Threading the top and bottom of the Riccar 8500 sewing machine.

[@NR78616]

Can you please share the detail video of vigorelli 237 please

[@nampirivumajoan1086]

I have my similar machine but the lower bobbin is always breaking ,,I have changed the bobbin case n ring ,,adjusted the tension,re-assembled the shuttle but all in vein,,what can I do

[@handdsom1352]

What needle is used in this,i broke my one and cant find any other yet...