hi all The lock on conservatory door has been playing up, it use to be just winter with the cold but we had the door glass replace recently and now it`s all the time, i see there are some striker plates but need abit of guidess which to adjust i don`t want to make it worst then it is, so all advise welcomed,The handle is raised upwards to enable the door to be locked "when it doesnt stick" cheers mick