Emerson Fisher 3024C Installation Instructions
Contents
1. 26 4 3360 03 13 4 19 075 17 32 25 45 9 20 16 28 410 63 6 1040 23 39 410 63 6 1480 271 0 4 1 4 6 20 420 65 1 1880 4 27 1 2180 4 27 1 3110 63 6 2450 N 0 75 1 0 1 9 15 28 420 65 1 4120 1 4 2 7 20 39 420 65 1 5870 1320 Lb 530 760 90 700 550 20 930 0 4 1 3 6 19 450 69 8 1880 420 0 8 1 8 12 26 450 69 8 3640 820 500 890 350 680 240 540 760 1 2 2 4 17 35 450 69 8 5530 1240 7198 40 e 1125 B 420 a 19 35 440 68 2 1330 6 16 10 23 5 33 410638 57 e 72 40 2 36 420 6 410 410 63 6 1560 63 6 3010 35 300 1750 7 36 0 2630 23 46 9 3300 1 35 20 1880 1125 2036 9 2810 ITO 3530 os Pree srs 1380 1 5 146 146 146 141 141 41 el UT 1 24 163 5230 2080 EGEN 19 45 11 500 2590 223 12 1 Effective diaphragm area at 0 valve travel from seat 2 Based on zero operating pressure to the diaphragm and valve travel at 0 from valve seat This does not consider limitations such as stem buckling load Consult your Emerson Process Management sales office for details Table 4 Handwheel Specifications TURNS PER mm INCH RIM ACTUATOR HANDWHEEL DIAMETER TRAVEL FORCE 2 HANDWHEEL OUTPUT FORCE ES se Mn 34 34E 45 and ASE 250 9 84 0 21 5 5 400 14 000 3150 1 Tangential handwheel force required to produce the handwheel output force shown 2 Brass operating nut and stainless steel screw Instruction Manual 3024C Actuator D1032. Each actuator has a serial number stamped on the nameplate figure 2 and key 34 on figures 8 and 9 Refer to the serial number when ordering replacement parts or when corresponding with your Emerson Process Management sales office for technical assistance Also specify the complete 7 or 11 character part number from the following parts list when ordering replacement parts A WARNING 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 may void your warranty might adversely affect the performance of the valve and could cause personal injury and property damage Note Neither Emerson Emerson Process Management nor any of their affiliated entities assumes responsibility for the selection use or maintenance of any product Responsibility for the selection use and maintenance of any product remains with the purchaser and end user Instruction Manual 3024C Actuator May 2011 D103048X012 Figure 8 Direct Acting Actuator Air to Close decee K00060000600806 Gh EA ae ee IKK 7 TN H FF a d 1 gt m sl IT A gagn as ap Ben ll y Ed a wil E ES SELLA OOO000RO08QGG8 eie HE N UR 3024C Actuator Instruction Manual May 2011 OKA 000000000806 MY Wa l IA i 1 B N INNI RIR N Figure 9 Reverse Acting
3. 390 Es a dE 6 17 390 60 5 4230 1 125 12 25 390 60 5 3750 17 33 390 60 5 3270 4 15 380 58 9 4240 03 1 3 4 19 400 62 0 18 800 4220 0 6 1 5 22 380 58 9 17 100 3830 0 9 2 1 13 30 380 58 9 14 800 3360 0 2 1 2 3 17 370 57 4 17 800 4220 0 5 1 7 7 25 370 57 4 15 900 3560 0 7 2 4 10 35 370 57 4 13 300 2980 0 8 1 6 12 23 790 122 34 800 7810 1 2 2 5 17 36 790 122 27 600 6220 1 5 3 1 22 45 790 122 22 900 5120 12 23 790 122 7810 1 125 17 33 790 122 6590 22 44 790 122 5250 7 20 780 121 8110 ea 12 32 780 121 6650 1 1 15 39 780 121 5810 7 25 770 119 7380 10 36 770 119 6070 0 9 3 1 12 45 770 119 22 300 5000 1 Effective diaphragm area at 0 valve travel from seat 2 Based upon 6 bar operating pressure to the diaphragm and valve travel at 0 from seat This does not consider limitation to the valve such as stem buckling load Consult your Emerson Process Management sales office for details 221 8 75 75 5 2 5 221 12 2 Specifications Refer to table 1 for Specifications of the 3024C actuator See the actuator nameplate figure 3 for specific information about your actuator 3024C Actuator Instruction Manual May 2011 D103048X012 Table 3 Additional Specifications Action Air to Open Maximum Output Thrust Spring Set Travel Spring Range Maximum Actuator Stem Quantity Force 2 I 7 19 764 20 32 264 29 45 50 Effective Diaphragm Area 1 170 170 170 175 175 175 410 I
