Emerson Process Management 3024C Automobile Parts User Manual
Contents
1. 4 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 Instruction Manual Form 5760 March 2007 3024C Actuator AR ACTUATOR ug c REMOVAL ksd au ET amp R H f 1057491 D Figure 6 Actuator Dimensions Actuator Dimensions Refer to figures 6 and 7 and table 5 for dimensions Table 5 Dimensions Actuator Valve Yoke Boss 07 E F AR Js Hs M ATO M ATC Size Travel Inches Millimeters 30 16mm 2 1 8 54 mm 215 370 140 105 205 280 185 80 34 16 mm 2 1 8 54 mm 315 400 140 105 250 280 185 80 40 32 mm 2 13 16 71 mm 315 420 170 133 250 280 210 100 45 32 mm 2 13 16 71 mm 420 450 170 133 250 280 210 100 Inches 30E 0 75 2 1 8 8 5 14 6 5 6 4 7 8 1 11 0 7 3 3 1 34E 0 75 2 1 8 12 4 15 8 5 6 4 7 9 8 11 0 7 3 3 1 40E 1 125 2 13 16 12 4 17 9 8 1 6 6 9 8 11 0 9 6 5 5 40E 1 5 2 13 16 12 4 18 9 8 3 6 6 40E 2 2 13 16 12 4 18 9 85 6 2 me 2 au a 45E 1 125 2 13 16 16 5 19 3 8 1 6 6 9 8 11 0 9 6 5 5 45E 1 5 2 13 16 16 5 20 1 8 3 6 6 45E 2 2 13 16 16 5 20 1 8 5 6 2 2a E x 1 This is the distance between the base of the yoke to the centre of the stem connector at the fully up postion This ensures the positioner feedba2. c Remove the diaphragm plate key 13 diaphragm key 11 O Ring key 12 pressure plate key10 and the split ring halves key 9 Instruction Manual Form 5760 March 2007 3024C Actuator For a Type 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 14 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 1 Before starting assembly apply lithium grease key 200 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 Ass
3. in the upward direction limits retraction of the actuator stem 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 3 Check the actuator travel and then tighten the machined cheese head screw key 37
4. 024C 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 Type 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 3024C Actuator Instruction Manual Form 5760 March 2007 the eight hex cap screws key 113 that hold the assembly to the yoke 2 Loosen the lock key 115 that secures the drive screw assembly key 103 3 Remove the retaining ring key 110 and screw out the drive screw assembly key 103 4 Remove the retaining ring k
5. 8 0 7 1 6 10 23 870 135 6150 1380 45E 221 12 z 1 5 1 1 2 4 16 35 870 135 9230 2080 223 12 1 3 3 1 19 45 870 135 11 500 2590 221 8 0 5 1 7 7 25 940 146 4740 1070 221 12 2 0 8 2 6 12 38 940 146 7110 1600 223 12 0 9 3 2 13 46 940 146 8800 1980 Note 1 Effective diaphragm area at 0 valve travel from seat Note 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 Instruction Manual Form 5760 March 2007 3024C Actuator Table 4 Handwheel Specifications HAND TURNS PER RIM En ACTU WHEEL mm NCH Fopce 2 OUTPUT ATOR DIAMETER TRAVEL FORCE SIZE mm In mm In N Ib N Ib se 200 7 87 0 24 61 179 40 5000 1125 34 34E 40 and 250 9 84 0 21 5 4 286 64 10 000 2250 40E u 250 9 84 0 21 5 5 400 90 14 000 3150 1 Jangen ial handwheel force required to produce the handwheel output force snown 2 Brass operating nut and stainless steel screw Installation 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 e
6. 8 700 4230 213 6 1 125 0 8 1 7 12 25 390 60 5 16 800 3750 214 7 1 2 2 3 17 33 390 60 5 14 400 3270 213 4 0 3 1 0 4 15 380 58 9 19 000 4240 40E 214 5 1 5 0 6 1 5 9 22 380 58 9 17 100 3830 214 7 0 9 2 1 13 30 380 58 9 14 800 3360 213 4 0 2 1 2 3 17 370 57 4 17 800 4220 214 5 2 0 5 1 7 7 25 370 57 4 15 900 3560 214 7 0 7 2 4 10 35 370 57 4 13 300 2980 221 8 0 8 1 6 12 23 790 122 34 800 7810 45 221 12 32 1 2 2 5 17 36 790 122 27 600 6220 223 12 1 5 3 1 22 45 790 122 22 900 5120 221 8 0 8 1 6 12 23 790 122 34 800 7810 221 12 1 125 1 2 2 3 17 33 790 122 29 200 6590 223 12 1 5 3 0 22 44 790 122 23 700 5250 221 8 05 14 7 20 780 121 35 900 8110 45E 221 12 1 5 0 8 2 2 12 32 780 121 29 600 6650 223 12 1 0 2 7 15 39 780 121 25 700 5810 221 8 05 17 7 25 770 119 33 100 7380 221 12 z 2 0 7 2 5 10 36 770 119 26 900 6070 223 12 0 9 3 1 12 45 770 119 22 300 5000 Note 1 Effective diaphragm area at 0 valve travel from seat Note 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 Instruction Manual Form 5760 3024C Actuator March 2007 Table 3 Additional Specifications Action Air to Open r Effective Diaphragm Are
