Festo HSW-...-AP/AS - Manual (Page 58)

HSW−...−AP/A S
Festo HSW−...−AP/AS 0812b English
58
12 Trouble−shooting
Fault Possible cause Remedy
Hard knocking in
stroke end Shock absorber defective Replace shock absorber
stroke end
position
Stop element overloaded:
Ĉ Work load too heavy
Ĉ Speed of the moveable mass
too high
Reduce positioning speed
Faults in position
scanning Position of proximity switches
incorrect Correct position of proximity
switches
Incorrect proximity switch type
fitted Use only proximity switches
SME/SMT−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 stroke angle and
the z−stroke not correct Adjust end positions
(see chapter Fitting ć static
adjustment of the end
positions")
The double
rollers do not run
smoothly in the
path guide Link parts offset Align link parts so there is no
offset (see chapter Fitting ć
static adjustment of the end
positions")
Play of the guide
rail in the end
positions Spring clamping element
defective Replace spring clamping
element
Fig. 33