SOMMER twist 200 E - Maintenance and Care; Safety Instructions; Regular Testing; Testing

Maintenance and care
29
Maintenance and care
Testing Behaviour Yes/No Possible cause Remedy
Power deactivation
Stop the gate leaf by hand
while it is closing.
Do not clutch the gate leaf.
Does the gate stop and
reverse when lightly held?
Yes No action necessary.
No Force tolerance too high. Reducing force tolerance:
• Open and close the gate completely twice
under supervision.
• Rotate the “Gate 1” or “Gate 2”
potentiometer completely to the left until
the test is successful.
Control unit defective. • Decommission the gate and lock
it to prevent reactivation.
• Call customer service!
Emergency release
Procedure as described
under “Locking and
unlocking operator”.
Can the gate be opened and
closed easily by hand?
Can the operator
be unlocked?
Yes No action necessary.
No Hinges rusted. Lubricate gate hinges.
Safety contact strip,
if present
Open/close the gate and
actuate the strip.
Does the gate behave as set
with DIP switch 1, 2 or 3?
Yes No action necessary.
No Cable broken. • Check wiring.
• Replace broken cables.
Terminal loose. Tighten terminal.
DIP switch adjusted. Set the DIP switch.
Safety contact strip
defective.
Safety contact strip
evaluation unit defective.
• Decommission the gate and lock
it to prevent reactivation.
• Call customer service!
Photo eye, if present
Open/close the gate and
interrupt photo eye.
Does the gate behave as set
with DIP switch 1, 2 or 3?
“Safety” LED on?
Yes No action necessary.
No Cable broken. • Check wiring.
• Replace broken cables.
Terminal loose. Tighten terminals.
DIP switch adjusted. Set the DIP switch.
Photo eye soiled. Clean the photo eye.
Photo eye fault. • Decommission the gate and lock
it to prevent reactivation.
• Call customer service!
Safety instructions
DANGER!
Never use a water hose or high-pressure cleaner to spray
down the operator or the control unit housing.
 Do not use acids or alkalis for cleaning.
 Keep operator clean and clean the push rod with a dry cloth
when needed.
 Check the control unit housing regularly for insect infestation
and clean if necessary.
 Check the control unit housing regularly for moisture and
dry if necessary.
 Check that all screws and bolts of the fi ttings are tightened.
Retighten loose fi xing bolts.
 Check that the connection control unit housing cover is free of leaks.
Regular testing
 Check the function of the safety devices at least every 6 months.
See EN 12453:2000.
 Check the function of the pressure-sensitive safety devices at least
every 4 weeks. Example: Safety contact strip with separate evaluation
unit. See EN 60335-2-95:11-2005.