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Diaphragm Valve Type 14 Pneumatic Model

1. 15 ASAHI AV VALVES Installation Operation and Maintenance Manual 11 Connection of limit switch procedure Necessary items rrr 3 Crimp style terminal Phillips head screw driver connector G1 2 Terminal crimping tool Wire stripper Procedure 1 Loosen the three screws used to attach the limit open limit switct EX switch cover with a Phillips head screwdriver and i as C remove cover from the limit switch 2 Ng The screw is made so that it will not detach from the cover 2 Pull and remove protective cap made of resin LN lo SZ 3 Draw a cable through the connector 4 Strip 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 a Phillips head screwdriver according to the internal circuit diagram shown in page 7 A Caution aani aa aaa a a a a Tighten the screws If not electric leaks or shocks may occur 7 Tighten the above three screws with a Phillips head screwdriver to install cover on the limit eee eC eT COT CeTCeTrerrerrerrerrerrerrerrerrerrerrerrerrerrerrerrerrerrerrerrerrerrerrerrerrertrerrerrerrerrerrerrertrerrertrerrerrerrerrertretrerrertrerrerrerrert retire ry Diaphragm Valve Type 14 Pneumatic Model Type AN 16 ASAHI AV VALVES Installation Operation and Maintenance Manual 12 Connection of solenoid valve pr
2. refer to page 23 14 Close main air valve and open bypass valve to discharge air from the actuator 15 Remove air line 16 Loosen bolt 60 17 Remove actuator portion GO 18 Remove diaphragm 3 by turning it 90 degrees 19 Remove compressor 6 20 Remove joint Assemble Ra Procedure Assemble by using reverse procedures from steps 21 to 1 As to the body tightening torque refer to Table 1 shown on page 25 Diaphragm Valve Type 14 Pneumatic Model Type AN 25 ASAHI AV VALVES Installation Operation and Maintenance Manual 18 Inspection items O Periodically inspect and maintain the AV valve in accordance with the plant schedule Portion to be inspected Inspection item 1 Existence of rust peeling of paint and dirt of inspection hole of valve travel indicator 2 Tightening condition of respective threaded portions Loose or not 3 Existence of rust and corrosion around the limit switch and existence of internal Actuator disconnection 4 Existence of abnormality in opening and closing operating sounds 5 Smooth operation of manual handle Tt is unnecessary to supply oil to this actuator Existence of scratches cracks deformation and discoloring Existence of leakage from the valve to the outside Existence of leakage when the valve is opened fully at right or left Tightening condition of bolt B loose or not 19 Troubleshooting The power source of the control panel is c
3. 5 Repeat item 3 4 to adjust the opening closing speed required 6 When the adjustment is finished fix the adjustment knob with locking nuts A Caution Avoid excessive tightening The locking nut can be damaged Diaphragm Valve Type 14 Pneumatic Model Type AN For Single action type with solenoid valve Not used Speedup 0 p ILS Adjustment knob Locking nut 20 ASAHI AV VALVES Installation Operation and Maintenance Manual 15 Mounting Insert metal and base panel Procedure Refer to the user s manual for the Ensat Insert metal Commercially available Bottom stand dimension Unit mm inch 15mm 32mm 25 7 13 20S CSC oe 1 2 1 1 4 0 98 0 28 0 51 40mm 50mm 11 2 2 1 8 0 35 Sree e errr Teer Cerro reer rer rer rer rer rerre reer re rrerrerrerrerrerrerrerrerrerrerrerrerre rrr rrerrrrrer terre rr errr rr etter rrr tert etter Panel mount procedure we A SS f W G K p lt eee K ZA K TRES p 5 H rA we P a Ae i gr SA ee LS ee LL pie 4 D lt J f ia Ase NN SP ae x sa LA NN ny EPR EEE EEE EEE DEE CEEOL LEE EEL L ELLE LLL ELLE LLL ELLE LLL LL LLL LLL EET ETT Eee eer eee eee reer eee reer eer eee eee eee eer etree eee eee eee Diaphragm Valve Type 14 Pneumatic Model Type AN 21 ASAHI AV VALVES Installation Operation and Maintenance Manual 16 Adjustment procedure for stopper an Necessary items d
