https://www.sheldonbrown.com/deraile...ent.html#front Sheldon Brown says that adjusting FD is not an exact science. You can check/adjust the mounting of your FD following his guide.
There are some similar threads about the FD adjustment.
I am not an expert myself, just a home mechanic. I have experienced some front derailleur rub on both 8 and 9 speed
Also, you did not say if the FD was the original one.