17
Troubleshooting
Eliminating faults yourself
Fault
Possible cause
Remedial action
Optical display:
Permanent light after
inserting the mains plug
and/or while switching
on the garage door
opener.
Stop position setting and/or test
run not complete.
Reset mains plug. Pull out and re-
insert mains plug. Set stop positions
and conduct test run in accordance
with operating instructions.
Opener light flashes
regularly (one-second
cycle).
Obstacle detected (e.g. by
obstacle detector or actuation
of the safety equipment such
as light barrier, wicket door
contact).
Remove obstacle, open/close garage
door.
Opener light flashes
irregularly (three
seconds OFF/one
second ON).
While monitoring the electronic
components, the electronics
detect an irregularity.
Reset: Simultaneously press control
button
a
and programming button
b
for
5 seconds. (Opener light flashes).
Reset verified by solid light. Reset
stop positions and conduct a test run.
Programmed handheld transmitters
are not deleted. If the opener light
flashes again irregularly while the stop
positions are being programmed,
please contact Service Line.
Opener light does not
come on.
Bulb defective.
Replace.
Garage door opener
does not function when
the handheld transmitter
is actuated.
Battery in the handheld
transmitter discharged/
incorrectly inserted.
Check battery and, if required, replace
battery.
Code in the receiver not yet
read.
Log on handheld transmitter.
Stop position setting, test run
not complete.
Set stop positions, conduct and
complete a test run. Then log on the
handheld transmitter.
Garage door opener
does not/not fully open/
close the door.
Door mechanism damaged.
Check door mechanism. Have the
garage door repaired by a garage door
technician.
Unfavourable conditions
outside (e.g. heavy rain) have
increased the door weight.
Garage door opener identifies
the situation as an obstacle.
Reset stop positions and conduct
a test run. Programmed handheld
transmitters are not deleted. If the fault
persists, please contact Service Line.
No mains voltage (LED
U
does
not come on).
Have a technician check whether the
mains socket is being supplied with
mains voltage.
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