Connecting The Programming Unit To The Control Unit; Connecting The Internal Connecting Cables To The Control Unit; Applying Strain Relief - Viessmann VITOCROSSAL Series Installation Instructions Manual

Installing the control unit

Connecting the programming unit to the control unit

Open the control unit; to do so undo the control unit
panels.
X2
Fig. 24

Connecting the internal connecting cables to the control unit

Route the cables into the control unit. Provide strain
relief for cables that do not have any; see Fig. 25.
Insert cables with moulded strain relief into the casing
recess; see Fig. 26.

Applying strain relief

4.
2.
3.
Fig. 25 Strip max. 100 mm of insulation from the
cables.
22
(cont.)
X15
X10
The ribbon cable is routed over 2 retainers.
For connection, see connection and wiring diagram on
page 41.
1.