Your going to need to be a little more specific. Explain it in detail and I'll have a better idea of what's going on.
while this might be an easy way to get the job done, it is for lack of a better word half-assed. It opens the door for shorts and part malfunction in the future. While i can see where you are coming from, it is not the corect way. Do it right the first time.
When i did this i found the desoldiering wick un necessary. A helper is mutch advised, she held it, i heated and pulled out the old wires, then reused the soldier already there