22 2 BAR 70 en
12 Maintenance
12.1 Cleaning and maintenance intervals
High-performance control valves of the type BA are largely
maintenance-free.
For maintenance intervals, please follow preventive
m a i n t e n a n c e r e c o m m e n d a t i o n i n c h a p t e r 1 0 . 2 .
Item Naming Materials Spare Set No.
101 Body 1.0566 / A516 GR. 60/70* -
117 "Closed" sign Al -
201 Disc 1.4571 -
401 Shaft 1.4313 -
402 Shaft 1.4313 -
404 Thrust disc DU 1, 2
406 Support ring PTFE 1, 3
407 Thrust washer 1.4571 -
410 Bearing bush 1.4313 1, 2
419 O-ring FKM 1
424 Bearing bush DU 1, 2
428 Spacer bush 1.4301 1, 2
429 Spacer ring PTFE 1
430 Cover 1.4021 -
434 Hexagon bolt A2-70 -
437 Cover 1.4021 -
440 Pin 1.4571 -
471 O-ring FKM 1, 3
475 Seal PTFE 1
501 Bracket 1.0037-Zn -
502 Hexagon bolt A2-70 -
503 Hexagon bolt A2-70 -
600 Quarter turn actuator --- -
Spare Set No.
1 Spare parts set "complete bearing set"
2 Spare parts set "mounting"
3 Spare parts set "shaft seals"
Exploded view and parts list
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