As we are going into details of my Pfaff mentioned in the previous post (link below) I created a new topic dedicated especially to this machine.
So the bottom of the machine also has been cleaned up. Here are some photos including the looper Uwe asked for.
The previous user forced the machine to work with 190 system needles, so knowing from the manual that this machnie is using 134 system needles I had to lower the needle bar to make the eye of the needle in the looper's range and al