Cosmo eXcess Pro Montage- Und Bedienungsanleitung Seite 77

4. TROUBLESHOOTING
The Lightwheel flashes red / green.
®
!VBus Sensor unit
Is the message
menu?
no
The
red?
The
of the sensor module is
flashing red?
Check / establish power supply of the sensor
module.
!VBus Power unit
Is the message
Status / Messages
the menu?
LED of the power unit glows red?
no
Check the VBus
LED of the power unit
from the controller to
glows green?
the power unit / esta-
no
blish the connection..
Unlock the thermal cut-out of the power unit and
check the hydraulics:
• Air inside the electric heating?
• Sufficient operating pressure?
• Sufficient flow rate?
Status / Messages
indicated in the
error LED
of the sensor module is flashing
no
operating Check the VBus
LED
from the controller to
the sensor module /
establish the connection.
no yes
o.k.
indicated in
yes
yes
line
®
77
yes
line
®