Instruction manual
Contents
1. O Ring 10 Seat A 8 Fluid is not stopped in the full closed position at the seat Lack of back pressure Foreign materials have adhered Check the back pressure Clean it up The seat is damaged or worn The float is damaged or worn Replace the Disk set lt Disk set gt Disk 2 Bonnet 6 Seat B 9 O Ring 10 Seat A 8 The handle does not work smoothly Foreign materials have adhered Clean it up Isolating valve does not operate The stem is damaged 12 Handling of residual and waste materials Warning Part of the valve body bonnet cover is able to incinerate Replace the isolating valve A Make sure to consult a waste treatment dealer to dispose of the valves Poisonous gas is generated when the valve is burned improperly Air Release Valve Air Release Valve for Water 11 ASAHI AV VALVES Installation Operation and Maintenance Manual Air Release Valve Air Release Valve for Water ASAHI AV VALVES ke y Distributor Asahi Organic Chemicals Industry s homepage http www asahi yukizai co jp en Information in this manual is subject to change without notice 2012 8 Air Release Valve Air Release Valve for Water2. Guide HI PVC 12 Nut A M12 6 Bo h t AR PDCPD i 13 Bolt Washer B M6 L 45 AR for Water PDCPD Epoxy Resin Coating 15 Wing Nut M6 i7 Cover AR PDCPD Spring Lock Washer AR for Water PDCPD Epoxy Resin Coating 16 Packing AR EPDM AR for Water SBR 8 Seat A AR EPDM AR for Water SBR 17 Isolating Valve Air Release Valve Air Release Valve for Water 4 ASAHI AV VALVES Flanged end 25mm 1 Installation Operation and Maintenance Manual s EON 2 8 3 i 2 l l 5 4 4 5 J NG o y T Len _ 5 7 et iad se gt N g F Ko ve No Description Remarks No Description Remarks AR PDCPD F AR EPDM P105 1 Body AR for Water PDCPD Epoxy Resin Coating 10 O Ring AR for Water SBR P105 2 Disk PP 11 Bolt Washer A M12 L 60 4 Float PP 12 Nut A M12 5 Guide HI PVC 13 Bolt Washer B M6 L 45 p AR PDCPD Wing Nut 6 Bonnet AR for Water PDCPD Epoxy Resin Coating 15 Spring Lock Washer M6 7 c AR PDCPD 16 Packing AR EPDM AR for Water SBR es AR for Water PDCPD Epoxy Resin Coating 17 Isolating Valve 8 Seat A AR EPDM AR for Water SBR AR FCD450 9 Seat B AR EPDM AR for Water SBR 18 Flange AR for Water FCD450 Epoxy Resin Coating Air Release Valve Air Release Valve for Water ASAHI AV VALVES 75 80 200mm 3 8 Inst
3. JIS1OK Stud bolt M16X75L 8 Nut M16 8 Washer Mio 8 AR SBR JWWA 150mm 6 1 AV Oasket AR for Water RNN ee 6 1 JWWA Stud bolt M16 x 80L 6 Nut M16 6 gt Washer M16 6 150 6 fone AR EPDM JIS10K 150mm 6 1 AR for Water SBR JISIOK 150mm 6 1 JISIOK Stud bolt M20 x 90L 8 Nut M20 8 Washer M21 8 AR SBR JWWA 200mm 8 1 AGE AR for Water RRNA N 8 1 JWWA Stud bolt M16 x 80L 8 Nut M16 8 F Washer M16 8 200 8 RATE AR EPDM JIS 10K 200mm 8 1 AR for Water SBR JIS1OK 200mm 8 1 JIS1OK Stud bolt M20 x 90L 12 Nut M20 12 Washer M20 12 1 AR means Air Release Valve AR for Water means Air Release Valve for Water 2 M16 bolt 16mm nut amp washer are recommended for 25mm Flanged Air Release Valve s Installation Flange Thickness of the valve shall be 25mm Please Provide yourself The Bolts Nuts Washers and Gaskets are not packed with a product Air Release Valve Air Release Valve for Water 3 ASAHI AV VALVES Installation Operation and Maintenance Manual 5 Names of parts Threaded end 25mm 1 No Description Remarks No Description Remarks 1 Body AR PDCPD 9 Seat B AR EPDM AR for Water SBR AR for Water PDCPD Epoxy Resin Coating p AR EPDM P105 2 Disk PP 10 O Ring AR for Water SBR P105 4 Float PP 11 Bolt Washer A M12 L 60 5
4. 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 inside our product i I I i I i I l I l i i I i I i I I I I l i i I I I i I I I l I l i I i I i I i I l I l l i i i l l occurs during the warranty period or which is reported to us will be investigated immediately to i I l l i i I i I I I i i I i I i I l i i I I l l l Air Release Valve Air Release Valve for Water 1 ASAHI AV VALVES Installation Operation and Maintenance Manual 2 General Operating Instructions A 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 w
