Hi,
Everything you need to know about a Two Spools can be found here:
http://needlebar.org/main/manuals/el...ol/1index.html
That links you to the manual for the Two Spools. Make sure the spool can has all the parts which can be seen in figure 10 page 2 of the manual. The machine uses a 15x1 needle. That make life easy since you don't have to look far for needles, local fabric store. Here is a picture of the spool can in the race.
[ATTACH=CONFIG]455845[/ATTACH]
These are wonderful machines for piecing. Enjoy!