Emerson 24000CVF/SVF Instruction Manual
Contents
1. 2 254 100 105 230 996 17 42 24 24 92 Table 12 Baumann Valve Assembly Weights WEIGHTS VALVE SIEL CL150 CL300 PN 10 40 MV1020 1 VA1020 NV24 MFT non spring return NVF24 MFT or NVF24 MFT E spring return 1 1 Electric actuators reference electric actuator bulletins for more details 52 1 ECV D103347X012 and 52 1 NVACT D103326X012 19 24000CVF SVF Valves Instruction Manual April 2015 D103360X012 Neither Emerson Emerson Process Management nor any of their affiliated entities assumes responsibility for the selection use or maintenance of any product Responsibility for proper selection use and maintenance of any product remains solely with the purchaser and end user Baumann Fisher FIELDVUE and ENVIRO SEAL are marks owned by one of the companies in the Emerson Process Management business unit of Emerson Electric Co Emerson Process Management Emerson and the Emerson logo are trademarks and service marks of Emerson Electric Co All other marks are the property of their respective owners The contents of this publication are presented for informational purposes only and while every effort has been made to ensure their accuracy they are not to be construed as warranties or guarantees express or implied regarding the products or services described herein or their use or applicability All sales are governed by our terms and conditions which are available upon request We res2. Personal injury could result from packing leakage Valve packing is tightened before shipment however the packing might require some readjustment to meet specific service conditions Educational Services For information on available courses for Baumann 24000CVF SVF valves as well as a variety of other products contact Emerson Process Management Educational Services Registration Phone 1 641 754 3771 or 1 800 338 8158 E mail education emerson com http www emersonprocess com education Instruction Manual 24000CVF SVF Valves D103360X012 April 2015 Maintenance WARNING Avoid personal injury and property damage from sudden release of process pressure or bursting of parts Before performing any maintenance operations e Do notremove the actuator from the valve while the valve is still pressurized e Always wear protective gloves clothing and eyewear when performing any maintenance operations e Disconnect any operating lines providing air pressure electric power or a control signal to the actuator Be sure the actuator cannot suddenly open or close the valve e Use bypass valves or completely shut off the process to isolate the valve from process pressure Relieve process pressure on both sides of the valve Drain the process media from both sides of the valve e Depending on the actuator construction it will be necessary to manage the pneumatic actuator spring pre compression It is essential to refer to the relevant
3. 31 Ibfeft 2 Place the actuator yoke over the stem key 5 While tilting the actuator back drop the yoke drive nut key 9 over the stem key 5 Run the locknuts key 27 and the travel indicator key 58 down as far as possible and counter tighten the locknuts key 27 to lock See the following instruction manual Baumann Pneumatic Actuators D103352X012 for reassembly and bench range adjustment CAUTION When assembling or disassembling the valve do not turn the valve stem while the plug is in contact with the valve seat This can damage the seating surface very quickly Instruction Manual 24000CVF SVF Valves D103360X012 April 2015 WARNING To avoid personal injury or equipment damage due to possible sudden shifting or falling of the valve assembly do not lift the valve assembly by the handwheel Parts Ordering When corresponding with your Emerson Process Management sales office about this equipment always mention the valve serial number When ordering replacement parts also specify the key number part name and desired material using the following parts tables WARNING Use only genuine Fisher replacement parts Components that are not supplied Emerson Process Management should not under any circumstances be used in any Fisher valve because they may void your warranty might adversely affect the performance of the valve and could cause personal injury and property damage 24000CVF SVF Valv
