Burkert Type 8686 - Manual (Page 41)

41
Malfunctions
13 malfuncTiOns
malfunction cause and remedial action
End position is
not detected No or inadequate supply voltage
→
Check the electrical connection and supply
voltage
Wrong size of switch spindles from the adapter
set
→
Replace switch spindles
Wrong spindle lead-through selected for
spindle installation
→
Push the switch spindle through the
matching spindle lead-through
Wrong actuator size selected with the DIP
switches
→
Select the matching actuator size
Cap of the switch spindle moved by force
during assembly
→
Remove the feedback head / control head
→
Pull the cap towards the end of the switch
spindle until you can see one groove
→
Install the feedback head / control head
→
Perform a reference movement for spindle
adjustment
malfunction cause and remedial action
Faulty detection
of end position Wrong actuator size selected with the DIP
switches
→
Select the matching actuator size
More than one actuator size selected with the
DIP switches
→
Select the matching actuator size
Feedback head / control head not mounted in
the correct position
→
Mount the feedback head / control head in
the correct position (see “Fig. 9”)
Incorrect
display of
actuator status
LED Color selection switch not correctly selected
→
Select the color assignment correctly (both
up or both down, see section “10.3.1 Basic
settings” “Fig. 29”)
Actuator does
not switch No or inadequate supply voltage
→
Check the electrical connection and supply
voltage
Pressure supply too low
→
Check the control pressure
Faulty hose system
→
Check the pneumatic connections
English
Type 8685 / 8686