Fisher D500243X012 Automobile Parts User Manual
Contents
1. zzzzzJ PISTONS AT PISTONS AT BODY ENDS BODY CENTER Figure 7 Installing Actuator Pistons SPRING SET 2 SPRING SET 3 MID SPRING OUTER SPRING SPRING SET 4 INNER AND OUTER SPRING OR MID INNER SPRING AS AN ALTERNATE ELO A 4 202 SPRING SET 5 A7040 IL MID AND OUTER SPRING SPRING SET 6 INNER MID AND OUTER SPRING Figure 8 Spring Arrangement for E Series Actuators Spring Return E Series Actuators Spring return E Series actuators use from two to a maximum of six springs One two or three springs are inserted into each end cap see figure 8 Refer to the nameplate to verify the number of springs required Each end cap spring pack incorporates a travel stop adjustment screw key 37 This may be used to adjust the end of the stroke for valve seating in either the fail open or fail closed arrangements 1 When installing used springs in a spring return actuator ensure that the springs are replaced in the identical position from which they were removed 2 If a spring return actuator is being repaired due to spring failure replace all the springs in the actuator 3 To assemble the spring assembly install the spring s into the end cap Be sure that all springs are seated correctly in the end cap key 5 and in the spring holder key 9 Place the spring holder and washer on top of the springs and install the adjustment screw keys 34 and 37 Instruction Manual Form 54172. Table 4 Bolting Torques between 1035 and Yoke ACTUATOR Bolt Diameter SIZE Inches Torque Nem Torque Ibfeft E25 1 4 11 8 3 E40 E65 5 16 22 16 5 E100 E200 E350 3 8 39 29 E600 1 2 91 67 E950 5 8 163 120 E1600 3 4 258 190 P2500 P2505 P4000 P4005 3 4 203 130 Installation When an actuator and a valve are shipped together the actuator is normally mounted on the valve Follow the valve body instructions when installing the control valve in the pipeline If the actuator is shipped separately from the valve or if it is necessary to mount the actuator on the valve perform the procedures in the Actuator Mounting section Always wear protective gloves clothing and eyewear when performing any installation operations to avoid personal injury To avoid personal injury or property damage caused by bursting of pressure retaining parts be certain the service conditions do not exceed the limits given in table 1 Use pressure limiting devices or pressure relieving devices to prevent the cylinder pressure from exceeding these limits If hoisting the valve and actuator assembly or the actuator by itself take precautions to prevent people from being injured in case the hoist or sling slips unexpectedly Refer to table 3 for actuator weights Carefully position the sling to prevent damage to tubing or any accessories Check with your process or safety engineer for any additional measures
3. Do not install operate or maintain a Type 1035 actuator without first e being fully trained and qualified in valve actuator and accessory installation operation and maintenance and carefully reading and understanding the contents of W9255 Figure 1 Type 1035 Actuator with Type A41 Valve this manual If you have any questions about these instructions contact your Emerson Process Management sales office before proceeding 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 m amp v EMERSON www Fisher com Process Management D500243X012 1035 El O Matic Actuator Instruction Manual Form 5417 February 2007 Table 1 Specifications Type 1035 Actuator Double Acting Spring Return EDA 25 ESA 25 EDA 40 ESA 40 EDA 65 ESA 65 EDA 100 ESA 100 EDA 200 ESA 200 EDA 350 ESA 350 EDA 600 ESA 600 EDA 950 ESA 950 EDA 1600 ESA 1600 PDA 2500 PSA 2505 PDA 4000 PSA 4005 Output Shaft Double D insert for Type 41 valves Optional ISO 5211 square insert Recessed ISO 5211 square drive for P Series actuators Dual Stop Adjustment E Series actuators are furnished with dual stop adjustments DSA as a standard feature W P Series actuators
4. The inward movement of the piston is limited by the housing stop see figure 4 P Series actuators have a Limit Stop Plate option LSP which is used with standard actuator constructions The LSP is not used when a Type 1080 is used The LSP or the Type 1080 limits travel in either direction for any construction Refer to figure 4 To adjust the travel stops refer to the valve instruction manual for open and closed positions of the valve Upon assembly ensure that the power actuator does not drive the valve past 90 degrees of rotation Valve component parts can be damaged if high actuator air pressure is applied past 90 degrees Travel limits must be set in the actuator not in the valve It is recommended that the valve be out of the pipeline when adjusting travel limits Instruction Manual POSITION AND END CAP TRAVEL STOP ADJUSTS VALVE OPEN POSITION PISTONS INSTALLED 180 PIPELINE FROM STANDARD CODE A See gt BOTH ENDS ADJUSTMENT END CAP TRAVEL SCREW REMOVED lt 3 J STOP ADJUSTS CLOSED POSITION BOTH ENDS lt 2 CODE C OPTIONAL CONSTRUCTION CODE C VALVE ACTUATOR POSITION IS SHOWN ACTUATOR IS PERPENDICULAR WITH PIPELINE AIR AT PORT A ROTATES PINION GEAR CW AND AIR AT PORT B ROTATES PINION CCW END CAP TRAVEL STOP ADJUSTS VALVE CLOSED POSITION AND HOUSING STOP IS NOT AVAILABLE NOTES THE SHAFT WITH RESPECT TO THE SLOT IN THE TOP OF THE DRIVE
