Eliminating Faults - Festo DGC-8/12 Notice D'utilisation

DGC-8/12
Designation
Moveable driver
Proximity switches
Centre support
Centering sleeves
One-way flow control valve
Shock absorbers and elastomer absorbers
Fig. 29
11

Eliminating faults

Fault
Uneven movement
of the slide
Faults in position
interrogation
Heavy leakage
Cylinder does not
reach the desired
speed
Fig. 30
Festo DGC-8/12 0212NH English
Type
FKC-...
SME-10-... / SMT-10-...
MUC-...
ZBH-...
GRL-...
Only in accordance with spare parts list
DGC-...
Possible cause
One-way flow control valve
not fitted correctly
Guide rail not greased
Ferritic parts in vicinity of
proximity switch
Cylinder is distorted
Seal worn
No air volume
High friction or counteracting
force
Remedy
If possible reduce the exhaust
(not the supply air)
Grease guide rail as described in
chapter 8
Use parts made of non-magnetic
materials
Fasten the cylinder to a flat base
Replace worn parts:
– Yourself with wearing parts kit
– By returning to Festo for
repairs
– Select wider tubing
connections
– Switch in volume
Select larger drive
29