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Emerson Fisher Design GX, Instruction Manual

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GX Valve and Actuator

Instruction Manual

Form 5770

June 2006

22

GE17517-C

AIR SUPPLY
CONNECTION

Figure 16. Design GX Control Valve and Actuator System Assembly, Air-to-Open (Spring-to-Close)

(Size DN150 (6-inch) with Unbalanced Contoured Plug)

Summary of Contents for Fisher Design GX

Page 1: ...uestions about these instructions contact your Emerson Process Managementt sales office before proceeding Description The Fisher Design GX is a compact state of the art control valve and actuator system designed to control a wide range of process gases vapors and fluids Figure 1 Design GX Control Valve Actuator and FIELDVUEr DVC2000 Series Digital Valve Controller W8861 The Design GX is rugged rel...

Page 2: ...r when performing any installation operations to avoid personal injury Personal injury or equipment damage caused by sudden release of pressure or bursting of pressure retaining parts might 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 an...

Page 3: ...ing the valve in the pipeline Use a suitable gasket between the valve and the pipeline flanges 4 If continuous operation is required during inspection or maintenance install isolating valves on either side of the control valve with a bypass valve to control the flow while the control valve is receiving maintenance WARNING Personal injury could result from packing leakage Valve packing is tightened...

Page 4: ...agm casing via the air supply connection on the yoke as shown in figure 15 or 16 and apply sufficient air pressure to raise the valve plug stem off the seat to mid travel 2 Remove the stem connector nut half key 23 stem connector bolt half key 24 and travel indicator key 26 3 Push the valve plug stem key 3 down until it contacts the seat 4 Loosen the locknut key 28 and thread the stem adjustor nut...

Page 5: ...14 13 and 15 and remove the cap screw key 14 actuator spacer key 13 actuator rod key 22 and washer key 15 5 Remove the actuator springs key 12 Table 2 Design GX Maximum Rated Travel ACTUATOR SIZE NUMBER OF CASING BOLTS TRAVEL mm 225 6 20 750 10 20 1200 16 40 or 60 Table 3 Body Nut Key 7 Torque Requirements VALVE SIZE TORQUE NSm lbfSft DN 15 20 25 0 5 0 75 1 inch 38 2 28 2 DN 40 and DN 50 1 5 and 2...

Page 6: ...2 Thread the locknut key 28 up against the stem locknut and tighten 13 Stroke the actuator rod until it contacts the stem adjuster nut key 27 and install the stem connector halves and travel indicator keys 23 24 and 26 with the cap screws key 25 Install the stem connector halves in the proper orientation so that when looking at the inside of the stem connector halves the flats are down and the bev...

Page 7: ...sembly back onto the valve body key 1 For standard bonnet constructions figures 15 16 17 and 18 install the body nuts key 7 and tighten evenly using a cross tightening procedure See table 3 for torque requirements For extension and bellows bonnet constructions figures 19 and 20 install the bonnet nuts key 46 and tighten evenly using a cross tightening procedure See table 4 for torque requirements ...

Page 8: ...DN 100 0 5 through 4 inch size only in the actuator design figure 17 or 18 the pneumatic signal is connected directly to the air supply connection in the upper actuator casing The yoke is symmetrical and the air passageways serve as a vent whereby the DVC2000 positioner can be easily moved from one side of the valve to the other without rotating the actuator DVC2000 Mounting Procedures Steps A and...

Page 9: ...m air to close to air to open spring to close remove the R1 8 pneumatic plug on the back of the DVC2000 housing and install an O ring Port B of figure 3 Plug the external pneumatic output with a 1 4 inch NPT or G1 4 plug depending on the housing version Port A of figure 3 D To convert from air to open to air to close spring to open remove the external pneumatic plug 1 4 inch NPT or G1 4 plug depen...