5. that must be taken to protect against process media If installing into an existing application also refer to the WARNING at the beginning of the Maintenance section in this instruction manual Actuator Mounting Use the following steps to connect a valve and actuator that has been ordered separately The Type 1035 E Series is offered with a Double D insert as standard to allow direct coupling to the Type A41 valve drive shaft A few actuator valve combinations will require the use of an external coupler E100 with a 1 inch drive shaft E200 and E350 with a 1 1 2 inch drive shaft P Series applications the actuators feature an ISO 5211 recessed square drive shaft and requires an external coupler to engage the valve drive shaft P Series actuators also require the use of a Limit Stop Plate LSP if a Type 1080 Declutchable Manual actuator is not being used Assemble the bracket actuator LSP if necessary and valve assembly as follows 1 Rotate the valve drive shaft to the position necessary to match the valve actuator operation See figure 3 for mounting style codes and positions 2 Attach the yoke mounting bracket to the actuator or the LSP if necessary Do not fully tighten cap screws at this time You will need to align the valve and actuator or valve coupler LSP and actuator before tightening the mounting screws to the required torque The 5 8 inch screws should not be used to mount the actuator to the yoke mount
6. Construction High Temperature Low Temperature Nitrile O Rings Fluorocarbon O Rings EPDM O Rings E25 75 0594 012 75 0595 012 75 0596 012 40 75 0594 022 75 0595 022 75 0596 022 65 75 0594 032 75 0595 032 75 0596 032 100 75 0594 042 75 0595 042 75 0596 042 200 75 0594 052 75 0595 052 75 0596 052 50 75 0594 062 75 0595 062 75 0596 062 600 75 0594 122 75 0595 122 75 0596 122 950 75 0594 132 75 0595 132 75 0596 132 1600 75 0594 142 75 0595 142 75 0596 142 2500 2505 75 0594 102 75 0595 102 75 0596 102 4000 4005 75 0594 112 75 0595 112 75 0596 112 Table 6 O Ring Kits Actuator High Temperature Fluorocarbon Low Temperature EPDM E25 75 0592 012 75B0593X012 E40 75B0592X022 75B0593X022 E65 75B0592X032 75B0593X032 E100 75B0592X042 75B0593X042 E200 75B0592X052 75B0593X052 E350 75B0592X062 75B0593X062 E600 75B0592X122 75B0593X122 E950 75B0592X132 75 0593 132 1600 75 0592 142 75 0593 142 2500 2505 75 0592 102 75B0593X102 P4000 P4005 75 0592 112 75 0593 112 19 Instruction Manual i Form 5417 1035 El O Matic Actuator February 2007 Parts Reference Table 7 E Series Parts List Table 8 P Series Parts List Key Number Descriptio
7. February 2007 1035 El O Matic Actuator 10 SPRINGS 12 SPRINGS 14 SPRINGS ELO A 4 201 A7041 1 IL Figure 9 Spring Arrangement for P Series Actuators 4 Place the end cap bolts through the retention holes of the end cap If converting a double acting unit to a spring return unit be sure to use new end cap screws key 25 figure 12 5 Engage the bolts with the tapped holes in the actuator body by forcing down slightly on the cap Tighten each bolt in small equal amount of turns compressing the springs equally Spring Return P Series Actuators Spring return actuators use from four to a maximum of fourteen springs One through seven springs are inserted into each end cap see figure 9 Refer to the nameplate to verify the number of springs required 1 When installing used springs in a spring return actuator ensure that the springs are replaced in their identical position in the end cap from where they were removed Note When less than the standard number of seven springs are used in each end cap the springs should be positioned as shown in figure 9 2 If a spring return actuator is being repaired due to a failed spring replace all the springs in the actuator 1F1137 ANGLE NEEDLE VALVE 1 4882 PIPE NIPPLE BYPASS ASSEMBLY SCALE 1 1 4 X 1 4 NPT k to N 11A8741 E0059 IL SECTION 5 8X3 4X1 16 Figure 10 Bypass Valve 3 Ensure that the pistons are strok
8. provide dual stops with the use of the Limit Stop Plate LSP option The LSP is mounted between the actuator and yoke Supply Pressure Operating Pressure 2 8 to 8 3 bar 40 to 120 psig for both double acting and spring return actuators Temperature Range Standard 20 to 79 C 4 to 175 F with Nitrile O rings Optional High Temperature 20 to 121 C 4 to 250 F with fluorocarbon O rings a V in model number or Low Temperature 40 to 79 C 40 to 175 F with EPDM and special lubricant an LT in model number Performance Characteristics See tables 2 and 3 Rotation for Code A Construction Rotation is counterclockwise with port A pressurized with standard code A construction Spring return actuators fail clockwise with standard construction for standard code A actuators see figure 3 for optional constructions Maximum Output Torque See Catalog 14 Lubrication Factory lubricated for the normal life of the actuator see temperature range shown above Coating All units feature a two component polyurethane coating system as standard Actuator Tubing Size 3 8 inch O D standard for all sizes Options Parts kits O ring kits provides O rings only and repair kits provide O rings guide bushings and soft parts Kits are available for standard and high temperature or for low temperature applications Unit is field reversible 1 The pressure temperature
9. ring keys 38 22 and 29 Spring precompression on the spring holder is released while unscrewing the travel stop screw key 37 When the travel stop screw key 37 is removed from the end cap assembly it will release the spring clip washer key 34 and spring s key 9 34 and 6 7 and 8 if used If reusing springs return them to the same location as removed If replacing springs replace all the springs in both end caps c For Spring Return P Series Actuators It is very important to ensure that the springs are fully extended by retracting the piston key 2 inwards toward the drive shaft key 3 Operationally check the actuator to ensure that the pistons are moved all the way to the center towards the drive shaft before removing the socket head cap screws key 25 figure 12 Read the steps in this sub section before removing the end cap screws key 25 The pre loaded spring pressure rests on the pistons when they are extended outward If the end cap screws are removed before the spring loading is reduced the end cap key 5 can fly off the end of the actuator causing personal injury or property damage Ensure that the pistons are moved fully toward the drive shaft If this is not possible provide a means of containing the end cap while removing the socket head cap screws The springs are in between the end and piston Be careful when removing the end cap as the springs may fall out of the body or e