4. Q6 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 A Caution Avoid excessive tightening The valve can be damaged Diaphragm Valve Type 14 Pneumatic Model Type AN 10 ASAHI AV VALVES Installation Operation and Maintenance Manual Socket type Material PVC C PVC seveeeeeee Necessary items O AEEA I PVC or C PVC cement Adhesive for vinyl chloride pipes Strap wrench A Caution Do not install a socket type valve where the atmospheric temperature is 5 C 23 F or lower The valve joint can fail Procedure 1 Loosen the union nut Q9 with a strap wrench 2 Remove the union nut 6and end connector amp 3 Lead the union nut through the pipe 4 Make sure the hub part of the end connector is clean with waste cloth 5 Apply adhesive evenly to the hub part of the end connector 6 and the pipe spigot A Caution Do not apply more adhesive than necessary The valve can be damaged due to solvent cracking Adhesive Quantity guideline Nom Sie 15mm 20mm 25mm 32mm 40mm 50mm a es a 1 4 1 2 2 EE Quantity 6 After applying adhesive insert the pipe quickly to the end connector 65 and leave it alone for at least 60 seconds 7 Wipe away overflowing adhesive 8 Make sure that O ring C is mounted 9 Set the end connector 6 and union nut 6 directly on the body withou
5. Type AN 5 ASAHI AV VALVES Installation Operation and Maintenance Manual 7 Specifications of Options Specifications of Solenoid valve Effective cross pas Actuation Model No Pipe bore section area Additional function 2 inch consumption O Bypass valve built in 4N38102K WO 10 0 016 G31193 or more O Silencer with needle Valve attached to be used as speed controller 4N3S 102K WL1 G31193 _ AC100V 50 60Hz AC110V 50 60Hz Jis special order AC200V 50 60Hz AC220V 50 60Hz DC48V DC100V DC125V connection diagram JIS sign COPEL CO COC OO COC CO COC COCOLOOCOCOOCOLOOCOCOOCOCOOCOCOOOOCOOCOCOOOOCOOOOCOOOOCOOCOCOOCOC OOOO D0 0 lS en enn en en nen ne nnn nnn nnn e nnn enn n ener n Ener nE nnn n nner nr net ne nnn nr ner nr ner nr ner nr per nr per nr snr nr ler nr eer er rarer reer Diaphragm Valve Type 14 Pneumatic Model Type AN 6 ASAHI AV VALVES Installation Operation and Maintenance Manual Specifications of limit switch Double acting Air to open PE oon ILS19 J Equivalent to IP55 Air to shut ere Limit switch rating connection diagram 15mm 50mm 1 2 27 ARU2 02 8A B Diaphragm Valve Type 14 Pneumatic Model Type AN 7 ASAHI AV VALVES Installation Operation and Maintenance Manual Specification of speed controller Neate No of Actuation Nom Size Type sign Pipe bore mmr inch eedle No o Free flow Control flow
6. a pressure reducing valve with a filter os NeCessary items rrr B Spanner wrench Sealing tape If seal tape isn t used leakage may be caused Steel pipe or tube for piping Joint for steel pipe or tube A Caution Use compressed air as operating fluid Don t use oil pressure and water pressure Actuator may be destroyed Use clean filtered compressed air Actuator may not work normally When a steel pipe is used for piping use the pipe the inside of which is treated to be rust preventive The intrusion of rust into the actuator the electromagnetic valve may cause a malfunction Don t forget to flashing in the screw part of the joint A crack and air leakage may be caused Don t remove the protective plug up until piping The intrusion of contaminants and water may cause the malfunction of the actuator Clean the pipe by flashing before piping to prevent the malfunction of the actuator Procedure 1 Wind a seal tape onto the male screw of the joint with a blank about 3mm about 2 threads left at the end 2 Screw the joint in the piping female screw of the actuator by hand fully 3 Screw the joint one turn with a spanner wrench A Caution Avoid excessive tightening The valve can be damaged 4 Mounta steel pipe or a tube Diaphragm Valve Type 14 Pneumatic Model Type AN N D Wwy i a e Da ka LN Ci N L E CAL R N N JOGI