Page 10: ...key 46 attach the actuator yoke key 8 to the extension bonnet key 39 Loosen these nuts approximately 3mm 1 8 inch 4 Then loosen the valve to yoke gasketed joint by either rocking the actuator yoke or prying between the valve and actuator yoke Work the prying tool around the actuator yoke until it loosens WARNING If there is evidence of process fluid under pressure leaking from the joint retighten ...

Page 11: ...nced constructions two gaskets are required one between the valve body and guide sleeve and the other between the guide sleeve and bonnet Ensure the gasket seating surfaces are clean and smooth for both gaskets 15 Carefully install the bonnet key 4 onto the valve stem 16 Install the new packing and the metal packing box parts according to figure 12 for PTFE packing and according to figure 13 for G...

Page 12: ...0 93 100 4 70 44 2X 17 2 9 5 114 113 150 6 100 50 2X 43 10 5 170 5 174 153 Table 6 Packing Follower Torque Valve Size Packing Style Torque NSm lbfSft Packing Style Torque NSm lbfSft DN15 20 25 40 and 50 PTFE 10 7 4 ULF 35 26 DN80 and 100 PTFE 23 17 ULF 50 37 DN150 PTFE 36 26 ULF 68 50 22 Thread the stem lock adjustor key 27 up until it is the rated travel distance specified in table 2 from the act...

Page 13: ...iver having sufficient torque capabilities according to table 9 Connect the gun to a socket that snugly fits the hex head on the bellows nut tool Table 7 Seat Ring Torque Requirements VALVE SIZE TORQUE DN Inch NSm lbfSft 15 20 25 0 5 0 75 1 170 124 40 1 5 320 234 50 2 460 337 80 3 1020 747 100 4 1520 1113 150 6 3400 2500 Table 8 Stem Extension Torque Requirements VALVE SIZE TORQUE DN Inch N m Lbf ...

Page 14: ...desired Replace these parts as described in the section on Packing Maintenance 2 Use a seat ring tool made according to the dimensions in figure 4 and table 5 to remove the seat ring key 2 as follows a Insert the tool into the valve body Be certain the tool lugs are engaged in the corresponding recesses in the seat ring b Use a torque gun or driver having sufficient torque capabilities according t...

Page 15: ...een first inserted in the bottom of the threaded hole in the stem extension CAUTION In the following procedure take precautions to ensure the valve plug and stem finish are not damaged d Clamp the plug stem assembly key 3 and hold it stable Using a box spanner tool tighten the plug stem assembly key 3 into the stem extension key 40 or into the bellows stem assembly key 49 according to the stem ext...

Page 16: ...cedure so avoid jerking sharply on this ring Stretching the seal ring over the valve plug may make it seem unduly loose when in the groove but it will contract to its original size after insertion into the bonnet 2 Install the seat ring valve plug stem bonnet and actuator yoke into the valve body by completing the assembly according to steps 1 to 3 of the section Assembly of Unbalanced Trim Repair...

Page 17: ... 2 APPLY LITHIUM GREASE TO LEVERS APPLY LITHIUM GREASE TO LEVERS Figure 6 Design GX Handwheel Orientation and Grease Zerk Location Handwheel Operation Principle of Operation The Design GX handwheel is designed to compress the actuator springs and override the actuator fail action Turning the handwheel drives the screw nut and levers The levers push against the stem connector to transfer this motio...

Page 18: ...ock the handwheel levers out of the way 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 Design GX Handwheel Installation 1 Note the orientation of the levers to the stem connector for either the air to close spring to open configuration or for the air to open spring to close config...

Page 19: ...alanced Trim Standard for Sizes DN 80 and 100 3 and 4 Inch GE17575 C APPLY LUBRICANT Figure 8 Design GX Balanced Trim Sizes DN 150 6 Inch GE03755_8 Figure 9 Design GX Unbalanced Port Guided Trim Sizes DN 40 to 150 1 5 to 6 Inch GE23496 A APPLY LUBRICANT Figure 10 Design GX Whisper Trimr III Sizes DN 150 6 Inch ...

