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6
Troubleshooting
DANGER
Hazardous voltage!
Fatal electric shock when touching live parts.
Always pull out the mains plug before working on the drive!
Malfunction
Door does not fully open /
close.
After closing, the door opens
again slightly.
Drive does not move although
the motor is running.
Door does not respond to hand
transmitter pulses, but to pulses
from push buttons or other
pulse generators.
Door responds neither to hand
transmitter pulses nor to other
pulse generators.
Insufficient range of hand
transmitter.
Toothed belt or drive are noisy. Toothed belt is dirty or over-
70 - EN
Possible causes
Door mechanics have changed.
Closing / opening force is set too
low. End position is set
incorrectly.
Door blocks just before reaching
the closed position. End position
is set incorrectly.
Drive is disengaged.
Hand transmitter battery is
empty. Antenna is missing or
misaligned. No hand transmitter
programmed.
See diagnostic display.
Hand transmitter battery is
empty. Antenna is missing or
misaligned. On-site shielding of
reception signal.
tightened.
Remedy
Have the door checked. Correct
the force settings, see chapter
"menu 5 + 6". Have the end
position reset.
Remove the obstruction. Have the
end position CLOSE reset.
Re-engage the drive, see chapter
"Manually opening or closing the
garage door".
Replace the hand transmitter
battery. Plug in / align the
antenna. Program the hand
transmitter, see "menu 1".
See diagnostic display.
Replace the hand transmitter
battery. Plug in / align the
antenna. Connect the external
antenna (accessory).
Clean the toothed belt. Spray with
silicone spray (Do not use oil-
containing substances). Relieve
the toothed belt of tension.
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