Hello All,
I have Pfaff 191post bed sewing machine i found this machine from a shoe making company they want to throw it in the metal bin this machine missing feed dog arm,feed dog,throat,pins,front and side cover,outside holding bracket for post ,after searching almost 2 years i found feed dog and arm,i made my own pins,made side cover,i am now ready to make front cover which have a screw with the jam nut what this screw actually do and how far is this screw from the top if i can get the some measurement of the front cover i can make this plate, I am also facing some issues when i installed the feed dog arm with the feed dog it sits almost 7mm far away from the needle please help me.Thanks