how can i fix my baxi solo wm 50/4 pf?

i have just fitted a new programmer to my boiler, but now cant get the boiler to work. the programmer is wired in correctly and is worked as it should, but the boiler will not come on. i have tested the power to the boiler and it is getting to the boiler but there dosent appear to be any power beond this point, also the reset buton does not appear to be doing anything. any ideas?