7. check valve for openness A Caution If desired degree is not reached repeat steps 2 to 6 7 Install gauge cover 4D Diaphragm Valve Type 14 Pneumatic Model Type AN 299 ASAHI AV VALVES Installation Operation and Maintenance Manual Manual operating method for Manual operating mechanism is optional only for inverse operations PCS Sey ITENS mire nema Spanner wrench Allen wrench Driver Flat head screw Procedure 1 Loosen screw with a flat head screw to remove gauge cover 11 A Caution Do not damage O ring A 4 2 Fully open valve by controlling the volume of arr A Caution When it is impossible to control the volume of air due to power failure omit step 2 3 Attach stopper with a wrench and use an allen wrench to loosen screw 4 Remove stopper 43 while turning counterclockwise 5 Loosen screw completely with a flat head screw to remove indicative rod 4 from the upper portion of the actuator 6 Shut valve completely by supplying air to it A Caution When it is impossible to supply air to the valve due to power failure omit step 6 7 Install thrust ring 63 8 Install manual operating shaft at the same position as the indicative rod 9 When manual shaft 62 is turned with a wrench clockwise the valve will open and counterclockwise the valve will shut 10 Replace manual shaft 6 and thrust ring G3 with stopper 3 screw 1 using the reverse procedure instep
8. excessive tightening The speed controller can be damaged 2 Supply the air to the solenoid valve 3 Apply regular rated voltage to solenoid valve and turn left the open side adjustment knob little by little 4 Turn off the solenoid valve and turn left the close side adjustment knob little by little 5 Repeat item 3 4 to adjust the opening closing speed required 6 When the adjustment is finished fix the adjustment knob with locking nuts A Caution Avoid excessive tightening The locking nut can be damaged Diaphragm Valve Type 14 Pneumatic Model Type AN Close side Speed down oo Speed up Speed down g Speedup S AD Open side Adj ustment knob Locking nut 19 ASAHI AV VALVES O Single action type TCS Sar MIs eee Spanner wrench Installation Operation and Maintenance Manual The actuation type changes the speed adjustable direction Opening speed Closing speed Not adjustable Adjustable Air to close type Adjustable Not adjustable Procedure 1 Turn nght the adjustment knob of the solenoid valve fully A Caution Avoid excessive tightening The speed controller can be damaged 2 Supply the air to the solenoid valve 3 Apply regular rated voltage to solenoid valve and turn left the open side adjustment knob little by little 4 Turn off the solenoid valve and turn left the close side adjustment knob little by little
9. revolution 15mm 50mm peo Oke Rens 11 0 017 8 3 0 013 TEN JIS sign Specifications of fully open adjustment mechanism As to the block diaphragm and adjusting method refer to pages 2 and 22 respectively Specifications of manual operating mechanism set only at air to open As to the block diaphragm and operating method refer to pages 2 and 23 respectively Diaphragm Valve Type 14 Pneumatic Model Type AN g ASAHI AV VALVES Installation Operation and Maintenance Manual 8 Installation procedure n Necessary items E eee mene cement een cece ccc enc ccc ct 3 Torque wrench Spanner wrench Bolt Nut Washer For many flanges specification AV gasket When a non AV gasket is used a different tightening torque instruction should be followed Procedure 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 temporarily tighten by hand A Caution The parallelism and axial misalignment of the flange surface should be under the values shown in 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 Axial Parallelism q Misalignment a b a 100 04 0 5 0 02 1 2 1 1 4 _ gt 40mm 50mm 1 1 99 DP Nom Size 3 Tighten the bolts and nuts graduall
