157
Connection and wiring diagrams
Summary (cont.)
A2 Main PCB low voltage
A3 Main PCB 230 V~
A6 Programming unit
A7 Optolink/emissions
test switch PCB
A8 Electronics PCB
A9 Boiler coding card
A10 LON communication module
A11 Power supply unit PCB
A12 Boiler control unit
5862730GB