10. temperature ranges Standard and High Temperature Actuator Lubricate the actuator moderately with a complex calcium sulphonate grease suitable for the application s temperature range Use the Parts Kit for the appropriate temperature application Low Temperature Actuator Lubricate the actuator moderately with low temperature silicone grease Use the Parts Kit for standard and low temperature applications Lubricate the actuator moderately with an appropriate grease Apply a light film of grease to all O rings gear racks bearings bushings and guide bands In the following steps lubricate all moving parts during re assembly Installing the Drive Shaft E Series actuators Some constructions use a Dual Stop arrangement The housing adjustment screw is used with a pin located in the drive shaft and a stroking adjustment cam mounted on the shaft for the stop Ensure the cam is aligned correctly with respect to the housing adjustment screw Use figure 4 as a guide for alignment 1 Replace the top and bottom shaft bearings keys 20 and 12 in the actuator body 2 Insert the adjustment screw if applicable and thread it into the body a few turns and hand tighten the hex nut The adjustment screw should be loose enough to allow full travel of the cam and pistons 3 Place the cam see figure 4 on the small end of the drive shaft Position the cam on the shaft so the pin is located in the open section of the cam 4 Inst
11. the actuator body gently push them simultaneously into the housing Turn the top shaft extension clockwise At the proper point of engagement between the center gear and piston assemblies both piston assemblies will move toward the center of the housing 7 Once the drive shaft and pistons are properly engaged ensure smooth movement at 90 degree operation can occur without moving the pistons out of the actuator body Do this by turning the top shaft extension to the closed position and back a few times 8 If not already done replace the washer over the top shaft extension Install the spring clip onto the mating groove on the top shaft extension with a pin spanner 9 Replace the actuator end caps taking care to properly seal them with O rings Use the metric hex keys to replace the socket head screws 10 The adjustment screw and nut if applicable should now be set to stop travel at the desired position Changing Rotation Direction Use the disassembly and assembly procedures provided in this section In general you will be removing the pistons turning them 180 degrees and reinstalling them This action changes the direction of rotation In figure 3 compare Code A and Code D piston positions 1035 El O Matic Actuator Instruction Manual Form 5417 February 2007 Eu 72222222222222222222 45 START NOTE PISTONS ARE SHOWN IN THE CODE A POSITION 75 0509 7042 IL k L LLLKA 90
12. them Operation Units supplied from the factory as an assembly are adjusted per specifications supplied to the factory on the original order Unless the valve actuator assembly has been damaged during shipment or the actuator removed for maintenance the assembly should be factory adjusted and ready for service Actuator Orientation The Type 1035 actuator is normally installed with its major axis parallel to the pipeline see code A figure 3 However the actuator can also be oriented 90 degrees to the pipeline See figure 3 for standard and optional orientations Note Code B is not available in the E Series The P or E Series actuator drive shaft turns a full 90 degrees and the stroke is adjustable for the valve closed position When necessary refer to the actuator adjustment steps in this manual Note The Type A41 High Performance Butterfly valve should not be turned by the power actuator more than 90 degrees of rotation Pre adjust actuator stops to limit travel to 90 degrees or less until adjustment steps are completed A double acting actuator can be changed in the field to a spring return unit or vice versa requires different end caps Code A actuators can be converted to a code D unit by turning the pistons 180 degrees from the position shown for code A See figure 3 for piston and shaft orientation Adjustments E Series actuators provide end cap adjustment screws to limit outward travel of the piston
13. 0 91 3 6 25 1 0 99 12 0 35 214 0 49 29 9 E200 110 43 377 148 22 0 8 48 8 10 610 E350 145 57 377 148 37 18 110 19 116 600 175 69 440 1 73 3 3 2 9 177 3 1 189 E950 200 79 50 3 1 98 5 4 47 287 49 299 E1600 230 9 1 62 8 2 47 5 8 73 445 8 0 488 P2500 P2505 300 118 56 5 2 22 6 7 8 0 488 9 3 567 P4000 P4005 325 12 8 817 322 124 13 5 824 175 1068 1 These times assume smaller solenoids for smaller actuators and larger solenoids for larger actuators with varying Cvs but a constant air supply pressure of 80 psi 5 51 bar E25 to E350 assume a 0 09 Cv 0 08 Kv E600 amp E9500 a 0 26 Cv 0 22 Kv E1600 P2505 amp P4005 a 0 51 Cv 0 44 Kv 2 To calculate air consumption per stroke multiply free air volume X air supply pressure absolute ur STANDARD SQUARE END COUPLER DOUBLE ACTING ACTUATOR SPRING DOUBLE D CONNECTION STANDARD SQUARE END CAP SPRING RETURN E SERIES INSERT W6954 IL Figure 2 Typical Actuator Assembly 1035 El O Matic Actuator Instruction Manual Form 5417 February 2007 Table 3 Approximate Weights ACTUATOR kg Ibs SIZE EDA ESA EDA ESA E25 1 2 1 7 27 3 7 40 1 8 2 4 4 0 5 3 E65 2 4 3 6 5 3 7 9 E100 2 8 4 6 6 1 10 1 E200 5 8 9 1 12 8 20 1 E350 10 4 16 9 22 9 37 8 E600 19 4 27 6 42 8 60 8 E900 26 4 38 6 582 85 0 1600 42 7 65 8 94 1 145 P2500 P2505 56 7 88 0 125 194 P4000 P4005 86 2 132 0 190 291