4. to the O ring in the bushing key 6 and key 12 Install the new bushing key 6 and assemble with the cheese head screws key 7 onto the lower diaphragm casing key 1 Use a torque of 0 4 Nem 3 Ibfein 2 Assemble the ring halves key 9 pressure plate key 10 O ring key 12 diaphragm key 11 and diaphragm plate key 13 on to the actuator stem as shown in figure 9 for Air to Open or figure 8 for Air to Close 3 Apply thread locking adhesive high strength key 201 to the thread on the upper end of the actuator stem fit the travel stop nut key 14 but do not tighten Then perform one of the following procedures as appropriate For a 3024C Air to Open Actuator figure 9 a Carefully slide the actuator stem key 8 with the assembled parts down through the bushing key 6 b Position the actuator springs key 15 symmetrically on the diaphragm plate key 13 as shown in figure 5 c Install the upper diaphragm casing key 16 so that the springs fit correctly over the seat bosses of the spring locator key 17 Rotate the upper diaphragm casing along with the diaphragm diaphragm plate assembly so that the air connection in the upper diaphragm casing is located directly above the air connection in the lower diaphragm casing Then rotate the diaphragm without moving either the upper diaphragm casing or the diaphragm plate so that the diaphragm holes line up with those in the casings Q Lift off the upper diaphragm casing and r
5. Actuator Air to Open ditt BOGGOGEHBBNOEROOEEPE 3024C Actuator May 2011 Parts List Note For part numbers not shown contact your Emerson Process Management sales office Actuator Key Description Part Number 1 Lower Diaphragm Casing steel 3 O Ring 2 required Sizes 30 amp 30E 0409073 Sizes 34 34E 40 40E 45 amp 45E 0411736 4 Cap Screw hex head 2 required 5 Yoke steel 6 Bushing Assembly Sizes 30 30E 34 34E 40 and 40E 0409065 Sizes 45 and 45E 0411159 7 Machined Screw pan head 6 required 8 Actuator Stem 9 Split Ring half 2 required 10 Pressure Plate 11 Diaphragm Sizes 30 30E 34 34E 40 and 40E 0410705 Sizes 34 34E 40 and 40E 0410357 Sizes 45 and 45E 0411868 12 O Ring Sizes 30 30E 34 34E 40 and 40E 0409073 Sizes 45 amp 45E 0411736 13 Diaphragm Plate 14 Nut Hex 15 Springs see tables 2 and 3 for quantity set number amp color 16 Upper Diaphragm Casing Steel 17 Spring Locator 18 Drive Screvv 2 required 19 Hex Head Cap Screvv Sizes 30 30E 10 required Sizes 34 34E 40 and 40E 15 required Size 45 45E 20 required 20 Hex Nut Sizes 30 30E 7 required Sizes 34 34E 40 and 40E 12 required Size 45 45E 17 required 21 Hex Head Cap Screw 3 required 22 Plastic Hose 3 required 23 Vent 26 Travel Indicator Scale 27 Twin Speed Nut 28 Self Tapping Screw 2 required 29 Casing Spacer Size 40E and 45E only 30 Seal Ring Size 40E and 45E only 30 Gasket Siz
6. indicator plate 3024C Actuator Instruction Manual May 2011 D103048X012 k If the valve travel is not correct repeat the stem connector procedure Apply approximately 0 5 bar pressure above the upper setting of the spring range to the bottom of the diaphragm remove the stem connector and then repeat steps d toj Note When disassembling the stem connector on Air to Open constructions it is essential to apply enough air pressure to the underside of the diaphragm to lift the valve plug off its seat This will ensure that all residual spring compression in the actuator is supported while the stem connector is removed Actuator Maintenance Actuator parts are subject to normal wear and must be inspected and replaced as necessary The frequency of inspection and replacement depends upon the severity of the service conditions This section describes how the actuator can be completely disassembled and assembled When inspection or repairs are required disassemble only those parts necessary to accomplish the job then start to assemble at the appropriate step Key numbers refer to figures 8 and 9 A WARNING Avoid personal injury or property damage from sudden release of process pressure or bursting of parts Before performing any maintenance operations e Do not remove the actuator from the valve while the valve is still pressurized e Always wear protective gloves clothing and eyewear when performing any maintenance operati