Page 20: ... Soft Seat Trim Construction Port Sizes of 36mm 136mm GE03755_14 Figure 12 Design GX PTFE Packing DN15 through DN150 0 5 through 6 Inch GE11961_C 43 42 43 44 Figure 13 Design GX Graphite ULF Packing DN15 through DN100 0 5 through 4 Inch GE03755_23 43 42 43 44 Figure 14 Design GX Graphite ULF Packing DN150 Only 6 Inch Only ...

Page 21: ...uator Instruction Manual Form 5770 June 2006 21 GE02171 E AIR SUPPLY CONNECTION Figure 15 Design GX Control Valve and Actuator System Assembly Air to Open Spring to Close Size DN25 1 inch with Unbalanced Contoured Plug ...

Page 22: ...ator Instruction Manual Form 5770 June 2006 22 GE17517 C AIR SUPPLY CONNECTION Figure 16 Design GX Control Valve and Actuator System Assembly Air to Open Spring to Close Size DN150 6 inch with Unbalanced Contoured Plug ...

Page 23: ...uator Instruction Manual Form 5770 June 2006 23 GE03515 E AIR SUPPLY CONNECTION Figure 17 Design GX Control Valve and Actuator System Assembly Air to Close Spring to Open Size DN25 1 inch with Unbalanced Contoured Plug ...

Page 24: ...ator Instruction Manual Form 5770 June 2006 24 GE23239 B AIR SUPPLY CONNECTION Figure 18 Design GX Control Valve and Actuator System Assembly Air to Close Spring to Open Size DN150 6 inch with Unbalanced Contoured Plug ...

Page 25: ...GX Valve and Actuator Instruction Manual Form 5770 June 2006 25 GF00337 D APPLY LUBRICANT STEM EXTENSION HEX FLATS DO NOT APPLY LUBRICANT Figure 19 Extension Bonnet with Graphite ULF Packing ...

Page 26: ...GX Valve and Actuator Instruction Manual Form 5770 June 2006 26 GF00338 D STEM EXTENSION HEX FLATS Figure 20 Bellows Extension Bonnet with PTFE Packing ...

Page 27: ... Inch SIZE DN80 and 100 3 and 4 Inch C HEX D B A E H G F D F E B A 6 mm 8 mm C HEX Figure 21 Bellows Nut Removal and Installation Tool Table 10 Bellows Nut Removal and Installation Tool Dimensions Valve Size A B C D E FO GO H DN Inch mm 15 20 25 40 50 0 5 0 75 1 1 5 2 125 25 36 20 5 53 45 3 80 100 3 4 135 25 1 42 25 5 60 ...

Page 28: ...GX Valve and Actuator Instruction Manual Form 5770 June 2006 28 GE05809_C APPLY LUBRICANT Figure 22 Handwheel Assembly ...

Page 29: ...ical assistance When ordering replacement parts refer to this serial number and give the part description from the following parts list Note Use only genuine Fisher replacement parts Components that are not supplied by Emerson Process Management should not under any circumstances be used in any Fisher valve because they will void your warranty might adversely affect the performance of the valve an...

Page 30: ...RGASKETXA12 RGASKETXA22 RGASKETXA32 RGASKETXA42 RGASKETXA52 REPAIR NAMEPLATE Description DN15 to 150 0 5 to 6 Inch 18 8 stainless steel nameplate Will mount to all GX actuator sizes using casing bolt See figure 23 GE11233X012 BELLOWS KITS Description Valve Size DN15 20 25 0 5 0 75 1 inch DN40 1 5 inch DN50 2 inch DN80 3 inch DN100 4 inch 1 4571 316Ti bellows with S31603 extension stem key 49 graph...

