M6 SERIES IOM
6th EDITION
ISSUED 12/2014
12
VI. Travel Stop Adjustment
Contromatics actuators have open and close travel stops for +5°/-5° of travel.
A. Setting The Stops on Double Acting Units
1. Operate the actuator assembly to the closed position.
2. Remove/lockout the air supply to the actuator.
3. Loosen the locknut on the closed stop.
4. Turn the closed stop clockwise to reduce or counterclockwise to increase the travel.
5. Retighten the locknut.
6. Reconnect the air supply to check that the position desired is correct. If not repeat.
7. Operate the actuator assembly to the open position.
8. Remove/lockout the air supply to the actuator.
9. Loosen the locknut on the open stop.
10. Turn the top clockwise to reduce or counterclockwise to increase the travel.
11. Retighten the locknut.
12. Reconnect the air supply to check that the position desired is correct. If not repeat. items 7-11.
Open Limit Stop
Closed Limit Stop
Fig. 6.1
The above illustration shows a double acting actuator in the open position and identifies the opening and closing
limit stops.
