99
EN
17. What to do if... ?
Fault
Possible cause / solution
... the roller shutter belt winder indicates no functions?
Check the power supply including connecting cable and plug.
... the roller shutter belt winder fails to react at the
configured switching time?
a) There may have been a power failure. Reconfigure the switching
times, see page 93.
b) The end points may not be configured. Reconfigure the end points,
see page 90.
... the control LED flashes?
There may have been a power failure. Reconfigure the switching times,
see page 93.
... the roller shutters no longer stop at the configured
end points?
The end points may be displaced due to elongation of the belt.
Re-adjust the end points, see page 90.
... the roller shutters stop as soon as the control key is
released?
The end points are not configured. Configure the end points, see
page 90.
... the roller shutter belt winder rotates in the wrong
direction?
Possibly the belt is wrapped around the reel incorrectly, see page 88.
... the control LEDs flashes and the roller shutter belt
winder fails to operate in any direction.
The maximum running time of the drive has been exceeded, see
pages 79/103.
The motor is too hot. The roller shutter belt winder will be operational
again in approx. 1 hour.
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