Page 31: ...olt Half 25 Cap Screw 2 req d 26 Travel Indicator 27 Stem Adjustor Nut 28 Locknut 29 Packing Follower 30 Packing Spacer 31 Packing Box Ring Key Description 32 Anti Extrusion Washer 2 req d 33 PTFE Packing Set 34 Belleville Spring 3 req d 35 Nameplate 36 Warning Tag 37 Seal Ring 38 Backup Ring 39 Extension Bonnet 40 Stem Extension 41 Extension Bonnet Lower Bushing 42 Graphite ULF Packing Ring 2 req...

Page 32: ...entage GE08919X022 GE00051X062 N06022 N06022 CW2M Equal Percentage GE08919X052 GE00051X052 DN20 0 75 Inch 4 8 20 Unbalanced R31233 S31603 CF3M Micro Flow Flat 1_8 GE04253X032 1 2_15 GE04255X032 GE04252X012 4_39 GE04256X032 9_30 GE13780X012 S31603 CoCr A Seat Micro Flow Flat 1_8 GE04253X112 1 2_15 GE04255X032 GE04252X052 4_39 GE04256X032 9_30 GE13780X012 N06022 CW2M Micro Flow Flat 1_8 GE04253X072 ...

Page 33: ...03893X022 N06022 N06022 CW2M Equal Percentage GE03891X052 GE00051X052 Linear GE03893X052 Unbalanced Reduced Capacity S31603 S31603 CF3M Equal Percentage GE08919X012 GE00051X012 S31603 CoCr A Seat S20910 SST CF3M CoCr A Seat Equal Percentage GE08919X022 GE00051X062 N06022 N06022 CW2M Equal Percentage GE08919X052 GE00051X052 14 20 Unbalanced S31603 S31603 CF3M Equal Percentage GE03890X012 GE00049X01...

Page 34: ...3 S31603 CF3M Equal Percentage GE00081X012 GE00055X012 Linear GE00082X012 CF3M PTFE Seat Equal Percentage GE00081X012 GE05240X052 Linear GE00082X012 S31603 CoCr A Seat S20910 SST CF3M CoCr A Seat Equal Percentage GE00081X022 GE00055X062 Linear GE00082X022 N06022 N06022 CW2M Equal Percentage GE00081X052 GE00055X052 Linear GE00082X052 CW2M PTFE Seat Equal Percentage GE00081X052 GE05240X082 Linear GE...

Page 35: ...entage GE00081X052 GE05240X122 Linear GE00082X052 36 20 Unbalanced CF3M S31603 CF3M Equal Percentage GE00083X012 GE12609X012 Linear GE00084X012 CF3M PTFE Seat Equal Percentage GE00083X012 GE12745X022 Linear GE00084X012 CF3M CoCr A Seat S20910 SST CF3M CoCr A Seat and Guide Equal Percentage GE00083X022 GE00061X062 Linear GE00084X022 CW2M N06022 CW2M Equal Percentage GE00083X072 GE12609X032 Linear G...

Page 36: ...al Percentage GE00095X012 GE12745X052 Linear GE00096X012 CF3M CoCr A Seat S20910 SST CF3M CoCr A Seat and Guide Equal Percentage GE00095X022 GE00067X062 Linear GE00096X022 CW2M N06022 CW2M Equal Percentage GE00095X072 GE12611X032 Linear GE00096X072 CW2M PTFE Seat Equal Percentage GE00095X072 GE12745X142 Linear GE00096X072 70 40 Unbalanced CF3M S31603 CF3M Equal Percentage GE00093X012 GE12610X012 L...

Page 37: ...near GE01113X022 CW2M N06022 CW2M Equal Percentage GE01112X072 GE12614X032 Linear GE01113X072 CW2M PTFE Seat Equal Percentage GE01112X072 GE12745X172 Linear GE01113X072 90 40 Unbalanced CF3M S31603 CF3M Equal Percentage GE00091X012 GE12613X012 Linear GE00092X012 CF3M PTFE Seat Equal Percentage GE00091X012 GE12745X092 Linear GE00092X012 CF3M CoCr A Seat S20910 SST CF3M CoCr A Seat and Guide Equal P...