4. S Um Bn die m cig TEP 24899 2 102 648 2 102 648 3664465848 S Lo Ce Metal Seat Linear 38 1 1 50 DENEN 3 7 7 Lr meme Du 03599 rires 50 8 2 0 24762 102 688 38 1 mm 1 25 inch _ Diameter 531600 24000 542 Seat Ring Plug and Stem Assy PTFE Seat Linear 677 Metal Seat Linear 38 1 mm 1 50 inch Orifice Diameter 631600 50 8 mm 50 8 mm 2 0 inch Orifice Diameter 531600 0 inch Orifice Diameter S31600 suimeowejoeDamewsHa E 38 1 mm 1 25 E Orifice Diameter 41600 B ME PEN 50 8 mm 0 inch s Diameter S41600 i 1 K equals 0 86 12 Recommended spare parts Instruction Manual 24000CVF SVF Valves D103360X012 April 2015 Figure 4 Optional Baumann 151 Low Flow Trim Assembly E1246 Table 4 Plug and Seat Ring for Baumann 151 Trim KEY PLUG ORIFICE VALVE SIZE NO DESCRIPTION PLUG TYPE SERIES DIAMETER e urs ossi Naste _ Seat b SetRng 24000 135 24000 345 EOS m Seat Sub 24151 20 3 96 0 156 Modified Equal Low Flow Plug amp Stem Assy 006 _ er wm MBRMWESI Recommended spare parts 13 24000CVF SVF Valves Instruction Manual April 2015 D103360X012 Figure 5 Optional Baumann 177 Low Flow Trim Assembly E1247 Table 5 Baumann 177 Low Flow
5. actuator instructions in this manual to perform safe removal of the actuator from the valve e Use lock out procedures to be sure the above measures stay in effect while you work on the equipment e The valve packing box may contain process fluids that are pressurized even when the valve has been removed from the pipeline Process fluids may spray out under pressure when removing the packing hardware or packing rings or when loosening the packing box pipe plug e Check with your process or safety engineer for any additional measures that must be taken to protect against process media Note Whenever a gasket seal is disturbed by removing or shifting gasketed parts install a new gasket during reassembly This provides a good gasket seal because the used gasket may not seal properly Installation 1 Before installing the valve in the pipeline thoroughly clean the line of all dirt welding chips scale oil or grease and other foreign material 2 Install the valve so the controlled fluid will flow through the valve body in the direction indicated by the arrow cast on the valve body 3 Athree valve bypass must be used to permit removal of the control valve from the line without shutting down the system 4 n case of a heat insulated installation insulate the valve body only not the bonnet WARNING To avoid personal injury property damage do not attempt to do any work on a valve while the system is operation Th
6. Instruction Manual 24000CVF SVF Valves D103360X012 April 2015 Baumann 24000CVF Carbon and 24000SVF Stainless Steel Flanged Control Valves Contents Figure 1 Baumann Control Valve with FIELDVUE Digital Valve Controller Introduction 1 Scope of Manual 1 Safety Precautions 2 Educational Services 2 Maintenance can susu sassa gees s usa e lesa 3 3 Air e s aos iios idis doct ho 3 Disassembly 4 Lapping the Metal Seat 5 Replacing Packing 6 Actuator and Valve Body Reassembly 6 Parts Ordering 7 Dimensions and Weights 18 24000CVF with 24000SVF with DVC6200 DVC2000 Introduction The Baumann 24000CVF and 24000SVF line of pneumatic control valves figure 1 may be used for the control of pressure temperature level and flow These valves are available with CL150 or 300 and EN PN10 40 flanged end connections The high performance 24000CVF and SVF designs feature low deadband and hysteresis high flow capacity superb control characteristics tight shutoff and advanced packing systems to meet demanding service conditions The rugged compact and light weight control valves are ideal for use in tight pipi
