Systec DB-45 - Control Unit; Position and Function; Maintenance Tasks; Replacing the Control Unit

V/D S ERIES
M ECHANICAL ASSEMBLIES
3-50 Revision: 2.1
3.5 Control unit
3.5.1 Position and function
The control unit is located in the door cladding or front cladding. It contains
an individual microprocessor controller with its own software.
The control unit has a rubber cover underneath to protect it. This is spot-
fixed to the aluminium board of the control unit using commercially
available superglue to prevent it from slipping during assembly.
3.5.2 Maintenance tasks
Necessary tools 5.5 mm Allen key
Have available Superglue
Replacing the control unit
Fig. 26: Loosening the fastening screws on the control unit (V series)
Fig. 27: Loosening the fastening screws on the control unit (D series)
• Remove the 4 fastening screws.
• Take out the control unit.