Emerson Fisher A11 - User Manual

www.Fisher.com
Fisher
™
A11 High-Performance Butterfly Valve
CL900-2500
Contents
Introduction 1.................................
Scope of Manual 1.............................
Description 2.................................
Specifications 2...............................
Installation 4..................................
Adjusting the Travel Stops 5....................
Preparing for Installation 5......................
Valve Orientation 6............................
Installing the Valve 7...........................
Packing Adjustment and Shaft Bonding 9.........
Maintenance 10................................
Removing the Valve 11.........................
Packing Maintenance 11........................
Seal Maintenance 14...........................
Soft Seal Installation 15.....................
Metal and Phoenix III Seal Installation 16.......
Cryogenic Seal Installation 17................
Valve Shaft/Disk Pin Unit Maintenance 18.........
Bearing Maintenance 19........................
Parts Ordering 20...............................
Parts List 20...................................
Figure 1. Fisher A11 Valve
W9570−1
Introduction
Scope of Manual
This instruction manual includes installation, maintenance, and parts information for the Fisher A11 High-Performance
Butterfly Valves (figure 1) in CL900 and 1500. For CL2500 valves, contact your Emerson sales office
or Local Business
Partner.
For information about the actuator and accessories, please refer to the separate instruction manuals for these items.
Do not install, operate, or maintain an A11 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 of the contents of this manual, including all safety cautions and warnings. If
you have any questions about these instructions, contact your Emerson sales office or Local Business Partner before
proceeding.
Instruction Manual
D104223X012
A11 Valve
August 2017

Emerson Fisher A11 Specifications