Emerson Fisher 1051 and 1052 Buyer's Guide

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Fisherr 1051 and 1052 Size 33
Diaphragm Rotary Actuators
Contents
Introduction 1.................................
Scope of Manual 1.............................
Description 2.................................
Specifications 3...............................
Installation 3..................................
Actuator Mounting and Changing Actuator
Mounting 5................................
F and G Mounting Adaptations 5.............
HMountingAdaptation 7...................
J Mounting Adaptation 8....................
1052 Spring Compression Adjustment 10.........
Initial Compression 10......................
Stroking Range 11.........................
Maintenance 11................................
Mounting Adaptations 12......................
Replacing Diaphragm 12.......................
Replacing Diaphragm Plate, Diaphragm Rod,
Spring, and Spring Seat 13....................
Changing Or Replacing Actuator Lever 16.........
Proximity Switches, Lever-Operated Switches,
and Positioner 18...........................
Installing the Cam 18......................
Installing Proximity Switches 19..............
Switches Indicating Bottom of Stroke 19..
Switches Indicating Top of Stroke 19......
Installing Lever-Operated Switch 19..........
Installing the Push Rod 20................
Figure 1. Fisher 1052 Actuator with CV500 Valve and
FIELDVUE™ DVC6200 Digital Valve Controller
W8192-2
Mounting Lever-Operated Switch and
Adjustment 20..........................
Positioner Mounting 20........................
Top-Mounted Handwheel 20....................
Locking Mechanism 21.........................
Parts Ordering 23...............................
Parts Kits 23...................................
Parts List 23...................................
Introduction
Scope of Manual
This instruction manual includes installation, adjustment, operation, maintenance, and parts information for the
Fisher 1051 and 1052 Size 33 diaphragm rotary actuators (figure 1). Mounting adaptations F, G, H, and J are included
in this manual. Instructions for the control valve, positioner, manual actuator, and other accessories are included in
separate manuals.
Instruction Manual
D101322X012
1051 and 1052 Size 33 Actuators
September 2012