CEStronics CES OMEGA FLEX Manual page 38

System error
If system errors are present, they are signalled after to the following actions:
after reading the authorised locking media
l
after attempting to put handle set in release mode or emergency mode
l
after the start sequence (insertion/connecting the batteries)
l
Signalling Reason
System error: The actuator of the locking
device is malfunctioning.
Page 38 of 39
5 Error signalling
Solution
Check if the actuator has jammed.
Check the wiring and contacts.
If you cannot fix the error by yourself,
contact your CES partner.
Signalling of OMEGA FLEX Locking devices