160
A
B
C
D
E
Fig. 119
A5
Cylinder module control unit
A9
SA 191 extension
A10
Cylinder module control unit PCB
A11
SA 191 extension PCB
P1
sA
Cylinder loading pump
P2
sK
DHW circulation pump
P3
No function
P4
No function
PWM1
No function
PWM2
No function
Connection and wiring diagram
Electronics module M2IO connection scheme (cylinder module)
5853335
Appendix