Connection Diagram, Cylinder Module Control Unit - Viessmann Vitovalor PT2 E11T Installation And Service Instructions Manual

Connection and wiring diagram

Connection diagram, cylinder module control unit

Fig. 130
A5 Cylinder module control unit
A9 SA 191 extension
A10 Cylinder module control unit PCB
A11 SA 191 extension PCB
P1 Cylinder loading pump
sA
198
P2 DHW circulation pump
sK
P3 No function
P4 No function
PWM1 No function
PWM2 No function