7. Trim Description Plug see table 6 Gland Retainer Nut Seat Ring Subassembly Housing Table 6 Plug and Seat Ring for Baumann 177 Trim KEY PLUG ORIFICE VALVE SIZE No DESCRIPTION PLUGTYPE lt pre DIAMETER mim inch DN15 NPS1 2 DN 20 NPS 3 4 DN25 NPS1 Seat Ring 24000 135 24000 345 Seat Sub Assembly See table 5 24241 0 009 24596 101 177 002 0 017 24621 10 101 177 24658 10 101 177 0 0005 0 0004 24598 101 177 0 001 0 0009 24597 101 177 0 002 0 0017 24594 101 177 Plug amp Stem Assy Low Flow 9 0 3125 0 005 0 004 24595 101 177 14 Recommended spare parts Instruction Manual 24000CVF SVF Valves D103360X012 April 2015 WARNING The Baumann NOLEEK valve bonnet assembly is not intended for use in lethal service applications Figure 6 Baumann NOLEEK Bellows Bonnet Assembly UNLIMITED STEM ROTATION WITHOUT TWISTING BELLOWS BACKUP PACKING SYSTEM SEE FIGURE 7 i D2 1E TELL TALE CONNECTION 1 8 DL TIME PROVEN DOUBLE WALLED BELLOWS MADE FROM 31600 RATED FOR UP TO 41 4 BAR 720 PSI PRESSURE FOR REMOVAL OF PLUG SIMPLY PUSH OUT PIN AFTER EXTENDING BELLOWS TETTE A BELLOWS HOUSING FULL EXTENSION PROVIDES HEAT DISSIPATION IDEAL FOR HEAT TRANSFER FLUIDS E1293 Complete Bellows Bonnet Sub Assembly DN15 amp 20 NPS 1 2 amp 3 4 Complete Bellows Bonnet Sub Assembly DN25 NPS 1 Complete Bellow
8. ction Double Extension Bonnet Construction Triple Extension Bonnet Construction Substitute 104 for 101 Substitute 107 for 101 Substitute 110 for 101 105 for 102 108 for 102 111 for 102 Table 2 Plug and Seat Ring for NPS 1 2 3 4 and 1 Valves KEY ORIFICE DIAMETER VALVE SIZE DESCRIPTION PLUG TYPE PLUGN c 2 mm Inch DNIS NPS1 2 DN20 NPS3H DN2S NPST _ NEL See table 4 00277 Metal Seat Micro m num Trim Linear 46388 012 Lupo menm 5 0 375 37 prreSeat Equal 577 3s _ 0 0 Ls p 20 6 0 8125 ans ee 3s P sns a J 2440157 seo 63025 __ OZ eem 3s anos Metal Seat Equal er ME uet 24171 12 101 548 12 101 548 p Ue xl 20 6 0 8125 ea 5 CNN OM 007 077 2406157101548 LP i 3 0 25 24634 10588 so T emm 24171 101 588 o 21185107588 td a4 o 2485401588 20 6 0 8125 Metal Seat Equal 98 YC 2068458 n Lo 28981101588 69146 155 _ 2462101588 continued 10 Instruction Manual 24000CVF SVF Valves D103360X012 April 2015 Table 2 Plug and Seat Ring for NPS 1 2 3 4 and 1 Valves ET SEE Key ORIFICE DIAMETER T p _ I
9. e valve must be isolated 10076 from the active system and the isolated line voided of pressure and or hazardous fluids Air Pipinq 1 Foran air to extend actuator air to close action connect the actuating air pressure line to the 1 4 NPT opening in the upper diaphragm case For an air to retract actuator air to open action connect the actuating air pressure line to the 1 4 NPT in the lower diaphragm case 24000CVF SVF Valves Instruction Manual April 2015 D103360X012 2 Use 6 4 mm 1 4 inch O D tubing or equivalent for all air lines If air line exceeds 8 m 25 ft in length 9 5 mm 3 8 inch tubing is preferred Air lines must not leak Air pressure not to exceed 2 5 barg 35 psig Disassembly WARNING If there is evidence of process fluid under pressure leaking from the joint retighten the valve body joint nuts Return to the Warning at the beginning of the Maintenance section to ensure proper steps have been taken to isolate the valve and relieve process pressure CAUTION e When assembling or disassembling the valve do not turn the valve stem while the plug is touching the valve seat This will damage the valve s seating surfaces e When adjusting the valve stem do not grip the stem directly with pliers or a wrench This will damage the surface of the stem and cause damage to the packing in the valve Instead counter tighten the two locknuts key 27 on the stem key 5 This will allow you to turn the stem by turning t
