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Fisher
™
ET and EAT easy‐e
™
Valves
CL125 through CL600
Contents
Introduction
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Scope of Manual
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Description
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Specifications
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Educational Services
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maintenance
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Packing Lubrication
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Packing Maintenance
. . . . . . . . . . . . . . . . . . . . . . . . . .
Replacing Packing
. . . . . . . . . . . . . . . . . . . . . . . . .
Trim Maintenance
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Disassembly
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Lapping Metal Seats
. . . . . . . . . . . . . . . . . . . . . . .
Valve Plug Maintenance
. . . . . . . . . . . . . . . . . . . .
Assembly
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ENVIRO‐SEAL
™
Bellows Seal Bonnet
. . . . . . . . . . . . .
Replacing a Plain or Extension Bonnet with an
ENVIRO‐SEAL Bellows Seal Bonnet
(Stem/Bellows Assembly)
. . . . . . . . . . . . . . . .
Replacement of an Installed ENVIRO‐SEAL
Bellows Seal Bonnet (Stem/Bellows
Assembly)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Purging the ENVIRO‐SEAL Bellows Seal Bonnet
.
Parts Ordering
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Parts Kits
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Parts List
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 1. Fisher ET Control Valve with 667 Actuator
W1916‐3
Introduction
Scope of Manual
This instruction manual includes installation, maintenance, and parts information for NPS 1 through 8 Fisher ET valves,
and NPS 1 through 6 EAT valves, through CL600 ratings. Refer to separate manuals for instructions covering the
actuator and accessories.
Do not install, operate, or maintain ET valves 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
or Local Business Partner before proceeding.
Instruction Manual
D100398X012
ET Valve
November 2017