Festo HSP AE Series, Manual

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7. Diagnosis
7−9
Festo P.BE−HSP−AE−IO−EN en 0510NH
7.4 Mechanical fault
Fault Possible cause Remedy
Hard knocking in the
end position Rubber buffers not unscrewed
enough or overloaded
Work load too heavy
Speed of moveable mass too high Set rubber buffers
(see chapter 2.5.3)
Reduce positioning speed
(see chapter 5.5.3)
Rubber buffer defective Replace rubber buffer
(see chapter 6.2.2)
Bouncing in the end
position The setting of the z−stroke has been
modified and is no longer the same
as the taught end position. Teaching the end positions via an
HSP mode
Faults in position
scanning via proximity
switch (optional only Position of proximity switches
incorrect Correct position of proximity
switches.
switch (optional, only
via PLC)
Incorrect type of proximity switch
used Use only proximity switches of
typeSMT−8−...
Proximity switch defective Replace proximity switch
Ferritic parts in the vicinity of the
proximity switch Use parts made of non−magnetic
materials
End positions not
reached Setting of the y−stroke and the
z−stroke not correct Adjust end positions
(see chapter 2.5).
The double rollers do
not run smoothly in the
path guide Link parts offset Align link parts free of offset
(see chapter 2.5.2).
Play of the vertical
guide rail in the end
positions Spring clamping element defective Replace spring clamping element.