8.0 REPLACEMENT OF PARTS
VL
2
VAL.130.--.M.EN Issue: A1
09.16
43
8.2 Replacement of worn parts
The seal and roller bearings (blade supports), which are the only wear parts in the VIB type valves, must be
replaced after a certain period, depending on the material and application.
We suggest replacing the seals and roller bearings every 2 years, as you can see in the Maintenance Schedule
table.
For spare part codes refer to Spare Parts section.
Proceed as described.
1)(QVXUHWKHFRQWDLQHUEHORZZKLFKWKHYDOYHLV¿WWHGLVHPSW\
2) Disconnect from the mains and the compressed air supply from the actuator;
3) Remove the actuator;
4) Remove the valve.
VIB
A) Die cast aluminium semi-bodies
B) Blade
C) SINT
®
liner
D) Roller bearing
E) $FWXDWRU¿[LQJSODWH
F) Back lateral frame
G) Protection plate
A
A
B
C
G
D
E
F
D
G