14. 8 O ring Nitrile 1 25 Socket head screw 8 29 End cap O ring Nitrile 2 26 O ring Nitrile 2 30 End cap O ring Nitrile 2 Limit stop plate steel figure 4 1 34 Washer steel 2 Cam steel figure 4 1 35 Spring clip 1 Adjustment screw steel figure 4 2 36 Socket Head Cap Screw Steel 8 Hex lock nut steel figure 4 2 37 Travel Stop Screw ESN Steel 2 Socket head cap screw steel not 38 Hex nut Steel 2 E shown 4 39 Nut cover Polyethylene 2 Drive adapter steel figure 4 1 40 Travel stop screw EDN Screw 2 Lubricant Standard and High cese 41 Hex nut steel 2 25 42 Nut cover polyethylene 2 Low 49 Orang Nitrile Lubricant Low Temperature er 44 Insert 1 Construction Biases PM Housing adjustment screw steel figure 4 1 1M5964X0012 Stroking adjustment cam steel figure 4 Recommended spare parts contained in a repair kit 1 Polyoxymethylene 2 Complex Calcium Sulphonate Grease Hex lock nut steel figure 4 1 Hex lock nut polyethylene figure 4 1 Lubricant Standard and High 2 Temperature Construction COPA Low Lubricant Low Temperature Temperature SoS Constructi Silicone onstruction Grease 1 5964 0012 Recommend 1 Polyoxymetl led spare parts contained in a repair kit hylene 2 Complex Calcium Sulphonate Grease 20 Instruction Ma
15. A CHAMBER PORT B V Qe CODE D OPTIONAL CONSTRUCTION CODE D VALVE ACTUATOR POSITION IS SHOWN ACTUATOR IS PARALLEL WITH PIPELINE TOP VIEW AIR AT PORT A ROTATES PINION GEAR CW AND AIR AT PORT B ROTATES PINION CCW LIMIT STOP PLATE ADJUSTS BOTH OPEN AND CLOSE POSITIONS LSP IS MOUNTED BETWEEN ACTUATOR AND MOUNTING BRACKET SEE FIGURE 4 FOR DETAILS 1 DRAWING SHOWS THE ORIENTATION OF THE SQUARE INSERT VALVE CONNECTION ON THE SHAFT WITH RESPECT TO THE SLOT IN THE TOP OF THE DRIVE SHAFT Kos P SERIES DOUBLE ACTING ACTUATOR CODES 7045 IL Figure 3 Mounting Style Codes and Positions Section 3 Instruction Manual Form 5417 February 2007 1035 El O Matic Actuator T SQUARE ACTUATOR DRIVE SHAFT ACTUATOR DRIVE AND PINION GEAR PISTON PORTA CHAMBER CODE A STANDARD CONSTRUCTION CODE A VALVE ACTUATOR POSITION IS SHOWN ACTUATOR IS PARALLEL WITH PIPELINE TOP VIEW AIR AT PORT A ROTATES PINION GEAR CCW AND SPRING COMPRESSION ROTATES PINION CW SPRING FAILS DISC TO CLOSED POSITION LIMIT STOP PLATE ADJUSTS BOTH OPEN AND CLOSE POSITIONS LSP IS MOUNTED BETWEEN ACTUATOR AND MOUNTING BRACKET SEE FIGURE 4 FOR DETAILS PISTONS INSTALLED 180 FROM STANDARD CODE A PIPELINE OS E b sor Ber Se CODE C OPTIONAL CONSTRUCTION CODE C VALVE ACTUATOR POSITION IS SHOWN ACTUATOR IS PERPENDICULAR WITH PIPELINE AIR AT PORT A ROTATES
16. Instruction Manual Form 5417 February 2007 1035 El O Matic Actuator 1035 El O Matic Rack and Pinion Rotary Actuator Contents Introduction 1 Scope of Manual 1 Description 2 Specifications 2 Installation 4 Operation ier en Tie RA 5 Adjustment 11 Troubleshooting 11 Maintenance 11 Actuator Disassembly 12 Actuator Assembly 14 Changing Rotation Direction 15 Spring Return E Series Actuators 16 Spring Return P Series Actuators 17 Installing the Bypass Valve 18 Parts 0 18 PartssKitS ou ake erties tein eae 19 cgi 20 Introduction Scope of Manual This instruction manual includes installation maintenance and parts ordering information for 1035 El O Matic rack and pinion rotary actuators figure 1 These actuators are available in both double acting and spring return figure 2 configurations Spring return units provide fail action in response to spring compression The actuator is field reversible Instructions for the valve and for any accessories used with the actuator are found in separate manuals
17. LOSED POSITION AND HOUSING STOP IS NOT AVAILABLE 2 gt ADJUST THE TRAVEL STOP SCREWS EQUALLY ON BOTH ENDS OF THE ACTUATOR 3 gt FROM A STANDARD CONSTRUCTION CODE A REMOVE HOUSING ADJUSTMENT SCREW AND LOCKNUT 7580451 E SERIES DOUBLE ACTING ACTUATOR CODES A7043 IL Figure 3 Mounting Style Codes and Positions Section 1 Instruction Manual Form 5417 February 2007 1035 El O Matic Actuator 1 DOUBLE D POSITION ACTUATOR DRIVE SHAFT THIS CONSTRUCTION CANNOT BE AND PINION GEAR USED BECAUSE THE HOUSING TRAVEL STOP CAN NOT BE USED TO ADJUST THE CLOSED POSITION PISTON OF THE DISC AND THE SLOT IN THE TOP OF THE ACTUATOR SHAFT WILL NOT INDICATE DISC POSITION PORTA 1 Y CHAMBER M ne i HOUSING TRAVEL STOP ADJUSTS CLOSED POSITION CODE A STANDARD CONSTRUCTION CODE A VALVE ACTUATOR POSITION IS SHOWN ACTUATOR IS PARALLEL WITH PIPELINE TOP VIEW NOT AVAILABLE AIR AT PORT A ROTATES PINION GEAR CCW AND SPRING COMPRESSION ROTATES PINION CW CODE B CONSTRUCTION e SPRING FAILS DISC TO CLOSED POSITION CODE B VALVE ACTUATOR POSITION IS SHOWN HOUSING TRAVEL STOP ADJUSTS VALVE CLOSED e NOT AVAILABLE POSITION AND END CAP TRAVEL STOP ADJUSTS VALVE OPEN POSITION PISTONS INSTALLED 180 T gt ACTUATOR DRIVE PISTONS INSTALLED 180 FROM STANDARD CODE A FROM STANDARD CODE A PIPELINE SHAFT ROTATED 90 FROM STANDARD
18. Matic Actuator Instruction Manual Form 5417 February 2007 ES LOCK NUT 224 er END CAP ADJUSTMENT ADJUSTMENT CAM HOUSING ADJUSTMENT 1 LIMIT STOP PLATE STOP PLATE ACTUATOR BASE DRIVE SHAFT Ws yer STOP ADJUSTMENT 2 4 STOP ADJUSTMENT 1 YA SIDE VIEW VN a w TRE x Pry 4 A i MOUNTING 5 NR NE b BRACKET s 269 CAM DRIVE ADAPTOR BOTTOM VIEW ELO A 1 501 05 5 96 ELO A 1 503 05 5 96 A6952 1 IL LIMIT STOP PLATE DETAIL FOR P SERIES ACTUATORS Figure 4 Travel Stop Adjustments Instruction Manual Form 5417 February 2007 1035 El O Matic Actuator DOUBLE ACTING SPRING RETURN AIT HE Figure 5 Code A Assemblies Troubleshooting If unit still fails to operate consult your Emerson If the actuator does not function make the following checks 1 Check for worn teeth on piston racks if the actuator exhibits excessive amounts of backlash If worn replace piston gear rack assembly 2 Check supply pressure to ensure the air supply is reaching the actuator Place a gauge in the line at the inlet of the actuator Monitor the gauge for unexpected pressure drops when operating pressure is applied to the actuator 3 Check piston seal leakage For spring return actuators piston s