7. range to the bottom of the diaphragm This positions the actuator stem key 8 at the highest point The spring range is stated on the nameplate or in table 3 b Carefully place the actuator on the valve so that the yoke boss fits over the valve bonnet c Screw the yoke lock nut onto the bonnet and tighten d Lift the valve plug off the seat by the correct travel for the valve The travel is stated on the nameplate or in table 1 e Place the stem connector half key 50 approximately halfway between the actuator and valve stems but observing the F dimension in table 5 so that any positioner lever if fitted is horizontal at mid travel Be sure that the actuator and valve stem threads are engaging the threads of the stem connector by at least the distance of one diameter of the stem f Install the other half of the stem connector and insert the socket screws and nuts and tighten them g Screw the two stem locknuts key 52 up the valve stem to the stem connector and tighten Do not over tighten g Slowly decrease and then increase the diaphragm pressure several times stroking the valve from the lower end to the upper end of the spring range Remove all air pressure from the diaphragm so that the valve is in its closed position Loosen the screws of the travel scale key 26 and align it with the indicator on the stem connector j Stroke the valve full travel to ensure that the valve travel matches the valve travel on the travel
8. screw key 37 R Assemble the protective cover plates key 40 to the actuator yoke with the screws key 41 and nuts key 42 taking care to ensure that there is no gap between the cover plate and the diaphragm casing 15 3024C Actuator Instruction Manual May 2011 D103048X012 Figure 6 Actuator Dimensions AR C ACTUATOR REMOVAL sms Ll DNS 1057491 Actuator Dimensions Refer to figures 6 and 7 and table 5 for dimensions Table 5 Dimensions Valve Yoke ose inches rm AR p Ms mao MATO Size Travel 280 185 80 4 20 100 si am aen 420 40 70 433 250 280 20 10 ETE 306 07 28 146 56 47 81 no 73 31 gt sae 07 28 a 158 s 47 98 mo 73 31 406 as 26 124 99 81 66 ar 15 26 124 189 8 ar 2 26 124 189 EI JE ar 15 296 165 204 83 66 ae 2 26 tes 204 85 62 1 This is the distance between the base of the EL to the centre of the stem connector at the fully up postion This ensures the positioner feedback arm if fitted is horizontal at mid travel 14 Instruction Manual 3024C Actuator D103048X012 May 2011 Figure 7 Actuator Dimensions with Handwheel C0 MN on mn on on orm OT Uy y 1 UT TP HR EE ee Js ae M al Hg at eo REVERSE ACTING DIRECT ACTING 1057490 Parts Ordering
9. valves The actuator will position the valve plug in response to varying pneumatic loading pressure on the actuator diaphragm Figure 2 shows the operation of an ATC air to close actuator and an ATO air to open actuator The 3024C ATC air to close actuator springs are located under the diaphragm plate and they fully retract the actuator stem for fail action upon loss of diaphragm casing pressure The 3024C ATO air to open actuator springs are located on top of the diaphragm plate and they fully extend the actuator stem upon loss of diaphragm casing pressure The actuator is mounted on the valve by means of a cast yoke The 3024C can be equipped with a side mounted handwheel if required figure 10 An adjustable up travel stop can also be fitted figures 11 and 12 Instruction Manual 3024C Actuator D103048X012 May 2011 Table 2 Additional Specifications Action Air to Close Maximum Output Thrust Spring Set Travel Spring Range Maximum Actuator Stem Quantity Force 2 ON 5 3 76 1760 19 29 26 42 Effective Diaphragm Area 1 160 160 160 160 24 8 24 8 1440 24 8 1120 24 8 1690 19 32 160 24 8 1360 26 44 160 24 8 1070 EN 0 3 1 1 4 16 400 62 0 19 600 4400 03713 4 19 0 9 1 7 13 25 400 62 0 17 200 3840 1 3 2 3 19 33 62 0 14 800 3350 400 400 0 9 1 8 13 26 62 0 16 800 3780 1 3 2 5 19 36 400 62 0 14 000 3160 390 0 4 1 3 6 19 60 5 18 300 4110 0 8 1 8 12 26 390 60 5 16 400 3690