10. ASAHI AV VALVES Installation Operation and Maintenance Manual Contents _ 1 General operating instructions eetrit 1 Diap hragm Valve Type 14 2 General instructions for transportation unpacking and storage E E E EE ES l Pneumatic Model Type AN 3 Name of parts ettittttttttetttetttstsssssssssssrnnnnnnnnnnnnnnnnnnne 2 4 Comparison between working temperature and pressure EEEE EA E E EEEE 3 5 Comparison between operating pressure and working pressure and opening degree ee 5 6 Specifications Of actuator oeeeeeeeeeeeeeeeeeestseresereseresesseseseesese 5 User s Manual 7 Specification of options EEEE E La ala a Dal te aa ce Ca 6 Specifications of solenoid valve EC CTCT CEES UC RCT ere eT CERTCRCR CETTE CECE CESS CCT 6 Specifications OL imit switche sX eee Fi Specifications of pressure reducing valve with filter EEEE EEE a AEEA 7 Specifications of speed controller ESA EE E 8 Specifications of fully open adjustment mechanism a Satta tial is dha 8 Specifications of manual operating mechanism eoeeseoosesoooeosoosesoooessooeeseooeoo 8 8 Installation procedure 1i 9 9 Support setting procedure EEEE 13 10 Air piping procedure A EE TT 14 11 Connection of limit switch procedure AA APAAPA IAAI AARAA ARAA AAN 16 12 Connection of solenoid valve procedure soeudodegededusasnoadednsesaasdadessdeses 1 7 13 Operating procedure eee hepemee PETTEE TEPE PEPE TERE TERESET EPET AT 18 14 Adjustment of openin
11. amaged Make sure to consult a waste treatment dealer to dispose of the valves Poisonous gas 1s generated when the valve is burned improperly Allow sufficient space for maintenance and inspection Keep the valve away from excessive heat or fire It can be deformed or destroyed O Set valve support on the valve Refer to page 13 O Keep the valve away from places of direct sunlight water and dust Use cover to shield the valve The valve will not operate properly Donotuse AV valves ina place where they may become submerged in water Submergence will make AV valve fail 2 General instructions for transportation unpacking and storage O Keep the valve packed in the carton or box as delivered until installation O Keep the valve away from any coal tar creosote antiseptic for wood termite insecticide vermicides and paint This could cause swelling and damage the valve Do not impact or drop the valve It can be damaged Avoid scratching the valve with any sharp object Diaphragm Valve Type 14 Pneumatic Model Type AN ASAHI AV VALVES Installation Operation and Maintenance Manual 3 Name of parts DESCRIPTION DESCRIPTION DESCRIPTION Ensat insert metal Bolt B Diaphragm End connector Socket end type Inserted metal of diaphragm End connector Threaded end type Manual shatt End connector Spigotend type Union nut O ring A Actuator air to open Compressor p
12. ax 21 5298 6556 ASAHI AMERICA Ine 35 Green Street RO Box 653 Malden Massachusetts 02148 U S A Tel 1 781 321 5409 Fax 1 781 321 4421 Distributor Diaphragm Valve Type 14 Pneumatic Model Type AN 98 ASAHI AV VALVES Installation Operation and Maintenance Manual Diaphragm Valve Type 14 Pneumatic Model Type AN Automatic Valve ASAHI AV VALVES O i NL Information in this manual is subject to change without notice 2003 5 Diaphragm Valve Type 14 Pneumatic Model Type AN
13. c shock Check that the supply pressure of the pressure reducing valve with a filter is 0 4MPa 4 lkef icm or more AV valve may not function Do not increase the set pressure of the pressure reducing valve with a filter is 0 6MPa 6 lkgf cm or more AV valve may malfunction Procedure E seus sausrwcachisacuseeasicuscavacensisnwsvucesiueswevvecsiusecssucustcasecusessieesscsecsvadescdvesetusereen 1 Supply air to the air supply opening Ope 2 Check that the air supplying side and 3 the stopper 43 position are matching 4 Stop supplying air ce HOS Shu lt For the solenoid valve gt p Procedure 7 oe 1 Supply the air to the solenoid valve 2 Push the button with a finger and confirm the action mode shown in the following table 3 Apply regular rated voltage to the solenoid valve and confirm the action mode shown in the following table Tek paskan Re ee ee 4 Turn off the solenoid valve P Double Single action TETEE EE ETE TETEE E Push button Current Double _ Open O F Sut Open Pushed Not pushed Diaphragm Valve Type 14 Pneumatic Model Type AN 18 ASAHI AV VALVES Installation Operation and Maintenance Manual 14 Adjustment of opening closing speed procedure Double action type a Necessary iteMS eem Spanner wrench Procedure 1 Turn nght the adjustment knob of the solenoid valve fully A Caution Avoid
