Please help a thicko. I have bought a Sunvic 107 xls programmer and need help with the wiring. From the boiler i have 5 core cable consisting of blue,brown,yellow and two black.
From the mains the standard blue,brown and yellow/green. I need to know which colour goes to which terminal. Hope you can help. boiler is a Vaillant with pumped ch,gravity hw.
From the mains the standard blue,brown and yellow/green. I need to know which colour goes to which terminal. Hope you can help. boiler is a Vaillant with pumped ch,gravity hw.