10. 048X012 May 2011 Installation A WARNING Always wear protective gloves clothing and eyewear when performing any installation operation to avoid personal injury Personal injury or equipment damage caused by sudden release of pressure may result if the actuator assembly is installed where service conditions could exceed the limits given in tables 1 2 and 3 or the appropriate nameplates To avoid such injury or damage provide a relief valve for overpressure protection as required by accepted industry and governmental codes and good engineering practices To avoid parts damage do not use a normal operating pressure that exceeds the Maximum Diaphragm Casing Pressure see table 1 or produces a force on the actuator stem greater than the Maximum Allowable Output Thrust see table 2 or 3 or Maximum Allowable Valve Stem Load Check with your process or safety engineer for any additional measures that must be taken to protect against process media When ordered the valve configuration and construction materials were selected to meet particular pressure temperature pressure drop and controlled fluid conditions Responsibility for the safety of process media and the compatibility of valve materials with the process media rests solely with the purchaser and end user Since some valve body trim materials combinations are limited in their pressure drop and temperature ranges do not apply any other conditions to the valve without first contacting y
11. Instruction Manual 3024C Actuator D103048X012 May 2011 Fisher 3024C Diaphragm Actuator Contents Figure 1 Fisher 3024C Actuator with Sliding Stem neste e en OE NN 1 Valve Scope of Manual EN 1 DESCUDUON ececedevdercedecteecedeudercsceeae 2 Specifications s2sa0icadecuwee anda wan aaa 3 free ea og EE oe ede te ohne metas 5 Mounting the Actuator onthe Valve 5 Actuator Maintenance cece eee ees 8 Disassembly EE kiisti 8 EL EE 9 Changing the Actuator Action 12 Side MountedHandwheel 12 Adjustable Travel Stops 13 Parts Ordering sperre ordnede 15 PULS seerne 18 Introduction Scope of Manual This instruction manual provides information on installation adjustment maintenance and parts ordering for the Type 30240 actuator figure 1 for sizes 30 to 45 and 30E to 45E Note This manual assumes throughout that the valve construction is push down to close Do not install operate or maintain a 3024C actuator 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 FJ EMERSON www Fisher c
12. Z UK Dubai United Arab Emirates Singapore 128461 Singapore mn ae Fisher Controls International LLC 2003 2011 All Rights Reserved
13. aphragm casing key 16 the casing spacer key 29 and seal ring key 30 if fitted see figure 13 and remove the springs Key 15 b Using a strap wrench or soft jawed vice hold the actuator stem key 8 and remove the travel stop nut key14 c Remove the diaphragm plate key 13 diaphragm key 11 O Ring key 12 pressure plate key10 and the split ring halves key 9 For a 3024C Air to Close Actuator figure 8 a Lift off the upper diaphragm casing key 16 and casing spacer key 29 and seal ring key 30 if fitted see figure 13 b Using a strap wrench or soft jawed vice hold the actuator stem key 8 and remove the travel stop nut key14 c Remove the pressure plate key 10 O ring key 12 diaphragm key 11 diaphragm plate key 13 and the split ring halves key 9 7 Carefully slide the actuator stem key 8 out of the bottom of the lower diaphragm casing key 1 and set it on a protective surface to prevent damage to the O ring sealing surface 8 Remove the bellows key 31 if used 9 Unscrew the cheese head screws key 7 then remove the bushing key 6 10 With the actuator disassembled inspect all parts for excessive wear and replace as necessary Assembly This procedure assumes that the actuator is completely disassembled If it is not start the instructions at the appropriate step 3024C Actuator Instruction Manual May 2011 D103048X012 1 Before starting assembly apply lithium grease key 200