19. PINION GEAR CW AND SPRING COMPRESSION ROTATES PINION CCW SPRING FAILS DISC TO OPEN POSITION LIMIT STOP PLATE ADJUSTS BOTH OPEN AND CLOSE POSITIONS LSP IS MOUNTED BETWEEN ACTUATOR AND MOUNTING BRACKET SEE FIGURE 4 FOR DETAILS NOTES SHAFT ROTATED 90 FROM STANDARD PORTA CHAMBER NS op CODE B CONSTRUCTION CODE B VALVE ACTUATOR POSITION IS SHOWN ACTUATOR IS PERPENDICULAR WITH PIPELINE AIR AT PORT A ROTATES PINION GEAR CCW AND SPRING COMPRESSION ROTATES PINION CW SPRING FAILS DISC TO CLOSED POSITION LIMIT STOP PLATE ADJUSTS BOTH OPEN AND CLOSE POSITIONS LSP IS MOUNTED BETWEEN ACTUATOR AND MOUNTING BRACKET SEE FIGURE 4 FOR DETAILS PISTONS INSTALLED 180 ACTUATOR DRIVE FROM STANDARD CODE A SHAFT ROTATED 90 FROM STANDARD CODE D OPTIONAL CONSTRUCTION CODE D VALVE ACTUATOR POSITION IS SHOWN ACTUATOR IS PARALLEL WITH PIPELINE TOP VIEW AIR AT PORT A ROTATES PINION GEAR CW AND SPRING COMPRESSION ROTATES PINION CCW SPRING FAILS DISC TO OPEN POSITION LIMIT STOP PLATE ADJUSTS BOTH OPEN AND CLOSE POSITIONS LSP IS MOUNTED BETWEEN ACTUATOR AND MOUNTING BRACKET SEE FIGURE 4 FOR DETAILS 1 gt DRAWING SHOWS THE ORIENTATION OF THE SQUARE INSERT VALVE CONNECTION ON THE SHAFT WITH RESPECT TO THE SLOT IN THE TOP OF THE DRIVE SHAFT 7680449 P SERIES SPRING RETURN ACTUATOR CODES 7046 IL Figure 3 Mounting Style Codes and Positions Section 4 1035 El O
20. PORT A i CHAMBER WI PORTA ADJUSTMENT END CAP TRAVEL SCREW REMOVED lt 3 END CAF TRAVEL ADJUSTMENT STOP ADJUSTS STOP ADJUSTS SCREW REMOVED 3 CLOSED POSITION CLOSED POSTION BOTH 5 lt 21 BOTH ENDS 2 CODE C OPTIONAL CONSTRUCTION CODE D OPTIONAL CONSTRUCTION e CODE C VALVE ACTUATOR POSITION IS SHOWN CODE D VALVE ACTUATOR POSITION IS SHOWN ACTUATOR IS PERPENDICULAR WITH PIPELINE ACTUATOR IS PARALLEL WITH PIPELINE TOP VIEW AIR AT PORT A ROTATES PINION GEAR CW AND SPRING COMPRESSION ROTATES PINION CCW AIR AT PORT A ROTATES PINION GEAR CW AND SPRING FAILS DISC TO OPEN POSITION SPRING COMPRESSION ROTATES PINION CCW END CAP TRAVEL STOP ADJUSTS VALVE CLOSED SPRING FAILS DISC TO OPEN POSITION POSITION AND HOUSING STOP IS NOT AVAILABLE END CAP TRAVEL STOP ADJUSTS VALVE CLOSED NOTES POSITION AND HOUSING STOP IS NOT AVAILABLE T gt DRAWING SHOWS THE ORIENTATION OF THE DOUBLE D VALVE CONNECTION THE SHAFT WITH RESPECT TO THE SLOT IN THE TOP OF THE DRIVE SHAFT 2 gt ADJUST THE TRAVEL STOP SCREWS EQUALLY ON BOTH ENDS OF THE ACTUATOR 3 FROM A STANDARD CONSTRUCTION CODE A REMOVE HOUSING ADJUSTMENT SCREW AND LOCKNUT AND REPLACE IT WITH A CAP SCREW FOR CODE C AND D A7044 IL E SERIES SPRING RETURN ACTUATOR CODES Figure 3 Mounting Style Codes and Positions Section 2 1035 El O Matic Actuator Instruction Manual Form 5417 February 2007 SQUARE INSE
21. RT ACTUATOR DRIVE SHAFT AND PINION GEAR PISTON PORTA CHAMBER PORT B V CHAMBER CODE A STANDARD CONSTRUCTION CODE A VALVE ACTUATOR POSITION IS SHOWN ACTUATOR IS PARALLEL WITH PIPELINE TOP VIEW AIR AT PORT A ROTATES PINION GEAR CCW AND AIR AT PORT B ROTATES PINION CW LIMIT STOP PLATE ADJUSTS BOTH OPEN AND CLOSE POSITIONS LSP IS MOUNTED BETWEEN ACTUATOR AND MOUNTING BRACKET SEE FIGURE 4 FOR DETAILS PISTONS INSTALLED 180 FROM STANDARD CODE A PIPELINE a s J PORT A CHAMBER PORT B CHAMBER CODE C OPTIONAL CONSTRUCTION CODE C VALVE ACTUATOR POSITION IS SHOWN ACTUATOR IS PERPENDICULAR WITH PIPELINE AIR AT PORT A ROTATES PINION GEAR CW AND AIR AT PORT B ROTATES PINION GEAR CCW LIMIT STOP PLATE ADJUSTS BOTH OPEN AND CLOSE POSITIONS LSP IS MOUNTED BETWEEN ACTUATOR AND MOUNTING BRACKET SEE FIGURE 4 FOR DETAILS NOTES ACTUATOR DRIVE SHAFT ROTATED 90 FROM STANDARD PORTA CHAMBER PORT CHAMBER L CODE B OPTIONAL CONSTRUCTION CODE B VALVE ACTUATOR POSITION IS SHOWN ACTUATOR IS PERPENDICULAR WITH PIPELINE AIR AT PORT A ROTATES PINION GEAR CCW AND AIR AT PORT B ROTATES PINION CW LIMIT STOP PLATE ADJUSTS BOTH OPEN AND CLOSE POSITIONS LSP IS MOUNTED BETWEEN ACTUATOR AND MOUNTING BRACKET SEE FIGURE 4 FOR DETAILS PISTONS INSTALLED 180 ACTUATOR DRIVE FROM STANDARD CODE A SHAFT ROTATED 90 FROM STANDARD PORT
22. SHAFT AND REPLACE IT WITH A CAP SCREW FOR CODE C AND D 1 DRAWING SHOWS THE ORIENTATION OF THE DOUBLE D VALVE CONNECTION ON i Form 5417 1035 El O Matic Actuator February 2007 THIS CONSTRUCTION CANNOT BE DOUBLE D lt T NERA NAR USED BECAUSE THE HOUSING POSITION TRAVEL STOP CAN NOT BE USED TO ADJUST THE CLOSED POSITION SETON OF THE DISC AND THE SLOT IN THE OF THE ACTUATOR SHAFT WILL NOT INDICATE DISC POSITION PORTA CHAMBER PORT BOTH ENDS END CAP TRAVEL HOUSING TRAVEL STOP ADJUSTS STOP ADJUSTS OPEN POSITION CLOSED POSITION CODE A STANDARD CONSTRUCTION NOT AVAILABLE CODE A VALVE ACTUATOR POSITION IS SHOWN ACTUATOR IS PARALLEL WITH PIPELINE VIEW AIR AT PORT A ROTATES PINION GEAR CCW AND CODE B CONSTRUCTION AIR AT PORT B ROTATES PINION CW CODE B VALVE ACTUATOR POSITION IS SHOWN HOUSING TRAVEL STOP ADJUSTS VALVE CLOSED A VATOR POSITIONIS SHO LD ACTUATOR DRIVE SHAFT ROTATED 90 FROM STANDARD PISTONS INSTALLED 180 FROM STANDARD CODE A PORT A CHAMBER PORT B CHAMBER BOTH ENDS i ADJUSTMENT SCREW REMOVED lt 3 END CAP TRAVEL STOP ADJUSTS CLOSED POSITION BOTH ENDS 2 CODE D OPTIONAL CONSTRUCTION CODE D VALVE ACTUATOR POSITION IS SHOWN ACTUATOR IS PARALLEL WITH PIPELINE TOP VIEW AIR AT PORT A ROTATES PINION GEAR CW AND AIR AT PORT B ROTATES PINION CCW END CAP TRAVEL STOP ADJUSTS VALVE C
23. all the O rings and guide bushing on the drive shaft The guide bushing may have to be cleaned of grease rolled tightly around the drive shaft and held in place while inserting into the actuator housing CAUTION When inserting the drive shaft be sure to keep the O Rings from becoming trapped and damaged between the pinion and the actuator body To verify the condition of the O Rings at the end of the installation cycle the actuator 5 times and run a soap bubble test on the seal on both the top and bottom of the drive shaft Note Some constructions do not have a housing adjustment screw If your Instruction Manual Form 5417 February 2007 1035 El O Matic Actuator construction does not use the adjustment screw install the drive shaft and go to step 6 below 5 Note the alignment of the cam with respect to the housing adjustment screw while installing the shaft into the body Install the drive shaft 6 Install the washer thrust washer and spring clip keys 27 21 and 35 onto the drive shaft Use the pin spanner carefully to install the spring clip 7 Go to the Installing Pistons steps below P Series Actuators without a Type 1080 use a Limit Stop Plate see figure 4 for travel stops The cam for the travel stops is mounted on the actuator after the actuator is fully assembled 1 Replace the top and bottom shaft bearings in the actuator body Install the O ring and guide bushing in the shaft The guide b
