TOPlus mini / TOPlus premium pull-back
Faults
Order h49 7144.907-333
115
Fault
Possible cause
Remedial action
Remedied by
Clamping force is
too weak
Workpiece outside
the clamping width
diameter
Use a suitable clamping element
Skilled special-
ist
Axial actuating
force on drawtube
too weak
Check machine setting and cor-
rect if necessary
Stroke limitation by
the workpiece end-
stop
Use an appropriate workpiece
end-stop
Incorrect lubrica-
tion condition
Check lubrication of the clamping
device and correct if necessary
Clamping force is
too high
Axial actuating
force on drawtube
too high
Check machine setting and cor-
rect if necessary
Skilled special-
ist
Geometry devia-
tion on the work-
piece
Axial run-out error
on the clamping
device
Check axial run-out of the clamp-
ing device and correct if neces-
sary
Skilled special-
ist
Face run-out error
of the clamping de-
vice
Check face run-out of the clamp-
ing device and clean the mating
surfaces if necessary
Dirty end-stop area
Remove the workpiece end-stop
and clean the mating surfaces
Dirty coupling area
in the clamping el-
ement
Remove the clamping element,
clean the coupling area and the
clamping element
Dirty clamping ta-
per
Remove the clamping element
and clean the clamping taper
Geometry error on
the workpiece due
to incorrect type of
clamping element
Use a suitable clamping element
Elastic distortion
Reduce the clamping force to the
level applicable for the clamping
device and the workpiece
Check the workpiece material
Indentations on
the clamping
surface
Clamping force is
too high
Reduce the clamping force to the
level applicable for the clamping
device and the workpiece
Skilled special-
ist
Incorrect type of
clamping element
Use a suitable clamping element