14. ction in the upper diaphragm casing key 16 For a bottom loaded 3024C Air to Open apply air pressure to the diaphragm to open the valve Note When disassembling the stem connector on Air to Open constructions it is essential to apply enough air pressure to the underside of the diaphragm to lift the valve plug off its seat This will ensure that all residual spring compression in the actuator is supported while the stem connector is removed 3 Undo the stem connector by first slackening the valve stem locknuts and then removing the socket bolts 4 Undo the yoke locknut on the valve bonnet and carefully lift the actuator off the valve As you undo the yoke locknut ensure that the actuator is properly supported If the actuator is a bottom loaded Air to Open type reduce the diaphragm pressure to zero and remove the piping or tubing from the connection in the lower diaphragm casing key 1 5 Slightly loosen all diaphragm casing cap screws key 19 and 21 Remove the plastic hose key 22 Unscrew the short and long diaphragm casing cap screws and nuts keys 19 20 and 21 alternately until only the long casing cap screws key 21 remain engaged Then allow the remaining spring compression to be slowly released by alternately unscrewing the long casing cap screws 6 When removing the diaphragm and actuator springs perform one of the following procedures as appropriate For a 3024C Air to Open Actuator figure 9 a Lift off the upper di
15. e 40E 0598313 Size 45E 0607304 18 Key 31 32 33 34 39 50 52 200 201 Instruction Manual D103048X012 Description Part Number Bellovvs Plain VVasher Size 30 30E 10 required Size 34 34E 40 and 40E 15 required Size 45 45E 20 required Warning Label Nameplate Drive Screw 2 required Stem Connector Assembly Hex Jam Nut 2 required Lithium Grease Thread Locking Adhesive High Strength Side Mounted Handwheel Key 100 101 102 103 104 105 106 107 108 109 110 111 112 113 115 117 200 Description Part Number Body Lever 2 required Operating Nut Drive Screw Assembly Pivot Pin Spacer Shim Ring Bushing 2 required Retaining Ring 2 required Thrust Washer Retaining Ring Cap Screw hex head Nut hex Cap Screw hex head 8 required Lock Nut hex Lithium Grease Adjustable Up Travel Stop Sizes 30 30E 34 34E 40 and 40E Key Description Part Number 16 Upper Diaphragm Casing 24 Cap Screw hex head 25 Hex Nut Sizes 45 and 45E Key Description Part Number 16 Upper Diaphragm Casing 36 Adjustment Nut 37 Machined Screw cheese head 38 Bushing 40 Protective Cover 2 required 41 Hex Cap Screw 2 required 42 Hex Nut 2 required Recommended spare parts Instruction Manual 3024C Actuator D103048X012 May 2011 Figure 10 Side Mounted Handwheel for Type 3024C Actuators TE gt fa En dP I Ji 100 r ple N 60 IG TA 62 FP 403 F
16. emove the springs Tighten the travel stop nut key 14 as follows Sizes 30 30E 34 and 34E tighten to 36 Nem 27 Ibfeft Sizes 40 40E 45 and 45E tighten to 87 Nem 64 Ibfeft Replace the spring as previously M For actuator sizes 40E and 45E vvith 1 5 and 2 inch travels a casing spacer is fitted betvveen the upper and lovver diaphragm casings Place the casing spacer key 29 on the diaphragm and then the gasket key 30 as shown in figure 13 For a 3024C Air to Close Actuator figure 8 a Position the actuator springs symmetrically on the spring locator key 1 7 as shown in figure 5 b For actuator sizes 40E and 45E with 1 5 and 2 inch travels a casing spacer key 29 is fitted between the upper and lower diaphragm casings Place the gasket key 30 on the lower casing and then the casing spacer key 29 as shown in figure 13 c Carefully slide the actuator stem with the assembled parts down through the bushing and position it so that the springs fit correctly over the seat bosses on the upper side of the diaphragm plate key 13 Rotate the diaphragm key 11 without moving the diaphragm plate key 13 so that the diaphragm holes line with the lower diaphragm casing holes d Tighten the travel stop nut key 14 as follows Sizes 30 30E 34 and 34E tighten to 36 Nem 27 Ibfeft Sizes 40 40E 45 and 45E tighten to 87 Nem 64 Ibfeft 4 Install the upper diaphragm casing key 16 so that the air connection is l
