25
Diagnostic aid :
symptoms
Probable causes
Solutions
The motors do not work
The control unit is not powered
Check the connection of the control box to
power supply.
Check that the power supply is properly
connected to the mains
The motors operate at low speed
Learning problem
Repeat the learning procedure (see
manual)
The motors do not slow down at the
end of the stroke
Learning problem
Repeat the learning procedure (see
manual)
The shutters do not move during
the learning process
Start the learning cycle when the
shutters are open
Close the shutters and repeat the learning
cycle (see manual)
The shutter with overlap is the first
to close
Motor 1 and motor 2 connections
inverted
Invert the motors connection :
Connect motor 1 instead of motor 2and
vice versa (see manual)
The shutters open when you press
close
Motors incorrectly connected
Invert the connection of motors (see
manual)
The control knob connection is
incorrect
For Wired version, Check the knob's
connection (see manual)
When you press close, one shutter
opens and the other closes
Motors incorrectly connected
Invert the connection of motors (see
manual)
When you press open, the shutters
close
Motors incorrectly connected
Invert the connection of motors (see
manual)
The control knob connection is
incorrect
For Wired version, Check the knob's
connection (see manual)
When you press open, one shutter
opens and the other closes
A motor is incorrectly connected
Invert the connection of motor (see
manual)
the shutter ahead in a bumpy
wrong mounting of shutter
Make sure the shutters rotate properly
with out any hard point
The shutter begins its course and
returns to its position
wrong mounting of shutter
Make sure the shutters rotate properly
with out any hard point
Presence of an obstacle
Remove the obstacle
The shutter does not fully close
and/or open
wrong mounting of shutter
Make sure the shutters rotate properly
with out any hard point
Presence of an obstacle
Remove the obstacle
The shutter goes too far when
closing
No shutter stops
Check that there is a shutter stop at the
top and the bottom
The motor runs but the shutter does
not open (or close)
Strap hinge screws broken or missing. Fit new screws
The motors do not start when open
or close is requested
The control is faulty
For the wired version, check the button's
connection
For the wireless version, check that the
batteries are good (The LED should light
up when pressed once)
