes at first and then tighten the bolt nuts on the inserted metal parts Ss AR NS ACL A RA TUS VIS SION adhe evar lle ey Fig7 Tighten the nuts in a diagonal manner All penetrated bolts should be tightened first and the inserted metal parts should be tightened after Nom Size mm inch Bolt tightening torque N m kgf cm Oo 700 800mm 28 34 130 1 300 Hp 900 1000mm 36 40 170 1 700 1100mm 44 200 2 000 1200mm 48 220 2 200 8 Using the nylon sling lift up around the flange sides of both short pipes to set in the required position Hook a wire through the eyebolt in order to stabilize the valve PDCPD Butterfly Valves 10 ASAHI AV VALVES Installation Operation and Maintenance Manual 7 Support setting procedure Necessary items Spanner wrench U type clamp with bolt Rubber sheet l i Caution i l l 1 Set the valve support The valve may be damaged because the actuator is heavy2. Mandatory action When operating the valve this symbol indicates mandatory actions that must be adhered to 1 Be sure to read the following warranty clauses of our product 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 technicaldocuments 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 or defective we shall assume the responsibility to repair or replace it free of charge Any repair or replacement needed
3. Key B 2a Inserted Metal of Disc 12 Bush 3 Seat 13 Gasket A 3a Stabilization Ring 14 Stem Holder A 8 Stem A 15 Bolt A PDCPD Butterfly Valves ASAHI AV VALVES Installation Operation and Maintenance Manual Nominal size 1100mm 1200mm 44 48 LIIN 14 No DESCRIPTION No DESCRIPTION 1 Body 13 Gasket A la Inserted Metal of Body 14 Stem Holder A 2 Disc 15 Bolt A 2a Inserted Metal of Disc 21 Stem 3 Seat 22 Thrust 3a Stabilization Ring 23 Bush A 10 Key A 24 Bush B 11 Key B PDCPD Butterfly Valves 5 ASAHI AV VALVES Installation Operation and Maintenance Manual 5 Working pressure vs temperature PDCPD Butterfly Valves 6 ASAHI AV VALVES Installation Operation and Maintenance Manual 6 Installation procedure A S When suspending and supporting a valve take care and do not stand under a suspended valve Warning Be sure to conduct a safety check on all hand and power tools to be used before beginning work Wear protective gloves and safety
4. A is fea a peep Sea ae eS ee E a E Spe a E eS E Se he EN E E SS eee a ee E Horizontal installation Set the stand under the valve Spread the rubber sheet on the pipe and secure pipe with U type clamp Vertical installation Spread the rubber sheet under the gearbox and fix it with the N a Man E z aA Spread the rubber sheet on the pipe and secure pipe with U type clamp PDCPD Butterfly Valves 11 ASAHI AV VALVES Installation Operation and Maintenance Manual 8 Operating procedure 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 tool may damage the handle Turn the handle gently to open or close Check the travel indicator on the top of the gearbox and turn the handle Right tum Clockwise gt Shut direction Left turn Counter clockwise Open direction 9 General instructions for fluid flowing 1 Make sure that any foreign matter is not in the pipe which may damage the valve seat before fluid flowing Open the valve fully when the fluid starts flowing 2 Although the sealing adjustmen
5. 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 These chemicals may cause damage to the valve When transporting a valve do not carry it by the handle ae 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 Once you have taken the product out of its packaging or crate clean the inside of the valve with a clean piece of cloth PDCPD Butterfly Valves 3 ASAHI AV VALVES 4 Name of parts Nominal size 700mm 1000mm 28 40 Installation Operation and Maintenance Manual hid P J al No DESCRIPTION No DESCRIPTION 1 Body 9 Stem B la Inserted Metal of Body 10 Key A 2 Disc 11
6. ASAHI AV VALVES PDCPD Butterfly Valve 700mm 1200mm 28 48 User s Manual PDCPD Butterfly Valves Installation Operation and Maintenance Manual Serial No H V037 E 6 Contents 1 Be sure to read the following warranty clauses of our product A E E EEN 1 2 General operating instructions EAEE A E an ae thee 2 3 General instructions for transportation unpacking and storage nnn 3 4 Name of parts mmm 4 5 Working pressure and temperature 11 6 6 Installition procedime eisirean 7 Cy Support seting pees setce 11 8 Operating procedure nnn 12 9 General instructions for fluid flowing rrr 12 A T E eee 12 11 Troubleshooting 13 12 Handling of residual and waste materials 13 ASAHI AV VALVES J f xZ ASAHI AV VALVES Installation Operation and Maintenance Manual This user s guide contains information important to the proper installation maintenance and safe use of an ASAHI AV Product Please store this manual in an easily accessible location lt Warning amp Caution Signs gt This symbol reminds the user to take caution due to the potential for serious injury or lt Prohibited amp Mandatory Action Signs gt Warming death This symbol reminds the user to take caution due to the potential for damage to the valve Caution if used in such a manner Prohibited When operating the valve this symbol indicates an action that should not be taken
7. 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 inside our product PDCPD Butterfly Valves which is reported to us will be investigated immediately to identify its cause Should our product be deemed ASAHI AV VALVES Installation Operation and Maintenance Manual 2 General operating instructions A Gs Using a positive pressure gas with our plastic piping may pose a dangerous condition due to the repellent Warming 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 test on newly installed piping be sure to check for leaks under water pressure If absolutely necessary to us