17. ey 104 Remove the bushings key 107 from the body key 100 There is a cap screw key 111 hex nut key 112 and spacer key 105 that hold the two levers key 101 together Remove the cap screw and hex nut and the two levers can be separated in order to remove the operating nut key 102 Du BR W N Assembly 1 Assemble the operator nut key 102 the two levers key 101 and the spacer key 105 using the cap screw key 111 and hex nut key 112 2 Install the bushings key 107 in the body key 100 3 Attach the levers key 101 to the body key 100 using the pivot pin key 104 and the retaining ring key 108 4 Apply lithium grease key 200 to the drive screw assembly key 103 and screw it on to the operating nut key 102 5 Install the retaining ring key 110 to secure the collar to the body key 100 Instruction Manual 3024C Actuator D103048X012 May 2011 DN If the handwheel assembly was removed from the actuator yoke position the assembly within the yoke so that the eight mounting holes on the assembly align with those on the yoke and fit the cap screws key 113 tightening to 28 Nem 20 Ibfeft Should difficulty be experienced fitting the levers key 101 over for ATC or under for ATO the actuator valve stem connector then partially stroke the actuator valve by applying air pressure to the actuator diaphragm Adjustable Travel Stops The adjustable up travel stop figures 11 and 12 limits t
18. he actuator can be changed from a 3024C Air to Open to a 3024C Air to Close action or vice versa Remove the pressure plate diaphragm O ring diaphragm plate travel stop nut springs spring locator self tapping screws and vent assembly keys 10 11 12 13 14 15 17 18 and 23 and reinstall them for the appropriate action Follow the instructions in the section on Assembly on page 8 Side Mounted Handwheel A side mounted handwheel assembly figure 10 is usually used as a manual operator When mounted on an Air to Close 3024C actuator turning the handwheel clockwise always closes the valve When mounted on an Air to Open actuator turning the handwheel clockwise always opens the valve A lever key 101 figure 10 on the handwheel assembly opens or closes the valve by moving the valve stem Instructions are given below for complete disassembly and assembly Perform the disassembly only as far as is necessary to accomplish the required maintenance then begin the assembly at the appropriate step Refer to figure 10 for key numbers Disassembly 1 If desired the handwheel assembly can be removed from the actuator yoke To do this remove the eight hex cap screws key 113 that hold the assembly to the yoke Loosen the lock key 115 that secures the drive screw assembly key 103 Remove the retaining ring key 110 and screw out the drive screw assembly key 103 Remove the retaining ring key 108 and drive out the pivot pin k
19. he actuator stroke in the upward direction limits retraction of the actuator stem A WARNING When performing the following adjustment procedures take care to avoid injury when positioning components For Sizes 30 30E 34 34E 40 and 40E 1 Relieve the air pressure on the diaphragm Loosen the hex nut key 25 and turn the adjuster key 24 clockwise into the diaphragm case to move the actuator stem downward or counter clockwise to allow the actuator stem to move upward Since the valve has push down to close action full opening can be restricted Check the actuator travel and then tighten the hex nut key 25 CAUTION The travel stop hex nut key 25 has an elastic stop on its underside to provide an air seal around the travel stop thread It is therefore important before slackening this nut to release any air pressure on the diaphragm For Sizes 45 and 45E The adjustable up travel stop for the sizes 45 and 45E is shown in figure 12 For sizes 45 and 45E the adjustable up travel stop cannot be used with a side mounted handwheel 1 Remove the screws key 41 and nuts key 42 which hold the protective covers key 40 to the actuator yoke and remove the covers 2 Loosen the machined cheese head screw key 37 and turn the adjustment nut key 38 clockwise into the bushing key 36 to increase travel or counter clockwise to shorten the actuator travel Uy Check the actuator travel and then tighten the machined cheese head