7. Actuator with Sliding Stem Valve Note Neither Emerson Emerson Process Management 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 Description The Type 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 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 a EMERSON www Fisher com Process Management D103048X012 3024C Actuator Instruction Manual Form 5760 March 2007 AIR PUSHES SPRINGS PUSH STEM DOWN STEM DOWN t a AIR LIFTS STEM UP SPRINGS LIFT STEM UP STEM SEAL STEM ideaa AIR TO OPEN ATO AIR TO CLOSE ATC Figure 2 Schematic of Type 3024C an ATC air to close actuator and an ATO air to open actuator The Type 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 Type 3024C ATO air to open actuator springs are lo
8. Instruction Manual Form 5760 March 2007 3024C Actuator Type 3024C Diaphragm Actuator Contents Introduction 00 c cece eee eee 1 Scope of Manual 0 eee eens 1 Description 00200 eee eee eee 1 Specifications 00 cece cee ees 2 Installation 0 arike ienna eee eee 5 Mounting the Actuator on the Valve 5 Actuator Maintenance 00 5 7 Disassembly 0 0c eee eee eee 8 Assembly 0 0c nennen nenn nn 9 Changing the Actuator Action 11 Side Mounted Handwheel 11 Adjustable Travel Stops 12 Parts Ordering 00ce eee eee eee 14 Parts ISB u raten wack wed ae ae EA 17 Introduction Scope of Manual This instruction manual provides information on installation adjustment maintenance and parts ordering for the Type 3024C 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 Type 3024C actuator without first being fully trained and qualified in valve actuator and accessory installation operation and maintenance and carefully reading and understanding the contents of this manual If you have any questions about these instructions contact your Emerson Process Management sales office before proceeding 9 er Figure 1 Type 3024C
9. a Maximum Output Thrust Size Spring Set Travel Spring Range Note 1 Maximum Actuator Stem Quantity Force Note 2 mm Inch Bar Psig cm Inches N Lb 217 3 0 5 1 3 7 19 170 26 4 780 170 30 218 5 16 1 4 2 2 20 32 170 26 4 2360 530 218 7 2 0 3 1 29 45 170 26 4 3360 760 217 3 0 3 1 3 4 19 175 27 1 550 120 30E 218 5 0 75 1 2 2 2 17 32 175 27 1 2180 490 218 7 1 8 3 1 26 45 175 27 1 3110 700 219 3 0 6 1 4 9 20 410 63 6 2450 550 34 212 5 16 1 1 1 9 16 28 410 63 6 4610 1040 212 7 1 6 2 7 23 39 410 63 6 6560 1480 219 3 0 4 1 4 6 20 420 65 1 1880 420 34E 212 5 0 75 1 0 1 9 15 28 420 65 1 4120 930 212 7 1 4 2 7 20 39 420 65 1 5870 1320 212 3 0 4 1 3 6 19 450 69 8 1880 420 40 213 6 32 0 8 1 8 12 26 450 69 8 3640 820 214 7 1 2 2 4 17 35 450 69 8 5530 1240 212 3 0 5 1 3 7 19 440 68 2 2200 500 213 6 1 125 0 9 1 8 13 26 440 68 2 3970 890 214 7 1 3 2 4 19 35 440 68 2 5920 1330 213 4 0 4 1 1 6 16 410 63 6 1560 350 40E 214 5 15 0 7 1 6 10 23 410 63 6 3010 680 214 7 1 0 2 3 15 33 410 63 6 4270 960 213 4 0 2 1 2 3 17 440 68 2 1060 240 214 5 2 0 5 1 8 7 26 440 68 2 2390 540 214 7 0 8 2 5 12 36 440 68 2 3400 760 221 8 0 8 1 7 12 25 940 146 7790 1750 45 221 12 32 z 1 2 2 5 17 36 940 146 11 700 2630 223 12 1 6 3 2 23 46 940 146 14 700 3300 221 8 0 9 1 7 13 25 910 141 8350 1880 221 12 1 125 1 4 2 5 20 36 910 141 12 500 2810 223 12 1 7 3 2 25 46 910 141 15 700 3530 221