24. ase of process pressure Before performing any maintenance operations e Disconnect any operating lines providing air pressure or a control signal to the actuator Be sure the actuator cannot suddenly open or close the valve during maintenance Use bypass valves or completely shut off the process pressure Relieve process pressure on 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 are work on the equipment e Always wear protective gloves clothing and eyewear when performing 1035 El O Matic Actuator Instruction Manual Form 5417 February 2007 any maintenance operations to avoid personal injury The valve packing area 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 e Check with your process or safety engineer for any additional measures that must be taken to protect against process media Actuator Disassembly Remove the actuator from the valve and remove any other auxiliary equipment from the actuator Note the positions of the mounting bracket and accessories for re assembly Steps explaining the disassembly and assembly of parts apply to bo
25. eal leakage will show at port B when port A is pressurized For double acting actuators piston seal leakage will show at port B when port A is pressurized or vice versa 4 Check actuator movement Remove the actuator from the valve Apply reduced air pressure 0 7 to 1 0 bar 10 to 15 psi for double acting or 1 4 to 2 0 bar 20 to 30 psi for spring return to see if the actuator will cycle under a no load condition e f the actuator cycles under a no load condition please refer to the valve instruction manual for valve troubleshooting or contact your Emerson Process Management sales office e f the spring set number is 5 or 6 it may not cycle with the reduced air pressure amounts listed above and may require retesting with up to 5 5 bar 80 psi to stroke a full 90 degrees e f the actuator does not cycle disassemble the actuator using the Actuator Disassembly procedures Inspect and replace parts as necessary If the actuator and valve are moving freely reassemble the valve actuator assembly and re test Process Management sales office for assistance Maintenance Actuators 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 service conditions Instructions are given in subsequent sections for disassembly and assembly of the actuator and for inspecting the actuator parts Avoid personal injury from sudden rele
26. ed fully inward towards the center of the actuator this may be done by rotating the actuator shaft with a wrench 4 When replacing the springs in a P Series spring return actuator position the actuator so that it stands on one end 5 Place the springs on the piston face engaging them with the alignment nibs cast into the piston 6 Place the end cap over the springs Align them with the corresponding nibs which are cast into the end cap 7 If converting a double acting unit to a spring return unit be sure to use new end cap screws key 25 figure 12 Install the end cap screws 8 Engage the screws with the tapped holes in the actuator body by forcing down slightly on the cap Tighten each bolt in small equal amount of turns compressing the springs equally 1035 El O Matic Actuator Instruction Manual Form 5417 February 2007 Installing the Bypass Valve The optional bypass valve should be used when pressure needs to be stabilized between port A and port B see figure 10 The following steps provide installation of the bypass valve Removing the bypass valve simply requires performing these steps in the reverse order 1 Position the O rings between the bypass block and the Namur mounting area Attach the screws through the bypass block to the Namur mounting area 2 Attach the tubing to the fittings 3 Attach the angle needle valve and the bypass block to the tubing 4 Pressure the ports and check
27. for leakage Check the pressure to both ports A and B Parts Ordering Two types of kits are available The repair kits provide O rings and guide bushing bearings and the O ring kit provides the O rings only Refer to tables 5 and 6 for kit numbers 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 and could give rise to personal injury and property damage 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 Key numbers and part descriptions are shown in tables 7 and 8 Recommended spare parts are marked with an asterisk following the key number Typical actuator assemblies are shown in figures 11 and 12 When corresponding with your Emerson Process Management sales office please identify the Actuator as a Type 1035 and provide the actuator serial number located on the nameplate Instruction Manual Form 5417 February 2007 1035 El O Matic Actuator Parts Kits Table 5 Repair Kits Actuator Standard
