General/ FAQ
- General Troubleshooting /Common problems
- Thread consumption of Bag Closer Sewing Machines
- VIDEO: Threading the looper on Newlong NP-3(II)
Threading Diagrams
- Newlong NP-3(II) Portable Double Thread (401 stitch)
- Union Special 39500
- Newlong Industrial NP-7a Portable Single Thread (101 stitch)
Oiling Diagrams
- Union Special 2200 series
- Union Special 39500 series