10. 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 h 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 i 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 indicator plate 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
11. cated 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 SERIAL TAG VALVE TRAVEL BopY TRM O al oat Fae ACTUATOR ar i an RANGE PRESSURE Finen 1Q574760 Figure 3 Type 3024C Actuator Nameplate 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 Specifications Refer to table 1 for Specifications of the Type 3024C actuator See the actuator nameplate figure 3 for specific information about your actuator Table 1 Specifications ER Actuator Size Specmicanon 30 30E 34 34E 40 40E 45 45E Nominal EffeciveAra Se tables2and3 4 Maximum Operating Pressure Bar 6 to Diaphragm psig 87 mm 16 16 32 32 Maximum Travel Inch Sr 075 0 75 2 gt Inch 2 1 2 1 2 1 2 1 2 13 1 2 13 1 2 13 1 2 13 1 voke Boss Diameter mm 54 En 54 m 54 op 54 Hin 71 A 71 mm 71 a 71 m mm M12 x 1 75 M12 x 1 75 M16 x2 M16 x2 valve Stem Connector Thread gt inh 3718 24 3718 24 gt 172 20 er 17220 C Nitrile diaphragm and steel studs and nuts 40 to 82 Temperature Range jg Nitrile diaphragm and steel studs and nuts 40 to 180 P
12. ck arm if fitted is horizontal at mid travel 13 Instruction Manual Form 5760 3024C Actuator March 2007 a DEA LI ale g AN ug A Jo IL H Hs os ee Hs REVERSE ACTING DIRECT ACTING 1057490 Figure 7 Actuator Dimensions with Handwheel Parts Ordering Management should not under any circumstances be used in any Fisher Each actuator has a serial number stamped on the valve because they will void your nameplate figure 2 and key 34 on figures 8 and 9 warranty might adversely affect the Refer to the serial number when ordering performance of the valve and could replacement parts or when corresponding with your give rise to personal injury and Emerson Process Management sales office for property damage technical assistance Also specify the complete 7 or 11 character part number from the following parts list when ordering replacement parts Note Neither Emerson Emerson Process Management nor any of their affiliated AN entities assumes responsibility for the A WARNING selection use and maintenance of any product Responsibility for the Use only genuine Fisher replacement selection use and maintenance of any parts Components that are not pro
13. de 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 Type 3024C Air to Open Actuator figure 9 a Lift off the upper diaphragm 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
14. duct remains with the purchaser supplied by Emerson Process and end user Instruction Manual Form 5760 March 2007 3024C Actuator F OS BSH II y D GBOOSOH GHOOHOOORSOOO Figure 8 Direct Acting Actuator Air to Close Form 5760 March 2007 Instruction Manual 3024C Actuator G2SROOG OOOGOHHHOOA Figure 9 Reverse Acting Actuator Air to Open BOG GOV OOOOOROOOVE 16 Instruction Manual Form 5760 March 2007 3024C Actuator Parts List Note For part numbers not shown contact your Emerson Process Management sales office Actuator er Part Key Description 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 T Machined Screw pan head 6 required 8 Actuator Stem 9 Split Ring half 2 required 10 Pressure Plate 11 Diaphragm Sizes 30 and 30E 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 Springs see tables 2 and 3 for quantity 1 set number amp colour 16 Upper Diaphragm Casing Steel 17 Spring Locator 18 Drive Screw 2 required 19 Hex Head Cap Sc
15. e and maintenance of any product remains with the purchaser and end user Emerson Process Management Marshalltown lowa 50158 USA Cernay 68700 France Sao Paulo 05424 Brazil Singapore 128461 www Fisher com E M E RSO N Process Management Fisher Controls International LLC 2003 2007 All Rights Reserved Printed in USA