5. 25mm softly Turn clockwise to close and counter open close clockwise to open H S 9 Disassembly and assembly procedure for replacing parts A 4 Be sure to conduct a safety check on the machine tools and motor driven tools to be used Warning before beginning work i Wear protective gloves and safety goggles as fluid remains in the valve You may be injured Do not change or replace valve parts under line pressure Necessary items 4 77 477 4717 4 4711117157111115 1mm mememe Protective gloves Goggles Spanner wrench Silicone grease i lt Disassembly gt Procedure Nominal size 25mm 1 1 Close the isolating valve 2 Loosen the wing nut 15 and remove the spring lock washer 15 and washer 15 3 Remove the cover 7 4 Loosen the bolt 11 and remove the bolt and washer 12 5 Remove the bonnet 6 and take all the parts inside of body 1 out Nominal size 75 80 200mm 3 8 1 Drain fluid completely from the pipeline 2 Loosen the nut B 14 eye nut 22 and remove the nut B and washer 3 Remove the cover 4 4 Loosen the bolt 11 and remove the bolt and washer 11 5 Remove the caver 6 and take all the parts inside of body 1 out Air Release Valve Air Release Valve for Water 9 ASAHI AV VALVES lt Assembly gt _ Procedure Installation Operation and Maintenance Manual 1 The procedure
6. ASAHI AV VALVES Installation Operation and Maintenance Manual Serial No H V035 E 9 Air Release Valve PDCPD Air Release Valve for Water PDCPD Epoxy Resin Coating 25 75 80 200mm 1 3 8 Contents 1 Besure to read the following warranty clauses of our product aeee 1 2 General operating instructions 2 User s manual 3 General instructions for transportation unpacking and storage err 2 4 List of ancillary parts seee 3 6 Working pressure vs temperature s 7 7 Installation procedure B 8 Operating procedure eese Q 9 Disassembly and assembly procedure Air Release Valve for replacing parts 9 E E ee eG 11 Troubleshooting sees 11 12 Handling of residual and Waste materials eee 11 Air Release Valve for Water ASAHI AV VALVES Air Release Valve Air Release Valve for Water 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 A This symbol reminds the user to take caution due to the potential for serious injury or death Warning A This symbol reminds the user to take caution due to the potential for damage to the valve if Caution used in such a manner lt Prohibited amp Mandatory Action Signs gt S Prohibited
7. When operating the valve this symbol indicates an action that should not be taken as 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 identify its cause Should our product be deemed defective we shall assume the responsibility to repair or
8. allation Operation and Maintenance Manual Air Release Valve Air Release Valve for Water No Description Remarks No Description Remarks x AR PDCPD i 200mm AR EPDM P335 Li Body AR for Water PDCPD Epoxy Resin Coating 1017 O Ring 8 AR for Baie ay P335 2 Disk PP 75 80mm 3 M12 L 35 4 Float PP 11 Bolt 100mm 4 M12 L 35 5 Guide 75 150mm HI PVC 200mm PDCPD Washer A 150mm 6 M16 L 45 6 Banned AR PDCPD 200mm 8 M16 L 45 AR for Water PDCPD Epoxy Resin Coating 75 80mm 3 M12 L 80 17 Cover AR PDCPD 13 Bolt 100mm 4 M12 L 90 AR for Water PDCPD Epoxy Resin Coating Washer B 150mm 6 M16 L 120 8 Seat A AR EPDM AR for Water SBR 200mm 8 M16 L 155 9 Seat B AR EPDM AR for Water SBR 75 80mm 3 M12 75 80mm AR EPDM P150 14 Nut B 100mm 4 M 2 3 AR for Water SBR P150 150mm 6 M16 10 O Ring 100mm AR EPDM G175 200mm 8 M16 4 AR for Water SBR G175 22 Eye nut only for 200mm 150mm AR EPDM P250 6 AR for Water SBR P250 Installation Operation and Maintenance Manual ASAHI AV VALVES 6 Working pressure vs temperature JWWA Nominal Size 25 75 200mm 1 3 8 JIS1OK Nominal Size 80 200mm 3 8 Minimum Working Pressure am a N w eS 2 AN o it
9. h gt R N 2 2 g 2 D n j R N YS so e 2 o Se OIS loa Va oo 3 2 S a ots ola S s LV ay N on 5 a o N Nae g PERR O gal OS g a g oN ew S ER Ik ia Be Se Z 3A Jg Air Release Valve Air Release Valve for Water ASAHI AV VALVES Installation Operation and Maintenance Manual 7 Installation procedure A S When suspending and supporting a valve take care and do not stand under a suspended valve 1 Warning i Be sure to conduct a safety check on the machine tools and motor driven tools to be used i i before beginning work i Wear protective gloves and safety goggles as fluid remains in the valve i You may be injured i A S Avoid excessive tightening The valve can be damaged i Caution Before a water test be sure that the Bolt Nut is tightly fastened Use flat faced flanges for connection to AV Valves Be sure to use sealing gaskets AV Gasket bolts nuts and washers and tighten them to i specified torques When a non AV gasket is used a different tightening torque specification should be followed aS faa iy ge ga a gc nm ee a gs as tae ee ee ee PETEERE Necessary items atta Torque Wrench Bolt Nut Washer AV Gaskets Procedure Nominal size 25mm 1 1 Set the AV Gasket between the flanges 2 Insert washers and bolts from the pipe side insert washers and nuts from the valve side then tem
