Festo DGEA Series Operating Instructions Manual page 49

DGEA−...
14 Eliminating faults
Fault
Inaccurate
positioning
Loud noises
Missing or
undefined
switching
functions
Festo DGEA−... 0501a English
Possible cause
Tooth overjumped due to high
inertial forces; toothed belt
damaged
Reference point switch or
switching lug loose
Outside the axis
Fastening of interface to work
load on cantilver arm loose
Fastening of coupling loose
Clamping device of toothed belt
loose or shifted as a result of
crash movement
Play in guideway
Defective bearing of shaft etc.
Guideway/toothed belt
damaged
Play in guideway
Right−angle gear unit defective
Insufficient lubrication (of the
slide bearing)
Outside the axis (e.g. drive
package including coupling or
external devices)
Proximity switch or cable
defective
Sensor support or switching lug
incorrectly fitted
Switching gap set incorrectly
Incorrect switch or incorrect
connection
Remedy
Reduce dynamic loading, new
reference travel, if necessary
return the DGEA−... to Festo
Fasten
Check the peripherals
(e.g. motor, controller...)
Fasten again in accordance with
the chapter Fitting"
Tighten coupling
Return DGEA−... to Festo
Return DGEA−... to Festo
Lubricate again, if necessary
return the DGEA−... to Festo
Check the peripherals for parts
which touch each other
Fit new proximity switch or
replace cable
Undertake settings again
Readjust
Use correct switch or
connection
49