10. erve the right to modify or improve the designs or specifications of such products at any time without notice Emerson Process Management Marshalltown lowa 50158 USA Sorocaba 18087 Brazil Chatham Kent ME4 407 UK Dubai United Arab Emirates Singapore 128461 Singapore www Fisher com E M ERSON 2009 2015 Fisher Controls International LLC All rights reserved a A q
11. es Instruction Manual April 2015 D103360X012 Figure 2 Baumann 24000CVF Valve Body Assembly Figure 3 Baumann 24000SVF Valve Body Assembly with Standard PTFE Spring Loaded Packing with Standard PTFE Spring Loaded Packing 68 27 v D 14 12 8 mm 49 D E E1245 E1292 Instruction Manual 24000CVF SVF Valves D103360X012 April 2015 Table 1 Baumann 24000CVF SVF Common Parts NPS 1 2 NPS 3 4 NPS1 1 2 Valve Body Carbon Steel CL150 24000 665 Valve Body Carbon Steel CL 300 24000 667 Valve Body Carbon Steel PN 10 40 24000 669 Valve Body Stainless Steel CL150 24000 615 Valve Body Stainless Steel CL300 24000 617 Valve Body Stainless Steel PN 10 40 24000 619 Bonnet Standard for Carbon Steel 24000 663 Bonnet Standard for Stainless Steel 24000 623 Bonnet NOLEEK Bellows 2 24000 330 24000 530 24000 630 Guide Bushing Drive Nut Yoke Packing Follower eja a 34 1 Packing Set Standard 244947001 See page 13 for additonal packing option mJ 2 tms 9022 28299 Travel Indicator 24299 1 Guide bushing is applicable to 24000CVF valve ONLY 2 Extension bonnets and NOLEEK bellows bonnets are not available with 24000CVF carbon steel valves HE 5 5 N Recommended spare parts 9 24000CVF SVF Valves Instruction Manual April 2015 D103360X012 The guidelines below apply to tables 2 3 4 and 6 For Extension Bonnet Constru
12. he locknuts key 27 with a wrench e When placing the valve in a vise do not clamp the rounded sides of the valve This will distort the shape of the casting and will ruin the valve Caution must be taken not to damage the serrated flange faces e Mountthe valve in a vise by clamping one flange below the serrated surface Caution must be taken not to damage the serrated flange faces Actuator Removal Access to the internal components of the valve body can be accomplished with the actuator removed For actuator maintenance see the following instruction manual Baumann Actuator Instructions D103352X012 Air to Close Actuators 1 Disconnect the air supply to the actuator and remove the air tubing Loosen the drive nut key 9 and then remove the plug and stem keys 4 and 5 assembly by holding the actuator stem still while unthreading the plug and stem assembly clockwise 3 Remove the stem locknuts key 27 travel indicator key 58 and yoke drive nut key 9 4 Remove the actuator from the valve NJ Air to Open Actuators 1 Using flexible tubing apply sufficient air pressure to the actuator to lift the plug off the seat Loosen the drive nut key 9 and then remove the plug and stem keys 4 and 5 assembly by holding the actuator stem still while unthreading the plug and stem assembly clockwise Remove the stem locknuts key 27 travel indicator key 58 and yoke drive nut key 9 NJ UJ Remove the act
13. ing Packing figures 2 and 7 Carefully insert each piece in exact order shown in figure 7 Turn the packing follower key 10 until it shoulders on the bonnet key 8 This will compress the packing spring key 6 to enable constant stem sealing throughout packing life 3 Molded Graphite Ribbon Packing figure 7 Carefully insert each piece in exact order shown in figure 7 Hand tighten the packing follower key 10 Use a wrench to increase tightness by turning the follower an additional 60 degrees 4 ENVIRO SEAL Packing figure 7 Carefully insert each piece in exact order