28. ing bracket These screws are only to be used for mounting the LSP Only the 3 4 inch screws are to Instruction Manual Form 5417 February 2007 1035 El O Matic Actuator be used to mount the actuator to the yoke mounting actuator Exceeding any torque requirement may impair the safe operation of this actuator by causing broken or damaged parts Refer to table 4 for bolting torque requirements The LSP if used will also have to be attached to the Type 1035 Use 4 screws for size P2500 P2505 and 8 screws for size P4000 P4005 The bolting torque for these 5 8 inch screws will be 10 2 Nem 90 inelb 3 The P Series and a few E Series actuator combinations require a coupler Insert the square end of the coupler into the drive shaft recess in the actuator making sure the coupler engages properly 4 Lower the actuator and coupling assembly onto the valve making sure that the male valve stem engages into the coupler or insert a Secure the mounting bracket to the valve using screws and lock washers provided in the mounting kit b At this time make sure that the actuator is in the operation mode desired and that the valve is in the correct position required for your application 5 For E Series actuators with Type A41 valves insert the valve drive shaft end double D into the recessed insert 6 Align the valve shaft with the actuator drive shaft by changing the positioning on the mounting bracket between
29. limits in this manual and any applicable code or standard installation should not be exceeded 2 For more information contact your Emerson Process Management sales office Description The Type 1035 actuator is a rack and pinion pneumatic quarter turn actuator The actuator utilizes a double rack and single pinion design see figure 2 The actuator uses three carbon filled PTFE guide bands with a balanced piston which prevents metal to metal contact between the pistons and cylinder wall The E Series actuator uses a recessed bushing inserted into the end of the actuator drive shaft Standard recessed double D bushings match the Type A41 valve drive shaft In most applications the valve shaft is inserted directly into the recessed actuator shaft bushing The P Series actuators provide a recessed square output shaft for coupling the actuator to the valve shaft The Type A41 valve uses a square to double D drive coupler construction Optional couplings are available for other applications Instruction Manual Form 5417 February 2007 1035 El O Matic Actuator Table 2 Performance Characteristics E SERIES BORE STROKE CE FREE AIR VOLUME xod DH TIME Port Port Port Port mm inet m Inch SEC A liter 3 B ite B in3 E25 56 22 157 0 62 05 0 1 6 1 0 11 6 7 E40 70 28 18 8 0 74 0 7 0 16 98 0 22 13 4 E85 80 3 1 22 0 0 87 141 0 33 20 1 0 36 22 0 E10
30. n Quantity Key Number Description Quantity Body If you need an actuator body Body If you need an actuator body key 1 as a replacement part order key 1 as a replacement part 1 by actuator size serial number and 1 1 order by actuator size serial 1 desired material Contact your number and desired material Emerson sales office Contact your Emerson sales office 2 Piston Aluminuri aloy 2 2 Piston Aluminum alloy 2 Drive shat Aluminum i 3 End cap EDN Aluminum alloy 2 4 End cap EDN Aluminum alloy 2 5 4 End ESN Aluminum alloy 2 5 End cap ESN Aluminum alloy 2 i 5 Central drive shaft steel 1 6 Spring inner Steel 2 7 Spring mid Steel 2 6 Gear rack steel 2 8 Spring outer Steel 2 8 Spring steel 14 9 Spring holder Steel 2 9 Bearing bushing Nylon 1 10 Guide band Nylon 1 10 Bearing bushing POM 1 11 Guide band PTFE carbon filled 2 14 Guide band PTF 2 12 Bearing Bushing Bottom Nylon 1 15 Guide band 2 20 Top bearing bushing POM 1 16 Piston O ring Nitrile 2 21 Trust washer POM 1 1 17 End cap O ring Nitrile 2 22 Washer PTF 1 18 Shaft O ring Nitrile 1 23 1 19 Shaft O ring Nitrile 1 22 Body O ring Nitrile 2 20 Spring clip steel 1 23 Piston O ring Nitril 2 21 Trust washer 1 25 End cap O ring Nitrile 1 22 Sockethedd 2 26 Shaft Bottom O ring Nitrile 1 pocket head cap screw 27 Washer PTFE 1 24 Socket head cap screw 8 2
31. nd cap If reusing the springs re install them in the same position as removed e On a flat working surface block up the actuator so it is vertical to avoid the springs falling out of the actuator while removing the end cap Repeat on both ends of the actuator Note If re using springs mark the springs and their location during disassembly The springs must be replaced in the same location as removed when re assembling the actuator see figure 9 e Unscrew end cap socket head screws key 25 a few turns Be sure the spring compression is resting on the socket head cap screws Equally release the spring compression while removing the socket head cap screws The spring precompression should be released before the screws are completely removed Remove the spring cap assembly from the actuator body 3 Clean inspect and or obtain replacement parts When reassembling the actuator replace all soft parts provided in the Parts Kits listed at the end of this manual 1035 El O Matic Actuator Instruction Manual Form 5417 February 2007 4 Remove the adjustable travel stop housing adjustment see figure 4 5 Removing the Pistons The two pistons key 2 can now be removed by rotating the drive shaft moving the piston assemblies outward until the pinion gear has released them The gear rack in E Series actuators is machined into the piston and so does not have to be removed separately If the gear rack is damaged re
32. nual F 5417 February 2007 1035 El O Matic Actuator 4 25 41 26 1 0 7 3 892 10 26 11 25 4 99 Basi wa am SENSE IS Es Ad NE d ab XT 00 RS Al L2 3 Speer T x be NI 2 m FT ESI ASS yp u 4229 2642 4208 2 0230 aT JS queri z 1 E n IN NS ares DT E m Z EA ZAD DES ik EL ND u gS CU NY 990 DOUBLE ACTING SPRING RETURN END CAP PARTS NOT SHOWN ARE HOUSING ADJUSTMENT SCREW HEX LOCK NUT AND STROKING CAM REFER TO FIGURE 4 FOR LOCATION OF PARTS ELO A 1 101 33 3 96 Figure 11 Type 1035 E Series Actuator Assembly 1035 El O Matic Actuator Instruction Manual Form 5417 February 2007 d JL TN A RI IT 8 S LR LET da 2 NN ref 1 IN BN NN 72 4 DOUBLE ACTING TOP VIEW 7 I A gt MY SV ed AM E erm Wg ss SSSSNS f SPRING RETURN Figure 12 Type 1035 P Series Actuator Assembly Instruction Manual Form 5417 February 2007 1035 El O Matic Actuator 23 Instruction Manual Form 5417 1035 El O Matic Actuator February 2007 Fisher is a mark owned by Fisher Controls International LLC a member of the Emerson Process Managemen
