Installation, Commissioning and Maintenance
Manual
22
12.7.6 Double-Acting Actuator, Cylinder Stop
Bolt Setting
Perform the following operations as first setting.
Adjust the stop bolt located in the end flange of the cylinder
as follows:
4
5
X
7
6
A. Verify the absence of pressure
B. Remove cap nut (4) and seal washer (5)
C. Loosen stop nut (6)
D. Slowly pressurize the cylinder from port X to detach stop
bolt from piston
7
E. Hold stop nut (6) with a wrench
F. With the help of a suitable size wrench, rotate the stop
bolt (7) counter clockwise to increase the angular stoke
G. Apply pressure to port (X1)
X1
H. Verify the newly obtained angular position with one stroke
I. Repeat operations A to H, until the desired angle is obtained
7
J. With the help of a suitable size wrench, rotate the stop
bolt (7) clockwise to decrease the angular stoke
K. Apply pressure to port (X1)
X1
L. Verify the newly obtained angular position with one stroke
M. Repeat operations A to E and J to L, until the desired
angle is obtained
N. Re-position seal washer (5) between flange and stop nut (6)
5
6
12.0 Operation
A4
US
US
A4
US
A4
US
A4