Page 38: ...F3M CoCr A Seat S20910 SST CF3M CoCr A Seat and Guide Equal Percentage GE22427X022 GE23494X012 Linear GE22429X022 136 60 Unbalanced CF3M S31603 CF3M Equal Percentage GE16192X012 GE15221X012 Linear GE22423X012 CF3M PTFE Seat Equal Percentage GE16192X012 GE17475X012 Linear GE22423X012 CF3M CoCr A Seat S20910 SST CF3M CoCr A Seat and Guide Equal Percentage GE16192X022 GE23495X012 Linear GE22423X022 B...

Page 39: ...032 GE00057X022 Linear GE03892X032 22 20 Unbalanced S31803 S31803 CD3MN Equal Percentage GE00081X032 GE00055X022 Linear GE00082X032 S31803 S31803 CD3MN PTFE Seat Equal Percentage GE00081X032 GE05240X062 Linear GE00082X032 36 20 Unbalanced CD3MN CoCr A Seat S31803 CD3MN CoCr A Seat Bore Equal Percentage GE00083X032 GE00053X022 Linear GE00084X032 CD3MN CoCr A Seat S31803 CD3MN CoCr A Bore PTFE Seat ...

Page 40: ...eat S31803 CD3MN CoCr A Bore PTFE Seat Equal Percentage GE00093X032 GE05247X222 Linear GE00094X032 20 Balanced S31803 CoCr A Guide S31803 CD3MN Equal Percentage GE00087X032 GE00065X022 DN100 4 Inch 46 20 Unbalanced CD3MN CoCr A Seat S31803 CD3MN CoCr A Seat Bore Equal Percentage GE01114X032 GE00075X092 Linear GE01115X032 CD3MN CoCr A Seat S31803 CD3MN CoCr A Bore PTFE Seat Equal Percentage GE01114...

Page 41: ... GE00082X042 DN40 1 5 Inch 14 20 Unbalanced S30403 S31803 CF3 Equal Percentage GE03890X042 GE00057X042 Linear GE03892X042 22 20 Unbalanced S30403 S31803 CF3 Equal Percentage GE00081X042 GE00055X042 Linear GE00082X042 S30403 S31803 CF3 PTFE Seat Equal Percentage GE00081X042 GE05240X072 Linear GE00082X042 36 20 Unbalanced CF3 S31803 CF3 Equal Percentage GE00083X042 GE00053X042 Linear GE00084X042 CF3...

Page 42: ...65X102 Linear GE00094X042 CF3 S31803 CF3 PTFE Seat Equal Percentage GE00093X042 GE12745X242 Linear GE00094X042 20 Balanced S30403 S31803 CF3 Equal Percentage GE00087X042 GE00065X042 Linear GE00088X042 DN100 4 Inch 46 20 Unbalanced CF3 S31803 CF3 Equal Percentage GE01114X042 GE00075X102 Linear GE01115X042 CF3 S31803 CF3 PTFE Seat Equal Percentage GE01114X042 GE12745X252 Linear GE01115X042 70 40 Unb...

Page 43: ...82X052 DN40 1 5 Inch 14 20 Unbalanced N06022 N06022 CW2M Equal Percentage GE03890X052 GE00057X052 Linear GE03892X052 22 20 Unbalanced N06022 N06022 CW2M Equal Percentage GE00081X052 GE00055X052 Linear GE00082X052 N06022 N06022 CW2M PTFE Seat Equal Percentage GE00081X052 GE05240X082 Linear GE00082X052 36 20 Unbalanced CW2M N06022 CW2M Equal Percentage GE00083X072 GE12607X032 Linear GE00084X072 CW2M...