10. ill 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 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 If any part has the risk of freezing insulate it thermally Immediately after installing the pipeline or in similar cases the pipe may contain accumulated soil sand dirt or dust If therefore the valve is subjected to water filled with water for the first time discharge such soil sand dirt and dust sufficiently by using a mud discharge valve or something similar 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 impacts of any kind Avoid throwing or dropping the Caution valve 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 transpor
11. of the assembly is the reverse order of its disassembly 2 Before starting assembly silicone grease equivalent to Toray Silicone HVG should be spread on the O rings 10 the seat A 8 and seat B 9 3 Tighten the bolts A 11 gradually with torque wrench to the specified torque in a diagonal manner lt Recommended torque value of bolt A gt Nominal size mm inch 25 1 75 80 3 100 4 150 6 200 8 Torque value N m kgf cm 15 0 153 15 0 153 15 0 153 30 0 306 30 0 306 10 Inspection items gt Caution periods of prolonged storage rest or operation Inspect the following items 1 Check for flaw crack or deformation on the valve 2 Check for leaks to the outside 3 Check for the deformation of seat due to improper installation of valve 4 Check for the smoothness of handle operation Air Release Valve Air Release Valve for Water Perform periodic maintenance Leakage may develop due to temperature changes or over 10 ASAHI AV VALVES 11 Troubleshooting Phenomenon Cause Installation Operation and Maintenance Manual Treatment Fluid leaks to the outside Looseness of the Bolt Nut Adjust the retighten The seat is damaged or worn The O ring is damaged or worn Replace the Disk set lt Disk set gt Disk 2 Bonnet 6 Seat B 9
12. porarily tighten them by hands 3 Tighten the bolts and nuts gradually with a torque wrench to the specified torque level in a diagonal manner Refer to Fig 1 Fig 1 Nominal size 75 80 200mm 3 8 1 Screw the stat bolt into the bottom side of the body 1 2 Set the AV Gasket between the flanges 3 The Air Release Valve is set on an isolating valve 4 Insert nuts and washer temporarily tighten them by hands A cote 5 Tighten the bolts and nuts gradually with a torque wrench to the specified torque level in a diagonal manner Refer to Fig 1 lt Recommended torque value of flanged end gt Nominal Size 5 5 ii Cadi 25 1 75 80 3 100 4 150 6 200 8 End Connectors JWWA JWWA JISIOK JWWA JIS10K JWWA JIS10K JWWA JIS10K Torque value N m kgf cm 30 0 306 30 0 306 30 0 306 40 0 408 55 0 561 Air Release Valve Air Release Valve for Water 8 ASAHI AV VALVES Installation Operation and Maintenance Manual 8 Operating procedure A S Do not exert excessive force in closing the valve Warning Do not use the valve to fluid containing slurry The valve will not operate properly The installed valve must never be opened or closed when foreign matter such as sand is present in the pipeline When operating the handle be sure to do so with your hand Using a tool may damage the handle O Open and close the valve by turning handle Fig 2
13. ting a valve do not carry it by the handle 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 Air Release Valve Air Release Valve for Water 2 ASAHI AV VALVES Installation Operation and Maintenance Manual 4 List of ancillary parts Norma lsz End connectors Ancillary parts Recitals Pcs mm inch Threaded end l AR SBR JWWA 25mm 1 1 25 1 NGOS AR for Water SBR JWWA 25mm 1 1 JWWA Bolt 2 4 2 Nut nD 4 2 Washer D 4 2 AR SBR JWWA 75mm 3 1 ANV Oasket AR for Water SSRs a 3 1 75 3 JWWA Stud bolt M16X75L 4 Nut M16 4 Washer BMG 4 AR EPDM JIS10K 80mm 3 1 ANV Gasket AR for Water SBR eto sonia 3 1 80 3 JIS10K Stud bolt M16 XxX 75L 8 Nut M16 8 Washer M16 8 AR SBR JWWA 100mm 4 1 AY Cae AR for Water SARI N 4 1 JWWA Stud bolt M16X75L 4 Nut M16 4 os Washer M16 4 100 4 Mae AR EPDM JIS10K 100mm 4 1 AR for Water SBR JIS1OK 100mm 4 1
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