Festo KSK Série Notice D'utilisation page 26

KSK−...
9 Troubleshooting
Fault
Coupling broken
Connecting shaft
slides through /
jerky movement jerky movement
Scraping noises
during positioning
y−axis tilted during
positioning
Fig. 25
26
Cause
Overloading
Too much offset
Connecting shaft does not lie
securely in the coupling
Locking screws of coupling
loose
Grease in the hubs of the
coupling
System overloaded
Too much offset
Components rub against
other components
Coupling defective (broken),
shaft breaks through
Remedy
S Replace coupling, observe
maximum limits
S Observe minimum
dimension B (see Fitting")
S Tighten locking screws
S Dismantle connecting shaft
or coupling
S Remove grease from
contact surfaces
S Refit connecting shaft
S Observe maximum limits
S Readjust the arrangement
without offset
S Create spaces
S Replace coupling
Festo KSK−... 0804b