ROLLAND ROLLTWIN - Page 56

Original instruction : French NT0002 V –h – 03/2012
56
Overload or breakage of the wire connection of the solenoids (electrical
connection)
If one of these fault situations occurs, the lamp flashes and the solenoid control
switches off for safety reasons. Similarly, in manual mode, no function can be
executed.
The user must validate the fault by switching off the power to the electronics module
for 3 seconds and then putting it back on.
Flashing signals & fault codes provided by the box indicator :
Example for fault code "2-1"
:
Defect left sensor
Decoding table of the signals emitted by the box indicator:
Indicator signal
Components to be
checked
Possible cause of the defect
Permanent signal
Automatic mode, no defects
‘’1-1’’
Initialisation mode, no defects
‘’2-1’’
Left position sensor
Wire link broken or not connected.
Output signal of the position
sensor out of range, check the
mechanical adjustment
‘’2-2’’
Right position sensor
Wire link broken or not connected.
Output signal of the position
sensor out of range, check the
mechanical adjustment
‘’3-1’’
Solenoids
- WSL (WS1)
- WSR (WS2)
Wire link broken or not connected.
Possible overload
Check the connection LGND
‘’3-2’’
Solenoid WK
Wire link broken or not connected.
Possible overload
Check the connection LGND