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IQ lock AUT, EL / EL DL, EM / EM DL, C / C DL, M / M DL
41
What if?
Alarm/fault
Cause
Consequence
Remedial action
Bar_L_OFF
The Hall sensor at the locked
position of the drive rod
remains active during un-
locking.
This fault is only triggered in
the unlocked state.
à
Drive rod is blocked.
à
Bar lock sensor is defective.
X
Make sure that the drive rod is
not blocked.
X
Check the load on the drive rod
manually.
X
Acknowledge fault and test
again.
OC_2UL
“OverCurrent to unlock”
The max. current limit has
been exceeded during
unlocking, although the drive
rod has already reached the
unlocked position.
Toothed wheel blocked.
X
Acknowledge fault and test
again.
If the fault occurs again:
X
Return to GEZE Service.
OC_2UL_BAR
“OverCurrent to unlock”
The max. current limit has
been exceeded during un-
locking.
à
Drive rod or toothed
wheel is blocked.
à
The load is too high.
X
Make sure that the drive rod is
not blocked.
X
Check the load on the drive rod
manually.
X
Acknowledge fault and test
again.
OC_2L
“OverCurrent to lock”
The current limit has been
exceeded during locking.
Toothed wheel blocked.
X
Acknowledge fault and test
again.
If the fault occurs again:
X
Return to GEZE Service.
Motor lock IQ lock EL/IQ lock EL DL
Alarm/fault
Cause
Consequence
Remedial action
Manual unlocking of the
lock using panic device
possible, but not using motor
activation
Mechanical fault on the lock or
bolt jammed in extended state
Bolt can no longer be re-
tracted by motor, and/or
fault message is pending
at the control
X
Reset the activation and start
activation of the lock again,
fault message will go out if
successful.
Power supply cable defective
Lock is not being sup-
plied with 24 V DC
X
Check continuity and replace
the power supply cable of the
lock if necessary.
Control is not being supplied with
24 V DC.
In the event of attempt-
ed manipulation, the bolt
of the auxiliary latch is
closed and can no longer
be retracted by motor
X
Check the polarity of the 24 V
DC input on the control and
change if necessary.
The door can be pushed or
pulled open by hand
The cross latch cannot be po-
sitioned or the lock cylinder is
jammed
Bolt blocked in retracted
state
X
Position the strike plate cor-
rectly.
X
Check activation of the night-
latch function using the key.
Door handle is jammed in acti-
vated position or handle return
spring is broken
The door handle does
not return to its initial
position after activation
The signal is sent via fault
relay after 4 min
X
Loosen the screws, lubricate the
handle guide, correct fastening.
The fault message is reset once the
handle is mobilised again.
– or –
X
Replace the lock.
Auxiliary latch is not activated
Bolt is not extended with
door closed
X
Check the clearance of the door
leaf and shim the strike plate if
necessary.
Lock in permanently unlocked
mode
Lock does not lock when
the door is closed
X
Check permanently unlocked
activation.
Power supply cable has been in-
terrupted during the release time
Lock does not lock when
the door is closed
X
Check power supply cable for
continuity.
The auxiliary latch closes with
door closed with “Off”
Strike plate has been reworked
and hollowed out too much
–
X
Open the door and replace the
strike plate.