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1. Water BV 4 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 goggles while fluid remains in the valve 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 i Do not use the pipe wrench The valve can be damaged amp When installing pipes and valves ensure that they are not subjected to tension compression bending impact or other excessive stress When tightening the union nut close the valve completely The ball disc may injure seat Tighten the union nut tightly If not leakage will be occurred When tightening the union nut by tool use strap wrench or similar tool And take care to avoid injury to the valve Please note that over tightening the union nut may cause valve damage When installing a piece of equipment at the end of the piping line be sure to keep the secondary Downstream End Connector and Union Nut installed on the valve When installing Water BV note the direction of flow Find the arrow molded on the Carrier side body On the secondary Downstream side the Carrier is i2. cause 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 Should our product be deemed defective we shall assume the responsibility to repair or ASAHI AV VALVES Installation Operation and Maintenance Manual 2 General operating instructions A Using a positive pressure gas with our plastic piping may pose a dangerous condition due to the Waming 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 test on newly installed piping be sure to check for leaks under water pressure If
3. ASAHI AV VALVES Installation Operation and Maintenance Manual Serial No H V061 E 3 Contents 1 Be sure to read the following warranty Water BV Clauses Of our product rrr 1 for Water 2 General operating instructions sees bance PEE P POEN ITE TIE E EAE A TTE A 2 Nominal Size 15 50 mm 1 2 2 3 General instructions for transportation 5 Working pressure VS temperature as sseseoplesessssenessssesteesesoscestaessaerseensdateeessavse 4 6 Installation procedure 5 7 Operating procedure 1i B 8 Method of adjusting face pressure between ball and seater 8 10 Inspection items sebsssapdshsbiadubesdzesseciiseecaatseceasecedevenctisoessciaave secuses coetecestdesesescasiseaa desdecstes 9 12 Handling of residual and waste materials 10 ASAHI AV VALVES Water BV ASAHI AV VALVES Installation Operation and Maintenance Manual This user s guide contains very important information for 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 Prohibited When operating the val
4. I AV VALVES Installation Operation and Maintenance Manual 7 Operating procedure A S Do not exert excessive force in closing the valve Caution 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 Before opening or closing a lubricant free product be sure to apply water O Tum the handle gently to open or close H Hi Tum the handle clockwise to close and counter clockwise to open UW z 1 AON mi mo Fully closed The position of the handle should be perpendicular to the pipe rH Fully opened The position of the handle should be parallel to the pipe Fullyopened Fully closed y clo 8 Method of adjusting face pressure between ball and seat A 4 Wear protective gloves and safety goggles as fluid remain in the valve even if the pipeline is empty Caution You may be injured Take care not to over tighten the Union Nut The valve can be damaged i Do not use the pipe wrench The valve can be damaged l Strap wrench Safety goggles Protective gloves Procedure 1 Completely discharge fluid from pipes 2 Turn the handle to full close 3 Loosen the right union nut and the left one 5 with a stra
5. absolutely necessary to use a gas in testing please consult your nearest service station beforehand A SO Do not step on or apply excessive weight on valve It can be damaged Caution Keep the valve away from excessive heat or fire It can be damaged or destroyed Water BV is only for water Do not use the valve in the following fluids i Acid liquid ex HCl Base liquid ex NaOH Containing the slurry Containing the crystal 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 Ks oe ee ie ee ee ee ee eee ee ee ee ee ee ee ee ee ee ee eee ey A S When suspending and supporting a valve take care and do not stand under a suspended valve Waming 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 i These chemicals may cause damage t
6. e proper disposal of plastic valves Poisonous gas is generated when the valve is bumed improperly Replace the valve with a new one Water BV 10 ASAHI AV VALVES Installation Operation and Maintenance Manual Water BV for water Nominal size 15 50 mm 1 2 2 ASAHI AV VALVES Ferree ene ce eee eerie eerie nner cee nee cere cence cee ener ee eee eee cane eee eee eee eee eee eee eee eee eee eee eee Distributor Hee E es ack Sindee A A eal iad ta aac E A te N E N A aia Pe a aa a Information in this manual is subject to change without notice 2013 8 Water BV
7. n nut 5 with a strap wrench 3 Remove the union nut 5 and the end connector 4d 4 Tighten the extemal thread of the joint and the end connector 4d hardly with hand 5 Using a spanner wrench screw in the end connector 4d by tuming 180 360 carefully without damaging it l 6 Make sure that the O ring A 8 is mounted EE eee 7 Set the end connector 4d and union nut 5 directly on the body iei allowing the O ring A 8 to come off 8 Tighten union nuts 5 on each valve until hand tight 9 Tighten union nuts tightly by using a strap wrench Please note that over tightening union nuts may cause valve damage If you wish to control tightening torque please contact us Water BV 6 ASAHI AV VALVES Installation Operation and Maintenance Manual A S When using an adhesive ventilate the space sufficiently prohibit the use of a fire in the vicinity and Warning do not inhale adhesive vapors directly If an adhesive gets into contact with your skin wash it off immediately If you feel sick or find any anomaly receive a physician s diagnosis and take appropriate measures promptly A S Take care in doing work at low temperatures Solvent vapors are hard to evaporate and are likely to Caution remain Solvent cracks may occur damaging the equipment After assembling the piping system open both ends of the piping and use a fan of the Low Voltage Type or something similar to ventilate the space thu
