SPX APV DELTA SDU4, Руководство по эксплуатации, Страница: 19 / 39

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10. Service Instructions
VI. Assembly of the valve
a. Place the complete valve insert (actuator, yoke, upper valve shaft and
upper valve housing) in the lower valve housing (1) and tighten it with
the link clamp (5). Reconnect the valve housing with the line system.
Reconnect the leakage valves.
b. Place the control unit (27) on the adapter (24) and secure it
by the fastening ring.
c. Connect the compressed air supply.
d. Check the basic adjustment of the valve position indication.
- By turning the positioning screw in the control unit, the shift points
can be adjusted.
VII. Maintenance of the leakage valves
The item numbers refer to the spare parts lists
leakage valves: RN 01.054.67.
a. Pull off pneumatic air hoses at the two leakage valves.
b. Shut off CIP supply line and discharge it.
c. Remove CIP supply and outlet line from the leakage valves.
d. Release inner hex. screw and remove bracket.
e. Turn off cover (3) and pull off piston (2) and spring (6).
f. Dismantle all seals (5, 7, 8).
g. Installation is done in reverse order.
Double Seal Change-Over Valves
Delta SDU 4
Operating Manual Rev. 1
UK
leakege valve