16. emble 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 Type 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 3024C Actuator Instruction Manual Form 5760 March 2007 SIZE 30 AND 30E 3 SPRINGS SIZE 34 34E 40 AND 40E 3 SPRINGS TO os N JE SIZE 40 AND 40E 6 SPRINGS ww OR SIZE 45 AND 45E 8 SPRINGS 2057503 SIZE 30 AND 30E IC A 699 SIZE 30 AND 30E 7 SPRINGS 5 SPRINGS SP SPRING LOCATOR SIZE 34 34E AND 40E SIZE WE 5 SPRINGS 4 SPRINGS SIZE 34 34E 40 AND 40E 7 SPRINGS SPRING SPRING LOCATOR SIZE 45 AND 45E 12 SPRINGS SPRING SPRING LOCATOR Figure 5 Type 3024C Spring Arrangements 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 s
17. ey 108 and drive out the pivot pin key 104 5 Remove the bushings key 107 from the body key 100 6 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 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 6 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 the actuator stroke
18. he 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 2 Bypass the control valve For a top loaded Type 3024C Air to Close actuator reduce the diaphragm air pressure to zero and remove the piping or tubing from the connection in the upper diaphragm casing key 16 For a bottom loaded Type 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 undersi
19. m thread 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 Type 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 CAUTION Be sure that the length of the actuator stem and the valve stem in the connector key 50 is equal to 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 sea
20. priate 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 Type 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 Type 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 3024C Actuator Instruction Manual Form 5760 March 2007 W8484 1 Figure 4 Actuator Mounting Components for Assembly with a Valve 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 is fully closed 4 Screw the two stem locknuts key 52 to the lower end of the valve ste
21. pring 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 Instruction Manual Form 5760 March 2007 3024C Actuator diaphragm without moving either the upper diaphragm casing or the diaphragm plate so that the diaphragm holes line up with those in the casings d Lift off the upper diaphragm casing and remove 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 e Replace the spring as previously f For actuator sizes 40E and 45E with 1 5 and 2 inch travels a casing spacer is fitted between the upper and lower diaphragm casings Place the casing spacer key 29 on the diaphragm and then the gasket key 30 as shown in figure 13 For a Type 3024C Air to Close Actuator figure 8 a Position the actuator springs symmetrically on the spring locator key 17 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 14 c Carefully slide the actuator stem with the assembled parts down through the bu
22. range to the bottom of the diaphragm remove the stem connector and then repeat steps d to j 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 3024C Actuator Instruction Manual Form 5760 March 2007 Avoid personal injury or property damage from sudden release of process pressure or bursting of parts Before performing any maintenance operations e Always wear protective gloves clothing and eyewear when performing any maintenance operations 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 t
