FlowAct Diaphragm Linear Actuator FCD VLENIMFACTA4 10/16
53
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screw (370) clockwise.
25. Assemble the coupling parts (see page 54).
26. Connect the actuator with the air supply, perform 3 full
strokes and check the free movement.
NOTICE
The stem extension must be able to
move freely without hitting in the end
positions.
27. Log the maintenance interval and the work performed.
28. The actuator subassembly is ready to be mounted on
the valve and the accessories attached.
Item #
Part
WW EU
221 6.120 Stem Extension
256 5.11 Lock Nut
350 6.122 Stem End Stop
352 6.121 Cover Tube
353 6.124 Lock Nut
370 6.96 Hex Socket Set Screw
372 6.42 Central Handwheel (Unit)
405 6.123 Slotted Set Screw (4x)
Actuator
221
350
405
405
352
372
370
256
353
Table 33: Handwheel “central“ parts Figure 30: Handwheel “central“ parts
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