Emerson Fisher 1051 and 1052 Quick Start Guide

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Fisherr 1052 Size 70 Diaphragm Rotary Actuator
Contents
Introduction 1.................................
Scope of Manual 1.............................
Description 3.................................
Specifications 3...............................
Educational Services 3.........................
Installation 3..................................
Actuator Mounting 4..........................
Valve Flow Direction 7.........................
Loading Connection 7..........................
Turnbuckle Adjustment 8.......................
1052 Spring Adjustment 9......................
Initial Setting 9............................
Stroking Range 9..........................
Principle of Operation 9........................
Maintenance 10................................
Disassembly 10...............................
Assembly 12..................................
Changing Actuator Mounting 14.................
Top‐Mounted Handwheels and
Adjustable Travel Stops 15.......................
Principle of Operation for Handwheels 15.........
Handwheel Maintenance and Adjustable
Travel Stop 16..............................
Locking Mechanism 18..........................
Installing the Locking Mechanism 18.............
Operating the Locking Mechanism 19............
Pipe‐Away Vent 21..............................
Parts Ordering 22...............................
Parts Reference 22..............................
Figure 1. Fisher Vee‐Ball™ Valve with 1052 Actuator
and FIELDVUE™ DVC6200 Digital Valve Controller
W8502-3
Introduction
Scope of Manual
This instruction manual includes installation, adjustment, maintenance, and parts ordering information for the Fisher
1052 (Size 70) pneumatic piston rotary actuator (see figure 1).
This instruction manual also provides information for the optional top‐mounted handwheel, up and down travel stops,
locking mechanism, and pipe‐away vent.
Instruction Manual
D104083X012
1052 Size 70 Actuators
February 2015