14. d leakage may be caused Steel pipe or tube for piping Joint for steel pipe or tube A Caution Use compressed air as operating fluid Don t use oil pressure and water pressure Actuator may be damaged Use clean filtered compressed air Actuator may not work normally When a steel pipe is used for piping use the pipe the inside of which is treated to be rust preventive The intrusion of rust into the actuator the electromagnetic valve may cause a malfunction Don t forget to remove flash in the screw part of the joint A crack and air leakage may be caused Don t remove the protective plug up until piping The intrusion of contaminants and water may cause the malfunction of the actuator Clean the pipe by flashing before piping to prevent the malfunction of the actuator Procedure 1 Wind a seal tape onto the male screw of the joint la E p x with a blank about 3mm about 2 threads left at l D a the end 2 Screw the joint m the piping female SCrewWw of the E A N AINA AAE AEA A A actuator by hand fully 2 a ee 3 Screw the joint one turn with a spanner wrench 7 Avoid excessive tightening l S A i a The valve can be damaged oe 4 Mounta steel pipe or a tube Air to shut Diaphragm Valve Type 14 Pneumatic Model Type AN 14 ASAHI AV VALVES Installation Operation and Maintenance Manual lt 2 gt For a pressure reducing valve with a solenoid valve and
15. e damaged Diaphragm Valve Type 14 Pneumatic Model Type AN 4 ASAHI AV VALVES Installation Operation and Maintenance Manual 5 Comparison between operating pressure and working pressure and opening Con co a on N MNA nn NMA E 0 4 1 0 4 oo OG an fl ry Q O A 4 DP Aay OT r oN EN 4 i Wy mm O gt D cx x D S V lt r ES on 04 TAD EONA n oe oe a E ae O J O r J SS aN S A po o gm Oo 15 20m7 D 2 0 oO oP 25 ee Bas Ope IN LN LXINY LAD KING Ore D f EH ox UKO ea L a 4 Som Es ae B o gt X i ae a a A tOr WA 5 0 2 lide 7 9 y O Zz UJ A os If O H O Dentin eEgree 6 Specifications of Actuator Nominal size 25mm 32mm 50mm a a y 1 1 1 4 i D y 2 Operating pressure Dounie acung i Air to open 0 4 0 6 4 1 6 1 57 85 MPa kgf cm PSI AO Air consumption Double acting 2 6 160 2 7 170 9 6 590 9 8 600 Neeniwwofeling Atoom osma os 34o 3420 1 opening of closing Air to open 0 8 49 0 8 49 3 4 210 3 4 210 0 4MPa 1 8 110 1 9 120 6 1 370 6 3 380 Double acting Air supply orifice Air to open Air to shut Diaphragm Valve Type 14 Pneumatic Model
16. ee eerste ape Spanner wrench Allen wrench Driver Flat head screw Protective Gloves Goggles Procedure 1 Loosen screw with a flat head screw to remove gauge cover 4D A Caution Do not damage O ring A 4 2 Fully open valve by controlling the volume of air 3 Attach stopper with a wrench and use an allen wrench to loosen screw 1 4 Turn stopper 43 by a 1 4 counterclockwise 5 Attach stopper with a wrench and use an allen wrench to tighten screw 1 A Caution Insufficient tightening may loosen the stopper 6 Completely close valve by controlling the volume of air and check for leakage If there is leakage repeat steps 2 to 6 until leakage stops 7 Install gauge cover 4D Fully open adjustment method fully open adjustment mechanism is optional serene Necessary items P 3 Spanner wrench Allen wrench Driver Flat head screw Protective Gloves Goggles Procedure 1 Loosen screw with a flat head screw to remove gauge cover 11 A Caution Do not damage O ring A 49 2 Completely close valve by controlling the volume of air 3 Attach bolt and nut 66 with an allen wrench and use wrench to loosen the bolt and nut 4 Screw bolt and nut 66 into requires position 5 Attach bolt and nut 66 with an allen wrench and use a wrench to tighten the bolt and nut A Caution The bolt and nut may loosen 1f insufficiently tightened 6 Open valve by controlling the volume of air and
