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Emerson Fisher 3025, Инструкция по эксплуатации

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www.Fisher.com

Fisher

r

 3025 Sizes P460, P462, P460-200, and

P900 Diaphragm Actuator

Contents

Introduction

1

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Scope of Manual

1

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Description

2

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Specifications

2

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Installation

2

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Mounting the Actuator on the Valve

3

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Travel Stop Adjustment

4

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Installing the Stem Connector Assembly

5

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Loading Connection

6

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Maintenance

6

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Actuator Maintenance

6

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Size P460 Actuator

7

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Size P462 Actuator

9

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Size P460-200 Actuator

12

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Size P900 Actuator

14

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Side Mounted Handwheel Maintenance

18

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Parts Ordering

21

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Parts List

22

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Actuator Assembly

22

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Side-Mounted Handwheel

23

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Figure 1. Fisher 3025 Size P460-200 Actuator

W9088

Introduction

Scope of Manual

This instruction manual includes installation, maintenance, and parts information for Fisher 3025 actuators in sizes
P460, P462, P460-200, and P900. Refer to separate manuals for instructions covering the positioner and other
accessories used with these actuators.

Do not install, operate, or maintain 3025 actuators 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.

Instruction Manual

D251402X012

3025 Actuator

May 2011

Содержание Fisher 3025

Страница 1: ...uction Scope of Manual This instruction manual includes installation maintenance and parts information for Fisher 3025 actuators in sizes P460 P462 P460 200 and P900 Refer to separate manuals for instructions covering the positioner and other accessories used with these actuators Do not install operate or maintain 3025 actuators without being fully trained and qualified in valve actuator and acces...

Страница 2: ...nch2 279 279 279 558 Yoke Boss Diameter 3 9 16 inch x x x 5 inch x x x x 5H inch x x x x 75 mm x x 120 mm x x x 130 mm x Acceptable Valve Stem Connection 3 4 16UNF x x x 1 14UNS x x x x 1 1 4 12UNF x x x x M16 x x M20 x x x M30 x x x Maximum Travel mm 65 120 203 120 inch 2 5 8 4 3 4 8 4 3 4 Maximum Diaphragm Casing Pressure bar 4 Psig 58 Temperature Capabilities _C 30 to 80_C _F 22 to 176_F Pressu...

Страница 3: ... adjustment procedures it will be necessary to provide a temporary loading pressure to the actuator diaphragm CAUTION The 3025 diaphragm 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 CAUTION If the valve stem is allowed to r...

Страница 4: ... Apply loading pressure to the diaphragm Stroke the actuator a few times to ensure that the pressure gauge is working correctly and that the actuator is functioning properly It is important to be sure that the actuator assembly is not binding or producing any loading friction on the actuator stem movement Note For push down to close valves the valve plug is the limit for downward travel and the ac...

Страница 5: ...otation Be sure that the actuator and valve stem threads are engaging the threads of the stem connectors by the distance of at least one diameter of the stem b If the actuator is not equipped with a side mounted handwheel rotate the connector halves so that the distance between the anti rotator and the actuator stem connector half is equal to the valve travel Be sure that the actuator and valve st...

Страница 6: ...dures at the beginning of this section Do not place the valve in service if it is not reacting correctly to diaphragm loading pressure changes Maintenance Actuator parts are subject to normal wear and must be inspected and replaced when necessary The frequency of inspection and replacement depends on the severity of service conditions WARNING Avoid personal injury or property damage from sudden re...

Страница 7: ...d the travel scale indicator key 84 Loosen the stem connector halves cap screws and nuts keys 80 and 81 Remove the stem connector halves 5 For an air to open actuator only slowly exhaust the diaphragm pressure 6 To separate the actuator from the valve body remove the yoke locknut or the bolts and then lift off the actuator 7 Remove the yoke cap screws key 77 and then lift the actuator off the yoke...

Страница 8: ...ing key 17 7 Coat the internal thread of the travel stop key 54 with anti seize lubricant key 202 screw it onto the stem and tighten until the wave washers are completely compressed 8 Place this stem assembly into the diaphragm casing key 1 Take care when pushing the actuator stem through the diaphragm casing so that the threads do not damage the bushing O ring or wiper ring 9 Place the actuator s...

Страница 9: ...n the Side Mounted Handwheel Maintenance section to complete the actuator assembly from step 9 24 Lift the actuator and place it onto the yoke Insert the cap screws key 77 and tighten them 25 If removed screw the vent key 49 into the diaphragm casing key 3 26 Mount the actuator onto the valve in accordance with the procedures in the Installation section Size P462 Actuator Size P462 Actuator Disass...

