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Fisher
r
ES and EAS easy-er Valves
CL125 through CL600
Contents
Introduction 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Scope of Manual 1. . . . . . . . . . . . . . . . . . . . . . . . . .
Description 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Specifications 2. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maintenance 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Packing Lubrication 5. . . . . . . . . . . . . . . . . . . . . . .
Packing Maintenance 5. . . . . . . . . . . . . . . . . . . . . .
Replacing Packing 5. . . . . . . . . . . . . . . . . . . . . . .
Trim Maintenance 9. . . . . . . . . . . . . . . . . . . . . . . . .
Disassembly 9. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Lapping Metal Seats 11. . . . . . . . . . . . . . . . . . . .
Valve Plug Maintenance 11. . . . . . . . . . . . . . . . .
Assembly 12. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ENVIRO-SEALr Bellows Seal and Bonnet 12. . .
Replacing a Plain or Extension Bonnet with an
ENVIRO-SEAL Bellows Seal (Stem/Bellows
Assembly) and Bonnet 12. . . . . . . . . . . . . . . .
Replacement of an Installed ENVIRO-SEAL
Bellows Seal (Stem/Bellows Assembly) 13. .
Purging the ENVIRO-SEAL Bellows
Seal Bonnet 14. . . . . . . . . . . . . . . . . . . . . . . . .
Parts Ordering 14. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Parts Kits 15. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Parts List 17. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Introduction
Scope of Manual
This instruction manual includes installation,
maintenance, and parts information for NPS 1/2
through 8 Fisherr ES valves, and NPS 1 through 6
EAS valves, through CL600 ratings. Refer to
separate manuals for instructions covering the
actuator and accessories.
Figure 1. Fisherr ES Valve with 657 Actuator
W2174-3 / IL
Do not install, operate, or maintain an ES valve
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 sales
office before proceeding.
Instruction Manual
D100397X012
December 2008
ES Valve