Installation, Commissioning and Maintenance
Manual
18
12.0 Operation
12.7.2 Single-Acting Actuator with M Type Manual
Override, Cylinder Stop Bolt Setting
Perform the following operations as first setting.
Adjust the setting dowel located in the manual override as
follows:
A. Ensure the jackscrew override is in a fully retracted
position by rotating the handwheel clockwise
B. Verify the absence of pressure
C. Loosen stop nut (6)
D. Slowly pressurize the cylinder until setting dowel (7)
is free to rotate
7
6
E. To increase angular stroke, rotate setting dowel (7)
anti-clockwise
F. Remove pressure
G. Verify the newly obtained angular position with one stroke
H. Repeat operations A to F, until the desired angle is obtained
I. To decrease angular stroke, rotate setting dowel (7) clockwise
J. Remove pressure
K. Verify the newly obtained angular position with one stroke
L. Repeat operations A to D and I to K, until the desired
angle is obtained
M. Hold setting dowel (7) with a wrench and tighten
stop nut (6)
7
6
A4
US
US
A4
US
A4
US
A4