Страница 10: ...er keys 4 and 5 and the O ring key 6 18 If required remove the casing bushings keys 7 and 33 the pins key 28 from the diaphragm plate and spring seat thread the travel stop if used key 66 out of the stem If required remove the travel scale the screws and nuts keys 74 75 and 76 Size P462 Actuator Assembly 1 If removed coat the bushings keys 7 and 33 with lithium grease key 201 and slide them into t...

Страница 11: ...emaining bolts in a clockwise crisscross pattern to 16 NSm 12 lbfSft 16 After the last bolt is tightened to 16 NSm 12 lbfSft all of the bolts should be tightened again to 16 NSm 12 lbfSft in a circular pattern around the bolt circle 17 Once completed no more tightening is recommended 18 Coat the thread of the four cap screws key 32 and the internal threads of the diaphragm casing key 3 with anti s...

Страница 12: ... stem connector cap screws key 87 the anti rotator key 85 the spacer if used key 86 and the travel scale indicator key 84 Loosen the stem connector halves cap screws and nuts keys 80 and 81 Remove the stem connector halves 5 For an air to open actuator only slowly exhaust the diaphragm pressure 6 To separate the actuator from the valve body remove the yoke locknut or the bolts and then lift off th...

Страница 13: ...alves key 10 Install the nut halves and the retaining ring key 11 Slide the diaphragm and diaphragm plate assembly keys 24 25 26 and 47 the O ring key 6 the tube key 51 the wave washers key 12 7 Coat the internal thread of the travel stop key 54 with anti seize lubricant key 202 screw it onto the stem and tighten until the wave washers are completely compressed 8 Place this stem assembly into the ...

Страница 14: ...uator onto the side mounted handwheel Perform the Travel Stop Adjustment in accordance with the procedures in the Installation section Then refer to the Side Mounted Handwheel Assembly procedures in the Side Mounted Handwheel Maintenance section to complete the actuator assembly from step 9 24 Lift the actuator and place it onto the yoke Insert the cap screws key 77 and tighten them 25 If removed ...

Страница 15: ... key 10 Remove the ring retaining key 11 the washer key 55 the O ring key 20 the diaphragm key 48 the diaphragm plate key 27 the lock washer key 50 the ring retaining key 11 and the two nut halves key 10 15 Remove the cap screws the washers keys 22 and 23 and the diaphragm casing key 2 16 Remove all the cap screws and nuts keys 45 and 46 of the long diaphragm casings assembly keys 1 and 3 If requi...

Страница 16: ...er key 50 and the ring key 11 8 Coat the internal thread of the two nut halves key 10 with anti seize lubricant key 202 and tighten them until the lock washer is completely compressed 9 Slide the travel stop key 52 and tighten the set screws key 57 10 Place this stem assembly into the diaphragm casing key 1 Take care when pushing the actuator stem through the diaphragm casing so that the threads d...

Страница 17: ...59 onto the stem Install the ring key 61 and slide the retaining ring and bend it on the ring 22 Place the gasket key 72 and the flange key 34 Insert the cap screws key 34 and tighten them 23 Place the diaphragm casing key 2 so that the vent connection is diametrically opposed to the air connection of the diaphragm casing key 1 next to Install the lock washers key 23 and the cap screws key 22 and ...

Страница 18: ... Mounted Handwheel Maintenance section to complete the actuator assembly from step 9 37 Lift the actuator and place it onto the yoke Insert the cap screws key 77 and tighten them 38 If removed screw the vents key 49 into the diaphragm casings keys 2 and 3 39 Mount the actuator onto the valve in accordance with the procedures in the Installation section Side Mounted Handwheel Maintenance Instructio...

Страница 19: ...tor cap screws and nuts keys 130 and 131 and unscrew the connector half For the sizes P900 and P460 200 unscrew the stem connector locknut key 136 and then the connector half key 124 8 Remove the cap screws key 77 then lift the actuator off the handwheel Note To disassemble the actuator refer to the Actuator Disassembly procedures in the Actuator Maintenance section from step 8 Following steps des...

Страница 20: ... key 109 by engaging three or four threads 5 For the size P460 200 if the upper threaded shaft key 111 was separated from the bridge key 112 screw the shaft into the bridge Align the holes and insert the pin key 127 6 Apply lithium grease key 201 to the inside of the gear ring key 105 Place the shaft assembly keys 109 and 110 into the gear ring and align the grooves Apply lithium grease key 201 to...

Страница 21: ...ed movement of parts do not remove the stoppage part of the bridge when the connector has spring force applied to it 17 Remove the stoppage part from the bridge and install it into the protective cover for the sizes P460 P462 and P900 or into the top holes of the handwheel yoke for the size P460 200 18 For the size P460 200 only Place the two bellows keys 134 135 and 133 19 Install the travel indi...

