Flowserve FlowAct Series User Instructions page 23

25. Install the short hexagon bolts (335), hexagon nuts (351)
as well as the hexagon bolts (335) and ring nuts (209).
26. Tighten the nuts (351) using a crosswise pattern in
four steps.
27. Install the protection sleeve (339).
28. Reassemble the yoke and coupling parts, perform three
full strokes then check the tightening of the casing bolting.
Item #
Part
WW EU
202 6.1 Diaphragm Casing
203 6.2 Diaphragm Casing
209 6.6 Ring Nut
211 6.12 Stem
225 6.16 Diaphragm
227 6.15 Diaphragm Plate
228 6.13 Spacer Bushing
229 6.21 Actuator Spring
231 6.22 Distance Plate
253 6.8 Guide Bushing
254 6.80 Plain Bearing (2x)
255 6.18 Thrust Washer
258 6.26 Vent Plug
272 6.17 O-Ring
273 6.11 Scraper Ring (2x)
275 6.10 O-Ring (2x)
276 6.9 O-Ring
326 6.23 Spring Adjusting Plate
335 6.3.1 Hexagon Bolt - short
336 6.3.2 Hexagon Bolt - long
337 6.5 Plain Washer
339 6.25 Protection Sleeve
348 6.29 Stem
349 6.19 Lock Washer
351 6.4 Hexagon Nut
390 6.24 Guide Bushing
Table 15: Actuator parts
FlowAct Diaphragm Linear Actuator
29. Log the maintenance interval and the work performed.
30. The actuator subassembly is ready for the reassemble
of the attachments - see page 16 - and accessories.
209
348
349
228
227
225
272
255
211
FCD VLENIMFACTA4 10/16
Figure 12: Actuator parts
flowserve.com
336
335
337
202
276
390
254
258
326
229
202
276
253
254
351
339
275
273
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