![background image](http://html.mh-extra.com/html/emerson/fisher-1078/fisher-1078_instruction-manual_102260001.webp)
www.Fisher.com
Fisher
™
1078 Declutchable Manual Actuator
Contents
Introduction
1
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Scope of Manual
1
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Description
2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Specifications
3
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Educational Services
3
. . . . . . . . . . . . . . . . . . . . . . . . .
Installation
5
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Converting An Existing Power Actuator for use
with the Fisher 1078 Manual Actuator
6
. . . . . . . .
Installing the Manual Actuator
6
. . . . . . . . . . . . . . . . .
Installing the Manual Actuator on a 1061
Size 30, 40, 60, 68, 80, or 100 and
1052 Size 70
7
. . . . . . . . . . . . . . . . . . . . . . . . . .
Installing the Manual Actuator on a 2052
Size 1, 2, or 3
7
. . . . . . . . . . . . . . . . . . . . . . . . . .
Operation
7
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Engaging and Disengaging the Manual Actuator
8
. .
Engaging the Manual Actuator
8
. . . . . . . . . . . . .
Disengaging the Manual Actuator
8
. . . . . . . . . .
Maintenance
8
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Lubrication
9
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Parts Ordering
10
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Parts List
10
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Manual Actuator Assembly
10
. . . . . . . . . . . . . . . . . . .
Field Mounting Parts
10
. . . . . . . . . . . . . . . . . . . . . . . .
For 1061; and 1052 Size 70 Actuators
10
. . . . . .
Figure 1. Fisher 1078 Manual Actuator Mounted on
a 2052 Size 1 Actuator
X0178
Introduction
Scope of Manual
This instruction manual includes installation, operation, and maintenance information for the Fisher 1078
declutchable manual actuator (figure 1). Refer to separate instruction manuals for instructions covering the power
actuator and control valve.
Do not install, operate, or maintain a 1078 declutchable manual 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
Emerson sales office
or Local Business
Partner before proceeding.
Instruction Manual
D101329X012
1078 Actuator
June 2017