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Fisherr D2 FloPro Control Valve
Contents
Introduction 1.................................
Scope of Manual 1.............................
Description 1.................................
Specifications 2...............................
Installation 3..................................
Setting Valve FloPro Flow Adjuster 4..............
Changing Actuator Action from
(Air-to-Open) to (Air-to-Close) 4...............
Maintenance 5.................................
Valve Trim Maintenance 6......................
Packing, Valve Trim, and
Actuator Maintenance 7.....................
Parts Kits 14...................................
Parts List 14...................................
Appendix A (Packing Constructions
with Lot Numbers Less Than 0410-xxxx) 17.........
Figure 1. Fisher D2 FloPro Control Valve
W9235-1
Introduction
Scope of Manual
This instruction manual provides installation, maintenance, and parts information for the NPS 1 Fisher D2 FloPro
control valve and actuator manufactured with lot numbers equal to and greater than 0410-xxxx.
See Appendix A for information on packing constructions manufactured with lot numbers less than 0410-xxxx.
Do not install, operate, or maintain a D2 FloPro control valve 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.
Description
The D2 FloPro control valve (figure 1) is a compact, r ugged valve designed for on-off control of a variety of fluids at
pressures up to 155 bar (2250 psig). This valve is ideal for use as a dump valve on gas separators and scrubbers. It is
also well suited for other high pressure applications in natural gas production, compression, and processing. The D2
FloPro valve has threaded end connections and is available in an NPS 1 globe style valve body.
Instruction Manual
D103031X012
D2 FloPro Valve
June 2011
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