17. ence power eae Turned off Check the connection again Refer to page 6 Air is not supplied to the solenoid valve Supply air to solenoid valve The supply voltage to the solenoid valve is wrong Check voltage with a tester and set The solenoid valve is disconnected The valve does not operate by specified voltage air operations The voltage to the solenoid valve is low Close bypass valve by turning the The bypass valve opens bypass valve knob in a clockwise direction Turn speed controller s knob in a counterclockwise direction Refer to pages 19 and 20 The operation pressure is low Check the operating pressure The speed controller s knob is fully turned in a clockwise direction Diaphragm Valve Type 14 Pneumatic Model Type AN 26 ASAHI AV VALVES Installation Operation and Maintenance Manual Replace the diaphragm with a new one Refer to pages 24 and 25 Fluid leaks from the valve i l Replace scratched parts with new even when the valve is closed O e Setar one Refer to pages 24 and 25 fully TEE EET E Disassemble valve to remove foreign Sn l matter Refer to pages 24and 25 The diaphragm is worn The operating pressure is low Check the operating pressure The bolt between the body and actuator is Tighten up the bolt to the specified loose torque Refer to page 24 Replace scratched parts with new The diaphragm or the body is scratched one Refer to pages 24 and 25 Fluid leaks f
18. g closing i E 19 15 Mounting insert metal and base panel sesdailesaVesevesie essvessiecedodsdodsies 21 16 Adjustment procedure for S10 0 0 6 Anca 22 17 Disassembling method for replacing parts DUTT 24 18 Inspection items 1e 26 19 Troubleshooting sesseseoscosecoosoosoosoosossossoesoosoescosoosossecoesoossesoosoosesoesoesoesoeseosoesesoosseseosooseoo 25 20 Handling of residual and waste materials oe IF 2 1 Inquiries AA N T AE RE T A 28 ASAHI AV VALVES Diaphragm Valve Type 14 Pneumatic Model Type AN ASAHI AV VALVES Installation Operation and Maintenance Manual 1 General operating instructions Operate the valve within the pressure Vs temperature range The valve can be damaged by operation beyond the allowable range O Select a valve material that is compatible with the media refer to CHEMICAL RESISTANCE ON ASAHI AV VALVE Some chemicals may damage incompatible valve materials Bolt torque should be checked before installation as they may become loose after long term storage A periodic check of the valve condition as well as bonnet amp flange bolt torque should be made part of preventative maintenance program properly re tightening the bolts as necessary It is especially important to re tighten all bolts during the first shutdown refer to installation on page 24 Do not disassemble the actuator Injury may occur O Do not step on the valve or apply excessive weight on valve It can be d
19. ocedure ge NSCS Sey Ts a a Terminal crimping tool Screw driver Connector G1 2 Wire stripper A Caution Make sure of the agreement between the power voltage indicated on the solenoid valve and the voltage wiring to be done Wiring with wrong voltage may cause the failure in the solenoid unit Procedure 1 Loosen the hexagon socket head cap screws and remove the cover A Caution J Don t loose O ring a LD Short circuit or shocks may occur i For insulating sl aed aston termina 2 Remove the Fasten terminal inserted into coil side and a O ring 7 Cover setting the insulating sleeve 3 Draw the cable through the connector to the cover 4 Strip the cable with wire stripper 5 Draw the lead wire through the cover 6 Install the Faston terminal on the lead wire with a terminal crimping tool 7 Insert the Faston terminal into the coil side And fit the cover 8 Tighten the cover setting screws to fix it 9 The cover can be set with the wire extraction opening turned upward or downward 10 Tighten the cable by connector Diaphragm Valve Type 14 Pneumatic Model Type AN 17 ASAHI AV VALVES Installation Operation and Maintenance Manual 13 Operating Procedure Automatic Air Operating Procedure A Caution When AV valve is equipped with a solenoid valve do not leave solenoid valve terminal cover off Contact with the terminal will cause an electri