33. personal injury or property damage Ensure that the pistons are moved fully toward the drive shaft If this is not possible provide a means of containing the end cap while removing the socket head cap screws The springs are retained within the end cap by the spring holder key 9 e Unscrew end cap socket head screws key 36 a few turns Be sure the spring compression is resting on the socket head cap screws Equally release the spring compression while removing the socket head cap screws The spring precompression should be released before the screws are completely removed Remove the spring cap assembly from the actuator body Instruction Manual Form 5417 February 2007 1035 El O Matic Actuator TRAVEL STOP 7 SCREW KEY 37 HEX LOCK NUT KEY 38 KEY 34 SPRING HOLDER PISTON KEY 9 KEY 2 NOTE THE PISTON IS SHOWN IN THE FULLY RETRACTED POSITION SPRINGS ARE FULLY EXTENDED AND CONTAINED WITHIN THE SPRING HOLDER BY THE WASHER KEYS 9 AND 34 THE WASHER KEEPS THE SPRING RETAINER CONNECTED TO THE END CAP ELO A4 204 03 A7038 IL Figure 6 Spring Return End Cap Assembly Note If re using springs mark the springs and their location during disassembly The springs must be replaced in the same location as removed when re assembling the actuator see figure 8 e Disassembly of the spring end cap assembly Remove the nut cover key 42 Remove the hex lock nut washer and O
34. place both pistons Removing the Drive Shaft 1 Remove the spring clip E Series key 35 P Series key 20 with a pin spanner Use caution as the spring clip is under a great deal of tension Also remove the E Series washers keys 27 and 21 or P Series washer and O ring keys 21 and 19 from the shaft 2 Remove the drive shaft E Series key 3 P Series key 5 figures 11 and 12 through the bottom of the actuator 3 For P Series actuators remove the Piston Gear Rack The gear rack in the P Series actuators is a separate part key 6 and is held in place with a socket head cap screw key 22 Both gear racks can be removed and replaced by removing them from the pistons 4 Ensure that all actuator parts are clean and ready for assembly Inspect the actuator body and component parts for wear or scratches If the inside wall of the body is scored the actuator will leak Light traces of scoring barely detectable to the touch are acceptable Obtain replacement parts from your Emerson Process Management sales office Actuator Assembly Repair Kits Repair kits are available for re assembly The large repair kit provides O rings guide bands bushings and bearings The small kit provides a set of soft parts only for the actuator Repair kits are available for standard low temperature and high temperature actuators Refer to the Repair Kits table at the end of this manual Lubrication Refer to the Specifications table for
35. t 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 use and maintenance of any product remains with the purchaser and end user Emerson Process Management Marshalltown lowa 50158 USA Cernay 68700 France A Sao Paulo 05424 Brazil zog Singapore 128461 www Fisher com E M E RSO N Process Management Fisher Controls International LLC 1997 2007 All Rights Reserved Printed in USA
36. th ends of the actuator If necessary refer to the valve instruction manual for removing and replacing the valve in the pipeline Key numbers are shown in figure 11 for E Series and figure 12 for P Series actuators unless otherwise noted CAUTION Butterfly valves must be in the closed position before attempting to remove them from the pipeline The valve disc can be damaged if the disc is not moved to the closed position 1 Remove the actuator mounting bracket and any accessories 2 When removing the actuator end caps carefully follow the steps below Operationally check the actuator to ensure that the pistons are moved all the way to the center towards the drive shaft before removing the actuator end caps Use the index mark on the top of the drive shaft see figure 4 a For Double Acting E and P Series Actuators Remove socket head screws from both end caps with a metric hex key After the screws are removed gently pry off each end cap Be careful not to damage the end cap sealing surfaces b For Spring Return E Series Actuators It is very important to ensure that the springs are fully extended by retracting the piston key 2 inwards toward the drive shaft key 3 Refer to figure 6 The pre loaded spring pressure rests on the pistons when they are extended outward If the end cap screws are removed before the spring loading is reduced the end cap key 5 can fly off the end of the actuator causing
37. ushing may have to be cleaned of grease rolled tightly around the drive shaft and held in place while inserting into the actuator housing 2 Insert the small end of the drive shaft key 5 into the bottom of the actuator housing 3 Install the thrust washer and spring clip keys 21 and 20 onto the drive shaft Use the pin spanner carefully to install the spring clip Installing Pistons Figure 7 shows the alignment of the slot in the top of the shaft with the pistons for code A constructions See figure 3 for piston and slot alignment for other constructions 1 Install the O ring and guide bushing on both pistons For P Series actuators you will need to install the gear racks on the pistons if they were removed 2 Lightly lubricate parts and inside of actuator bore before final assembly 3 If you have not already done so follow the steps in the Installing the Drive Shaft section 4 Very carefully align the pistons square to the actuator housing 5 Align the drive shaft so that the teeth on the center gear will pick up the piston assembly rack teeth when turning the top extension of the center gear clockwise To ensure proper meshing of teeth rotate the index mark on the drive shaft 45 degrees beyond the open mark on the top of the housing Note Figure 3 shows the different orientation of the piston in relationship to the slot in the shaft versus the actuator body 6 With the piston assemblies in
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