Emerson Fisher 1052 Instruction Manual

Instruction Manual
D100322X012
Fisher 1052 Size 20 Diaphragm Rotary Actuator
™
with F and G Mounting Adaptation
Contents
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Scope of manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Principle of Operation
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Mounting Procedure
Adjusting Spring Compression
Initial Compression
Stroking Range . . . . . . . . . . . . . . . . . . . . . . . . . .
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Disassembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Changing Actuator Mounting
Top-Mounted Handwheel
Parts Ordering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Parts Kits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Introduction

Scope of Manual

This instruction manual includes installation, adjustment, operation, maintenance, and parts information for the
1052, size 20, Style F and G diaphragm rotary actuator (figure 1), and the optional top-mounted handwheel (figure 4).
Instructions for the control valve, rotary positioners, and accessories are included in separate manuals.
Do not install, operate, or maintain a 1052 actuator 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 the contents of this manual, including all safety cautions and warnings. If you
have any questions about these instructions, contact your

Description

The spring-and-diaphragm actuator is used on small rotary shaft valves for throttling or on-off applications. It mounts
to V150 Vee-Ball™ valves, V500 valves, eccentric disk valves, and butterfly valves with 3/8 inch and 1/2 inch splined
shafts. The actuator accepts a 3610J, 3620J, or PMV positioner. A top-mounted handwheel is available for the unit.

Specifications

Specifications are shown in table 1 for 1052 Style F & G size 20 actuators. Some specifications for a given actuator, as it
originally comes from the factory, are shown on the nameplate attached to the actuator.
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Figure 1. Fisher 1052 Size 20 Actuator with
Positioner
1
1
1
1
2
2
3
5
5
6
6
7
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9
10
11
W5030
11
Emerson sales office
1052 Size 20 Actuator (F & G)
before proceeding.
February 2019