20
Installation, Commissioning and Maintenance Manual
12.0 Operation
Single acting actuator with HPA type manual override,
cylinder stop bolt setting
Perform the following operations as first setting.
Adjust the stop bolt located in the end flange of the hydraulic
cylinder, as follows:
A. Verify the absence of pressure
B. Loosen cap nut (5) with relative seal washers (7) and (8)
and loosen stop nut (6)
7
8
3
5
6
C. Slowly pressurize the cylinder to detach stop bolt (3)
from piston
D. To increase linear stroke, rotate stop bolt (3) anti-clockwise
E. Remove pressure
F. Verify the newly obtained angular position with one stroke
G. Repeat operations A to F, until the desired angle
is obtained
3
H. To decrease linear stroke, rotate stop bolt (3) clockwise
I. Remove pressure
J. Verify the newly obtained angular position with one stroke
K. Repeat operations A to C and H to K, until the desired
angle is obtained
8
L. Position seal washer (8)
M. Hold stop bolt (3) with a wrench and tighten the stop nut (6)
3
6
N. Insert seal washer (7) and verify it is correctly positioned.
Hold stop nut (6) with a wrench and tighten cap nut (5)
7
5
6
A4
US
US
A4
US
A4
US
A4
Summary of Contents for LP/S Series
Page 89: ...Keeping the World Flowing 89...