20. rom the valve There is foreign matter between the diaphragm Disassemble valve to remove foreign and the body matter Refer to pages 24and 25 The union nut is loosened Tighten the union nut The O ring is scratched or worn Replace the O ring with a new one The actuator operates but the The diaphragm or the joint metal fitting is Replace broken parts Refer to pages valve does not open or close broken 24 and 25 20 Handling of residual and waste materials A Caution In discarding remaining or waste materials be sure to ask waste service company Poisonous gas is generated Diaphragm Valve Type 14 Pneumatic Model Type AN 97 ASAHI AV VALVES Installation Operation and Maintenance Manual 21 Inquiries ASAHI ORGANIC CHEMICALS INDUSTRY CO LTD Nobeoka Head Office 2 5955 Nakanose Cho Nobeoka City Miyazaki Pref Japan Tel 81 982 35 0880 Fax 81 982 35 9350 Tokyo Head Office Furukawachtyoda Bldg 15 9 Uchikanda 2 Chome Chiyoda Ku Tokyo Japan Tel 81 3 3254 8177 Fax 81 3 3254 3474 Singapore Branch Office 16 Raffles Quay 40 03 Hong Leong Building Singapore 048581 Tel 65 220 4022 Fax 65 324 6151 Europe Representative Office Kaiser Friedrich Promenade 61 D 61348 Bad Homburg v d H Germany Tel 49 6172 9175 0 Fax 49 6172 9175 25 Shanghai Branch Office Room 1301 P Shanghai Kerry Center 1515 Nanjing Xi Road Shanghai China Tel 21 5298 6900 F
21. s 3 to 8 11 Adjust stopper refer to page 22 12 Install gauge cover QD Diaphragm Valve Type 14 Pneumatic Model Type AN 92 ASAHI AV VALVES Installation Operation and Maintenance Manual 17 Disassembling method for replacing parts Double acting and air to open pence Necessary ionis ceee Spanner wrench Protective gloves Safety goggles A Caution Wear protective gloves and safety goggles as some fluid remains in the valve Injury may occur Disassemble Procedure 1 Completely discharge fluid from line 2 Close main valve for air and open bypass valve to discharge 3 air from the actuator 3 Remove air line 4 Loosen bolt 40 between the body and the actuator 5 Remove actuator 28 or Q9 6 Remove diaphragm by tuming it 90 degrees 7 Remove compressor 6 8 Remove joint 7 Assembly Procedure Assembly by using reverse procedures on steps 8 to 1 As to the body tightening torque refer to Table 1 Table 1 Body tightening torque value emi ie 15mm 20mm 25mm 32mm Diaphragm material Cea re ae ae 3 0 5 0 Rubber 31 51 27 44 5 0 8 0 PTFE 51 82 44 71 Diaphragm Valve Type 14 Pneumatic Model Type AN Unit N m kgf cm Ib inch 40mm 1 1 2 50mm 2 24 ASAHI AV VALVES Installation Operation and Maintenance Manual O Air to shut Kakanui Necessary items POA Spanner wrench Driver flat head screw Protecti
22. t allowing the O ring C to come off 10 Tighten union nut Q6 on each valve until hand tight 11 Using a strap wrench tighten union nuts uniformly on each side approx 90 180 turns 1 4 to 1 2 A Caution Avoid excessive tightening The valve can be damaged Diaphragm Valve Type 14 Pneumatic Model Type AN 11 ASAHI AV VALVES Installation Operation and Maintenance Manual Socket type Material PP PVDF Spigottype Material PP PVDF A Necessary items Lakkistskts tenttaa teta takrat ratta taarat Sa EAEE EE EAA EAEE EEE EA EEEE EEE EAEE ESE ESE ESATE ESE EAA E EE ESE EAEE EEE EAA EAEE EEE EAEE EE EAE EAEE ESE ESA EA SE ESE EAEE EEE EAA EAEE EEE EEEE EE EEE EEA EE EE EEA EAEE EEE EA EE EE EEE EE EE EEE EA EE EE EE E a a ararnar Strap wrench Do not use the pipe wrench Sleeve welder or automatic welding machine User s manual for sleeve welder or automatic welding machine Procedure 1 Loosen the union nut with a strap wrench 2 Remove the union nut Q6 and the end connector 3 Lead the union nut Q6 through the pipe 4 For the next step refer to the user s manual for the sleeve welder or the automatic welding machine 5 After welding make sure that the O ring C 7 t is mounted 6 Set the end connector6s amp and the union nut 6 directly without allowing the O ring C to come off 7 Tighten union nut Q6 on each valve until hand tight 8 Using a strap wrench tighten the union nut an addi