8. ange or pipe interruption of ti J ve INTERFERENCE OF THE DISK i PDCPD Butterfly Valves T ASAHI AV VALVES Installation Operation and Maintenance Manual Incase of an abutting thick walled flange and pipe shave the flange or the pipe inner diameter in order to avoid contact of pipe and disc If the inside diameter of the connecting pipe is larger than dimension D below shaving is not necessary ss f i eae Nominal Size Diameter D 700mm 28 649mm _ 25 55 2 800mm 32 743mm 29 25 900mm 36 848mm 33 39 1000mm 40 936mm 36 85 UA l o 1100mm 44 1054mm 41 50 NTN 1200mm 48 1136mm 44 72 mon j S a PJ WL 1 Set the short pipes ce E ENEE N E T A N T oe ede ie ea ace ea Mae ean valve in the upright position aligns with that of the short pipe l Using a cloth wipe foreign matter away from the flange surfaces 3 ofthe short pipes i E Face to face dimension 100mm 4 i BA PDCPD Butterfly Valves 8 ASAHI AV VALVES 2 Stand the valve upright Installation Operation and Maintenance Manual Wind the nylon sling around the head part of the body and gradually raise itup After standing the valve upright wipe foreign matter away from the seat with a cloth eyebolt upright Use it just as a support to s
9. dhered Reset the valve Refer to page 7 The gearbox is damaged Replace the gearbox The connecting bolts are too much tightened Reset the valve Refer to page 7 The valve does not operate The gearbox is damaged Repair or replace The stem is damaged 12 Handling of residual and waste materials Replace the stem AQ 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 PDCPD Butterfly Valves 13 ASAHI AV VALVES Installation Operation and Maintenance Manual PDCPD Butterfly Valves 700mm 1200mm 28 48 ASAHI AV VALVES Distributor Asahi Organic Chemicals Industry s homepage http www asahi yukizai co jp en Information in this manual is subject to change without notice 2011 5 PDCPD Butterfly Valves
10. e a gas in testing please consult your nearest service station beforehand A S 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 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 the 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 sn Sears eat rh a aces pe cg pa pea a cae ase E E es hice ee cata a a en a es a ae ts asm Ce pee pee see a ume PDCPD Butterfly Valves 2 ASAHI AV VALVES Installation Operation and Maintenance Manual 3 General instructions for transportation unpacking and storage A S When suspending and supporting a valve take care and do not stand under a suspended valve Warning A S This valve is not designed to handle
11. goggles as fluid remain in the valve even if the pipeline is empty You may be injured A S 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 the pipe Do not install the valve with the disc fully closed The disc may pinch into the seat resulting in a high operating torque and preventing the valve from operating properly When installing pipes and valves ensure that they are not subjected to tension compression bending impact or other excessive stress 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 the role of the gasket Vike waked ete hiaai by sid Ew EE doe ence ET tee lines in figure to the right prior to shipment from the good factory If the valve is opened or closed after Segt unpacking it must be reset in this position before a installation Failure to do so will result in damage IN SS to the surface of the valve seat during handling and installation ce a GHA Care must be used during piping n installation to ensure that the pipes or flanges are properly aligned so that the valve disc does not contact them in any setting Misalignment as in figure below will result in damage to the valve p t4 1 Connected fl
12. t of disc is already adjusted if the valve leaks during operation loosen the stopper bolt in the actuator and find the volume of tightening 10 Inspection items A Perform periodic maintenance Leakage may develop due to temperature changes or over periods of Caution prolonged storage rest or operation o Inspect the follow items 1 Check for any flaw crack or deformation on the outside 2 Check whether fluid leaks to the outside 3 Check whether there are protrusion or retirement of seat 4 Check the smoothness of handle operation PDCPD Butterfly Valves 12 ASAHI AV VALVES 11 Troubleshooting Problem Installation Operation and Maintenance Manual Cause Treatment The valve does not operate smoothly The protrusion of the seat The uneven or excessive tightening of the bolt Loosen the bolt and adjust Fluid is not stopped in the full closed position The stopper is not adjusted properly Adjuster the stopper The seat is damaged or worn Foreign matter is in the valve Replace the seat Disassemble the valve and clean Refer to page 7 The disc is damaged or worn The connecting bolts are too much tightened or tightened unevenly Replace the disc Reset the valve Refer to page 7 Fluid leaks to the outside The seat is damaged or worn Replace the seat The handle does not work smoothly Foreign matter is a
13. tand the valve A C Support the valve up by looping a belt around the Warning gearbox Like Fig 2 The eyebolt in the gearbox is designed to support the weight of gearbox about 500kg so avoid lifting up the whole valve with the 3 Lower the valve gradually between the short pipes onto the spacer Lower the valve carefully without damaging the flange surfaces of short pipes The required face to face dimension of each valve size is shown below Make sure that the valve is slightly closed Unit mm inch Nom Size mm inch Dimension _mm inch 700mm 28 206mm 8 11 800mm 32 240mm 9 45 900mm _ 36 240mm 9 45 1000mm 40 300mm 11 81 1100mm 44 300mm 11 81 1200mm 48 350mm 13 78 4 Connect the valve loosely to one of the short pipes Match the bolt hole of the short pipe with that of the valve and put four stud bolts into the inserted metal parts part 1a then tighten nuts lightly by hand PDCPD Butterfly Valves ASAHI AV VALVES Installation Operation and Maintenance Manual 5 Set the second short pipe with the valve Using the nylon sling loop the short pipe and tighten nuts using the same procedure as step 4
Download Pdf Manuals
Related Search