as shown in figure 7 Tighten the packing follower key 10 until the Belleville springs are compressed This will be signaled by a significant increase in resistance Back off the follower 1 8 to 1 4 turn A gap of approximately 1 5 mm 1 16 inch between the packing follower and the bonnet will ensure the packing is seated properly 5 Forthe optional NOLEEK bellows bonnet not available with Baumann 24000CVF carbon steel valves NOLEEK bellows seal packing figure 6 table 7 Insert each piece in the exact order shown in the illustration Hand tighten the packing follower key 10 Actuator and Valve Body Reassembly 1 Insert a new valve body gasket key 49 and install the bonnet assembly key 8 For NPS 1 2 to 1 valves tighten the nuts key 12 to torque of 9 5 17 6 Nem 7 13 Ibf ft NPS 1 1 2 to 2 valves tighten nuts key 12 to torque of 21 7 42 0 Nem 16
14. its apply to packing arrangements only Complete valve assembly temperature limits may differ Refer to appropriate pressure temperature ratings Reference Packing Selection Guidelines for Fisher Sliding Stem Valves bulletin 59 1 062 D101986X012 24000CVF SVF Valves Instruction Manual April 2015 D103360X012 Figure 8 Dimensional Drawings 279 333 TOP MOUNTED m 131 229 HANDWHEEL OPTIONAL 9 0 T l 2 4 SQUARE 1 4 NPT 271 10 7 3660 3661 OPIRA BAUMANN 54 ATO ACTUATOR WITH HANDWHEEL AND DVK 2O09 BAUMANN 70 ATO ACTUATOR WITH OPTIONAL FIELDVUE DIGITAL VALVE CONTROLLER 24000CVF SVF FLANGED 160 WITH BAUMANN 32 ATO ACTUATOR WITH HANDWHEEL 163 6 4 MAX BAUMANN 32 ACTUATOR WITH BAUMANN 32 ATC FAIL OPEN BAUMANN 54 ATC FAIL OPEN ADJUSTABLE ACTUATOR WITH HANDWHEEL ACTUATOR WITH HANDWHEEL OPEN CLOSE DUAL TRAVEL STOPS E1257 mm NOTE ACTUATOR REMOVAL REQUIRES 115 mm 4 5 INCHES VERTICAL CLEARANCE inch 18 Instruction Manual 24000CVF SVF Valves D103360X012 April 2015 Table 11 Baumann Valve Dimensions A FACE to FACE B BONNET ON mm mh mm md mm Inch mm md mm mh mm Inch 5 m m4 725 10 750 Bo sm 79 31 26 85 m6 s9 39 34 184 75 9 7 150 59 ze 26 89 3 1 3M 75 197 35 3 630 33 z 87 29 90 Wi zm 5 235 925 20 78 9 38 24 92 29 99
15. lves Instruction Manual April 2015 D103360X012 2 Use a good quality lapping compound with a mixture that contains 280 to 600 grit Apply at several spots around the plug seating surface Replace the plug and stem carefully in the bonnet 3 Install the bonnet key 8 into the valve body without gasket and hand tighten The bonnet will serve as a quide during the lapping operation 4 Lapthe valve by applying a slight pressure on the stem and rotate the stem in short oscillating strokes approximately 8 to 10 times or until you see an even and complete lap line The plug should be intermittently lifted and turned 90 degrees while lapping to keep the plug and seat ring concentric 5 Clean the valve seat and plug key 4 thoroughly when lapping is complete removing all traces of lapping compound 6 Reinsert the plug and stem assembly through the bottom of the bonnet key 8 by slowly rotating through the packing Be careful not to damage the packing rings Replacing Packing Refer to figure 2 and the standard and optional packing constructions figure 7 to determine the packing that has been preinstalled in your valve 1 Disassemble the valve as directed earlier Remove the locknuts key 27 and travel indicator key 58 and turn the plug stem key 5 out through the packing box Remove the packing follower key 10 Push out the old packing key 14 by working from the underside of the bonnet key 8 2 Standard Spring Loaded PTFE V R
