21
1) 2)
1) 2)
MAN 604A Rev. 5
Operation and Use
Section 3: Operation and Use
Figure 17
Figure 18
3.1.2 Stop Screw Screwed on the End Flange of
Spring Container
For the adjustment of the travel stop screw, for model from 006 to 150, proceed as follows:
For the adjustment of the travel stop screw, for model from 200 to 19600,
proceed as follows:
1. Loosen the lock nut “d”.
2. If the actuator angular stroke is stopped before reaching the end position,
unscrew the stop screw “v” by turning it anticlockwise until the valve reaches
the correct position.
3. If the stop-screw is too hard to be operated, reduce or remove the cylinder
pressure, in order to move the mechanism far from the screw. Operate the
setting-screw and then pressurize again the cylinder to reach end position.
4. If the actuator angular stroke is stopped beyond the end position, screw the
stop screw by turning it clockwise until the valve reaches the correct position.
5. Tighten the lock nut, after having correctly placed the threaded seal washer
“s” and “w”.
June 2020
Installation, Operation and Maintenance Manual
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