
33
IP1951EN - 2014-10-06
Problem Possible cause Operation
The automation does not open
and close or does not perform the
set operations.
Function selector switch fault. Perform the SETTINGS RESET
using the OPEN button as indi-
cated on page 27.
WARNING: this operation may
cancel previously made remote
adjustments.
Function selector switch incor-
rectly set.
Check and correct the function
selector switch settings.
The automation does not open or
close.
No power.
(POWER ALARM LED off).
Check the control panel is pow-
ered correctly.
Short circuited accessories.
(POWER ALARM LED off).
Disconnect all accessories from
terminals 0-1 (a voltage of 24V=
must be present) and reconnect
them one at a time.
Blown line fuse.
(POWER ALARM LED off).
Replace fuse F1.
The stop contact is open. Check terminal 9 of the control
panel and the position of the func-
tion selector switch (if present).
The automation is locked by bolts
and locks.
Check that the door wings move
freely.
Safety contacts are open.
(SA LED on).
Check terminals 6 and 8 of the
control panel.
The radars are activated. Make sure the radar is not sub-
jected to vibrations and does not
make false readings or check
the presence of moving objects
within its range.
The automatic closing does not
work.
Check jumper 1-2 and the po-
sition of the function selector
switch (if present).
The automation opens by itself. The radars are instable or detect
moving objects.
Make sure the radar is not sub-
jected to vibrations and does not
make false readings or check
the presence of moving objects
within its range.
The automation opens/closes
briefly and then stops.
Encoder disconnected, false en-
coder contacts, encoder fault.
(flashing POWER ALARM LED).
Check that the encoder is con-
nected correctly, clean the con-
tacts by connecting and discon-
necting the encoder plug on the
contacts, replace encoder.
Motor leads crossed.
(flashing POWER ALARM LED).
Check the motor leads.
There is a presence of friction. Manually check that the door
wings move freely and adjust the
door wing in height by lifting it.
11. Troubleshooting
N.B.: refer to the Alarm and fault visualisation section in the DISPLAY module
installation manual.