20. igure 11 Adjustable Up Travel Stop for Sizes 30 to 40E AM ONS Y 3Q57478 3024C Actuator Instruction Manual May 2011 D103048X012 Figure 12 Adjustable Up Travel Stop for Sizes 45 to 45E A LUNN a SS DS 3Q57478 Figure 13 Casing Spacer Detail Fisher is a mark owned by one of the companies in the Emerson Process Management business division 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 reserve the right to modify or improve the designs or specifications of such products at any time without notice 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 Emerson Process Management Marshalltown lowa 50158 USA Sorocaba 18087 Brazil Chatham Kent ME4 4Q
21. is fully closed 4 Screw the two stem locknuts key 52 to the lower end of the valve stem thread 3024C Actuator Instruction Manual May 2011 D103048X012 Figure 4 Actuator Mounting Components for Assembly with a Valve W8484 1 A WARNING When moving the actuator stem with diaphragm loading pressure use caution to keep hands and tools out of the actuator stem travel path Personal injury and or property damage is possible if something is caught between the actuator stem and other parts of the valve assembly Perform one of the following procedures as appropriate For a 3024C Air To Close Actuator with a Push Down to Close Valve a Carefully place the actuator on the valve so that the yoke boss fits over the valve bonnet b Screw the yoke lock nut onto the bonnet and tighten c Lift the valve plug off the seat by the correct valve travel for the valve This is stated on the nameplate or in table 1 d Place the stem connector half key 50 approximately halfway between the actuator and valve stems but observing the F dimension in table 5 so that any positioner lever if fitted is horizontal at mid travel Be sure that the actuator and valve stem threads are engaging the threads of the stem connector by at least the distance of one diameter of the stem Instruction Manual 3024C Actuator D103048X012 May 2011 CAUTION Be sure that the length of the actuator stem and the valve stem in the connector key 50 is equal to
22. ocated directly above the air connection in the lower diaphragm casing key 1 Using the long cap screws key 21 and hex nuts key 20 first and then the shorter cap screws key 19 and hex nuts key 20 bolt the two diaphragm casings together Fit the safety plastic hose key 22 over the exposed thread of the long cap screws key 21 CAUTION Over tightening the diaphragm cap screws and nuts can damage the diaphragm Do not exceed the torque of 13 Nem 10 Ibfeft for sizes 30 30E 34 and 34E and 17 Nem 12 Ibfeft for sizes 40 40E 45 and 45E Instruction Manual 3024C Actuator D103048X012 May 2011 Figure 5 Fisher 3024C Spring Arrangements SIZE 30 AND 30E SIZE 30 AND 30E SIZE 30 AND 30E 3 SPRINGS 5 SPRINGS 7 SPRINGS SPRING SPRING LOCATOR SIZE 34 34E 40 AND 40E SIZE 40E SIZE 34 34E AND 40E 3 SPRINGS 4 SPRINGS 5 SPRINGS CD SIZE 40 AND 40E SIZE 34 34E 40 AND 40E 6 SPRINGS 7 SPRINGS SPRING SPRING LOCATOR SIZE 45 AND 45E SIZE 45 AND 45E 8 SPRINGS 12 SPRINGS SPRING N SPRING LOCATOR 2Q57503 3024C Actuator Instruction Manual May 2011 D103048X012 Note Be sure to use the long cap screws key 21 first installing them on opposite sides of the diaphragm casing Tighten them evenly using a criss cross pattern to ensure a proper seal 5 Mount the actuator on the valve in accordance with the Installation Procedures Changing the Actuator Action T
23. om Process Management 3024C Actuator Instruction Manual May 2011 D103048X012 Table 1 Specifications Actuator Size Nominal Effective Area See tables 2 and 3 Maximum Operating Pressure Br 8 to Diaphragm PS mm 16 3 O 3 O iia mm AR iia Ind 075 75 0 75 vaker pe Z 1 8 2 Ne 2 1 8 2 1 8 2 13 i 2 13 n 2 13 16 mm 54 mm a mm 54 mm a mm 71 mm 71 mm a M12x1 75 M12x1 75 M16 x 2 M16 x 2 Valve Stem Connector Thread EEE nr em tast tat IA ee Nitrile diaphragm and steel studs and nuts 40 to 82 MANOS Nitrile diaphragm and steel studs and nuts 40 to 180 TA 18NPT Mexirum approximate 88 98 180 180 195 M5 35 35 vagt boutnanguheel b me 209 397 397 46 ara 3 Maximum Approximate 25 Weight with handwhee Tb 364 364 s1 551 584 028 893 937 Figure 2 Schematic of Fisher 3024C Figure 3 Fisher 3024C Actuator Nameplate AIR PUSHES SPRINGS PUSH STEM DOWN STEM DOWN O LJ LJ port CO STEM SEAL AIR LIFTS ACTUAT JE ar E STEM UP SPRING SY MAX CASING RANGE PRESSURE STEM SPRINGS LIFT STEM UP 1057489 10574760 AIR TO CLOSE ATC AIR TO OPEN ATO Description The 3024C direct acting extends stem air to close actuator figure 8 and the reverse acting retracts stem air to open actuator figure 9 are spring opposed pneumatic diaphragm actuators that provide automatic throttling or on off operation of sliding stem control