16. mee _ Sr s3025 tol R T Less 36 sexe O2 e 35 o o Metal Seat Linean 2 33 a 247575 101 648 pu gx Plug amp Stem ED 20 6 0 8125 PTFE Seat Linear Assy s ammon C 385 WW 2471310164 MPBRHOHR po 24669 101 688 c m 2 24868301688 9 5 0 375 Lu 24671 101 688 NN M 33 o 2467101688 _ 37 as o 2957088 _ 61 2294068 38 J 0 msg S uen m Metal Seat Linear season l 20 6 m Orifice S41600 26 9 1 0625 Orifice Diameter S41600 1 Matching seat we d 2 is furnished with replacement plug orders 2 Ky equals 0 86 11 24000CVF SVF Valves Instruction Manual April 2015 D103360X012 Table 3 Plug and Seat Ring for NPS 1 1 2 and 2 Valves VALVE SIZE EELINMSNMESN uL BENE E RN PTFE Seat Equal 38 1 1 50 E 24774402577 577 asses a 10 24421 2 102 548 OUS BEER 2 102 548 548 541600 Metal Seat Equal 75 m p3amuwis L a Ear C aibi m mens 38 1 1 50 o pen sss ssim x wee M 2499102677 23 24798 10267 pene O
17. ng into an existing application also refer to the WARNING at the beginning of the Maintenance section in this instruction manual CAUTION This valve is intended for a specific range of pressures temperatures and other application specifications Applying different pressures and temperatures to the valve could result in parts damage malfunction of the control valve or loss of control of the process Do not expose this product to service conditions or variables other than those for which the product was intended If you are not sure what these conditions are you should contact your Emerson Process Management sales office for more complete specifications Provide the product serial numbers shown on the nameplate and all other pertinent information WARNING If you move work on an actuator installed on a valve with loading pressure applied keep your hands and tools away from the stem travel path to avoid personal injury Be especially careful when removing the stem connector to release all loading on the actuator stem whether it be from air pressure on the diaphragm or compression in the actuator springs Likewise take similar care when adjusting or removing any optional travel stop Refer to the relevant actuator Maintenance Instructions If hoisting the valve take care to prevent people from being injured in case the hoist or rigging slips Be sure to use adequate sized hoists and chains or slings to handle the valve WARNING
18. ng systems where space is a premium Scope of Manual This instruction manual includes installation maintenance and parts information for the Baumann 24000CVF carbon steel and SVF stainless flanged control valves Do not install operate or maintain Baumann 24000CVF or 24000SVF control valves without being fully trained and qualified in valve actuator and accessory installation operation and maintenance To avoid personal injury or property damage it is important to carefully read understand and follow all the contents of this manual including all safety cautions and warnings If you have any questions about these instructions contact your Emerson Process Management sales office before proceeding ay EMERSON www Fisher com Process Management 24000CVF SVF Valves Instruction Manual April 2015 D103360X012 WARNING Always wear protective gloves clothing and eyewear when performing any installation operations to avoid personal injury Personalinjury or property damage caused by sudden release of pressure or bursting of pressure retaining parts may result if service conditions exceed those for which the product was intended To avoid injury or damage provide a relief valve for over pressure protection as required by government or accepted industry codes and good engineering practices Check with your process or safety engineer for any additional measures that must be taken to protect against process media If installi
