5 Maintenance
Study the instructions carefully. The items refer to the parts list and service kits section. Handle scrap correctly.
NC = Normally closed.
NO = Normally open.
5.7
Dismantling of optional maintainable actuator
Rotate cylinder with service tool
1. Rotate cylinder (1).
2. Remove lock wire (10) and pull away cylinder (1).
3. Unscrew nuts (18) and remove yoke (13).
4. Unscrew bottom bushing (6).
5. Remove stem (2) with O-ring (3) and spring assembly (14).
6. Remove O-rings and support disc.
TD 461-033
5.8
Assembly of optional maintainable actuator
Reverse order of 5.7 Dismantling of optional maintainable actuator.
Lubricate O-ring (3,7,11) with Molykote Longterm 2 plus before fitting.
5.9
Reversing optional maintainable actuator operation
2404-0020
1. Rotate cylinder.
2. Remove lock wire and pull away cylinder.
3. Reverse piston and spring assembly.
4. Reverse adapter, air fitting and plug to opposite end.
5. Re-assemble in reverse order (3 to 1).
NC
pneumatic
movement
upwards
NO
pneumatic
movement
downwards
22
Summary of Contents for Unique RV-ST
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