Emerson FISHER 657- User Manual

Emerson FISHER 657

Emerson FISHER 657– User Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

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Table of Contents:

  • Page 2 – Instruction Manual; Description; Specifications
  • Page 3 – Educational Services; Installation; WARNING
  • Page 4 – Mounting the Actuator on the Valve; CAUTION
  • Page 5 – Discussion of Bench Set
  • Page 6 – Spring Verification
  • Page 7 – Installing the Stem Connector Assembly
  • Page 8 – Friction Discussion
  • Page 9 – Deadband Measurement
  • Page 10 – Loading Connection
  • Page 11 – Maintenance; Actuator Maintenance; Actuator Disassembly
  • Page 12 – Actuator Assembly
  • Page 13 – Top-Mounted Handwheel Assembly; Disassembly for Top-Mounted Handwheel
  • Page 14 – Assembly for Top-Mounted Handwheel
  • Page 15 – Side-Mounted Handwheel for Sizes 34 through 60 Actuators
  • Page 16 – Side-Mounted Handwheel for Sizes 70 and 87 Actuators
  • Page 18 – Casing-Mounted Adjustable Travel Stops
  • Page 19 – Disassembly for Casing-Mounted Travel Stop; Casing-Mounted Adjustable Up Travel Stops; Assembly for Casing-Mounted Travel Stop
  • Page 20 – Parts Ordering; Parts Kits; Kits for Side-Mounted
  • Page 21 – Parts List
  • Page 24 – Side-Mounted Handwheel
  • Page 29 – Casing-Mounted Adjustable Up
  • Page 30 – Casing-Mounted Adjustable
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www.Fisher.com

Fisher

r

657 Diaphragm Actuator

Sizes 30-70 and 87

Contents

Introduction

1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Scope of Manual

1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Description

2

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Specifications

2

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Educational Services

3

. . . . . . . . . . . . . . . . . . . . . . . . .

Installation

3

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Mounting the Actuator on the Valve

4

. . . . . . . . . . . .

Discussion of Bench Set

5

. . . . . . . . . . . . . . . . . . . . . . .

Spring Verification

6

. . . . . . . . . . . . . . . . . . . . . . . . . . .

Installing the Stem Connector Assembly

7

. . . . . . . . .

Friction Discussion

8

. . . . . . . . . . . . . . . . . . . . . . . . . . .

Deadband Measurement

9

. . . . . . . . . . . . . . . . . . . . . .

Loading Connection

10

. . . . . . . . . . . . . . . . . . . . . . . . .

Maintenance

11

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Actuator Maintenance

11

. . . . . . . . . . . . . . . . . . . . . . .

Top-Mounted Handwheel Assembly

13

. . . . . . . . . . .

Side-Mounted Handwheel for Sizes 34

through 60 Actuators

15

. . . . . . . . . . . . . . . . . . . . .

Side-Mounted Handwheel for Sizes 70

and 87 Actuators

16

. . . . . . . . . . . . . . . . . . . . . . . . .

Casing-Mounted Adjustable Travel Stops

18

. . . . . . .

Parts Ordering

20

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Parts Kits

20

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Kits for Side-Mounted Handwheels

20

. . . . . . . . . . . .

Kits for Top-Mounted Handwheels

20

. . . . . . . . . . . . .

Parts List

21

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Actuator Assembly (figures 6, 7, or 8)

21

. . . . . . . . . .

Figure 1. Fisher 657 or 657-4 Actuator Mounted

on an easy-e™ Valve

W2174-2

Top-Mounted Handwheel (figures 9 or 10)

21

. . . . . .

Side-Mounted Handwheel (figure 11 or 13)

24

. . . . .

Casing-Mounted Adjustable Up Travel Stops

(figures 14 or 15)

29

. . . . . . . . . . . . . . . . . . . . . . . . .

Casing-Mounted Adjustable Down Travel Stops

(figure 16)

30

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Introduction

Scope of Manual

This instruction manual provides information on installation, adjustment, maintenance, and parts ordering for the

Fisher 657 actuator in sizes 30 through 70 and size 87. The 657-4 actuator in sizes 70 and 87 is also covered. Refer to

separate instruction manuals for information about the valve positioner and other accessories used with these

actuators.

Do not install, operate, or maintain a 657 actuator without being fully trained and qualified in valve, actuator, and

accessory installation, operation, and maintenance. To avoid personal injury or property damage, it is important to

carefully read, understand, and follow all the contents of this manual, including all safety cautions and warnings. If you

have any questions about these instructions, contact your Emerson Process Management sales office before

proceeding.

Instruction Manual

D100306X012

657 Actuator (30-70 and 87)

November 2013

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Summary

Page 2 - Instruction Manual; Description; Specifications

Instruction Manual D100306X012 657 Actuator (30-70 and 87) November 2013 2 Table 1. Specifications SPECIFICATION (1) ACTUATOR SIZE 30 34 40 45 46 50 60 70 (1) 87 (1) Nominal Effective Area cm 2 297 445 445 677 1006 677 1006 1419 1419 Inch 2 46 69 69 105 156 105 156 220 220 Yoke Boss Diameters mm 54 ...

Page 3 - Educational Services; Installation; WARNING

Instruction Manual D100306X012 657 Actuator (30-70 and 87) November 2013 3 Figure 2. Schematic of Fisher 657 and 657-4 Actuators SPRING LIFTS STEM UP AIR PUSHES STEM DOWN STEM AF3833-A A0792-2 Educational Services For information on available courses for Fisher 657 diaphragm actuators, as well as a ...

Page 4 - Mounting the Actuator on the Valve; CAUTION

Instruction Manual D100306X012 657 Actuator (30-70 and 87) November 2013 4 allowable valve stem load. (Contact your Emerson Process Management sales office with questions concerning maximum allowable valve stem load.) D Valve/Actuator Assembly: If the actuator and valve are shipped together as a con...

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