Below are some documents that may help during trouble shooting, or re-ordering of parts.

Machine Parts Guides:

Need a help finding the right switch? Click Here

Need help with the right motor brushes? Click Here

Need help finding the right spring for the job? Click Here

What parts should you have on hand? Click Here

Creative Studio Documents:

Beginners Guide to Repeat Patterns

Beginners Guide to Edge-to-Edge

Gammill Support Documents:

Thread and Oil Guide 

Trouble Shooting Tension, A Guide to Stitch Quality

Removing Your Machine Head for Transport

Professional Bobbin Winder Instructions