23. tional 90 180 carefully without damaging it A Caution Avoid excessive tightening The valve can be damaged Diaphragm Valve Type 14 Pneumatic Model Type AN 12 ASAHI AV VALVES Installation Operation and Maintenance Manual 9 Support Setting Procedure Necessary items eeen Spanner wrench U type clamp with bolt Rubber sheet A Caution Set the valve support The valve may be damaged because the actuator is heavy Do not subject the valve pump vibrations The valve may be damaged Level plumber O Using metal insert Ensert amp U type clamp J Type bond clamp Fix the installation jig under the valve and stand ama alle with bolts Refer to page 21 Spread the rubber sheet on the pipe and secure pipe with U type clamp Using U type clamp Only Flanged type Spread the rubber sheet on the pipe and secure pipe with U type clamp Perpendicular plumber Fix the installation jig under the valve and stand with bolts Refer to page 22 Spread the rubber sheet on the pipe and secure pipe with U type clamp Diaphragm Valve Type 14 Pneumatic Model Type AN 13 ASAHI AV VALVES Installation Operation and Maintenance Manual 10 Air Piping procedure lt 1 gt For a standard type and an attached speed controller type a Necessary items Sees ea goa aaa aa oan B Spanner wrench Sealing tape If seal tape isn t use
24. ushing plate Screw Diaphragm Valve Type 14 Pneumatic Model Type AN 2 ASAHI AV VALVES Installation Operation and Maintenance Manual 4 Comparison between working temperature and pressure sureM g Press Workin Diaphragm Valve Type 14 Pneumatic Model Type AN SAG ta TRUE UNION air to open 50mm P ASAHI AV VALVES Installation Operation and Maintenance Manual FLANGE air to open 50mm rubbers TRUE UNION air to open 50mm rubbers A Caution Do not operate the valve beyond the range of working temperature and pressure The valve can b
25. ve gloves Allen wrench Safety goggles A Caution Wear protective gloves and safety goggles as some fluid remains in the valve Injury may occur Disassemble Procedure 1 Discharge all fluid line A Caution Do not damage O ring A Q9 2 Loosen screws with flat head screw to remove gauge cover 10 3 Fully open valve by controlling the volume of arr 4 Attach stopper 3 with a wrench and use an allen wrench to loosen screw 1 5 Remove stopper 43 by turning counterclockwise 6 Loosen screw completely with flat head screw to remove indicated rod 41 from the upper portion of the actuator 7 Tighten screws with a flat head screw to install the rod 64 to the same position as the indicated rod amp D A Caution Rod for travel stop may loosen if insufficiently tightened G4 8 Install indicated table 65 on the upper portion of actuator and tightens by hand 9 Put bolt and nut Go in the open adjustment table and screw in using five turns or so 10 Attach bolt and nut 66 with an allen wrench and use a wrench to tighten up the nut 60 11 Release allen wrench from the bolt and nut Go and firmly install the fitting for travel stop 65 on the upper portion of the actuator while using a wrench to turn the nut Go A Caution Fitting for travel stop 65 may loosen if insufficiently installed 12 Completely close valve by controlling the volume of air 13 Adjust bolt and nut 66 to a completely shut position
26. y with a torque wrench to the specified torque level in a diagonal manner Refer to Fig 1 Recommended torque value N m kgf cm Ib inch Fig aa Nom Sie er gy mm AAA 1 4 3 2 Ta hg 2 Sy ee B a 20 0 204 177 22 5 230 200 A Caution DS Avoid excessive tightening The valve can be damaged Diaphragm Valve Type 14 Pneumatic Model Type AN 9 ASAHI AV VALVES Installation Operation and Maintenance Manual Threaded type Material PVC C PVC PP PVDF mee N COSSAry items mn Sealing tape A non sealing tape can cause leakage Strap wrench Do not use Pipe wrench Spanner wrench A Caution Make sure that threaded connections are plastic x plastic Metallic thread might damage the body cap Procedure 1 Wind asealing tape around the extemal thread of jomt leaving the end about 3mm free 2 Loosen the union nut s with a strap wrench 3 Remove the union nut 6 and the end connectors 4 Lead the union nut 6 through the pipe 5 Tighten the extemal thread of the joint and the end connector yhardly with hand 6 Using a spanner wrench screw in the end connector s by tuming 180 360 carefully without damaging tt A Caution Avoid excessive tightening The valve can be damaged 7 Make sure that the O ring C is mounted 8 Set the end connector6s and union nut directly on the body without allowing the O ring C to come off 9 Tighten union nut

Diaphragm Valve Type 14 Pneumatic Model

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