Page 44: ...2610X032 Linear GE00094X072 CW2M N06022 CW2M PTFE Seat Equal Percentage GE00093X072 GE12745X152 Linear GE00094X072 20 Balanced N06022 N06022 CW2M Equal Percentage GE00087X062 GE12610X032 Linear GE00088X062 DN100 4 Inch 46 20 Unbalanced CW2M N06022 CW2M Equal Percentage GE01114X052 GE12615X032 Linear GE01115X052 CW2M N06022 CW2M PTFE Seat Equal Percentage GE01114X052 GE12745X162 Linear GE01115X052 ...

Page 45: ...3M Equal Percentage GE08919X012 GE00051X012 S31603 CoCr A Seat S20910 SST CF3M CoCr A Seat Equal Percentage GE08919X022 GE00051X062 DN20 0 75 Inch 4 8 20 Unbalanced R31233 S31603 CF3M Micro Flow Flat 1_8 GE04253X032 1 2_15 GE04255X032 GE04252X012 4_39 GE04256X032 9_30 GE04253X112 S31603 CoCr A Seat Micro Flow Flat 1_8 GE04253X112 1 2_15 GE04255X032 GE04252X052 4_39 GE04256X032 9_30 GE04253X112 9 5...

Page 46: ... Seat Equal Percentage GE08919X022 GE00051X062 14 20 Unbalanced S31603 S31603 CF3M Equal Percentage GE03890X012 GE00049X012 Linear GE03892X012 S31603 CoCr A Seat S20910 SST CF3M CoCr A Seat Equal Percentage GE03890X022 GE00049X062 Linear GE03892X022 22 20 Unbalanced S31603 S31603 CF3M Equal Percentage GE00081X012 GE00047X012 Linear GE00082X012 S31603 CoCr A Seat S20910 SST CF3M CoCr A Seat Equal P...

Page 47: ...603 CF3M Equal Percentage GE00097X012 GE12612X012 Linear GE00098X012 CF3M CoCr A Seat S20910 SST CF3M CoCr A Seat Equal Percentage GE00097X022 GE12612X022 Linear GE00098X022 46 20 Unbalanced CF3M S31603 CF3M Equal Percentage GE00095X012 GE12611X012 Linear GE00096X012 CF3M CoCr A Seat S20910 SST CF3M CoCr A Seat Equal Percentage GE00095X022 GE12611X022 Linear GE00096X022 70 40 Unbalanced CF3M S3160...

Page 48: ...alanced Reduced Capacity S31603 S31603 CF3M Equal Percentage GE08919X012 GE00051X012 N06022 N06022 CW2M Equal Percentage GE08919X052 GE00051X052 DN20 0 75 Inch 4 8 20 Unbalanced R31233 S31603 CF3M Micro Flow Flat 1_8 GE04253X032 1 2_15 GE04255X032 GE04252X012 4_39 GE04256X032 9_30 GE13780X012 S31603 CoCr A Seat Micro Flow Flat 1_8 GE04253X112 1 2_15 GE04255X032 GE04252X052 4_39 GE04256X032 9_30 GE...

Page 49: ...r GE03892X012 N06022 N06022 CW2M Equal Percentage GE03890X052 GE00049X052 Linear GE03892X052 22 20 Unbalanced S31603 S31603 CF3M Equal Percentage GE00081X012 GE00047X012 Linear GE00082X012 CF3M PTFE Seat Equal Percentage GE00081X012 GE05240X012 Linear GE00082X012 N06022 N06022 CW2M Equal Percentage GE00081X052 GE00047X052 Linear GE00082X052 CW2M PTFE Seat Equal Percentage GE00081X052 GE05240X042 L...

