Emerson Fisher 8532 Instruction Manual
www.Fisher.com
D101550X012
Type 8532 High Performance Butterfly Valve
Contents
Introduction
1
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Scope of Manual
1
. . . . . . . . . . . . . . . . . . . . . . . . . .
Description
1
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Specifications
2
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation
4
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Valve Orientation
5
. . . . . . . . . . . . . . . . . . . . . . . . .
Before Installing the Valve
5
. . . . . . . . . . . . . . . . . .
Adjusting the Actuator Travel Stops
or Travel
7
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installing the Valve
7
. . . . . . . . . . . . . . . . . . . . . . . .
Packing Adjustment and Shaft Bonding
8
. . . . .
Maintenance
10
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Removing and Replacing the Actuator
10
. . . . . .
Packing Maintenance
10
. . . . . . . . . . . . . . . . . . . . .
Removing the Valve
12
. . . . . . . . . . . . . . . . . . . . . .
Seal Maintenance
12
. . . . . . . . . . . . . . . . . . . . . . . .
PTFE Seals
13
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
NOVEX, Phoenix III and/or
Phoenix III Fire-Tested Seals
14
. . . . . . . . . .
Anti-Blowout Design, Packing, Valve Shaft,
Disc, and Bearing Maintenance
14
. . . . . . . . . .
Installing the Two-Piece Shaft
16
. . . . . . . . . . . .
Gasket Retainer
17
. . . . . . . . . . . . . . . . . . . . . . . . .
Parts Ordering
18
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Parts List
19
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Introduction
Scope of Manual
This instruction manual includes installation,
maintenance, and parts ordering information for
NPS 14 through 24, Type 8532 High-Performance
Butterfly Valves (see figure 1). Refer to separate
instruction manuals for information covering the
actuator and accessories.
Do not install, operate, or maintain a Type 8532
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
t sales
office before proceeding.
Figure 1. Type 8532 Valve with Type 1061 Actuator and
DVC6020 Digital Valve Controller
W9138-1
Unless otherwise noted, all NACE references are to
NACE MR0175-2002.
Note
Neither Emerson, Emerson Process
Management, 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.
Description
The valve is available in either a flangeless wafer
body or a single-flange (lugged) body design, with a
variety of seals and internal components. The
pressure-assisted seal provides tight shutoff. The
upper (splined) shaft combines with a variety of
pneumatic piston or spring-and-diaphragm
actuators. Maximum inlet pressure/temperature
ratings are consistent with CL150 and CL300.
Instruction Manual
Form 5288
November 2007
8532 Valve
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