Instructions

52
EN
19. What to do if... ?
Fault Possible cause / solution
... the superrollo GW250 / GW255 indicates
no functions?
Check the power supply incl. connecting cable and plug.
... the superrollo GW250 / GW255 no longer reacts
in the morning at the congured switching time?
a) There may have been a power failure, see page 14. Reset the
time and date with the help of the installation wizard,
see page 32.
b) The automatic mode may have been deactivated.
Switch the automatic mode on, see page 37.
... the roller shutters no longer stop at the
congured end points?
The end points may be displaced due to elongation of the belt.
Re-adjust the end points, see page 33.
... the roller shutters stop as soon as the
operating button is released?
During initial installation or after a reset, the will be no end points
set. In this case, you will need to reset the end points with the help
of the installation wizard, see page 31.
... the superrollo GW250 / GW255 rotates in the
wrong direction?
Possibly the belt is wrapped around the reel incorrectly,
see page 26.
... the roller shutters stop suddenly during
upward travel?
a) The drive may be jammed, for example, due to the roller
shutters freezing up or other obstacles.
b) The roller shutters may not be running suciently smoothly.
Check the roller shutters and roller shutter guides.
d) The roller shutters may be too heavy. The maximum tractive force
of the belt winder has been exceeded, see page 55.
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