19. or Baumann 177 trim figure 5 unscrew the retainer nut key 24 using a 3 4 inch socket wrench Remove the gland key 23 and insert key 25 Replace the insert key 25 making sure that the tapered portion faces up If replacement of the housing key 26 is required use a 5 8 inch socket wrench 5 NOLEEK Bellows Trim Refer to figure 6 and table 7 Hold the bellows bonnet and push down on the stem to expose the plug retaining pin key 21 Using a small punch tap pin key 21 out To replace the new plug retaining pin key 21 be sure the plug and stem are aligned to expose the hole figure 6 With a needle nose pliers slide the pin key 21 into the hole WARNING Be sure the plug retaining key 21 is flush inside the hole and not exposed on either side of the plug or damage could happen to the bonnet interior Lapping the Valve Seat If valve seat leakage becomes excessive it may be necessary to lap the valve seat Lapping is the process of mating the valve plug to the seat ring with an abrasive to produce a close fit When valve seat leakage becomes excessive lapping becomes necessary The plug and seat ring seating surfaces should be free of large scratches or dents and the contact surface of the seats should be as narrow as possible 1 Disassemble the valve body and remove the plug and stem assembly keys 4 and 5 as directed in the previous Valve Body Disassembly section in this instruction manual 24000CVF SVF Va
20. s Bonnet Sub Assembly DN40 NPS 1 1 2 Complete Bellows Bonnet Sub Assembly DN50 NPS 2 V Ring Packing Kit standard ENVIRO SEAL Packing Kit optional 1 Not available with Baumann 24000CVF carbon steel valves Recommended spare parts 15 24000CVF SVF Valves Instruction Manual April 2015 D103360X012 Figure 7 Packing Kits A mak 274 Spring Loaded PTFE Molded Graphite Flexible ENVIRO SEAL V Ring Packing Kit Graphite Packing Kit Packing Kit P N 24494T001 P N 24492T001 P N 24490T001 Table 8 Spring Loaded PTFE V Ring Packing Kit P N 24494T001 Packing Set PTFE carbon filled PTFE 2000 filled PTFE Table 9 Molded Graphite Flexible Graphite Packing Kit P N 24492T001 OOOO Maa OoOO Table 10 ENVIRO SEAL Packing Kit P N 24490T001 Mi _ Bushing qty 2 Carbon Graphite Packing Set PTFE carbon filled PTFE Belleville Spring ASTM B637 N07718 Washer qty 2 Modified PTFE 24000CVF SVF Valves Instruction Manual April 2015 D103360X012 Special ENVIRO SEAL Packing Note The ENVIRO SEAL PTFE packing system is suitable for 100 ppm environmental applications on services up to 51 7 barg 750 psig and process temperatures ranging from 46 to 232 C 50 to 450 For non environmental applications this packing system offers excellent performance at the same temperature range up to the maximum valve working pressure Temperature lim
21. uator from the valve Disconnect the air supply to the actuator and remove the air tubing Valve Body Disassembly 1 After removing the actuator remove the hex nuts key 12 lift bonnet key 8 and plug and stem keys 4 and 5 from the valve body key 1 A new valve body gasket key 49 should be installed each time the valve is disassembled Instruction Manual 24000CVF SVF Valves D103360X012 April 2015 2 Loosen the packing spring load by removing the packing follower key 10 Remove the plug and stem assembly by pulling it out through the bottom of the bonnet key 8 while rotating the stem key 5 This will help prevent damage to the packing components Note Handle the parts carefully to avoid damaging the seating and guiding surfaces Wipe the parts with a clean soft cloth and examine for signs of wear or damage 3 Toremove the seat ring key 2 fabricate a special wrench to engage the lugs on the ring Clean the seat ring thoroughly and examine for signs of wear or damage 4 Low Flow Trims a For Baumann 151 trim figure 4 unscrew the seat subassembly key 51 from the seat ring key 2 with 5 8 inch socket wrench When reassembling hand tighten the subassembly key 51 and then rotate 1 8 of a turn with the 5 8 inch socket to lock in place Note If changing to Baumann 151 trim for correct flow characteristics be sure the valve is reversed in the pipeline so that flow direction is flow down b F
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