[john lombino]

how do you connect the wires

 

[heartlessmcfly]

On a 120volt timer, line goes to 1, load goes to 2 and your neutral goes under A. On a 240volt timer, 1 and 3 are your line side and 2 and 4 are your load side

 

[J. V.]

There is a wiring diagram right on the timer. Why not look at that?