Страница 22: ... Screw 33 Bushing 34 Flange 35 Hex Head Cap Screw 36 Hex Socket Cap Screw 39 Disc Key Description Part Number 40 Lifting Lug Cap 41 Hex Head Cap Screw 42 Jam Hex Nut 43 Cap Size P460 and P462 0296759 44 Hex Head Cap Screw 45 Hex Head Cap Screw 46 Hex Nut 47 Diaphragm Size P460 0161420 Size P462 1269739 Size P460 200 0413860 Size P900 1221728 48 Diaphragm Size P900 1221701 49 Elbow Vent 50 Spring L...

Страница 23: ...117 Plain Washer 118 Hex Nut 119 Protective Cover 120 Hex Head Cap Screw 121 Stoppage Part 122 Hex Head Cap Screw 124 Stem Connector 125 Hex Socket Cap Screw 126 Hex Head Cap Screw 127 Pin 128 Plain Washer 129 Hex Nut 130 Hex Socket Cap Screw 131 Hex Nut 132 Hex Nut 133 Bellows Size P460 200 0264571 134 Ring 135 Bellows Size P460 200 0142948 136 Jam Hex Nut 137 Hex Head Cap Screw 138 Bellows Holde...

Страница 24: ... 30 Size P460 200 Actuator Spring TRAVEL DIAPHRAGM PRESSURE RANGE mm Inches bar 127 5 0 6 1 2 0 8 1 9 1 5 2 8 152 6 0 6 1 3 0 8 2 1 1 5 3 0 165 6 1 2 0 6 1 4 0 8 2 2 1 5 3 1 178 7 0 6 1 5 0 8 2 3 1 5 3 3 203 8 0 6 1 6 0 8 2 5 1 5 3 5 Key 30 Spring 0265144 0265144 0413917 Key 31 Spring 0265152 0413925 Keys 30 and 31 Size P900 Actuator Spring TRAVEL DIAPHRAGM PRESSURE RANGE mm Inches bar 32 1 1 1 6 ...

Страница 25: ...Instruction Manual D251402X012 3025 Actuator May 2011 25 Figure 3 Fisher 3025 Size P460 Air to Open Actuator APPLY LUBRICANT ...

Страница 26: ...Instruction Manual D251402X012 3025 Actuator May 2011 26 Figure 4 Fisher 3025 Size P460 Air to Close Actuator APPLY LUBRICANT ...

Страница 27: ...Instruction Manual D251402X012 3025 Actuator May 2011 27 Figure 5 Fisher 3025 Size P462 Air to Open Actuator APPLY LUBRICANT ...

Страница 28: ...Instruction Manual D251402X012 3025 Actuator May 2011 28 Figure 6 Fisher 3025 Size P462 Air to Close Actuator APPLY LUBRICANT ...

Страница 29: ...Instruction Manual D251402X012 3025 Actuator May 2011 29 Figure 7 Fisher 3025 Size P460 200 Air to Open Actuator APPLY LUBRICANT ...

Страница 30: ...Instruction Manual D251402X012 3025 Actuator May 2011 30 Figure 8 Fisher 3025 Size P460 200 Air to Close Actuator APPLY LUBRICANT ...

Страница 31: ...Instruction Manual D251402X012 3025 Actuator May 2011 31 Figure 9 Fisher 3025 Size P900 Air to Open Actuator APPLY LUBRICANT ...

Страница 32: ...Instruction Manual D251402X012 3025 Actuator May 2011 32 Figure 10 Fisher 3025 Size P900 Air to Close Actuator APPLY LUBRICANT ...

Страница 33: ...Instruction Manual D251402X012 3025 Actuator May 2011 33 Figure 11 Fisher 3025 Size P900 Air to Open Actuator long stroke high bench set APPLY LUBRICANT ...

Страница 34: ...Instruction Manual D251402X012 3025 Actuator May 2011 34 Figure 12 Fisher 3025 Size P900 Air to Close Actuator long stroke high bench set APPLY LUBRICANT ...

Страница 35: ...Instruction Manual D251402X012 3025 Actuator May 2011 35 Figure 13 Fisher 3025 Size P460 and P462 Side Mounted Handwheel APPLY LUBRICANT ...

Страница 36: ...Instruction Manual D251402X012 3025 Actuator May 2011 36 Figure 14 Fisher 3025 Size P900 Side Mounted Handwheel APPLY LUBRICANT ...

Страница 37: ...Instruction Manual D251402X012 3025 Actuator May 2011 37 Figure 15 Fisher 3025 Size P460 200 Side Mounted Handwheel APPLY LUBRICANT ...

Страница 38: ...Instruction Manual D251402X012 3025 Actuator May 2011 38 Figure 16 Fisher Driving Shaft Assembly for all Side Mounted Handwheel Sizes APPLY LUBRICANT ...

Страница 39: ...Instruction Manual D251402X012 3025 Actuator May 2011 39 ...

Страница 40: ...hich 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 pu...

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