D100390X012
Design ED and EAD easy-e
R
Valves
Class 125 through 600
Contents
Introduction
1
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Scope of Manual
1
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Description
2
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Specifications
2
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Installation
3
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Maintenance
3
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Packing Lubrication
4
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Packing Maintenance
4
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Replacing Packing
5
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Trim Maintenance
8
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Disassembly
8
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Lapping Metal Seats
9
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Valve Plug Maintenance
10
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Assembly
10
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Retrofit: Installing C-seal Trim
11
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Replacement of Installed C-seal Trim
14
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Trim Removal (C-seal Constructions)
14
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Lapping Metal Seats (C-seal Constructions)
15
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Remachining Metal Seats
(C-seal Constructions)
15
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Trim Replacement (C-seal Constructions)
16
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ENVIRO-SEAL
R
Bellows Seal Bonnet
16
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Replacing a Plain or Extension Bonnet with an
ENVIRO-SEAL Bellows Seal Bonnet
(Stem/Bellows Assembly)
16
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Replacement of an Installed ENVIRO-SEAL
Bellows Seal Bonnet
(Stem/Bellows Assembly)
17
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Purging the ENVIRO-SEAL
Bellows Seal Bonnet
19
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Parts Ordering
20
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Parts Kits
20
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Parts List
22
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Figure 1. Design ED Valve with Type 667 Actuator
W1916-2/IL
Introduction
Scope of Manual
This instruction manual includes installation,
maintenance, and parts information for 1- through
8-inch Design ED valves, and 1- through 6-inch
Design EAD valves, through Class 600 ratings. Refer
to separate manuals for instructions covering the
actuator and accessories.
Instruction Manual
Form 5032
January 2001
Design ED & EAD Class 125-600
