Flowserve ROTADISK RDF - Page 58

ROTADISK Pneumatic Actuator RD & RDF
Operating Manual – BA3002 EN
8 Repair
Page 56 of 79
13. Then push the piston pair [9] completely out of the body [10].
14. Clean the drive shaft [4], shim bushing [8], double swing arm [11], body [10] and
piston pair [9].
Do not use a solvent to clean the piston pair [10].
15. Grease the cleaned parts with low-temperature grease.
Flowserve Flow Control GmbH recommends the low-temperature grease SAPPHIRE
Lo-Temp 2 made by ROCOL.
16. Pull new O-rings [12] onto the two pistons [9].
17. Assemble the two pistons [9] with the double swing arm [11] in a piston pair [9].
18. Hold the guide bands tight and feed the piston pair [9] back into the body [10].
Make sure that the marks on the piston [9] and the body wall are in line.
[4]
[8]
[9]
[11]
[10]
[9]
[12]
[9]