5 Maintenance
Study the instructions carefully. The items refer to the Parts list and service kits section. Handle scrap correctly.
Man = Manually activated
NC = Normally closed.
A/A = Air/air activated.
Type NC:
In the pneumatic actuator type NC ø12.7 mm / 1/2 inch there are no “spring guides” inside the housing.
The actuator can only therefore be opened by the special tool “B”.
It is not necessary to use special tool “A” and “C”.
In the pneumatic actuator type NC size ø25 mm / 1 inch and ø38 mm / 1 1/2 inch there are “spring guides” inside
the housing.
This is why it its necessary to use the special tool “A”, “B” and “C”.
1) Remove pressure plate.
Be careful not to scratch the rod.
2508-0079
Type NC
Pressure plate
2) Put air on actuator and activate.
2508-0083
Air
25
