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Fisher 657-4
Emerson Fisher 657-4 Manuals
Manuals and User Guides for Emerson Fisher 657-4. We have
1
Emerson Fisher 657-4 manual available for free PDF download: Instruction Manual
Emerson Fisher 657-4 Instruction Manual (28 pages)
Diaphragm Actuator Sizes 30‐70 and 87
Brand:
Emerson
| Category:
Controller
| Size: 0.41 MB
Table of Contents
Table of Contents
1
Introduction
1
Scope of Manual
1
Description
2
Specifications
3
Installation
3
Mounting the Actuator on the Valve
5
Discussion of Bench Set
6
Spring Verification
7
Installing the Stem Connector Assembly
8
Deadband Measurement
9
Loading Connection
10
Maintenance
10
Actuator Maintenance
11
Top-Mounted Handwheel Assembly
12
Side-Mounted Handwheel for Sizes 34 through 60 Actuators
14
Side-Mounted Handwheel for Sizes 70 and 87 Actuators
15
Casing-Mounted Adjustable Travel Stops
17
Casing‐Mounted Adjustable up Travel Stops
18
Parts Ordering
19
Parts Kits
19
Kits for Side-Mounted Handwheels
19
Kits for Top-Mounted Handwheels
19
Parts List
21
Actuator Assembly (Figures 6, 7, or 8)
21
Side-Mounted Handwheel (Figure 11 or 13)
22
Top-Mounted Handwheel (Figures 9 or 10)
22
D100306X012 December
25
Instruction Manual 657 Actuator (30-70 and
25
Casing-Mounted Adjustable up Travel Stops (Figures 14 or 15)
26
Casing-Mounted Adjustable down Travel Stops (Figure 16)
27
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