14
1
3
5
4
2
6
Maintenance
Study the instructions carefully.
The items refer to the drawings and the parts list on
pages 22-29.
Handle scrap correctly.
NC = Normally closed.
NO = Normally open.
A/A = Air/air activated.
2. Dismantling of valve
1. Remove clamp (15).
2. Remove intermediate ring (13).
Remove the complete diaphragm/stem unit
from valve body (16 or 18).
Stop valve:
Remove washer (14) from upper stem (19).
NO actuator:
1. Remove upper clamp (15).
2. Supply compressed air to the actuator.
3. Remove clip assembly (11).
3. Remove the actuator.
5. Release compressed air.
Pay special attention to the warnings!
NC actuator:
1. Remove clip assemply (11).
2. Supply compressed air to the actuator.
3. Remove upper clamp (15).
4. Remove the actuator.
5. Release compressed air.
Pay special attention to the warnings!
Change-over valve:
1. Remove lower clamp (15).
2. Dismantle upper and lower valve bodies
(16, 18).
3. Remove seal ring (17).
Summary of Contents for ARC series
Page 23: ...21 ...
