Secure C1727 - 4 Settings; 4.3 System modes

Make connections
230 V Combi-boiler connection
1 2
3
4
N L
O
Com
ON ON
Receiver back plate
N LSL
N
L
Combi-boiler
*Note : The receiver has voltage free contacts. A
link between terminal L and terminal 2 is
required for mains voltage applications.
*
A3
N - Neutral, L - Live, SL - Switched Live
This diagram is schematic and should be used for guidance only.
17