52
Faults
Display: "F" and digit
Code Fault description Fault causes and fault correction
Excess voltage in the DC voltage link.
Check mains input voltage.
Execute fault clearance trough movement
command. Change slope times/speed.
Temperature limit exceeded.
Check for overload of the drive unit.
Cool down the drive unit and reduce the number
of cycles.
Permanent current overload.
Check for overload of the drive unit.
Check the door mechanism for stiffness or
weight.
Brake / FI fault.
Check brake; replace if necessary.
If problem recurs, replace drive unit.
Collective indication for FI.
Execute fault clearance trough movement
command.
Replace drive unit if message continues to be
displayed.
At initial operation minimum travel distance was
not completed.
Move the door for at least 1 second.
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