8. nside Check for the smoothness of handle operation Inspect the Union nut and be sure it is not loose Water BV 9 ASAHI AV VALVES 11 Troubleshooting Installation Operation and Maintenance Manual Cause Treatment Fluid leaks from the valve even when the valve is closed fully The carrier is loosened Adjust the face pressure between the ball and the seat Refer to page 8 The seat is scratched or worn Replace the valve with a new one Foreign matter is in the valve Clean up The ball is scratched or worn Replace the valve with a new one Fluid leaks from the valve The union nut is loosened Tighten up the union nut The carrier is loosened Adjust the face pressure between the ball and the seat Refer to page 8 The O ring is scratched or worn Replace the valve with a new one The handle can not be turned smoothly Foreign matter is in the valve Clean up Deformation By heat etc The carrier is tightening too much Replace the valve with a new one Adjust the face pressure between the ball and the seat Refer to page 8 The handle fails to engage The stem is broken Replace the valve with a new one The engagement between the stem and the ball is broken 12 Handling of residual and waste materials AO Warning Make sure to consult a waste treatment dealer for recommendations on th
9. ntegral with the valve body This is the preferred method of installation when installing the equipment at the end of the line for safety purposes When installing disassembling or reassembling the piping fix the end connector to keep it from rotating Before a water test be sure that the Union Nut is tightly fastened FI When loosening the union nut on the union side fix the end connector hold it with your hand and do work If the end connector turns the carrier will turn together resulting in the union and ball separating from the body If the carrier is loosened retighten the carrier at ah A A ml A AEE PA rA E P PR EA T lt A ap a a E P aM kA ra SE AE AE A A EEEE PE E Fa e a aA A A EA AA AEA Water BV 5 ASAHI AV VALVES Installation Operation and Maintenance Manual A S Avoid excessive tightening The valve can be damaged Caution Make sure that the threaded connections are plastic x plastic Metallic thread can cause damage Wrap the threaded joints on our plastic piping with sealing tape Using a liquid sealing agent or liquid gasket may cause stress cracks Environmental Stress Cracking Our product warranty shall not apply in case of said use even when said use is unavoidable Necessary items Sealing tape Strap wrench l Spanner wrench Procedure 1 Wind a sealing tape around the extemal thread of joint leaving the end about 3mm free 2 Loosen the unio
10. o the valve i When transporting a valve do not carry it by the handle i Store products in their corrugated cardboard boxes Avoid exposing products to direct sunlight and i 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 i other liquid Take care in storage and handling After unpacking the products check that they are defect free and meet the specifications Water BV 2 ASAHI AV VALVES 4 Name of parts Nominal size 15 50mm 1 2 2 Installation Operation and Maintenance Manual No DESCRIPTION No DESCRIPTION 1 Body 7 Seat 2 Ball 8 O ring A 3 Carrier 9 O ring B 4c End connector Socket End 10 O ring C 4d End connector Threaded End 12 O ring D 5 Union nut 14 Handle 6 Stem Water BV ASAHI AV VALVES Installation Operation and Maintenance Manual 5 Working pressure vs temperature Nominal Size 15 50mm J 150 1 0 70 0 5 Working pressure MPa PSI 0 0 20 0 20 40 60 80 100 120 40 5 30 70 105 140 175 210 250 Temperature C F 20 0 20 40 60 80 100 120 5 so 70 105 140 175 210 250
11. p wrench 4 Remove the body part from piping system 5 Pull the handle off the body part 6 Engage the upper convex part of the handle with the concave part T of the union 3 Only the union 3 on the right side when viewed from the trademark AV mark can be adjusted 7 Male an adjustment by turning the union 3 clockwise or counter clockwise Tighten the union Clockwise Loosen the union Counter clockwise 8 Make sure that the handle can be operated smoothly 9 Assemble the valve by following the above procedure in the reverse order starting at 6 Water BV 8 ASAHI AV VALVES Installation Operation and Maintenance Manual 9 Mounting actuator Procedure 2 m 1 Remove the handle 14 di M7 2 ix the stand 24 to actuator 23 with tapping screw D 115 ey 3 Fix the joint 25 to the stem 6 i eT SEA l y K 4 Engage the joint 25 with actuator 23 5 Fix the stand 24 to actuator with screw E 116 6 Make sure that the valve works smoothly by operating 25 actuator 23 by hand i 10 Inspection items A Perform periodic maintenance Leakage may develop due to temperature changes or over periods of Caution prolonged storage rest or operation OtInspect the following items 1 Check for flaw crack or deformation on the valve Check for leaks to the outside or i
12. s removing the solvent vapors ay Use the appropriate Asahi AV cement Conduct a water test at least 24 hours after joming the pipes with an adhesive cement Adhesive for hard vinyl chloride pipes Strap wrench Procedure 1 Loosen the union nut 5 with a strap wrench 2 Remove the union nut 5 and end connector 4c 3 Lead the union nut through the pipe 4 Clean the hub part of the end connector 4c by wiping the waste cloth 5 Apply adhesive evenly to the hub part of the end connector 4c and the pipe spigot Adhesive quantity guideline 15mm 20mm 25mm 32mm 40mm 50mm 1 2 3 4 a 1 1 4 A12 2 Quantity g 1 0 13 2 0 24 35 48 Nom Size 6 After applying adhesive insert the pipe quickly to the end connector 4c and leave it alone for at least 60 seconds A S Do not under any circumstances try to insert a pipe into another fitting or valve by striking it which Caution may break the piping i 7 Wipe away overflowing adhesive 8 Make sure that O ring A 8 is mounted 9 Set the end connector 4c and union nut 5 directly on the body without allowing the O ring A 8 to come off 10 Tighten union nuts 5 on each valve until hand tight 11 Tighten union nuts tightly by using a strap wrench Please note that over tightening union nuts may cause valve damage If you wish to control tightening torque please contact us Water BV 7 ASAH
13. ve 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 1 Be sure to read the following warranty clauses of our product Water BV 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 or which is reported to us will be investigated immediately to identify its
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