81
Problem, cause, solution
EN
The lock does not unlock
Problem Possible cause Solution
The lock was triggered
electrically or via the profile
cylinder to unlock.
Mechanical blockage The door leaf of the door frame is warped. The
deadbolt and latch bolt must be able to move
freely
Incorrect electrical
power supply
Connect a suitable main adapter and matching
cable (“Electrical specifications, UII module /
contact loading capacity of relay outputs”,
page 77 and “Electrical accessories”, page 79)
The lock aborts the unlocking
process and locks again.
Incorrect electrical
power supply
Connect a suitable main adapter and matching
cable (“Electrical specifications, UII module /
contact loading capacity of relay outputs”,
page 77 and “Electrical accessories”, page 79)
The lock does not lock
Problem Possible cause Solution
The lock locks and unlocks
three times, thereby signal-
ling that the electromagnetic
striking plate sensor does not
recognise the striking plate.
The Fault status message is
activated if the UII control
module is used.
Incorrect locking plate Mount a suitable locking plate made of steel
(“Striking plates”, page78).
The rebate gap is too
wide.
Adjust a suitable rebate gap (“Explanation of
terms”, page51 and ( „Technical data“, Seite
76)
Problem, cause, solution