To Next PageTo Next PageWhy are there broken threads while sewing with my UnionSpecial Sewing Machine?
Broken threads during sewing can occur for several reasons. One reason is interference between the thread cone and the sewing machine. Ensure threads are separated to prevent this. Another cause could be a blunt looper tip; in this case, stone off the burr or replace the looper. Also, check if the needle tip is blunt and replace the needle if needed.
What to do if feed cuts appear on the bottom of the bag when using my UnionSpecial BCE300?
If you notice feed cuts on the bottom of the bag, it could be due to excessive chaining and presser foot pressure. Try reducing the pressure using the pressure screws. Alternatively, the feed dog teeth might be too sharp; in that case, slightly stone the tips of the feed dog teeth.
What to do if I see malformed stitches on my UnionSpecial Sewing Machine?
Malformed stitches can occur if the thread isn't correctly placed in the thread tension assembly or eyelets. Make sure to thread according to the threading diagram.
Why is tape torn in the stitch area on my UnionSpecial Sewing Machine?
Torn tape in the stitch area often results from excessive needle thread tension. Reduce the needle thread tension using the needle thread tension assembly.
What causes needle thread to fray on the underside of a bag with my UnionSpecial BCE300 Sewing Machine?
If the needle thread frays on the underside of the bag, it may be because the looper has a sharp edge at the retainer portion. Gently buff the sharp edge to resolve this.
Why are there skipped stitches at the start of the bag with my UnionSpecial BCE300?
Skipped stitches at the start of the bag may occur if the chain section isn't clamping properly. Set the chaining section to the correct specification.
How to fix short stitches while sewing tape onto a bag with my UnionSpecial Sewing Machine?
Short stitches while sewing tape onto a bag can happen if the tape reel is holding back. Create a continuous, slight drag on the tape reel.
Why does the needle thread wrap around the looper on my UnionSpecial BCE300?
If the needle thread wraps around the looper, it might be because the chaining section isn't clamping the chain correctly. To fix this, set the chaining section to the specified settings.
What to do if the oil pressure gauge doesn't function during operation of my UnionSpecial Sewing Machine?
If the oil pressure gauge isn't working, the line filters may be clogged with foreign material. Replace the built-in line filters to resolve this.
General| Brand | UnionSpecial |
|---|---|
| Model | BCE300 Series |
| Category | Sewing Machine |
| Language | English |