Page 50: ... Linear GE00084X072 46 20 Unbalanced CF3M S31603 CF3M Equal Percentage GE00085X012 GE12608X012 Linear GE00086X012 CF3M PTFE Seat Equal Percentage GE00085X012 GE12745X032 Linear GE00086X012 CW2M N06022 CW2M Equal Percentage GE00085X072 GE12608X032 Linear GE00086X072 CW2M PTFE Seat Equal Percentage GE00085X072 GE12745X122 Linear GE00086X072 DN80 3 Inch 36 20 Unbalanced CF3M S31603 CF3M Equal Percent...

Page 51: ...12 Linear GE01115X012 CF3M PTFE Seat Equal Percentage GE01114X012 GE12745X072 Linear GE01115X012 CW2M N06022 CW2M Equal Percentage GE01114X052 GE12615X032 Linear GE01115X052 CW2M PTFE Seat Equal Percentage GE01114X052 GE12745X162 Linear GE01115X052 90 20 Balanced Standard S31603 S31603 CF3M Equal Percentage GE00099X012 GE12613X012 Linear GE00100X012 N06022 N06022 CW2M Equal Percentage GE00099X062 ...

Page 52: ...52 DN40 1 5 Inch 14 20 Unbalanced N06022 N06022 CW2M Equal Percentage GE03890X052 GE00057X052 Linear GE03892X052 22 20 Unbalanced N06022 N06022 CW2M Equal Percentage GE00081X052 GE00055X052 Linear GE00082X052 N06022 N06022 CW2M PTFE Seat Equal Percentage GE00081X052 GE05240X082 Linear GE00082X052 36 20 Unbalanced CW2M N06022 CW2M Equal Percentage GE00083X072 GE12607X032 Linear GE00084X072 CW2M N06...

Page 53: ...inear GE00098X072 46 20 Unbalanced CW2M N06022 CW2M Equal Percentage GE00095X072 GE12611X032 Linear GE00096X072 CW2M N06022 CW2M PTFE Seat Equal Percentage GE00095X072 GE12745X142 Linear GE00096X072 70 20 Balanced N06022 N06022 CW2M Equal Percentage GE00087X062 GE12610X032 Linear GE00088X062 DN100 4 Inch 46 20 Unbalanced CW2M N06022 CW2M Equal Percentage GE01114X052 GE12615X032 Linear GE01115X052 ...

Page 54: ...GX Valve and Actuator Instruction Manual Form 5770 June 2006 54 ...

Page 55: ...GX Valve and Actuator Instruction Manual Form 5770 June 2006 55 ...

Page 56: ...either Emerson Emerson Process Management Fisher nor any of their affiliated entities assumes responsibility for the selection use and maintenance of any product Responsibility for the selection use and maintenance of any product remains with the purchaser and end user EFisher Controls International LLC 2003 2006 All Rights Reserved Printed in USA FIELDVUE Whisper Trim and Fisher are marks owned b...

Page 57: ... lever contacts the stem connector which stops further movement of the valve stem and plug The restricted travel position is set through use of the two adjustable cap screws on the lever The cover plate assembly is provided to eliminate the possibility of pinch points WARNING To avoid personal injury or equipment damage do not lift the valve assembly by the travel stop Design GX Travel Stop Instal...

Page 58: ...light contact with the stem connector 4 Tighten the back nut on both of the cap screws to lock the screws in place 5 Check the actual position of the stem by stroking the valve with the appropriate air signal to the actuator The standard accuracy for the travel stop position is 10 for 20mm of travel For added precision fine tuning can be accomplished as follows 1 Follow steps 1 through 5 as listed...

Page 59: ...Belleville springs are compressed 100 or completely flat as detected by a rapid increase in nut torque b For DN 15 through DN 100 1 2 through 4 inch loosen the packing follower 60_ of rotation For DN 150 6 inch loosen the packing follower 90_ of rotation Seat Ring Removal and Installation Tool This section of this errata sheet contains the following updates D Page 12 figure 4 and table 5 updates f...

Page 60: ...t www Fisher com 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 We reserve the right to modify or improve the designs or specifications of such prod...

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