24. ons to avoid personal injury 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 from both sides of the valve Drain the process media from both sides of the valve e Vent the power actuator loading pressure and relieve any actuator spring precompression e Use lock out procedures to be sure that 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 Disassembly 1 For complete disassembly the positioner and all accessories if attached must be removed from the actuator Follow appropriate removal procedures in the instruction manuals supplied with the positioner and accessories Instruction Manual 3024C Actuator D103048X012 May 2011 2 Bypass the control valve For a top loaded 3024C Air to Close actuator reduce the diaphragm air pressure to zero and remove the piping or tubing from the conne
25. or greater than the diameter of that stem Incomplete engagement of either the valve or actuator stem in the stem connector can result in stripped threads or improper operation In the following procedure do not rotate the valve plug while it is seated This may damage the seating surface and cause excessive leakage While making adjustments use tools carefully to avoid damaging the valve stem A damaged stem could cut the packing and allow leakage through the packing box e Install the other half of the stem connector and insert the socket screws and nuts and tighten them f Screw the two stem locknuts key 52 up the valve stem to the stem connector and tighten Do not over tighten g Slowly decrease and then increase the diaphragm pressure several times stroking the valve from the lower end to the upper end of the spring range h Apply air pressure to the diaphragm until the valve is in the closed position Loosen the screws of the travel scale key 26 and align it with the indicator on the stem connector i Stroke the valve full travel to ensure that the travel matches the valve travel on the travel indicator plate j If the valve travel is not correct repeat the stem connector procedure Remove the air pressure from the diaphragm remove the stem connector and repeat steps c to i For a 3024C Air to Open Actuator with a Push Down to Close Valve a Apply approximately 0 5 bar pressure above the upper setting of the spring pressure
26. our Emerson Process Management sales office If installing into an existing application also refer to the WARNING at the beginning of the Maintenance section in this instruction manual A 3024C diaphragm actuator is normally shipped mounted on a valve Refer to the appropriate valve instruction manual when installing the valve in the pipeline If the actuator is shipped separately or if it is necessary to mount the actuator on the valve perform the Actuator Mounting procedure given below For information on mounting the positioner refer to the appropriate positioner instruction manual CAUTION The 3024C actuators are designed to mount on push down to close valves Do not mount these actuators on any other type of valve without first contacting your Emerson Process Management sales office Mounting the Actuator on the Valve The following procedure describes how to mount a 3024C actuator on a push down to close valve so that the actuator stem and valve stem thread engagement allows full travel and proper shut off Refer to table 4 and figures 6 and 7 for actuator dimensions Key numbers referenced in the following steps are shown in figures 8 and 9 1 Provide a temporary method of applying diaphragm air loading pressure to the diaphragm to move the actuator stem during adjustments 2 Provide a vice or some other method of supporting the valve and the weight of the actuator during assembly 3 Push the valve stem down until the valve plug
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