Emerson Fisher Design GX, Instruction Manual

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D103175X012
Design GX Control Valve and Actuator System
Contents
Introduction 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Scope of Manual 1 . . . . . . . . . . . . . . . . . . . . . . . . .
Description 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Specifications 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Valve Installation 2 . . . . . . . . . . . . . . . . . . . . . . . . . .
Maintenance 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Actuator Maintenance 4 . . . . . . . . . . . . . . . . . . . . .
FIELDVUE
r
DVC2000 Digital Valve
Controller Mounting 7 . . . . . . . . . . . . . . . . . . . . .
Packing Maintenance 9 . . . . . . . . . . . . . . . . . . . . .
Replacing Packing 9 . . . . . . . . . . . . . . . . . . . . . . . .
Valve Trim Maintenance 13 . . . . . . . . . . . . . . . . . .
Bellows Maintenance 16 . . . . . . . . . . . . . . . . . . . .
Handwheel Operation 17 . . . . . . . . . . . . . . . . . . . . .
Parts Ordering 29 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Parts Kits 30 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Parts List 31 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Introduction
Scope of Manual
This instruction manual includes installation,
maintenance, and parts information for the Design
GX control valve and actuator system.
No person may install, operate or maintain a Design
GX valve and actuator system without first
D
being
fully trained and qualified in valve, actuator and
accessory installation, operation and maintenance,
and
D
carefully reading and understanding the
contents of this manual. If you have any questions
about these instructions contact your Emerson
Process Management
t
sales office before
proceeding.
Description
The Fisher Design GX is a compact, state-of-the-art
control valve and actuator system, designed to
control a wide range of process gases, vapors, and
fluids.
Figure 1. Design GX Control Valve, Actuator, and
FIELDVUE
r
DVC2000 Series Digital Valve Controller
W8861
The Design GX is rugged, reliable, and easy to
select. It requires no actuator sizing -- the actuator
selection is automatic once the valve body
construction is selected.
The Design GX meets the requirements of both EN
and ASME standards. It is available with a complete
accessory package, including the FIELDVUE
DVC2000 Series integrated digital valve controller.
Note
Neither Emerson
r
, Emerson Process
Management, Fisher
r
, 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.
Instruction Manual
Form 5770
June 2006
GX Valve and Actuator