23. ressure Connections Inch 1 4 18 NPT Maximum Approximate kg 9 5 9 5 18 0 18 0 19 5 21 5 33 5 35 5 Weight without handwheel Ib 20 9 20 9 39 7 39 7 43 0 47 4 73 9 78 3 Maximum Approximate kg 16 5 16 5 25 0 25 0 26 5 28 5 40 5 42 5 Weight with handwheel Ib 36 4 36 4 55 1 55 1 58 4 62 8 89 3 93 7 Instruction Manual Form 5760 March 2007 3024C Actuator Table 2 Additional Specifications Action Air to Close r Effective Diaphragm Area Maximum Output Thrust Size Spring Set Travel Spring Range Note 1 Maximum Actuator Stem Quantity Force Note 2 mm Inch Bar Psig cm2 Inches2 N Lb 217 3 0 3 1 1 4 16 160 24 8 7840 1760 30 218 5 16 1 3 2 0 19 29 160 24 8 6400 1440 218 7 1 8 2 9 26 42 160 24 8 4960 1120 217 3 0 3 1 3 4 19 160 24 8 7520 1690 30E 218 5 0 75 1 3 2 2 19 32 160 24 8 6080 1360 218 7 1 8 3 0 26 44 160 24 8 4800 1070 219 3 0 3 1 1 4 16 400 62 0 19 600 4400 34 212 5 16 0 9 1 7 13 25 400 62 0 17 200 3840 212 7 1 3 2 3 19 33 400 62 0 14 800 3350 219 3 0 3 1 3 4 19 400 62 0 18 800 4220 34E 212 5 0 75 0 9 1 8 13 26 400 62 0 16 800 3780 212 7 1 3 2 5 19 36 400 62 0 14 000 3160 212 3 0 4 1 3 6 19 390 60 5 18 300 4110 40 213 6 32 0 8 1 8 12 26 390 60 5 16 400 3690 214 7 1 2 2 4 17 35 390 60 5 14 000 3150 212 3 04 12 6 17 390 60 5 1
24. rew Sizes 30 30E 7 required Sizes 34 34E 40 and 40E 12 required Size 45 45E 17 required 20 Hex Nut Size 30 30E 10 required Size 34 34E 40 and 40E 15 required Size 45 45E 20 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 Recommended spare parts 30 Gasket Size 40E 0598313 Size 45E 0607304 31 Bellows 32 Plain Washer Size 30 30E 10 required Size 34 34E 40 and 40E 15 required Size 45 45E 20 required 33 Warning Label 34 Nameplate 35 Drive Screw 2 required 50 Stem Connector Assembly 52 Hex Jam Nut 2 required 200 Lithium Grease 201 Thread Locking Adhesive High Strength Side Mounted Handwheel Key Description oii 100 Body 101 Lever 2 required 102 Operating Nut 103 Drive Screw Assembly 104 Pivot Pin 105 Spacer 106 Shim Ring 107 Bushing 2 required 108 Retaining Ring 2 required 109 Thrust Washer 110 Retaining Ring 111 Cap Screw hex head 112 Nut hex 113 Cap Screw hex head 8 required 115 Lock 117 Nut hex 200 Lithium Grease Adjustable Up Travel Stop pot Part Key Description Number Sizes 30 30E 34 34E 40 and 40E 16 Upper Diaphragm Casing 24 Cap Screw hex head 25 Hex Nut Sizes 45 and 45E 16 Upper Diaphragm Casing 36 Adjustment Nut 37 Machined Sc
25. rew cheese head 38 Bushing 40 Protective Cover 2 required 41 Hex Cap Screw 2 required 42 Hex Nut 2 required 17 Instruction Manual Form 5760 3024C Actuator March 2007 Qs INK 3057478 Figure 11 Adjustable Up Travel Stop for Sizes 30 to 40E Instruction Manual Form 5760 March 2007 3024C Actuator 9060 3Q57478 Figure 12 Adjustable Up Travel Stop for Sizes 45 to 45E Figure 14 Casing Spacer Detail for ATC Instruction Manual Form 5760 3024C Actuator March 2007 Fisher is a mark owned by Fisher Controls International LLC a member of 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 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 and maintenance of any product Responsibility for the selection us
26. shing 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 located 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 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 The actuator can be changed from a Type 3024C Air to Open to a 3
27. ting 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 Instruction Manual Form 5760 March 2007 3024C Actuator 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 Type 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 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
28. xceed 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 your 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 Type 3024C diaphragm actuator is normally shipped mounted on a valve Refer to the appro
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